C & D Valve, LLC S6649

C.H.C. SYSTEM Co., Ltd. S6316

CABA S6417

CALORIE FLUOR S8816

CAPCOM N1833

CAREL INDUSTRIES S.p.A. S7583

CCCME

CCPIT Machinery Sub-Council N1334, N1764, N1765, N1766, N1767,

CCSI Limited N3427

CERTUSS America L.P. S10326

CFM Global S9617

CGC Group S9843

CHANGZHOU DABUND PIPE CO., LTD N1453

CL WARD & Family Inc. S8286

CMEC International Exhibition Co., Ltd. N2816, N2819, N3314, N3315, S8884,

CMS Global (Excelair Filters) S9052

CN PAT CP., LTD. S10366

COMAC SRL N1132

CONTRACTOR Magazine S6716

CORP. S9439

COSMOGAS Heating Systems N2160

CQC Electric LLC S9588

CSA Group Testing & Certification Inc. S9585

CSC N1833

CSR Edmonds

CUBE USA S6456

CUKUROVA ISI A.S. N2720

Cain Manufacturing Co., Inc. S6749

Calcana USA Ltd. S9172

Calectro AB S6439

Calefactio N1715

Caleffi Hydronic Solutions S7981

Cambridge Air Solutions N1039

Cambridge Resources S8936

Camus Hydronics Limited N3137

Canadian Thermostats & Control Devices Ltd. S6558

Canarm Ltd. N2567

Cangzhou Beyond Metal Products Co., Ltd. S9096

Cantas Ic ve Dis Ticaret Sogutma Sistemleri

Carel USA S7583

Carhartt Company Gear? S8991

Carlin Combustion Technology, Inc. /

Carlisle HVAC Brands N1510

Carlyle Compressor S7710

Carrier S7510

Castle Filters S9632

Caterpillar Fans S10388

CellarCool S10321

Cemline Corporation S9039

Center For Computational Technologies Pvt.

Century / MARS S7523

Cerro Industrial S7988

CerroZone S7988

Cesco Products - A Mestek Co. S7536

Chamberlin Rubber Company, Inc. S8939

Champion Heating & Air Conditioning S6236, S7529

Chemours S6731

Chicago Clamp Company N2849

Chiltrix/Hotspot Energy S9621

China Chamber of Commerce for Import and

China Refrigeration and Air-Conditioning

Chinafore Co., Ltd. S7931

Choice Manufactured Parts, Inc. S9131

Chromalox S6752

Chuencharng Instrument & Apparatus Co., Ltd. S9169

Cielo WiGle Inc. S6527

Cincinnati Test Systems Inc. S9852

CircuitSolver by ThermOmegaTech, Inc. S10166

CityScapes Inc. S10580

Cixi Welday Plastic Product Co., Ltd. S9544

Clean and Science Co., Ltd. N1849

Cleanaire Division S6610

Cleaver-Brooks, Inc. N2937

Cleveland Controls S8127

ClimaCool Corp. S7169

ClimaTemp Portables Inc. S9572

Climalife Galco S7729

Climate Control Group S7169

Climate by Design International, Inc. S8320

ClimateCraft S7169

ClimateMaster S7169

Climatech International S.A.

Climatic Testing Systems, Inc. S6444

Climetec Manufacturing Limited S9212

Coilmaster Corporation S7988

Coilmate / Dickerman - A Mestek Co. S7536

Cold chain technologies / Emerson S7110

Coleman Heating & Air Conditioning S6236, S7529

Colmac WaterHeat N2724

Columbus Electric, Division of TPI Corporation S7123

ComStar International Inc. N1844

Comco USA, Inc. S8383

Comefri USA, Inc. S10183

Comfort-Aire / MARS S7523

Commercial Acoustics Division of Metal Form

Commercial Aire Products S10341

Commonwealth Sprague Capacitors Inc.

