Courtesy of Citybizlist – Of the 40 venture capital deals involving Washington D.C. and Baltimore metro area companies in the first quarter 2012, the top 10 hauled in 81 percent of the committed capital with a combined $166 million.

The leader, Intrexon, which develops DNA control systems to enhance the safety and efficacy of biological therapeutics, is no stranger to large dollar investments. The company had already raised $145 million by last September.

Citybizlist extracted the top 10 deals according to data provided by MoneyTree and listed them below.

1. Intrexon Corp.
Blacksburg, Va.
Investors: Third Security, Undisclosed Firm

2. 2tor Inc.
Landover, Md.
Investors: Bessemer, City Light, Highland Capital, Hillman, Novak Biddle, Redpoint, SVB, WestRiver

3. Resonate Networks Inc.
Reston, Va.
Investors: Greycroft, Revolution, iNovia

4. Vox Media Inc.
Washington, DC
Investors: Accel, Comcast Ventures

5. ScienceLogic Inc.
Reston, Va.
Investor: New Enterprise Associates

6. HelloWallet
Washington, DC
Investors: Grotech, Telecommunications Fund, Undisclosed Firms

7. Virtustream
Bethesda, Md.
Investors: Columbia Capital, Intel Capital, Noro-Moseley, QuestMark, Telecommunications Development Fund

8. OpGen Inc.
Gaithersburg, Md.
Investors: CHL Medical, Cross Creek, Harris & Harris, Highland Capital, Versant Ventures, Undisclosed Firm

9. SnagFilms
Washington, DC
Investors: Comcast Ventures, New Enterprise Associates, Revolution Ventures, Undisclosed Firms

10. True Citrus
Baltimore, Md.
Investor: Alerion Partners

See the other deals here.

Read more at Citybizlist