Sigma Computer Systems

Sigma Computer Systems has been providing quality computer services to Kemptville and surrounding areas since 1997.

We were established with the main objective of providing affordable, qualified computer services to smaller urban areas. Our main focus is computer repairs, upgrades, networking and computer sales - both new and used systems and laptops.

Please contact us for product pricing and other company related information.

Featured Products

Dell Optiplex 780 - Refurbished


Microsoft Windows 7 Professional, Intel E5700 Dual Core 3GHz, 4GB DDR RAM, 250GB, DVD-RW.

Seagate 1TB USB 3.0 External Hard Drive


The Seagate® Expansion™ External hard drive by Seagate offers an easy-to-use solution when you need to instantly add data storage to your computer.

Samsung Galaxy Tab 3 (10.1)

Please call for pricing

10" 16GB Android 4.2 Tablet, Powerful 1.6GHz Dual Core Processor, 3MP camera with HD (720p) video recording capability, WiFi 802.11a/b/g/n and Bluetooth 3.0 support

HP LaserJet Pro P1102w Printer

Please call for pricing

Affordable, shared, wireless HP LaserJet printing in the home or office, Print up to 19 ppm letter/18 ppm A4, Conserve resources and save money with energy- and paper-saving features

"Thanks to Sigma Computers for great service over the past 15 years. Having a local contractor set up and maintain our computer network is very much appreciated."

Home and Business Systems

  • Asus P8B75-M-LE Mainboard
  • Integrated Video, Network, Sound
  • Intel I3 3220 Processor with IGP LGA 1155
  • CORSAIR VENGEANCE D3 1600 8G K(2x4)
  • Samsung 840 SSD 120G SATA Solid State Drive
  • Antec 4482B Case, 380W
  • Microsoft Keyboard and Mouse
  • Monitor sold separately

Authorized Reseller

  • Authorized Reseller

Products Available

  • Cabling
  • Card Readers
  • CD/DVD Disc Medias
  • Computer Cases
  • Computer Systems
  • Cooling
  • Digital Cameras and Web Cams
  • Flash Drives
  • Gaming Accessories
  • Hard Drives
  • Hard Drives - External
  • Hard Drives - Notebook
  • Hard Drives - Solid State
  • Headphones and Microphones
  • Keyboards
  • LCD Monitors
  • Memory (RAM)
  • Mice
  • Motherboards
  • Network - Switches
  • Network - Wired
  • Network - Wireless
  • Notebook Accessories
  • Notebooks
  • Power Protection
  • Power Supplies
  • Processors
  • Sound Cards
  • Speaker Systems
  • Tablet PC
  • Video Capture Products
  • Video Cards