Hedge Fund Software

I quickly compiled a list of software companies working on the software products used by hedge funds:
Cogency Software (CogencySoft.com) Fund of Hedge Funds Insight and Investor Insight - integrated CRM, portfolio management and multi-currency GL, investor, partnership accounting software focused on Funds of Funds .

TKS Solutions (PennyItWorks.com): Penny - accounting software with target market of [...]

As a pretty much every business hedge funds are in need for a variety of the software products to support different aspects of their business. Multiple software products may be needed to support their back office operations as well as front office.
Any hedge fund would definitely need software products to support such operations as:

Accounting
Client Relationship [...]