AltMountain

SEP IX Associates, LLC

Marina Del Rey, CA · CIK 2133331
Emerging

SEP IX Associates, LLC is a private equity fund based in Marina Del Rey, California. According to its most recent Form D, filed May 14, 2026, it has sold $36,000,000 of interests to 23 investors since its first sale in Apr 2026. The minimum investment it accepts from an outside investor is $200,000. 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. Based on its first sale date and the amount raised, AltMountain classifies it as an emerging manager. Related persons named in the filing include Robert Seidler; Eric Kutsenda; Matt Seidler.

Total raised
$36,000,000Cumulative sales reported on Form D
Investors
23
First sale
Apr 30, 2026
Minimum investment
$200,000
Who can invest
Qualified purchasersSection 3(c)(7): generally $5M+ in investments
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Robert Seidler; Eric Kutsenda; Matt Seidler
Latest Form D
May 14, 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 SEP IX Associates, LLC

What is the minimum investment for SEP IX Associates, LLC?

According to its latest Form D, filed May 14, 2026, the minimum investment SEP IX Associates, LLC accepts from an outside investor is $200,000.

Who can invest in SEP IX Associates, LLC?

SEP IX Associates, LLC 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 SEP IX Associates, LLC raised?

SEP IX Associates, LLC reports $36,000,000 sold from 23 investors on its Form D filed May 14, 2026. This is cumulative sales since the offering began, not current assets or performance.

Where is SEP IX Associates, LLC based?

SEP IX Associates, LLC is based in Marina Del Rey, California.

When did SEP IX Associates, LLC launch?

SEP IX Associates, LLC reports its first sale in Apr 2026, which makes it an emerging manager by AltMountain's definition (first sale in 2021 or later and under $50 million raised).

Size compared with every private equity fund

Raised more than 79% of the 1,777 private equity funds based in California, and more than 59% of all 9,142 that report sales.

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