CERTIFIED PROFESSIONALS
NameCertificationValid ThroughStreet AddressCityStateZipPhone
Air Solutions, Inc.Fire and Smoke Damper Contractor9/30/20242108 Greater Oak DriveLAPEERMI48446810-358-8644
Air Solutions, Inc.TABB Contractor9/30/20242108 Greater Oak DriveLAPEERMI48446810-358-8644
Total MechanicalFire and Smoke Damper Contractor3/31/2024W234 N2830 Paul rdPewaukeeWI530722625232500
Total MechanicalTABB Contractor3/31/2024W234 N2830 Paul rdPewaukeeWI530722625232500
Aldag/Honold Mechanical, Inc.Fire and Smoke Damper Contractor9/30/20243509 S Business DrSheboyganWI53081920-458-5558
Aaron Engineering ServiceTABB Contractor12/31/20245420 West Roosevelt Rd, 300ChicagoIL606447734740143
Vital Mechanical Inc.Fire and Smoke Damper Contractor12/31/20241420 Maple Ave SWRentonWA9805712066294828
Mountain Air Balancing, LLCTABB Contractor12/31/2024216 Demellier RdTunkhannockPA18657570-239-6897
Arends Balancing & Comm. IncTABB Contractor12/31/20254918 N 90th StMilwaukeeWI53225414-2348071
Arends Balancing & Comm. IncTABB Commissioning Contractor12/31/20254918 N 90th StMilwaukeeWI53225414-2348071
Olympia Sheet Metal, Inc.Fire and Smoke Damper Contractor12/31/20257635 Betti Lane NELaceyWA985163604911123
Air Perfect Total SystemsTABB Contractor12/31/20244250 East Tremont AvenueBRONXNY104659179744303
Balance America, Inc.TABB Commissioning Contractor3/31/20251185 Linda Vista Dr Ste BSan MarcosCA92078760-798-9255
Balance America, Inc.TABB Contractor3/31/20251185 Linda Vista Dr Ste BSan MarcosCA92078760-798-9255
Balance America, Inc.TABB Sound and Vibration Contractor3/31/20251185 Linda Vista Dr Ste BSan MarcosCA92078760-798-9255
Wells and Wade MechanicalFire and Smoke Damper Contractor3/31/2025218 S. Columbia St.WenatcheeWA98801509-662-3412
CERTIFIED BALANCING AND COMMISSIONINGTABB Contractor3/31/20256035 W Kipling PkwyLittletonCO80162720-201-6274
E. L. Barrett Company, Inc.TABB Contractor3/31/20251147 HancockQuincyMA21696172858075
T&B ServiceTABB Contractor9/30/2025110B E Grand AveEau ClaireWI54701715-835-7813
Fulton Air BalanceTABB Contractor9/30/20251930 South State AvenueIndianapolisIN46203317-623-9009
All American Balancing LLCTABB Contractor6/30/202410157 Lake RdOtisvilleMI48463810-569-4152
Air Systems Balancing & TestingTABB Contractor9/30/2024339 East Ave Suite 309RochesterNY14604585-232-3440
Air Systems Balancing & TestingFire and Smoke Damper Contractor9/30/2024339 East Ave Suite 309RochesterNY14604585-232-3440
Total Flow ControlTABB Contractor12/31/2025440 Burroughs StDetroitMI482026144390870
Independent Sheet Metal, LLCFire and Smoke Damper Contractor3/31/20251301 Hook DriveMiddletownOH45042513-705-4120
Gundlach Sheet Metal Works, IncFire and Smoke Damper Contractor6/30/2025910 COLUMBUS AVESANDUSKYOH4487014196264525
Trueflow Testing & Balancing, LLCTABB Contractor3/31/2026121 Broadway StreetColchesterCT64158605319398
SystemWorks LLCTABB Contractor3/31/2025409 5th StWest Des MoinesIA50265515-975-9938
Holaday ParksSmoke Control Systems Contractor9/30/20254600 S 134th PLTukwilaWA98168206-276-4258
Holaday ParksTABB Contractor9/30/20244600 S 134th PLTukwilaWA98168206-276-4258
Holaday ParksFire and Smoke Damper Contractor9/30/20254600 S 134th PLTukwilaWA98168206-276-4258
ACCO Engineered SystemsTABB Contractor9/30/2024888 East Walnut StreetPasadenaCA91101818-805-4972
Ocean Park MechanicalFire and Smoke Damper Contractor9/30/2025Unit 283 - 14900 Interurban Ave S.SeattleWA981682069398761
Mechanical Testing Inc.TABB Contractor12/31/2024694 Colesville RdBinghamtonNY139046073722880
Mechanical Testing Inc.Smoke Control Systems Contractor12/31/2024694 Colesville RdBinghamtonNY139046073722880
Mechanical Testing Inc.Fire and Smoke Damper Contractor12/31/2024694 Colesville RdBinghamtonNY139046073722880
