LinkedIn Groups
Barker is the Group Manager of various online forums at www.linkedin.com. You need be a member of LinkedIn to view these Groups. LinkedIn in the largest social network on the Internet, with over 40 million Professionals from around the world, and growing at an unprecedented rate.
Why not register yourself on Linkedin.com, today?
International Building Performance Simulation Association
Daylighting the Built Environment
Barker is Group Owner and Founder of the highly successful ASHRAE Group, now managed by William Lull and team
Gridwise & Smartgrids
National Fire Protection Association
NFRC - National Fenestration Rating Council
South African Institute of Electrical Engineers
Chartered Institution of Building Services Engineers
Architects of Southern Africa
