Our Team

Our small team of 4 are dedicated to providing outstanding computing solutions and customer care.

Matthew Lehmann
  • IT Engineer
  • 14 years of IT experience
  • Web Designer
  • Network Security
  • Instructor: Capilano University
  • Masters of Applied Science (UBC, 2003)
  • Bachelor of Applied Science (UBC, 2000)
  • UBC Co-Op Program (1995 – 2000)
  • LinkedInLinkedIn Profile
  • PDF DownloadMKWL CV, 2012

Elizabeth Lehmann
  • Office Administrator
  • 8 years of IT support
  • Bench Diagnostics
  • Web Updates
  • System Cleanup
  • Administration & Accounts
  • Bachelor of Science (UBC, 2002)

Colleen Gibson
  • Assistant Office Administrator
  • Customer Care
  • Scheduling
  • Bookkeeping
  • Website Posts
  • Bachelor of Science (UNBC)

Matthew Doucet
  • IT Technician
  • On-Site Service & Support
  • Web Design & Updates
  • System Cleanup
  • Teaching & Training
  • Bachelor of Science (in progress)


  • a central, cohesive source of support
  • chief support for the mast on a sailboat

Creating Peace of Mind

About Us

Mainstay Computing Ltd., established in 2003We started offering our services in 2000 but it wasn't until 2003 that we Registered the Business Name and applied for a Business Number by Matthew & Elizebeth Lehmann, is an independent, family-owned, computer repair shop located in Sechelt, on the Sunshine Coast of BC, providing on-site service and business solutions to small business and residential customers.

We service & support computers and build websites in a socially and environmentally responsible manner and have been doing so for over 13 years.

Mainstay Computing Ltd. has developed a solid reputation for being reliable, honest, and effective. We are a small team that is focused on delivering meaningful results in a timely manner.

Good For Business

We rapidly respond to IT emergencies and offer superior solutions at the best price on the Coast.

We have a strong reputation for providing professional & confidential service and are more than happy to provide excellent references upon request.

Our focus on commercial enterprises (small business environments) has given us professional insight into how to efficiently and effectively offer meaningful results for your business.

What this means is that we are experienced at quickly assessing an IT situation and deploying real solutions right away.

We also offer solutions that can help you grow and protect your business:

  • deploying servers
  • utilizing cloud-based computing
  • integrating mobile computing
  • workflow optimization
  • working from home
  • system security
  • network security
  • data backups
  • office virtualization


Great Price

We are #1 in Price & Performance for on-site technical support for both Commercial and Residential customers, network design, disaster prevention planning, and website design.

IT consulting requires an imprecise mixture of trust, communication, and responsibility which are critical pillars to solid, long term relationships.

We work closely with our customers to ensure that we deliver meaningful results.

Our most recent projects can be viewed here.

If you have any questions about our services or would like to discuss how we can help you or your company, please do not hesitate to contact us.