DIGITAL ENGINEERING INC

To be a recognized leader in the development and
application of process management technologies.

DST CONSULTING ENGINEERS INC

Four Rivers Group

HATCH CORPORATION

KONTZAMANIS GRAUMANN SMITH MacMILLAN INC.(KGS GROUP)

TBT ENGINEERING LTD

TETRA TECH CANADA INC.

VALMET LTD.

WSP CANADA INC.

ECOSUPERIOR ENVIRONMENTAL PROGRAMS

KOZAR ENGINEERING INC.

RVI Group Ltd

TULLOCH