We're ATC Associates, dedicated to environmental, health & safety, and construction management faithfully serving thousands of private and public sectors since 1982. Over two decades, we've offered clients innovative, practical solutions that help resolve their challenges. We pride... more

CRA is in the information business, the business of market intelligence, transforming information into knowledge, and knowledge into strategy. We are redefining the art of understanding through the use of advanced analytics and statistical data analysis, and non-traditional market... more

RWDI has been providing our clients with unique snow consultation services since 1972. Our consultants share over 100 years of combined experience including specialist expertise in areas such as: complex structural snow loading; snow and ice accumulation on structures; analysis of snow... more

Levelton has been providing emission and ambient testing services to industry and government agencies for over 30 years. We have the expertise and the equipment to characterize emissions for any air contaminants of concern, such as: particulate matter (total, PM10, PM2.5) heavy metals... more

Apollo BBC is a multidisciplinary consulting firm with headquarters in Houston, Texas. We strive to become the premier building consulting firm in the United States. To achieve this aim, we consistently outperform our competitors by achieving and exceeding expectations with expert and... more

Indoor Environmental Engineering (IEE) is a building science consulting firm with 25 years of experience diagnosing building air quality problems and designing healthy and energy efficient indoor environments. Our staff of professional engineers, building scientists, and industrial... more

Founded in 1957 and with over 50 years of service, Trow has grown in size into one of Canada's largest engineering and consulting firms. With offices across Canada, the U.S. and internationally, and with projects around the globe, Trow offers clients in both the private and public sectors... more

Currently RDH has more than 70 employees, all of whom are devoted to building science and related areas of practice. Senior technical staff include engineers and architects with a wide variety of formal training including building science, structural engineering, materials and... more

Chatwin Engineering Ltd. has been in successful operation since 1982. The basis of our success has been in providing high quality client service. We are the largest and longest standing engineering and planning company on central Vancouver Island. Our engineers, technologists,... more

Fishburn Building Sciences Group Inc. is a professional engineering firm dedicated to the advancement of roofing technology through the design, engineering and maintenance of roof systems. Established in 1943, the company currently holds a dominant position in the roof consulting field,... more

Prairie View Homes is a craft home builder focusing exclusively on high performance, green construction based on the building science methodology. We build custom homes for any lifestyle, and offer a comprehensive suite of client services supporting all phases of the design-build process.... more

NA Engineering Associates is a comprehensive engineering firm with a growing reputation for delivering successful, professional results. Personal attention combined with state-of-the-art technology ensures our clients that projects are handled efficiently from conception to completion. We... more

Pancon Engineering Limited offers a full range of multi-disciplinary engineering, planning and consultancy for variety of projects that demand engineering design, management and solution. The company is based in Toronto and offers its services to local and global clients. Pancon has... more

Building Performance Construction was established in 1998, building the first house to meet the stringent standards of the American Lung Association's Health House designation in the state of Connecticut. Since then, BPC has managed the construction of eight new homes and the complete... more

Applied Building Sciences, Inc. is a full-service architectural, engineering and environmental consulting firm serving businesses, government entities, and institutions throughout the southeast. Founding principals Alan Campbell, Lee Capell, and Larry Elkin brought together their... more

Since 1996, BC BUILDING SCIENCE & ENGINEERING LTD. has been involved in many successful restoration construction projects. We have a reputation for practical, cost effective solutions to our projects and clients without compromising quality. Typically, we emphasize architectural aspects... more