Klohn Crippen Berger acquires Calgary Civil Engineering Firm Mack, Slack & Associates

September 13, 2007

VANCOUVER, BRITISH COLUMBIA - International engineering and environmental consulting firm Klohn Crippen Berger Ltd. has acquired Mack, Slack & Associates Inc., a civil engineering firm in Calgary that specializes in hydraulic structures, irrigation designs, hydrology, hydrotechnical analysis, river engineering, and climate and hydrometric monitoring.

"Our two firms have worked together on many successful projects in the last 10 years for Alberta Infrastructure and Transportation and Alberta Environment. With these new staff members, we look forward to continued growth in the water resources and infrastructure market in Alberta", said Bryan Watts, President & CEO of Klohn Crippen Berger.

About Klohn Crippen Berger

Klohn Crippen Berger offers global engineering and environmental services to the oilsands, mining, power, transportation, offshore and pipeline, and water resources sectors worldwide. The firm's Quality Management System is registered ISO 9001:2000 compliant.