Business Combinations

3 Months Ended

Mar. 31, 2013

Business Combinations [Abstract]

Business Combinations

Note 2. Business Combinations

Symbiotic Engineering, L.L.C. (Symbiotic)

In September 2012, the Company hired the staff and purchased certain assets from Symbiotic, a company based in Boulder, Colorado. The purchase was immaterial to the Company’s financial statements taken as a whole. The purchase included the Sustainability Information Management System platform, which brings the Company new opportunities to provide utility clients information and analyses for better managing costs, promoting energy efficiency, protecting the environment, and creating consumer value.

GHK Holdings Limited (GHK)

In February 2012, the Company completed the acquisition of GHK. With its headquarters in London, GHK is a multi-disciplinary consultancy serving government and commercial clients on environment, employment, health, education and training, transportation, social policy, business and economic development, and international development issues. The purchase was immaterial to the Company’s financial statements taken as a whole. The acquisition complemented and significantly strengthened the Company’s existing European operations and created additional capabilities in Asian markets.