T.W.J. Trestain Structural Engineering
is a professional engineering firm specializing in cold formed steel
products for the construction industry. We are located in Toronto,
Canada and serve clients in Canada and the US.
Cold formed steel services include product design and
development, structural testing, fire testing, structural analysis and
computer generated load tables for product literature. We also have
Structural and building science failure
Computerized structural analysis
Technical writing and presentations
Expert witness support for building owners,
contractors and attorneys.