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ABOUT US
Keeping Technology Simple, Reliable, and Personal
For more than two decades, OnSite Computer Services has built its reputation on trust, responsiveness, and hands-on expertise. Founded in 2004, our mission has always been straightforward — to help businesses and homeowners take the complexity out of technology. Whether it’s managing IT systems, securing networks, or keeping day-to-day operations running smoothly, we’re proud to deliver dependable solutions and genuine customer care every step of the way.
Our strength lies in the relationships we build. Over 70% of our business comes from referrals — proof that our commitment to professionalism, honesty, and follow-through makes a lasting difference.
Experience
Our technicians bring decades of combined experience across desktop, server, and network environments. We’ve solved thousands of technical challenges — big and small — with the same focus on reliability and clear communication. When you call OnSite, you’re working directly with skilled professionals who care about doing things right the first time.
Accountability
We believe technology partnerships are built on trust. That means clear communication, transparent pricing, and service that doesn’t stop once the job is done. From preventative maintenance to long-term support plans, we stand behind every recommendation we make and every system we install.
TESTIMONIALS
What Our Clients Say
At OnSite Computer Services, we believe strong relationships are built on trust, honesty, and follow-through. Our business has grown by earning the confidence of our customers — one referral, one solution, and one reliable service call at a time.
" Resourceful team and everyone was self-managed, which increased our company's resources to focus on other aspects of our building move."
Asus
MIS Team North America
"We were nervous about outsourcing our IT needs, but we have been very happy with our decision. The staff is great and so is the service. We would highly recommend them to anyone needing an IT solution."
Forbes Motors
GMC / Toyota / Mazda
"We appreciate OnSite's flexibility and your ability to translate our business and development needs into a physical network foundation that enables our agile process for internal network changes... employees already love the speed at which we make their requested network changes."
EVP & CIO
Imagine Communications
"Thank You Phil!! And thanks to your crew - with all the changes - and last minute rushes, they were a pleasure to work with."
Regional Facility Manager
Imagine Communications
"OnSite Computer Services always provides great customer service. it's great to have a IT support partner to help with our day to day IT needs."
Gillis Consulting
"The Onsite team has been a creative, professional support for the many needs of our small office environment for many years. We could not operate without them!"
District 24 Waterloo Teachers Bargaining Unit
"OnSite has provided us with excellence in both knowledge and service. We are very happy with all that they have done for us and will happily recommend them for both residential and commercial jobs!"
Kitchener-Waterloo Cardio Pulmonary Services
"Working with the team at Onsite has been an excellent experience for our team. They are expert, helpful and always responsive which enables us to focus on working on behalf of our store owners and not have to worry about our technology needs."
Pharmasave Ontario
"After 4 years of working together, onsite continues to provide top notch service and expertise!"
The Cosmetic Surgery Clinic
"OnSite Computer Services has been looking after our cabling and IT needs in Southern Ontario for the past year. We regularly call upon Phil and his team and they have delivered timely and professional service every time, often on short notice and under challenging circumstances."
Ainger Cabling + Security
"We have utilized Onsite for over 2.5 years. Their 24/7 response time is extremely quick, their employees are professional and their rates are reasonable. We highly recommend them for your IT needs."
Schlueter Acura
"XTC Logistics has partnered with OnSite for the past 5 years. They have been an integral part of our growth. Their excellent service and professional advice has enabled us to keep pace in an always changing IT environment. We truly value our partnership with Phil and his TEAM and highly recommend their company."
XTC Logistics
"Working in the Construction Industry it is imperative that we have full usage of our computer systems. I have always been able to rely on On-Site to provide us with no longer than a 24 hour turn around time when issues have occurred. The convenience of them to have the ability to have remote access is very beneficial."
Alcove Drywall
"We opened a new branch office in Kitchener and relied heavily on OnSite to provide all the equipment and services we needed. They provided everything in a timely manner and did everything we needed to get it installed and working on time."
Alan S.
Vice President, Technical Services
"Thank you to you and your team for their efforts. I must say the experience was a very good one. A big thank you to Mike for his efforts, I had very good reports for the site about the way he conducted himself."
Aramark
"OnSite Computers has been responsible for our IT projects since 2008. During that time we have found OnSite to be both reliable and competent when managing our installations, project or resolving our IT issues."
Whitney Commerical Real Estate Services
"Just a quick email to say how happy Baseline is with the service On-Site has provided, both in the ongoing maintenance of our servers and computer hardware, but also more recently in the complete reworking and hosting of our company website."
Baseline Constructors
"I wanted to thank-you and the team at Onsite Computers for your help and support through our recent upgrades. The migration of our old server to the new one was seamless and the new server has worked great without any hiccups. It's wonderful having equipment that we can count on. "
FixAuto
"I would highly recommend Onsite Computer Services as I consider them a dependable company who provided consistency and delivered all expectations."
Waterloo Taxi
"Let me express my thanks and appreciation for the great work by Onsite Computer Services. Onsite assisted us with an office move, desktop/laptop/mobile device refresh, deployment of Microsoft Exchange and improving the overall stability and performance of our IT infrastructure."
