Industry Sectors

Fairfax County is home to more than 6,200 technology firms, ranging from high-profile, publicly held companies to entrepreneurial start-ups.

Knowledge-based enterprises directly employ nearly 143,000 people in Fairfax County. Some of the world's leading technology firms are headquartered here, and scores of companies in other technology regions are branching into Fairfax County to compete in the dynamic marketplace.

Technology has been the driving force behind Fairfax County's economic expansion for the past two decades. During this period, the county diversified from its traditional government market base to include principal New Economy sectors such as Internet services, information technology and network communications. The county also has a strong base of defense, environmental engineering, energy, satellite and biotechnology clusters.

Source: FCEDA analysis of Virginia Employment Commission data.

A list of selected technology companies in Fairfax County is available to download.