Air Balancing Service CompanyTABB Contractor3/31/202416 Progress Circle, Suite 1ANewingtonCT6111860-500-5008
Southland IndustriesTABB Sound and Vibration Contractor9/30/202422340 Dresden St Suite 177DullesVA20166703-939-4735
Southland IndustriesFire and Smoke Damper Contractor9/30/202422340 Dresden St Suite 177DullesVA20166703-939-4735
Southland IndustriesTABB Contractor9/30/202422340 Dresden St Suite 177DullesVA20166703-939-4735
Cahill Sketching and InspectingFire and Smoke Damper Contractor12/31/202544 Clement DrSomerdaleNJ80838567450141
AMS Mechanical Systems, Inc.Fire and Smoke Damper Contractor3/31/20249341 Adam Don ParkwayWoodridgeIL60517(630) 887-7700
US Test & Balance CorporationTABB Commissioning Contractor6/30/2024US Test & Balance Corp.Hopewell JunctionNY12533845-896-5609
US Test & Balance CorporationFire and Smoke Damper Contractor6/30/2024US Test & Balance Corp.Hopewell JunctionNY12533845-896-5609
US Test & Balance CorporationTABB Sound and Vibration Contractor6/30/2024US Test & Balance Corp.Hopewell JunctionNY12533845-896-5609
DeBra-KuempelFire and Smoke Damper Contractor6/30/20243976 Southern AveCincinnatiOH45227513-271-6500
US Test & Balance CorporationTABB Contractor6/30/2024US Test & Balance Corp.Hopewell JunctionNY12533845-896-5609
ACCO Engineered SystemsFire and Smoke Damper Contractor6/30/20255300 Denver Ave SSeattleWA98108206-787-8500
Complete Mechanical Balancing, Inc.TABB Contractor3/31/2025PO Box 27706DenverCO80227303-948-5429
SHERMAN MECHANICAL, INCFire and Smoke Damper Contractor6/30/20241075 ALEXANDER COURTCARYIL60013847-462-1000
Premier Heating & Cooling Inc.Fire and Smoke Damper Contractor12/31/2026142 Tuscany LnWentzvilleMO63385636-395-3183
Premier Heating & Cooling Inc.TABB Contractor12/31/2026142 Tuscany LnWentzvilleMO63385636-395-3183
Precision TAB ServicesTABB Contractor3/31/20252 Highland MewsGlen CoveNY11542516-209-9632
Wings Testing and BalancingSmoke Control Systems Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
Wings Testing and BalancingFire and Smoke Damper Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
Wings Testing and BalancingTABB Commissioning Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
Wings Testing and BalancingIndoor Air Quality Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
Wings Testing and BalancingTABB Sound and Vibration Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
Wings Testing and BalancingTABB Contractor12/31/202494 N Branford RdBranfordCT6405203-481-4988
associated air balanceTABB Contractor12/31/2024457 E Arrow HwyAzusaCA917026269158117
Superior Test and BalanceTABB Contractor3/31/2025861 E Leadora AveGlendoraCA91741626-771-1012
E-BalanceTABB Contractor6/30/202512921 E 107th AveCommerce CityCO800223035327560
ABM Building Solutions, LLCTABB Contractor3/31/20243640 Northgate Blvd, Suite 200SacramentoCA95834916-381-4526
Tekon-Technical Consultants, Inc.TABB Contractor9/30/2024110 Corporate Drive, Suite 4PortsmouthNH3801603-335-3080
National Air Balance Inc.Fire and Smoke Damper Contractor12/31/20254171 Business Center DriveFremontCA945385107738171
National Air Balance Inc.Smoke Control Systems Contractor12/31/20254171 Business Center DriveFremontCA945385107738171
Bledsoe Environmental LLCTABB Contractor3/31/20261400 Sunday Dr.IndianapolisIN46217317-821-4750
H. T. LyonsTABB Contractor3/31/20257165 Ambassador DriveAllentownPA18106610-530-2600
Payson Sheet MetalTABB Contractor3/31/2025451 N MainPaysonUT84651801-368-5261
Premier Testing & Balancing LLCTABB Contractor9/30/2025169 commack Rd #1034CommackNY117256462671417
Mechanical Test & Balance, Inc.TABB Contractor6/30/2024641 Western AveChicagoIL60612219-663-8107
Mechanical Test & Balance, Inc.TABB Commissioning Contractor6/30/2024641 Western AveChicagoIL60612219-663-8107