Canada Wide Sports
"Over the past five years the Park has found their solutions and recommendations are excellent when it comes to IT support. On numerous occasions On-site has been able to identify potential risk issues in forecasting possible computer equipment failure. This has allowed our small business to anticipate expenditures as versus react."
Chicopee Tube Park
"Just a quick note to let you know that we have been very satisfied with your services. Specifically, your exceptionally fast response to our emergency computer network situation resulted in our system coming back up that same day. Your after delivery support was also fast and professional. Thank you to you and your team!"
S.G Smallwood
"We're located in the country making speed-of-service a bit more challenging, but OnSite has never let us down. We don't have an in-house computer network administrator and rely totally on them to get us up and running as issues occur - and they do - and they've been very fast to respond to our every need. Keep up the great work!"
Heidelberg Foods LTD
"Their response time and level of service is great and any other IT contractor we work with has commented on how good our tech guys are."
Hope Spring
Cancer Support Centre
"OnSite Computer services is a perfect fit for our business. Their response to our IT needs are continuously addressed in a timely and courteous fashion. Each technician has demonstrated outstanding levels of customer service."
Total Focus
"We all know what it means to live in today's, technology driven environment, there are continuous customers demands to keep the systems in operation and up to date. OnSite team has proved to us that they are up to the task and ready to tackle any challenges presented to them."
RE/MAX
"Phil at OnSite Computer Services has exceptional after sales service. Problems and issues are rectified, promptly and without any finger pointing. They know customers are important and that is why I have used Phil many times."
Pharmasave
Store Owner
"Thank you for a job well done during the renovation of our store. We are very happy with the organization of all our electrical/computer hardware. It is much easier to manage, maintain and repair. We appreciate the professional and congenial attitude that you and your team displayed while here."
Pharmasave
Store Owner
"Phil at OnSite Computer Services has exceptional after sales service. Problems and issues are rectified, promptly and without any finger pointing. They know customers are important and that is why I have used Phil many times."
Pharmasave
Store Owner
"Phil at OnSite Computer Services has exceptional after sales service. Problems and issues are rectified, promptly and without any finger pointing. They know customers are important and that is why I have used Phil many times."
Pharmasave
Store Owner
"Phil at OnSite Computer Services has exceptional after sales service. Problems and issues are rectified, promptly and without any finger pointing. They know customers are important and that is why I have used Phil many times."
Pharmasave
Store Owner
" I would like to take this opportunity to put in a good word for Onsite Computer Services. We recently had our new pharmacy and medical clinic wired and prepared for computer, communication and internet services. It was a pleasure to deal with a company that was able, responsive and expert in their knowledge."
Pharmasave
Store Owner
"When running a pharmacy time is money and I cannot afford to have my computers malfunctioning. When I called OnSite computers I was greeted by Kevin. He came to our business and did all that I asked them to do in a timely, professional manner. I don't hesitate to call them for all my needs."
Pharmasave
Store Owner
"When my store was undergoing renovations OnSite Computer Services was recommended to me by a close friend. They helped ensure that my phones and computers where hooked up properly and ensured everything was in working order before they left. Whenever I have a problem I always received fast and service that is done right the 1st time."
Pharmasave
Store Owner
"Kleck's Lawn Maintenance & Landscaping Inc. has been a client of OnSite Computers since 2007 and we have been very happy with their support and service. OnSite has been coming to our office to service and upgrade our computers which has proven to be very convenient. All their staff are knowledgeable, friendly and on-time for appointments."
Klecks Landscaping
"I really appreciate all the company did to get me back on track last month. We ran into a major problem right after you fixed it and you came to the rescue and took care of it without charging for the extra time you had to do to take. You had warned me that it might happen but I was shocked it happened so fast."
Ken
"You and your team have always been accommodating, professional, and very good at responding quickly and solving any type of issue. I am extremely happy and grateful that you and Mike went out of your way to fix this for me because this database will make my job easier."
Fran
Administrative Assistant Dr. Renner
"Thank you for your past service rendered, and should I need immediate assistance I would certainly call you again. P.S: the young man who answers your business line, (I think Kevin), has the best on line voice, clear, great English, very polite, & so willing to assist - GREAT TEAM!"
Paul
"I am so grateful that you services our computers, I would be lost without you, and all of the support staff of Onsite. I know you personally come to fix our computers, but I would also like to thank the team in the background, phil, Kevin, Joe, sorry if I don't remember all the other names, but believe me, your support all is very appreciate."
Baukjie and Barry
"Thank you so much for your incrediable service over the years!"
Hobben's Small Engines
"We appreciate Yours and Your coworkers fast and efficient support. Linex is also happy that we sourced a new and reliable company we can work with ,if need arise."
Linex Manufacturing
"Just wanted to thank you for all the great service over the years! Especially a big shout out to Chris who was always a joy to have on site even when all hell was breaking loose around us."
David Pharmacy Owner
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