NetGain Communications
Telecom expense management and network optimization consulting for T1, PRI, MPLS, conferencing, VoIP,
local & long distance, mobile services.
Contact: (703) 742-3755 | Site Map | iRIS Log In
Co-founder and Chief Executive Officer
Mr. Callowhill provides strategic direction for the company and oversees solutions partner relationships to ensure customers are provided with the highest telecommunications value.
Mr. Callowhill owns more than 30 years of experience in the telecommunications industry, including the establishment of five Washington, D.C. area-based telecommunications firms between 1993 and 2002. Prior to leading NetGain, Mr. Callowhill co-founded Net2000 Communications, a facilities-based competitive local exchange carrier (CLEC). Holding varying management roles over a period of eight years, including Senior Vice President of Sales for Net2000, he played a leading role in the successful creation and execution of the firm’s business strategy, driving revenues to more than $110 million. Mr. Callowhill also established other Washington, D.C. area firms including N2N Communications, a regional Internet Service Provider (ISP), and InterPeer, a Web Hosting service. Mr. Callowhill served as President for both companies which, through a series of acquisitions, are now components of Verio, an NTT Communications Company and national Tier 1 ISP. Additionally, Mr. Callowhill co-founded Fastraktion, LLC, a regional venture capital firm focused on providing seed capital to start-up telecommunications firms in the Washington, D.C. area.
Earlier in his career, Mr. Callowhill held sales and sales management positions of increasing responsibility for Nortel Networks (formerly Northern Telecom), Verizon (formerly Bell Atlantic), and Motorola.
Mr. Callowhill is a charter member of the Potomac Officer’s Club and a board member of the TelecomHUB. Mr. Callowhill earned a B.S. degree in biology from the College of William and Mary in Williamsburg, Virginia.
Co-founder and Chief Operating Officer
Mr. Larsen has responsibility for managing business operations, information technology, and finance. Mr. Larsen has spent his entire 15-year career providing telecommunications and IT services for businesses in the Baltimore and Washington Metro area. Before co-founding NetGain Communications, he spent two years with Net2000 Communications, last serving as the General Manager of Wholesale and Carrier Services. He led the development of several network services products that enhanced Net2000's wholesale offerings and, under his leadership, the division grew revenues to over fifteen million dollars in annual revenue.
Mr. Larsen spent five years at American Management Systems (AMS), an international business and technology consulting firm headquartered in Fairfax, VA. He last served as Sr. Manager, responsible for developing the business strategy and managing an organization focused on marketing and developing data conversion services and software for clients in the state and local government and telecommunications marketplace.
At Software AG, an international software development firm, Mr. Larsen was a Senior Software Developer. In this role, he trained clients around the world on techniques for developing software applications using the firm's proprietary programming language and database tools. Mr. Larsen also served in various IT and sales positions at Sprint International and Intermedia Communications.
Mr. Larsen earned a B.B.A. degree in Computer Information Systems and Management from James Madison University in Harrisonburg, Virginia.
"During both contract negotiation and service implementation, we benefited from NetGain's experience ..."
-Director, Network & Computing Services, Georgetown University
Washington, DC