Equal Air Balance CoTABB Contractor6/30/2024357 East Arrow HighwaySan DimasCA91773(714) 637-3500
Lor Mar MechanicalFire and Smoke Damper Contractor12/31/20246710 Westfield DrPennsaukenPA8810856-662-5151
JF AhernFire and Smoke Damper Contractor6/30/20263201 West Canal StMilwaukeeWI53208414-336-9645
JF AhernTABB Commissioning Contractor6/30/20263201 West Canal StMilwaukeeWI53208414-336-9645
JF AhernTABB Contractor6/30/20243201 West Canal StMilwaukeeWI53208414-336-9645
University Mechanical Contractors Inc.TABB Contractor9/30/202511611 49TH PL WMukilteoWA98275425-245-2811
General Sheet MetalFire and Smoke Damper Contractor3/31/202516345 SE EvelynClackamasOR97015503-650-0405
Air Moving Equipment CompanyTABB Commissioning Contractor12/31/20252645 ArdisLas CrucesNM88011575-639-8787
Air Moving Equipment CompanyTABB Sound and Vibration Contractor12/31/20252645 ArdisLas CrucesNM88011575-639-8787
Air Moving Equipment CompanyTABB Contractor12/31/20252645 ArdisLas CrucesNM88011575-639-8787
Built Environmental Systems Testing LLCTABB Commissioning Contractor12/31/20257 Clark CircleShawneeOK7480415014121975
Built Environmental Systems Testing LLCTABB Contractor12/31/20257 Clark CircleShawneeOK7480415014121975
CIC Mechanical SystemsFire and Smoke Damper Contractor6/30/2024419 Market St.,FreeportPA16229724-504-1613
Farrington Air Quality Services LLCTABB Contractor9/30/2024PO Box 760SumnerWA983902532255592
Farrington Air Quality Services LLCSmoke Control Systems Contractor9/30/2024PO Box 760SumnerWA983902532255592
Farrington Air Quality Services LLCFire and Smoke Damper Contractor9/30/2024PO Box 760SumnerWA983902532255592
Fathom Testing LLCTABB Commissioning Contractor6/30/2024300 Gleed AvenueEast AuroraNY14052716-259-0084
Fathom Testing LLCTABB Contractor6/30/2025300 Gleed AvenueEast AuroraNY14052716-259-0084
Precision Air BalanceTABB Contractor3/31/2025P.O. Box 312445New BraunfelsTX781312107878707
Sunset Air Inc.Fire and Smoke Damper Contractor3/31/2024Sunset Air, Inc.LaceyWA985033604564956
Precision Air Balance Co Inc - LVFire and Smoke Damper Contractor9/30/20253330 W. HACIENDA AVE., #407LAS VEGASNV89118702-270-2688
Precision Air Balance Co Inc - LVTABB Contractor9/30/20253330 W. HACIENDA AVE., #407LAS VEGASNV89118702-270-2688
Precision Air Balance Co Inc - LVSmoke Control Systems Contractor9/30/20253330 W. HACIENDA AVE., #407LAS VEGASNV89118702-270-2688
Precision Air Balance Co IncTABB Contractor3/31/20261240 N JEFFERSON STANAHEIMCA928077146303796
Apollo Mechanical ContractorsFire and Smoke Damper Contractor12/31/20243051 East Valley RoadRentonWA98057206-920-3490
Western Allied MechanicalFire and Smoke Damper Contractor3/31/20241180 O'Brien DriveMenlo ParkCA940256503260750
TABCO InternationalTABB Contractor12/31/20243832-10 Baymeadows RoadJacksonvilleFL32217904-235-6957
TABCO InternationalTABB Sound and Vibration Contractor12/31/20243832-10 Baymeadows RoadJacksonvilleFL32217904-235-6957
TICX GroupTABB Commissioning Contractor12/31/20243832-10 Baymeadows RoadJacksonvilleFL32217904-235-6957
Central Valley Systems ConsultantsTABB Contractor3/31/20253131 Meade AveLas VegasNV89102702-285-2295
VM Systems, Inc.Fire and Smoke Damper Contractor3/31/20263125 Hill Ave.ToledoOH43607419-535-1044
VM Systems, Inc.TABB Contractor3/31/20243125 Hill Ave.ToledoOH43607419-535-1044
Kleeberg Sheet Metal IncFire and Smoke Damper Contractor3/31/2025Kleeberg Sheet Metal INC. 65 Westover RdLudlowMA10564132460361
MBO Inc.TABB Contractor6/30/20254830 Viewridge AvenueSan DiegoCA921236193841237
H.E. Neumann CompanyFire and Smoke Damper Contractor6/30/2025100 Middle Creek RdTriadelphiaWV26059(304) 232-3040
Genesio CompanyFire and Smoke Damper Contractor6/30/202466 Richard RoadIvylandPA18974800-273-4822
Bal-Tech, Inc.TABB Contractor9/30/2025303 21st Street, Suite 109St. PaulMN55055651-785-5182
