AltMountain

Tinicum L.P.

New York, NY · CIK 1542599 · Managed by Tinicum Incorporated

Tinicum L.P. is a private equity fund based in New York, New York. According to its most recent Form D, filed Feb 5, 2026, it has sold $2,723,947,475 of interests to 117 investors since its first sale in Jan 2026. The filing does not set a minimum investment. It relies on the Section 3(c)(7) exclusion, so investors generally must be qualified purchasers. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Tinicum Lantern III L.L.C; Eric Ruttenberg.

Total raised
$2,723,947,475Cumulative sales reported on Form D
Investors
117
First sale
Jan 1, 2026
Minimum investment
None set
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Tinicum Lantern III L.L.C; Eric Ruttenberg
Latest Form D
Feb 5, 2026

From SEC filings, not verified. This page republishes the fund's Form D as filed. It is not an offer, solicitation or recommendation, and AltMountain has not reviewed the fund. “Raised” is cumulative sales, not current assets or performance. Returns are not part of SEC filings. Private funds are speculative, illiquid and generally limited to accredited investors or qualified purchasers. Full disclosures · Request a correction

Questions about Tinicum L.P.

What is the minimum investment for Tinicum L.P.?

Tinicum L.P.'s latest Form D, filed Feb 5, 2026, does not set a minimum investment. Managers can still require one in the offering documents.

Who can invest in Tinicum L.P.?

Tinicum L.P. is generally open only to qualified purchasers (generally individuals with at least $5 million in investments), because it relies on Section 3(c)(7). It uses Rule 506(b), which does not allow general advertising.

How much has Tinicum L.P. raised?

Tinicum L.P. reports $2,723,947,475 sold from 117 investors on its Form D filed Feb 5, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is Tinicum L.P. based?

Tinicum L.P. is based in New York, New York and is managed by Tinicum Incorporated.

When did Tinicum L.P. launch?

Tinicum L.P. reports its first sale in Jan 2026.

Size compared with every private equity fund

Raised more than 98% of the 3,770 private equity funds based in New York, and more than 98% of all 9,142 that report sales.

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