KKO has been instrumental in the successful completion of a wide variety of transportation projects for public agencies and private sector clients throughout the United States and around the world. Here is a representative list of clients and projects:

Multimodal Transit Operators

Chicago Regional Transit Authority

Chicago Transit Authority

Go Transit

Maryland Mass Transit Administration

Massachusetts Bay Transportation Authority

Metropolitan Atlanta Rapid Transit Authority

Passenger & Freight Railroads

Alaska Railroad Corporation

Bangor & Aroostook Railway

Delaware-Otsego Corporation

Hong Kong Mass Transit Railway

Macedonian Railways

MAV (Hungarian National Railway)


National Rail Passenger Corp. (Amtrak)

Northern New England Passenger Rail Authority (NNEPRA)

Perumka (Indonesian National Railway)

PKP (Polish National Railroad)

South Africa Rail Commuter Corporation (Metrorail)

SuperVia (Rio de Janeiro)

Bus Operators

Rhode Island Public Transit Authority

Sun Tran of Albuquerque

Worcester Regional Transit Authority

Other Agencies

California Department of Transportation

Maine Department of Transportation

Rhode Island Department of Transportation


Vermont Public Transportation Association

Wisconsin Department of Transportation

KKO is a professional services firm specializing in providing management consulting and information systems support to the transportation industry. Learn More ยป