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The most active venture capital firm of 2009-2010 is New Enterprise Associates.

Last week, we initiated our series on the Top 30 VC firms presenting to you top venture capital firms ranked #11 to 30.   As a reminder, the 30 firms in aggregate participated in 663 unique deals (24.4% of all deals), which yielded $8.67 billion in aggregate investment (37% of all investment) from July 2009 through June 2010.

Now, we turn our attention to the Top 10 most active venture capital firms from Q3 ’09 to Q2 ’10.  These 10 firms led the pack with at least 28 deals each. Taking the crown in this period was New Enterprise Associates, with an impressive 59 deals.  Here’s the list:

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Rank Firm name Deals
#1 New Enterprise Associates 59
#2 Kleiner Perkins Caufield & Byers 52
#3 First Round Capital 48
#4 Polaris Venture Partners 37
#5 Intel Capital 35
#6 Sequoia Capital 34
#7 Khosla Ventures 31
#7 Benchmark Capital 31
#9 North Bridge Venture Partners 29
#10 InterWest Partners 28

We will be looking into where the top 30 are making their investments by sector in subsequent posts with a specific focus on the top VCs’ activity in the healthcare, internet, and greentech/cleantech sectors.

And, as a reminder, here’s the rest of the top 30 from our previous post:

#11 Accel Partners 27
#12 Venrock 26
#12 DAG Ventures 26
#12 Draper Fisher Jurvetson 26
#15 Menlo Ventures 25
#15 Highland Capital Partners 25
#15 Austin Ventures 25
#18 Domain Associates 24
#19 Lightspeed Venture Partners 23
#19 US Venture Partners 23
#19 Bessemer Venture Partners 23
#19 Sigma Partners 23
#23 Canaan Partners 22
#23 True Ventures 22
#25 Flagship Ventures 21
#25 Arch Venture Partners 21
#25 Redpoint Ventures 21
#25 Charles River Ventures 21
#25 Shasta Ventures 21
#25 Battery Ventures 21

Methodology : Ranked based on equity investments made by US-based VCs in US-based companies from July 2009 through June 2010.