
Providing services to the Okanagan and Central Interior since 1967
About Us
Interior Testing Services Ltd. (ITSL) is a Kelowna based company that has been providing services to the Okanagan and Central Interior since 1967. Within our firm, we have extensive experience in materials testing and geotechnical engineering.
Company partners include:
- Norman Williams, P.Eng.
- Peter Hanenburg, P.Eng.
- Dan Hikichi, Lab Manager
- Scott Trerice, Graduate Technologist
Interior Testing also employs several engineers-in-training, engineering technologists and technicians.
Interior Testing provides service to public and private clients including:
- Contractors and Builders
- Design Consultants – architects, engineers
- First Nations – bands, communities
- Land Developers – residential, commercial and industrial developments
- Local and Regional Governments - municipalities, regional districts
- Provincial and Crown Agencies – Ministry of Transportation, Parks Canada
- Public Institutions – school districts, universities and colleges, hospitals


website design by Thomas Sandhoff