ACCO Engineered SystemsTABB Contractor3/31/202510590 ArmstrongMatherCA95655916-520-2100
ACCO Engineered SystemsFire and Smoke Damper Contractor3/31/202510590 ArmstrongMatherCA95655916-520-2100
Mared MechanicalTABB Contractor9/30/2024W128N8600 Old Orchard RdMenomonee FallsWI53051414-331-1736
Butters - Fetting Co., Inc.Fire and Smoke Damper Contractor9/30/20241669 South 1st StreetMilwaukeeWI530494147889100
MATTHEW'S BALANCING SERVICES, LLCTABB Contractor9/30/20251590 Fernwood RdYorkSC297458038793858
UMCFire and Smoke Damper Contractor3/31/202519020 33rd Ave WLynnwoodWA980362063649900
Cattrell Companies, Inc.Fire and Smoke Damper Contractor6/30/2024906 Franklin StreetTorontoOH43964740-537-2481
Harvey Air Balance (HABCO)TABB Contractor6/30/2025PO Box 236MadisonWV25130304-687-4598
Harvey Air Balance (HABCO)TABB Commissioning Contractor6/30/2025PO Box 236MadisonWV25130304-687-4598
Harvey Air Balance (HABCO)TABB Sound and Vibration Contractor6/30/2025PO Box 236MadisonWV25130304-687-4598
Hays Sheet MetalFire and Smoke Damper Contractor3/31/20257070 Kaighns AvePennsaukenNJ81098566627722
Precision Balancing GroupTABB Contractor9/30/2025549 Pine Tree DrFond Du LacWI54935920-979-3825
Precision Balancing GroupFire and Smoke Damper Contractor9/30/2025549 Pine Tree DrFond Du LacWI54935920-979-3825
Speer MechanicalFire and Smoke Damper Contractor12/31/20245255 Sinclair RdColumbusOH43229614-261-6331
ADSFire and Smoke Damper Contractor6/30/20241000 Astoria BlvdCherry HillNJ80038568741100
General Temperature ControlFire and Smoke Damper Contractor12/31/2024970 W Walnut StCanal WinchesterOH43110614-837-3888
Pacific Test and Balance, Inc.TABB Contractor3/31/20254771 Mangels Blvd.FairfieldCA94534707-696-2444
Enerplex Mechanical Systems, Inc.Fire and Smoke Damper Contractor9/30/2024728 Canal StBristolPA190072154587258
Gennesaret Mechanical Services, LLCTABB Contractor6/30/20241680 Clock Tower Dr.Saint LouisMO631383148454939
Precision Testing & BalancingTABB Contractor6/30/2026244 Maple PlaceMineolaNY115019173378057
Inland Air Balance IncTABB Contractor12/31/2024465 Borrego CtSan DimasCA91773909-305-4881
veriTAB Environmental Balancing LLCTABB Contractor3/31/202519803 Ralston StOrlandoFL32833513-673-8252
McKinstry CoFire and Smoke Damper Contractor9/30/20245005 3rd Ave SouthSeattleWA9813412067625900
Frank M BoothTABB Contractor9/30/20244220 Douglas BlvdGranite BayCA957469165423174
Frank M BoothTABB Commissioning Contractor9/30/20244220 Douglas BlvdGranite BayCA957469165423174
Frank M BoothFire and Smoke Damper Contractor9/30/20244220 Douglas BlvdGranite BayCA957469165423174
Frank M BoothSmoke Control Systems Contractor9/30/20244220 Douglas BlvdGranite BayCA957469165423174
MDSystems Testing LLCTABB Commissioning Contractor3/31/202613500 CLARA MARTIN ROADMANORTX78653512-845-9500
Mechanical Sheet Metal CoFire and Smoke Damper Contractor9/30/2024723 Walnut StWyandotteMI48192734-284-1006
Accurate Test and Balance, LLCTABB Contractor3/31/20261604 Riverview TerWall TownshipNJ07719-34767322999553
Air Control Balancing, Inc.TABB Contractor12/31/20252140 North Winery, Suite 103FresnoCA93703559-454-8000
McDowall CompanyFire and Smoke Damper Contractor6/30/20241431 Prosper DriveWaite ParkMN56387320.203.9336
ACCO Engineered SystemsTABB Contractor9/30/20241133 Aladdin AveSan LeandroCA94577510-346-4300
Test and Balance Solutions Inc.TABB Contractor9/30/20241819 Adams StMankatoMN560015072704255
Midwest AssociatesTABB Contractor9/30/20242620 Branigin Creek BlvdFranklinIN46131317-519-8820
Midwest AssociatesTABB Sound and Vibration Contractor9/30/20242620 Branigin Creek BlvdFranklinIN46131317-519-8820
Energy Balance & Integration LLCFire and Smoke Damper Contractor9/30/20244804 Hawkins St NEAlbuquerqueNM87109505-344-7979
