In Sync Systems specializes in the installation of new business telephone systems, offering quality products from quality providers including NEC and Toshiba. Our highly trained technicians service Avaya, Nortel, Panasonic and other providers.

In Sync has served as McHenry County’s leader in telecommunication products for 25 years, providing additional services such as voice and data wiring, Voicemail, CCTV camera systems, overhead paging systems, access control, nurse-call, and many more.

Our employees are fully insured under General Liability and Workman’s Compensation. Our technicians are available for service 24/7, 365 days a year.

We are a proud supporter of the community and are involved in numerous community service events in the area including the Santa Run, the Patriot Run, and the Bob Blazier Run.

Our Chamber of Commerce affiliations include the following:

  • McHenry Area Chamber of Commerce
  • Crystal Lake Chamber of Commerce
  • Huntley Chamber of Commerce
  • Algonquin/LITH Chamber of Commerce




In Sync Systems welcomes the opportunity to serve you and are ready to assist with the technology needs of your business.

We are dedicated to deliver the quality you deserve!