New York

RJB Builders - Castleford

Keestone Contractors Ltd - Castleford

Benchmark Management - Buffalo, New York

Buffalo Modular - Williamsville, New York

Alphalytics - Tonawanda, New York

GP Strategies Corporation - Buffalo, New York

P. Max Engineering - Buffalo, New York

Quinns - Salisbury

Purbeck Civil Engineering Ltd - Andover

RGV Engineering Ltd - Salisbury