For the safety of our staff and our clients, Central Office Systems is adhering to the “Safer at Home” policy order issued by Governor Evers. Your patience and understanding during this challenging time is truly appreciated.

Our IT staff is fully operational and prepared to service and support you and your business during this time. Click the CONTACT tab above for any IT assistance.

We are operating with a significantly smaller staff, but we are committed to providing service, support, and supplies for those clients still operating. We will make every effort to address your request, however, priority will be given to essential businesses supporting the COVID-19 health response. Click the CONTACT tab above for any Supply Requests or Service Requests.


Managed IT Services
Microsoft Office 365
Cloud Services / Solutions
Network Security
Backup and Disaster Recovery
Copiers / Printers

Structured Data Cabling
Surveillance Cameras
Access Control Systems
Network Infrastructure
Wireless Networks
VOIP Phone Systems

Products & Solutions For Your Business.

Central Office Systems is your local provider for comprehensive business and technology solutions. Our areas of expertise range from holistic IT Services to Microsoft Office integrations to equipment provisions, repair, and optimization–everything that your office needs to operate effectively. Our free networking assessments are ideal for businesses of all sizes, including those with specific needs (medical offices, schools, manufacturing firms, law offices, religious organizations, etc.). We love helping our clients determine the easiest, most effective, and most expedient ways to optimize their networks through thoughtful planning and execution. Contact us at 262-784-9698 to speak with one of our expert technicians today and schedule your free network consultation or equipment assessment.

Wisconsin’s Foremost IT Solutions Provider

We guarantee cost-effective solutions to your most complex IT and networking challenges, backed by the nation’s best and friendliest technicians. Your success is our job; we strive every day to cultivate a culture of excellence that we pass on to our valued customers.

Best Value on IT Services and New & Refurbished Copiers in Wisconsin

We are able to provide the best value to our clients because we start with the best values as an organization: integrity, ingenuity, and innovation. We provide high-quality refurbished printers, copiers, MFPs, and production printing equipment at a substantial value. Our like-new office equipment, all-in-one printers, and production printing systems come complete with a risk-free equipment guarantee; we even provide a 1-year limited warranty on refurbished equipment.

  • Cleaning Your Device | Central Office Systems

Cleaning Your Device

Central Office Systems holds the health and wellbeing of our clients and employees first and foremost in our thoughts. There have been some questions on [...]

Our Commitment

Central Office Systems promises to do business locally in all aspects of our operation to strengthen the Wisconsin business community as a whole. From our main office in Waukesha, Wisconsin, we support companies all over the Midwest. Contact us today at (262) 784-9698 or We’ll help reduce your operation costs and optimize your technology services—up front & for good.

What Our Clients Say

“Your technician asked for a scan/email of the issue, diagnosed, and responded immediately with a resolution—all without having to be on-site. He was knowledgeable, kind, respectful, considerate, and brilliantly diagnosed and explained everything to me. It is always delightful to see the repair people; however, with your tech’s quick thinking, it was not necessary to have an on-site service call. Thank you for [the] help.”

Medical College of WI

“Your trainer was the best! I must say that I am pretty excited about our new relationship! Actual humans to work with. What a concept!”

Town of Ottawa, WI

“I appreciate the ease and quick response when placing a call for service.”

Waukesha, WI

“The technician came in very quickly and resolved the problem within minutes for a very important job we had to run. We are very happy with the service he provided!”

Oshkosh, WI

“Service tech is very professional and knowledgeable. Rapidly resolved technical issue and provided insight into resolving future issue if to occur.”

Appleton, WI

“Your response to our service call was fantastic, and the technician seemed very knowledgeable. We do appreciate it very much because our machine is a big part of our business.”

Germantown, WI

“Central office systems has been very easy to work with and does an excellent job of getting technicians out within a day.”

Wrightstown, WI

“He even called at a later date to make sure the noise issue was not a problem.”

West Allis, WI

“Technician did a spectacular job. He was patient and did everything we needed him to do.”

Brookfield, WI

“The technician was very pleasant and courteous. He took the time to explain what happened, how to remove the drawers and what he was replacing.”

Caledonia, WI

“There is always a good explanation of the problem when we ask and suggestions on avoiding it.”

New Berlin, WI

“I ordered toner in the late afternoon, and it arrived by the next afternoon!”

Greenfield, WI

“The technician did more than asked for by cleaning down nearly the entire machine while a firmware update was stuck.”

Waukesha, WI

“Your tech is always friendly and smiling, does a great job. Always a pleasure working with you.”

Hartland, WI

“[Dispatch] was great. Left a message and had an email response shortly after. John was great. He found the issue, explained what happened and fixed it quickly.”

Milwaukee, WI

“John was terrific. Really great provider for your service. Was very pleasant to our staff and knew the his trade.”

Milwaukee Radiologists

“COS employees are ALWAYS polite and helpful.”

Plank Road Publishing

“Thank you for a prompt response and for thorough follow up.”


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