United States · Who invested in Sipex Corporation?
Sipex Corporation's investors include Needham Capital Partners, Heights Capital Management, Soros Fund Management, TowerBrook Capital Partners and Alonim Investments, and 1 more on record.
United States · Venture startup
Who invested in Sipex Corporation
One round we have observed, with the 6 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$29Mraised across 1 round since 2006, from 1 source
- Latest round
- Venture, $29MMay 2006
- Investors
- 6
The rounds
- May 2006Venture$29M
- Needham Capital Partners
Heights Capital Management
Soros Fund Management
TowerBrook Capital Partners- Alonim Investments
- Marathon Asset Management
From a historical funding record
Everyone who backed them
Needham Capital PartnersGrowth equity1round
Alonim Investmentsno record of our own yet1round
Marathon Asset Managementno record of our own yet1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Sipex Corporation
How much has Sipex Corporation raised?
Sipex Corporation has raised $29M across 1 round since 2006.
When did Sipex Corporation last raise?
Sipex Corporation's most recent round was a Venture of $29M in May 2006.
What was Sipex Corporation's biggest round?
Its most recent round, $29M in May 2006, is also its largest on record.
Who backed Sipex Corporation first?
Sipex Corporation's first round on record, in May 2006, was backed by Needham Capital Partners, Heights Capital Management and Soros Fund Management and 3 others.
What stage is Sipex Corporation at?
Sipex Corporation's latest named round is a Venture, in May 2006.
Where is Sipex Corporation based?
Sipex Corporation is based in the United States.
Companies like Sipex Corporation
In the same sector, and raised in the last eighteen months.
Find investors like these
Search every investor by what they have actually funded, then narrow to your stage and market. Free.