Call us today
951-444-9500
Download our free eBook to learn:
- The ease of upgrading to a VoIP system
- How internet-based phones improve business communication
- Useful features available only to VoIP users
- Quick and stress-free ways to upgrade from your existing solution
- …and more
Growing a competitive business requires a flexible and feature-rich communication system that only VoIP can offer. Get a free copy of our guide to VoIP technology today!
Hear What Our Clients Are Saying About Us...
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
Stronghold Engineering, Inc.
We started working with Onsite Computing in 2017 and we are glad we made the switch. Thanks to Onsite Computing’s IT service, the entire burden of computer support is taken off our back, and I don’t have to worry about security threats or downtime. Now we are getting regular Microsoft updates, ...Read More
CEO, Stronghold Engineering, Inc.
Construction Firm
Riverside, California – Client since 2017
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
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
OC Elder Law
Onsite Computing has been a great asset to OC Elder Law. They have moved our server into the cloud and helped us create a uniform, easily assessed, network environment. Setting up multiple locations for us was stress free, as they coordinated the IT equipment purchases, installation, and management. ...Read More
Partner, OC Elder Law
Law Firm/Legal Services
Newport Beach, Fullerton, and Corona, California - Client since 2016
