Sumathi Information Technologies

Sumathi Information Technologies (Private) Limited popularly referred to as SIT, commenced business in the arena of computer networking & data communication in 2001, offering total networking solutions under one roof.

SIT has established itself as a leading player in the field of IT, offering products, services and a multitude of solutions.

SIT will develop itself over the years to take on the challenges of technological leadership, continuing in close collaboration with technology companies & standards bodies. The company believes in building long lasting customer relations through products & services of high quality, thereby achieving excellence in service & professionalism

Services include:

  • Intranet, Extranet & Internet based solutions using CISCO products
  • Local Area Networking (LAN), Wide Area Networking (WAN) & structured cabling solutions
  • Remote access solutions, call centre solutions
  • Data communication products
  • Thin Client solutions and peripherals
  • P/C and Server solutions

Prestigious agencies and principals represented by SIT include:

  • Premier Partner of CISCO Systems USA
  • Express Foundation Specialized for CISCO
  • Select Certified Partner for CISCO
  • Lenovo Tier 1 Business Partner
  • Dealer for Stallion Australia
  • Distributor for Patton Electronics
  • Radware Systems Integrator
  • Tyco Electronics Business Partner
  • Authorized Sole Distributor for TRIGGER


Mainframe (Pvt) Ltd is a fully owned software engineering subsidiary of Sumathi Holdings, located in Colombo 03. It is a global technology and development company that delivers high-end software product development services to meet a spectrum of business needs from small business to large business entities.

Our Vision is to build upon a reputation of being one of the most innovative IT Solution and Service providers. We believe in doing our work in the most efficient way with robust and structured methodology. We provide best suitable technical solutions in the field of IT Services by innovating, designing, developing, testing and deploying the products and consultancy with maximum efforts driven towards customer satisfaction.

Our company is ready to help you to come up with the best IT solutions for your innovative application business needs with the latest technologies and concepts.

Our team engages with clients to re-imagine their business models, develop end-to-end digital business transformation and IT platforms for the future with holding a proven record of success across IT industries.