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What Results Can You Expect To See From Us?
Excellent Service
Our highly qualified and seasoned team of professionals and consultants are pleasant, responsive, and guarantee their work.
Problems Solved
Your tech and computer issues will be dealt with quickly and efficiently -- be it onsite, remotely, or via a simple phone call to us.
Reduced Costs
Get all the support you want at a cost that always fits your budget. Enjoy better returns on your IT investment!
Increased Productivity
We’ll optimize your processes and make them run smoothly at all times, so you can step up your game and serve clients faster.
What Kind of Services & Solutions Are You Looking For?
We have it all under one roof!
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Hear What Our Clients Are Saying About Us...
Zoi Medical Clinic
Jordyn McKenzie
Executive Director
Zoi Medical Clinic
City of Grand Terrace
When the city was looking for a new IT support company, Onsite Computing was the only professional IT company that had a proven track record of successfully supporting the IT needs of government and businesses since 2001. Plus, they provide us with all the IT services we needed under one roof. Since ...Read More
Assistant City Manager, City of Grand Terrace
City Government
Grand Terrace, California - Client since 2017
McMahon Lynch Law Firm, Inc.
Mary Diaz
Office Manager
McMahon Lynch Law Firm, Inc.
Unilever
In 2008, Unilever was fortunate to learn about Onsite Computing. As Unilever’s plant in Corona dealt with the same computer issues that plague many businesses. From IT support to disaster recovery, maintenance, and programming Onsite Computing handled it all with ease. They had solutions for all ...Read More
Quality Improvement Manager, Unilever
Nutrition, Hygiene, and Personal Care Products
Corona, California – Client since 2008
President
Allegra Marketing, Print & Mail
Famous Stars and Straps
There is no one else that we could or would trust with our technology needs. From our cloud services, servers, phones, to the upkeep of my network and the data that runs our company, Onsite Computing is the best. Since Onsite Computing has started taking care of our technology, our systems are fast, ...Read More
Operations Manager, Famous Stars and Straps
Clothing and Lifestyle Company
Ontario, California - Client since 2008
US Continental
US Continental has been a contract managed services client with Onsite Computing since 2013. We tried other IT companies in the past but Onsite was the only company that could do what they said they would do. They’ve recently setup the IT for our 2nd facility in Corona including our new VOIP phone ...Read More
Controller, US Continental
Manufacturing Company
Corona, California - Client since 2013
Lightworks Optics
Onsite Computing was able to step in to assist with our corporate IT services with ease. From desktop support to specialized server deployment, Onsite is reliable and experienced. Their team is pleasant to work with and very responsive. For the cost of a single support person, we got an entire IT ...Read More
IT Manager, Lightworks Optics/II-VI Optical Systems
Defense, Security, Aerospace, Medical, and Commercial
Tustin, California - Client since 2005
We Partner With The Best Businesses in the Industry
