• Financial Services

    GCS delivers reliability and stability for demanding financial environments. Specializing in trading desks and back-office support.

    • Bloomberg
    • SEC Compliance
    • Disaster Recovery
  • Law & Accounting

    Our comprehensive solutions include networking your office and integrating document management

    • Case Management Software
    • QuickBooks / Sage
  • Architecture & Engineering

    Serving the specialized needs of firms that require high end workstations, large capacity storage and backup.

    • AutoCAD / 3D Rendering
    • Wide Format Printers / Scanners
  • Healthcare

    Setup and support of Medical and Dental offices. Our clients are able to focus on their patients and not the underlying technology.

    • Patient Management
    • Digital X-Ray Systems
  • Professional Services

    Implement and manage technology projects. Office management and productivity applications specific to your industry.

    • Customized IT Solutions
    • Outsourced CTO Services

We Solve Your Business Technology Problems
Our professionals have experience in many vertical markets such as Financial Services, Professional Services, Healthcare, Architecture & Engineering, Law & Accounting and many more.


Complete Customer Care

We believe in providing customers with complete care. Our services include assessment, design, implementation, documentation and on-going maintenance and support.

  • Networking & Internet

    Support for new and existing networks. We take care of your entire network. One office or multiple offices. From the wires to the complex computer components, we have you covered. Monitoring the health of your systems 24x7x365.

  • Business Communication

    Information is the lifeline of a business. Do you need to remotely access your office data and applications? Connect multiple offices? Implement a phone system or video conferencing system? Update your website? We can help deliver the communication services your business needs.

  • Take advantage of today's technology

    We can show you how to make your business run smarter and more efficiently. Invest in proven solutions designed for your business.

We speak your language
We understand your business and offer advanced technology solutions in plain English.



Take a look at some of the exciting websites we have created and marketed for our clients. As a Google partner we have programs that guarantee your site will get traffic and be noticed by the right audience.

Office Moves and Build-outs

The thought of relocating or expanding your office can be stressful. Our comprehensive moving and build-out services will minimize that stress. We team up with you to develop a strategy that balances business requirements with technology and budget.

Cloud Solutions

  • Office 365 Integration
  • Backup and Disaster Recovery
  • Secure Online File Sharing
  • Phone Systems
  • Web Hosting


Our clients are talking!
Read what people are saying about Greenwich Computer Solutions. We want to welcome you to our family of extremely satisfied customers.


We service clients in Fairfield, Westchester and NYC.

How to Find Us

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Greenwich Computer Solutions was founded in 1997 with the goal of providing clients the best technical resources for their business challenges.

+1 203 542 0754
22 Hoover Road | Riverside, CT 06878

What makes us different?

Our experience and professionalism has earned us many clients. We build relationships and earn the trust our our clients each and everyday.

We look forward to serving your needs!