Energy Balance & Integration LLCTABB Contractor9/30/20244804 Hawkins St NEAlbuquerqueNM87109505-344-7979
Energy Balance & Integration LLCSmoke Control Systems Contractor9/30/20244804 Hawkins St NEAlbuquerqueNM87109505-344-7979
Premier Test & Balance, Inc.TABB Contractor12/31/2024375 230th AveSomersetWI54025612-419-1425
Premier Test & Balance LLCTABB Contractor12/31/2024375 230th AveSomersetWI54025612-834-0311
K & I Sheet Metal, Inc.Fire and Smoke Damper Contractor3/31/20262010 Chapman StreetPittsburghPA1521514122927022
Lee MechanicalTABB Contractor3/31/20254883 W Blazing Star RdFranklinWI531321-262-771-4932
I D Griffith Mechanical ContractorsFire and Smoke Damper Contractor9/30/2026735 S. Market stWilmingtonDE19899302 766-3902
I D Griffith Mechanical ContractorsTABB Contractor9/30/2024735 S. Market stWilmingtonDE19899302 766-3902
Labco Air & Water Balancing, Inc.TABB Contractor6/30/20241090 Mountain RoadWest SuffieldCT6093(860) -668-1329
Labco Air & Water Balancing, Inc.TABB Commissioning Contractor6/30/20241090 Mountain RoadWest SuffieldCT6093(860) -668-1329
MacDonald-Miller Facility SolutionsTABB Contractor3/31/202517930 International Blvd. Suite 120SeatacWA98188206-571-2661
MacDonald-Miller Facility SolutionsSmoke Control Systems Contractor3/31/202517930 International Blvd. Suite 120SeatacWA98188206-571-2661
MacDonald-Miller Facility SolutionsFire and Smoke Damper Contractor3/31/2025106010 E Wiser PkwyKennewickWA993382065712661
MacDonald-Miller Facility SolutionsFire and Smoke Damper Contractor3/31/202517930 International Blvd. Suite 120SeatacWA98188206-571-2661
Mechanical Test & Balance IncTABB Contractor6/30/20241416 E Joliet StCrown PointIN46307219-663-8107
Mechanical Test & Balance IncFire and Smoke Damper Contractor6/30/20241416 E Joliet StCrown PointIN46307219-663-8107
Mechanical Test & Balance IncTABB Commissioning Contractor6/30/20241416 E Joliet StCrown PointIN46307219-663-8107
GEM IncTABB Contractor3/31/20256842 Commodore DrWalbridgeOH43465419-270-9275
GEM IncFire and Smoke Damper Contractor3/31/20256842 Commodore DrWalbridgeOH43465419-270-9275
Northstar Environmental LTDFire and Smoke Damper Contractor12/31/2024316 Thomson Park Dr.CranberryPA16066724-513-9046
Northstar Environmental LTDTABB Commissioning Contractor12/31/2024316 Thomson Park Dr.CranberryPA16066724-513-9046
Northstar Environmental LTDSmoke Control Systems Contractor12/31/2024316 Thomson Park Dr.CranberryPA16066724-513-9046
Northstar Environmental LTDTABB Contractor12/31/2024316 Thomson Park Dr.CranberryPA16066724-513-9046
Western Allied MechanicalTABB Contractor12/31/202533210 Central AveUnion CityCA945874085690422
McKamishTABB Contractor3/31/202550 55th StPittsburghPA15201412-520-4575
Circo System Balance, Inc.TABB Contractor9/30/20244100 Florin Perkins RoadSacramentoCA95826916-889-3714
PSF Mechanical, IncFire and Smoke Damper Contractor6/30/202518000 72nd Avenue SouthKentWA980322067649663
Balance Technologies IncTABB Contractor9/30/20241906 S 3rd StMilwaukeeWI53204-0997414-254-8990
Qual-Air HVAC, Inc.Fire and Smoke Damper Contractor3/31/202518791 State Route 301LagrangeOH44050440-341-1745
Pan-Pacific MechanicalTABB Contractor12/31/202448363 Fremont BlvdFremontCA94538831-207-9291
Pan-Pacific MechanicalTABB Sound and Vibration Contractor12/31/202648363 Fremont BlvdFremontCA94538831-207-9291
TH Martin IncFire and Smoke Damper Contractor9/30/20248500 Brookpark RoadClevelandOH441292163377589
A.F.I. Sheet MetalFire and Smoke Damper Contractor3/31/2025P.O. Box 3088HuntingtonWV25702304-529-0322
McClanahan Inc DBA HartmanaireTABB Contractor6/30/202512 GardeniaLake ForestCA92630951-479-6855
Silicon Valley MechanicalTABB Contractor3/31/20252115 Ringwood AveSan JoseCA951319255778087
Bradley Air CompanyFire and Smoke Damper Contractor12/31/2024123 E Fairfield CtSheltonWA98584360-426-1284
