Lijst van leden van de Electric Railway Presidents' Conference Committee
De Electric Railway Presidents' Conference Committee was een samenwerkingsverband van diverse Noord-Amerikaanse trambedrijven. Sinds 1929 werkten zij samen met de industrie om het openbaar vervoer per tram te verbeteren. Een van de resultaten was de PCC-tram.

De volgende vervoersbedrijven waren bij de Electric Railway Presidents' Conference Committee betrokken:
The Baltimore Transit Co.
Birmingham Electric Company
Boston Elevated Railway Company
Brooklyn & Queens Transit Corp.
Capital Transit Co. (Washington, D. C.)
Chicago Rapid Transit Company
Chicago Surface Lines
Cincinnati & Lake Erie Railroad Company
The Cleveland Railway Company
Honolulu Rapid Transit Co. Ltd.
Houston Electric Company
Los Angeles Railway Corp.
Louisville Railway Company
The Memphis Street Railway Company
The Milwaukee Electric Railway & Light Company
Montreal Tramways Co.
New Orleans Public Service Inc.
Northern Texas Traction Co. (Fort Worth)
Omaha & Council Bluffs Street Railway Company
Pacific Electric Railway Co.
Railway Equipment & Realty Co. (Oakland, Cal.)
Philadelphia & Western Railway Co.
Pittsburgh Railways Co.
Public Service Coordinated Transport (N.J.)
St. Louis Public Service Co.
Tennessee Public Service Co.
Toronto Transportation Commission
Virginia Electric and Power Company

Vanuit de industrie waren de volgende bedrijven aangesloten:
Aluminium Company of America
American Brake Shoe & Foundry Co.
Bethlehem Steel Co.
The J. G. Brill Company
Carnegie-Illinois Steel Corp.
The Cincinnati Car Corporation
Consolidated Car and Coach Co,
Cummings Car and Coach Co.
Electric Service Supplies Company
General Electric Co.
Gold Car Heating & Lighting Co.
National Pneumatic Company
Ohio Brass Co.
The Pantasote Company Inc.
Pullman-Standard Car Manufacturing Co.
Railway Utility Co.
S. K. F. Industries Inc.
The Standard Street Works Company
St. Louis Car Co.
The Timken-Detroit Axle Co.
Tool Steel Gear and Pinion Co.
Tuco Products Corporation
Twin Coach Company
Westinghouse Electric and Manufacturing Co.
Westinghouse Traction Brake Co.

Tram in Canada
Tram in de Verenigde Staten