The RDH Group provides services through four companies:

• RDH Building Engineering Ltd.
  A Canadian-based building science and construction management firm with offices in Vancouver, Victoria, and Courtenay.
• RDH Building Sciences Inc.
  A U.S.-based building science firm with offices in Seattle and Portland.
• RDH Construction Mangement Inc.
  A U.S.-based construction management firm with offices in Seattle and Portland.
• RDH Architecture Inc.
  A joint architecture and engineering practice that provides our architectural services.

These four firms work together to provide integrated services to our clients.