Ohio Fabricators, IncFire and Smoke Damper Contractor3/31/20251452 Kenmore BoulevardAkronOH443143307454406
ASAP LLCFire and Smoke Damper Contractor9/30/20241478 S Pike LnGilbertAZ85296602-370-4797
ASAP LLCSmoke Control Systems Contractor9/30/20241478 S Pike LnGilbertAZ85296602-370-4797
ASAP LLCTABB Commissioning Contractor9/30/20241478 S Pike LnGilbertAZ85296602-370-4797
ASAP LLCTABB Contractor9/30/20241478 S Pike LnGilbertAZ85296602-370-4797
ASAP LLCTABB Sound and Vibration Contractor9/30/20241478 S Pike LnGilbertAZ85296602-370-4797
Big Bend Associates, LLC DBA Miller and Associates Testing and BalancingTABB Contractor6/30/20244 The Pines CtSaint LouisMO63141314-961-4018
Sheet Metal Experts, Inc.Fire and Smoke Damper Contractor3/31/20258986 N.W. 105th WayMedleyFL33178(305) 805-2019
Comfort Control IncTABB Contractor3/31/20256711 Distribution DrBeltsvilleMD20705(301) 931-9300
United Test and BalanceTABB Contractor6/30/202510440 Bradford Rd. Unit CLittletonCO80127303.597.4185 Ext. 10
Systems Testing and Analysis IncSmoke Control Systems Contractor9/30/202411730 Old Ballas RoadCreve CoeurMO63141314-567-6011
Systems Testing and Analysis IncFire and Smoke Damper Contractor9/30/202411730 Old Ballas RoadCreve CoeurMO63141314-567-6011
Holaday ParksSmoke Control Systems Contractor12/31/20244600 134th Pl.TukwilaWA98168425-231.2904
Systems Testing and Analysis IncTABB Contractor9/30/202411730 Old Ballas RoadCreve CoeurMO63141314-567-6011
Holaday ParksFire and Smoke Damper Contractor12/31/20244600 134th Pl.TukwilaWA98168425-231.2904
South Philly Custom Sheet MetalFire and Smoke Damper Contractor6/30/202515 3RD stLandsdownePA190502679109171
Bonland IndustriesFire and Smoke Damper Contractor3/31/20241500 Bridgewater RoadBensalemPA190202677209000
J. F. Coffey Associates, Inc.TABB Contractor9/30/2024523 Washington StDuxburyMA23327819345200
M&M Test and BalanceTABB Contractor3/31/2025499 E. Galveston St.GiddingsTX789428326872145
sheet metal incFire and Smoke Damper Contractor3/31/20266517 arctic spur roadanchoarageAK995189073060010
Aero Building SolutionsFire and Smoke Damper Contractor3/31/202511100 Belmont AveFranklin ParkIL60131847-288-3200
Aero Building SolutionsTABB Contractor3/31/202511100 Belmont AveFranklin ParkIL60131847-288-3200
RD's HVAC IncTABB Contractor9/30/202415020 S Cicero Ave, Suite 205Oak ForestIL60452708-925-4005
Wm. J. Donovan Co.Fire and Smoke Damper Contractor6/30/20253429 W Indiana AvePhiladelphiaPA19132-1830215-225-3677
N-Demand Test and Balance, LLCIndoor Air Quality Contractor6/30/20263810 Academy Parkway South NEAlbuquerqueNM87109505-639-4564
N-Demand Test and Balance, LLCTABB Contractor6/30/20243810 Academy Parkway South NEAlbuquerqueNM87109505-639-4564
Native Air Company, LLCTABB Contractor9/30/2024PO BOX 1466PERALTANM87042(505) 866-0822
N-Demand Test and Balance, LLCTABB Sound and Vibration Contractor6/30/20243810 Academy Parkway South NEAlbuquerqueNM87109505-639-4564
N-Demand Test and Balance, LLCTABB Commissioning Contractor6/30/20243810 Academy Parkway South NEAlbuquerqueNM87109505-639-4564
Gowan Inc Systems Commissioning IncTABB Contractor12/31/20245550 Airline DrHoustonTX77076713-696-5423
Gowan Inc Systems Commissioning IncFire and Smoke Damper Contractor12/31/20245550 Airline DrHoustonTX77076713-696-5423
Gowan Inc Systems Commissioning IncSmoke Control Systems Contractor12/31/20245550 Airline DrHoustonTX77076713-696-5423
Stromberg Metal Works IncFire and Smoke Damper Contractor6/30/20256701 Distribution DrBeltsvilleMD20705301-931-1000
HorwitzFire and Smoke Damper Contractor9/30/20257400 49th Ave NNew HopeMN55428763 533 1900
Emcor Services Mesa EnergyTABB Contractor12/31/20252 CromwellIrvineCA926187143494597
Research Air FloTABB Contractor9/30/20255571 Peachtree RdAtlantaGA30341843-789-0672
