Halsall Associates (www.halsall.com) is an engineering services company with a passion for sustainability. We have over 50 years’ experience in building design, evaluation and renewal, as well as one of Canada’s largest and most experienced teams dedicated to providing green strategies for facility and community design. Ranked as one of Canada’s “Best Workplaces” since 2007, Halsall attracts the best and brightest in each market it serves. Halsall is the Canadian operating company of Parsons Brinckerhoff, a global professional services firm specializing in infrastructure planning, design, program/construction management and operations and maintenance. www.pbworld.com