RA Engineers & Inspectors Inc. formerly known as Rowswell & Associates Engineers Inc.

Providing engineering services for more than 28 years.

Our mission is to provide engineering and inspection services in a manner that our clients value; honest efforts to give them reasonable, and practical solutions and direct answers to their unique problems.


Rowswell & Associates Engineers was founded in 1986 by the late John Rowswell. Since that time, we have been providing civil, structural, welding engineering and inspection, and project management services throughout Northern Ontario and Michigan.

With an office in Sault Ste. Marie, we are able to meet our clients’ daily needs. The principal, Byron Moss, has a wide range of experience in the design of industrial, commercial, bridges, and other special structures with more than 30 years of experience in the engineering industry.

We provide the following services:

Contact us

100 Bruce Street, Suite 6
Sault Ste. Marie, ON P6A 2X5
(705) 759-6612
info@raei.ca