About L4 Networks

L4 Networks services include Cyber Security & I.T. Infrastructure consulting, managed IT & cyber security services, IT project management, construction project management, perimeter security systems.

The company was established in 1987.

The company has two divisions: Technical/Professional Services and eCommerce

Technical/Professional Services

Our practice areas fall under the four broad groups of:

  • Consulting - Cyber Security & I.T. Infrastructure
  • Managed IT & Cyber Security Services
  • IT Program/Project Management
  • Construction Project Management - Commercial IT Infrastructure
  • Perimeter Security Systems


Establishment in 2004 as a Business to Business (B2B) channel to answer requests to provide products we recommended. We ship from several warehouses around the U.S.

We carry many more products than are listed on our storefront. You may wonder why we do not put them all here. The simple answer is we focus more on service and not on box pushing. If you are looking for something that you do not see, use our contact us form or call us at 703-955-3666 or 215-618-2198.

Our current Line Card is here. And Visit our store here.


Service Area Foot Print

On-site direct installation support is provided from our Philadelphia and D.C. Metro area facilities.

Remote Installation & Managed Services: US. Nationwide, Latin America, Canada and Europe. Please contact us to discuss your needs.


We are a privately held corporation and a US-SBA certified small business.