Company	% growth in millions	Annual revenue
1	NetWitness, security, Herndon	7,746	$19.7	NetWitness Corp. reported 2010 bookings rose 208 percent over the previous year and that it increased its number of customers by more than 60 percent. NetWitness provides network content analysis and host-based risk discovery and prioritization to defense, law enforcement and intelligence agencies as well as banks and Global 1000 organizations. It’s investing $1.1 million to expand operations in Fairfax County. The company will add more than 50 jobs and move to a larger space this year.
2	Octo Consulting Group, government services, Vienna	7,224	$13.7	Octo Consulting Group was founded in 2006 with one account and two full-time employees. Today, it has more than 15 accounts and 60 workers. The company provides management and technology strategy consulting to federal agencies, including the departments of Agriculture, Justice and Commerce.
3	Insignia Technology Services, government services, Newport News	6,430	$8.9	Insignia Technology Services provides IT and professional services to the Department of Defense. In September, the company was awarded a five-year contract by the Veterans Administration to provide database and software development and enhancements.
4	Provideo Management, government services, Sterling	6,140	$8.8	Provideo Management provides financial management, acquisition management and business operation services, as well as IT solutions to its federal agency customers, the Department of the Navy, Defense Information Systems Agency, Missile Defense Agency and Department of Labor. Provideo is currently a tier-1 subcontractor supporting the Missile Defense Agency’s BMDS Kill Vehicles Directorate.
5	IZ Technologies, government services, Ashburn	6,102	$6.3	Senior partner Donna Dacier brings her more-than 34 years of experience as an Army communications officer to this small IT firm. Last year, she was appointed to the California Veterans Board by then-Gov. Arnold Schwarzenegger. The company provides IT and telecommunications services to Department of Defense programs and operations.
6	Three Pillar Global, business products and services, Fairfax	5,003	$5.2	Founded in July 2006 as a software product engineering firm, Three Pillar had first-year revenues of about $100,000. That has increased to more than $5 million in 2009. When the company was named to Inc. magazine’s list of 5,000 fastest-growing, privately held companies last August, the company leadership announced that its revenues for the year were substantially ahead of target predictions and expected to see record growth in 2010. The company provides software and infrastructure services to government, commercial enterprise and independent software vendors.
7	MicroTech, government services, Vienna	4,200	$185.3	MicroTech, a technology and systems integration firm, was named for the second year in a row as the top 8(a) Small Business in the Nation by Washington Technology magazine. The company provides technology services and systems integration services to federal, state and local governments. The company president and CEO, Tony Jimenez, was named 2010 Entrepreneur of the Year by the Mid-Atlantic Hispanic Chamber of Commerce, and CFO Tomas Esterrich was recognized as CFO of the Year last year by the Washington Business Journal.
8	MMC Systems, IT services, Herndon	3,529	$3.8	MMC Systems provides IT consulting, software development, integration and implementation to a variety of businesses ranging in size from large multinational corporations to small and midsize companies.
9	HMS, government services, Arlington	3,310	$35.1	Founded in 2004, Hazard Management Solutions (HMS) provides training solutions, field support, research and analysis and consulting services for counterterrorism and integrated counter-improvised explosive devices (C-IED). HMS works with military, law enforcement, governments and commercial customers worldwide to identify, manage and minimize threats from terrorism and criminal activity.
10	Centuria, government services, Reston	3,037	$18.1	Centuria provides engineering and scientific services, software development, program management and administrative support for a variety of federal agencies, including the departments of Commerce, Energy and Homeland Security, as well as the National Weather Service.
11	Integrity Management Consulting, government services, McLean	2,906	$5.3	Clients include the Centers for Medicare and Medicaid Services and the departments of Transportation and Homeland Security. The firm provides help in areas such as program management and capital planning.
12	ITG Solutions, government services, McLean	2,765	$13.7	ITG does information technology, engineering and systems integration. Its clients come from both the public and private sectors.
13	Clarabridge, software, Reston	2,466	$10.0	This firm helps clients understand their customers’ thinking through text analytics software, studying e-mails, surveys and product reviews. Customers include Capital One, Expedia and H&R Block.
14	Vinitech, government services, Reston	2,044	$30.3	The firm does IT work for public-sector clients, with a focus on networking, Internet and e-mail configuration. Vinitech also has commercial clients. Co-founder Nick Grivas has more than 20 years of experience.
15	Link Solutions, government services, Reston	1,651	$3.7	Founded in 2006, the firm’s main focus is IT, information security and business operations for federal government clients, including the U.S. Army and the departments of Defense and State.
16	Intervix, government services, McLean	1,629	$34.4	Provides expertise and technologies to the defense, intelligence and public-safety sectors. Clients include the Department of Homeland Security and NASA.
17	CFN Services, telecommunications, Herndon	1,531	$3.8	Founded in 2005, the firm has clients in public and private sectors. It specializes in areas such as network design and deployment. Clients include AT&T and Sprint.
18	Veterans Enterprise Technology Solutions, government services, Vienna	1,347	$4.7	VETS supports government and commercial clients with services in security, program management and staffing. Founded in 2005, its clients include the departments of Defense and Veterans Affairs.
19	Modea, advertising and marketing, Blacksburg	1,335	$3.5	This 5-year-old firm helps create “interactive and immersive media” via websites or mobile technologies to help clients reach their potential customers. Those clients include Verizon Wireless, HTC and Advance Auto Parts.
20	Suntiva Executive Consulting, business products and services, Falls Church	1,334	$10.8	Suntiva has an unusual approach to management consulting. It uses behavioral psychology to help executives figure out how to do their jobs well.
21	The Trademark Co., business products and services, Vienna	1,313	$2.1	Founder Matthew Swyers was an attorney for the U.S. Patent and Trademark Office and realized that many applicants needed help navigating patent laws but couldn’t afford it. He launched the firm in 2003. It now has thousands of clients.
22	Triumph Enterprises, government services, Fairfax	1,293	$9.3	Founded in 2005, key clients include the office of the Secretary of Defense, the Naval Sea Systems Command and the Department of Homeland Security.
23	Technical and Project Engineering, government services, Fairfax	1,241	$19.4	The firm handles program management and IT for government and commercial clients. Its president and CEO, Louisa Jaffe, is a retired U.S. Army lieutenant colonel.
24	EDC Consulting, government consulting, Vienna	1,200	$9.9	EDC does IT and business consulting services for federal, state and local governments.
25	Knight Point Systems, government services, Dulles	1,177	$12.0	Knight Point provides the federal government and Department of Defense with services such as IT consulting, operations and support.