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

HP DC6200 - Refurbished

$235.00

Microsoft Windows 10 Professional, Intel Core i5, 4GB DDR RAM, 320GB, DVD-RW.

HP Probook 450 - Refurbished

$389.00

15" Glossy Screen, Intel I5 Processor, DVD-RW, 320GB Hard Drive, 8GB DDR RAM, Windows 10 Professional 64Bit.


Lenovo Thinkpad T430 - Refurbished

$299.00

Microsoft Windows 10 Professional, Intel I5, 4GB DDR RAM, 250GB, DVD-RW.

Dell 7440 - Refurbished

$389.00

Dell 7440 14" Notebook - Intel Core i5 - 4th Gen 8GB RAM - 500 GB HDD - Windows 10 64-bit.

"The Ryan’s Well Foundation is grateful for the excellent service and advice given and highly recommends Sigma Computers. Their attention to detail as well as available support has been very much appreciated."

Home and Business Systems

  • Asus H370-A-CSM Mainboard
  • Integrated Video, Network, Sound
  • INTEL i3 8100 Processor
  • CRUCIAL DDR4 2400 4GB 8GB (2x4)
  • Samsung 250GB EVO 860 Solid State Drive
  • LG DVD-RW
  • Coolermaster N200 Case
  • Thermaltake 600W Power Supply
  • Windows 10 Home Premium 64Bit
  • Monitor sold separately.

    $899.00
  • 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