PC TEC USA & SERENITY SECURITY SYSTEMS. Southeastern Wisconsin’s and Northern Illinois’ premier full service computer and security surveillance shop. Offering a wide variety of computer services available, we can solve problems no other computer shop can. We service all brands of computers, for home or business use, and stock a wide variety of parts so we can get you up and running as quick as possible. From viruses and spy-ware to hardware, software, network, and connectivity troubles, PC TEC is the one stop shop to solve all your computer & security needs. PC TEC fixes computers.

*****PC TEC Services is now PC TEC USA, Inc.!******

We have solutions for all your technology needs, from computers and servers to surveillance systems, Web design services and more……all at affordable prices. Explore our website to learn about what PC TEC can do for you.

Personal Computer Technicians You Can Trust!


Free Pick-Up
Laptop Repairs
Desktop Repairs
Web Design
Server Repairs
Dell, Compaq
and HP Certified
Network Repairs


  • New and Used Computers
  • All Hardware
  • Setups
  • Data Recovery
  • Network Specialists
  • Software Solutions


Computer Sales and Service
Custom Built Security Systems and Servers