What are the 20 Venture Capital firms that best meet these criteria:
fund seed-stage companies (i.e. willing to fund pre-revenue
businesses, willing to make investments as small as $1m), have a focus
on enterprise software, interested in start-ups located in the NYC
area.

Hi George,

I have pulled together a listing of VC firms that either have offices
in NY or focus on NY.  Not knowing the exact type of enterprise
software, I think that I have provided a good list of leads.  Most of
these are early-stage or seed-round VCs:

***VC Firms***

Silicon Alley Venture Partners (http://www.savp.com/)
Makes direct early-stage investments ranging from $150,000 to $1.5
Million

Access Venture Partners (http://www.accessventurepartners.com/)
From their website: Access Venture Partners is a seed and early stage
venture capital fund. The Fund invests between $250,000 and $2,000,000
in technology companies with hyper-growth potential.

Arch Venture Partners (http://www.archventure.com/)
ARCH invests primarily in companies co-founded with leading scientists
and entrepreneurs, concentrating on bringing to market innovations in
information technology, life sciences, and physical sciences.

Accel  (http://www.accel.com/home.asp)

ABS Ventures (http://www.absventures.com/)

Granite Ventures (http://www.hqva.com)

Impact Venture Partners (http://www.impactvp.com/)

Draper Fisher Jurvetson Gotham (http://www.dfjgotham.com/)

Draper Atlantic (http://www.draperatlantic.com)

Venrock Associates (http://www.venrock.com/)
http://www.ipo.com/venture/vcprofile.asp?p=IPO&vc=154

New York Community Investment Company (http://www.nycic.com/)
NYCIC provides long-term capital of up to $1 million to select growing
businesses in New York

Grand Central Holdings (http://www.grandcentralholdings.com/)
A relevant press release :
http://www.grandcentralholdings.com/pryo042400.shtml

Redstone 7 (http://www.redstone7.com/)

Exponential Business Development Company
(http://www.exponential-ny.com/)

New Gotham VC (http://newgothamvc.com/)

**** Other resources ******

A listing of recent deals in NY:
http://venturereporter.net/results.asp?LocationCode=DUSNY

IPO.com's VC directory
http://www.ipo.com/venture/sectors.asp?p=IPO

Google's Directory listing of VC firms
http://directory.google.com/Top/Business/Venture_Capital/Industry_Focus/Internet/

Google's Directory listing of early stage VC firms
http://dmoz.org/Business/Venture_Capital/Development_Stage/

VC Firms in NY
http://www.capital-connection.com/newyork.html

Regional VC Firms
http://www.business.com/directory/financial_services/venture_capital/firms_and_funds/regional/

A pay-for-play list of VCs
http://www.vfinance.com/home.asp?Toolpage=venca.asp

Hope these leads help you find funding.

mit

Just what I was looking for.  Thanks.

Great annswer