Commusoft N3453

Company Listing as of 6/6/23

CompanyCam N3067

Comparato Nello S.r.l. N2763

Composite Fan Technology/Primary Plastics |

Computair Limited N3532

Computrols, Inc. S6064

Condair S6940

Conditioning Company Limited S10188

Conduit Tech S10064

Conex B?nninger S9181

Conspec Controls S6072

ConstructConnect N3327

Construction Solutions N1163

Contemporary Controls S6549

Continental Automated Buildings Association

Continental Fan Canada Inc. N2600

Continental Fan Manufacturing Inc. N2600

Contracting Business S6716

Contractors’ National Association N2712

Control Techniques / Nidec S7719

Controls S6236, S7529

Cool Calc Manual J (DCNE) N3550

Cool Water Technologies, LLC N2730

CoolAutomation S6031

Cooney Engineered Solutions S8185

Cooper&Hunter S7195

Cooper-Weymouth, Peterson - A Mestek Co. S7536

Copeland HVAC compressors / Emerson S7110

Copeland refrigeration compressors / Emerson S7110

CopperTree Analytics Inc. S6369

Copperfit Industries Inc. N1019

Core Components S9132

Corporation S7123

Corrigan Corporation N2943

Corzan? Material & Piping Systems S8979

Covertech N1814

Critical Environment Technologies S6455

Crowcon Detection Instruments Ltd. S10380

Cubic Sensor and Instrument Co., Ltd. S6569

Curtis Industries, Inc. S8692

Custom Filter LLC N1134

D-Mark, Inc. N1134

DCA (Dehumidifier Corporation of America) S8944

DDI Inc. N2842

DEHON GROUP S7729

DENT Instruments S6046

DMI Companies S8110

DORIN USA S8952

DRC Heat Transfer S10382

Dadanco - A Mestek Co. S7536

Dahlstrom - Formtek Cleveland, Inc. - A

Daikin Applied Americas Inc. S7549

Daikin Comfort Technologies S7560

Danfoss N2510

Data-Basics, Inc. N3418

Dayus Register & Grille Inc. S6710

Deflecto Air Distribution Products S6617

Delhi Blowers, a division of Canarm Ltd. N2567

Delta Controls Inc. S6123

Delta Cooling Towers, Inc. S6626

Delta Electronics (Americas) - Breez

Delta Electronics (Americas) - Fan and

Delta Electronics (Americas) - Industrial

Delta Electronics (Americas) Ltd. S6123

Delta-Therm N3060

Denlar Fire Protection S8977

Dernier & Hamlyn, Inc. S10356

Des Champs Technologies S8676

Desert Air Filter Factory (DAFF) S9284

Desert Aire LLC - a Subsidiary of Multistack N2119

Desiccant Rotors International Pvt. Ltd. N1815

Design Architectural Heating Inc. S6661

Design Polymerics S9139

Designline - A Mestek Co. S7536

Detroit Radiant Products Co. S8630

Dettson Industries N3060

Diehl Controls North America N1337

Direct Coil, Kooljet, Thermoplus and Oteck

Distech Controls S6336

DiversiTech Corporation S6575, S6969

Diversified Heat Transfer, Inc. (DHT) N1744

Dormont, a Watts brand N2124

Dornback Furnace Division S6610

Drake Refrigeration, Inc. S9150, S9152

Dry All N1755

DryAir Manufacturing Corp. N2767

Du-Co Ceramics Company N3340

DuctlessAire N3070

Ductmate Industries S8110

Dundas Jafine, Inc. N2460

DuraFin Tube N1713

DuraPlas S9814

DuraTrac Products div. ELBI of America N1555

DuraVent S7731

Duravent Group S7731

Durkee (Wuhan) Air Dispersion System Co.,

Durkee (Wuhan) Insulation Material Co., Ltd. S7183

Durkee America Inc. (NanoSox fabric ducts) S7183

Duro Dyne Corporation S7723

DuroZone a division of Duro Dyne Corp. S7723

Dust Free, LP S8516

Dwyer Instruments, LLC S6133

DynAir Duct Hardware and Connector N1510

Dynamic Air Quality Solutions N2000

Dynamic Certification Laboratories (DCL) S7946

Dynasonics Division of Metal Form Mfg. LLC S9736