Jedi Balancing, Inc.TABB Contractor9/30/2024568 Briggs StreetErieCO80516(720) 839-5333
Jedi Balancing, Inc.TABB Commissioning Contractor9/30/2024568 Briggs StreetErieCO80516(720) 839-5333
Jedi Balancing, Inc.TABB Sound and Vibration Contractor9/30/2024568 Briggs StreetErieCO80516(720) 839-5333
Hooper CorporationFire and Smoke Damper Contractor3/31/20266450 Pederson Crossing Blvd.DeforestWI53532608268-3156
Northern Ky Htg & CoolingFire and Smoke Damper Contractor9/30/20253213 Rector RoadMorning ViewKY410638596200337
Pospisil Enterprises LLC.Fire and Smoke Damper Contractor3/31/2025PO Box 202Cedar Park lTX78613512-431-6500
Pospisil Enterprises LLC.TABB Contractor3/31/2025PO Box 202Cedar Park lTX78613512-431-6500
J L Mechanical Services, IncFire and Smoke Damper Contractor6/30/202513662 Roachton RdPerrysburgOH43551419-872-6000
Penn Air Control IncTABB Contractor9/30/20255941 Lakeshore DriveCypressCA90630714-220-9091
Dynamic Air SolutionsFire and Smoke Damper Contractor3/31/20253426 Bridgeland DriveBridgetonMO63044314-395-9125
Dynamic Air SolutionsSmoke Control Systems Contractor3/31/20253426 Bridgeland DriveBridgetonMO63044314-395-9125
Dynamic Air SolutionsTABB Contractor3/31/20253426 Bridgeland DriveBridgetonMO63044314-395-9125
Dynamic Air SolutionsTABB Commissioning Contractor3/31/20253426 Bridgeland DriveBridgetonMO63044314-395-9125
Freedom Air Balance, Inc.TABB Contractor3/31/20251369 LaBrant RdBigforkMT59911760-885-8898
Illingworth-Kilgust MechanicalTABB Contractor12/31/202411217 W. Becher St.West AllisWI53227414-431-7177
Big City BalancingTABB Contractor9/30/202524-41 31st St Ste 1016AstoriaNY11102646-294-4138
National Air Balance Company, Inc.TABB Contractor6/30/20244171 Business Center DrFremontCA94538510-623-7000
DunRight Balancing LLCTABB Contractor9/30/202417050 Goshawk Rd WColorado SpringsCO80908719-322-1735
Thermal Thinkers, Inc.TABB Contractor6/30/2025660 White Plains Rd Ste 120TarrytownNY10591914-769-4190
Fisher Balancing Co.Fire and Smoke Damper Contractor12/31/20241799 Glassboro Cross-Keys RdWilliamstownNJ8094856-740-9134
Fisher Balancing Co.TABB Contractor12/31/20241799 Glassboro Cross-Keys RdWilliamstownNJ8094856-740-9134
Certified Air Balance Co., Inc.TABB Contractor9/30/20259970 Bell Ranch Dr Ste 101Santa Fe SpringsCA906705629411200
Performance Testing and Balancing, LLCTABB Contractor3/31/2025282 Fomer RoadSouthamptonMA1073413-527-1682
Indoor Environmental ServicesTABB Contractor12/31/20251512 Silica Ave.SacramentoCA95815916-988-8808
Modern Controls Inc.TABB Contractor6/30/202526 Bellecor DriveNew CastleDE197203023256800
Modern Controls Inc.Fire and Smoke Damper Contractor6/30/202526 Bellecor DriveNew CastleDE197203023256800
Md systems testing llcTABB Contractor9/30/202413500 Clara Martin RdManorTX786535125789405
Independent Air IncTABB Contractor9/30/20244 Sycamore LnWest BridgewaterMA02379-1000508-580-8808
Circle R MechanicalFire and Smoke Damper Contractor9/30/20246620 Shephard AvePortageIN46368219-746-3057
Circle R MechanicalTABB Contractor9/30/20246620 Shephard AvePortageIN46368219-746-3057
Velocity Building Technical ServicesFire and Smoke Damper Contractor9/30/202421440 68th Ave S # 200KentWA980324253500905
Velocity Building Technical ServicesTABB Commissioning Contractor9/30/202421440 68th Ave S # 200KentWA980324253500905
Velocity Building Technical ServicesTABB Contractor9/30/202421440 68th Ave S # 200KentWA980324253500905
Velocity Building Technical ServicesSmoke Control Systems Contractor9/30/202421440 68th Ave S # 200KentWA980324253500905
Duct Fabricators, IncorporatedFire and Smoke Damper Contractor3/31/2025883 Addison RoadClevelandOH44103216.391.2400
New England Sheet Metal and Mechanical Co.Fire and Smoke Damper Contractor12/31/2025P. O. Box 27409FresnoCA93729559-268-7375
Accustar Air Balance, Inc.TABB Contractor3/31/2025W148 N6923 Terriwood DrMenomonee FallsWI53051262-502-7827
Castle Heating and Air Inc.Fire and Smoke Damper Contractor6/30/20254944 Commerce ParkwayWarrensville Hts.OH44128216-696-3940
Fluid Balance InternationalTABB Contractor6/30/2024PO Box 4260Lago VistaTX78645512-497-6812
Fluid Balance LLCTABB Contractor9/30/20241102 S Industrial BlvdRound RockTX78681512-826-8857
Sterling Industry, LLCTABB Contractor9/30/2026834 W 13th CTRiviera BeachFL33404561-845-2440
GTAB LLCSmoke Control Systems Contractor9/30/2024PO Box 52080MesaAZ85208480-352-2003
GTAB LLCFire and Smoke Damper Contractor9/30/2024PO Box 52080MesaAZ85208480-352-2003
GTAB LLCTABB Contractor9/30/2024PO Box 52080MesaAZ85208480-352-2003
GTAB LLCTABB Sound and Vibration Contractor9/30/2024PO Box 52080MesaAZ85208480-352-2003
Synergy Mechanical, INCTABB Contractor3/31/20254202 Warren AveHillsideIL60162708-410-1004
The Jamar CompanyFire and Smoke Damper Contractor9/30/20244701 Mike Colalillo DriveDuluthMN558072186281027
United Mechanical IncTABB Contractor12/31/20242185 Oakland Rd.San JoseCA951314087866661
International Test & BalanceFire and Smoke Damper Contractor3/31/202517135 West Ten Mile RoadSouthfieldMI48075(248) 763-0077
International Test & BalanceTABB Contractor3/31/202517135 West Ten Mile RoadSouthfieldMI48075(248) 763-0077
Chinook Test & BalanceTABB Contractor12/31/20246406 Turret DrCOLORADO SPRINGSCO809187196844310
Hunter Mechanical - West Chester, PAFire and Smoke Damper Contractor3/31/20241525 McDaniel DriveWest ChesterPA19380-70372156332888
Sheet Metal Inc.TABB Contractor9/30/20246517 Arctic Spur BlvdAnchorageAK995189078858958
Air Systems IncTABB Contractor12/31/2024940 Remillard CtSan joseCA95122408-280-1666
TAB Services Inc.TABB Commissioning Contractor9/30/20242065 S Raritan StDenverCO80223(303) 649-1213
TAB Services Inc.TABB Contractor9/30/20242065 S Raritan StDenverCO80223(303) 649-1213
TAB Services Inc.TABB Sound and Vibration Contractor9/30/20242065 S Raritan StDenverCO80223(303) 649-1213
Neudorfer EngineersFire and Smoke Damper Contractor12/31/20245516 1st Ave SSeattleWA98108206-621-1810
CFM Test & Balance CorporationTABB Contractor9/30/202414 Depot PlaceBethelCT6801(203) 778-1900
Comprehensive Test and Balance, IncTABB Contractor6/30/202455 Park DriveDoverPA17315717-938-8196
Weickert IndustriesFire and Smoke Damper Contractor3/31/202526-35 47th AvenueLong Island cityNY11101718-706-0707
Weickert IndustriesTABB Contractor3/31/202526-35 47th AvenueLong Island cityNY11101718-706-0707
Advanced Testing, Balancing and Energy ConsultingTABB Contractor3/31/2025183 Beach 122nd StreetRockaway ParkNY116942017268604
Air Concepts Inc.Fire and Smoke Damper Contractor3/31/20242804-B Old Rogers RdBristolPA19007215-788-2880
Airtest Co. LLCSmoke Control Systems Contractor12/31/20256405 218th St SW, Suite 301Mountlake TerraceWA980434253130172
Airtest Co. LLCTABB Contractor12/31/20256405 218th St SW, Suite 301Mountlake TerraceWA980434253130172
Airtest Co. LLCFire and Smoke Damper Contractor12/31/20256405 218th St SW, Suite 301Mountlake TerraceWA980434253130172
International Test & Balance, Inc.TABB Contractor3/31/20252100 Sanders Rd.NorthbrookIL60062(847) 759-1800
PSF MechanicalTABB Contractor6/30/20255005 Pacific Hwy E, Suite Ste 4FifeWA984242532219355
PSF MechanicalIndoor Air Quality Contractor6/30/20255005 Pacific Hwy E, Suite Ste 4FifeWA984242532219355
Air Management IndustriesTABB Contractor12/31/20248351 Elm AveRancho CucamongaCA91730909-945-0041
Flow Dynamic Balancing, LLCTABB Contractor9/30/2024130 lake streetAmeryWI54001612-578-9485
Flow Dynamic Balancing, LLCTABB Commissioning Contractor9/30/2024130 lake streetAmeryWI54001612-578-9485
Emcor Scalise IndustriesFire and Smoke Damper Contractor3/31/202555 park drLawrencePA15055724-888-6955