AltMountain

ECM Fund 66 LLC

Sheridan, WY · CIK 2136812

ECM Fund 66 LLC is a real estate fund based in Sheridan, Wyoming. Its most recent Form D, filed May 26, 2026, reports no sales yet. The minimum investment it accepts from an outside investor is $100,000. The offering uses Rule 506(b), which does not permit general solicitation. Related persons named in the filing include Adam Williams.

Total raised
$0Cumulative sales reported on Form D
Investors
0
First sale
—
Minimum investment
$100,000
Who can invest
Not stated
Offering exemption
Rule 506(b)No general advertising
Key people and entities
Adam Williams
Latest Form D
May 26, 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 ECM Fund 66 LLC

What is the minimum investment for ECM Fund 66 LLC?

According to its latest Form D, filed May 26, 2026, the minimum investment ECM Fund 66 LLC accepts from an outside investor is $100,000.

Who can invest in ECM Fund 66 LLC?

ECM Fund 66 LLC is generally open only to investors who meet the eligibility rules in its offering documents. It uses Rule 506(b), which does not allow general advertising.

How much has ECM Fund 66 LLC raised?

ECM Fund 66 LLC's latest Form D, filed May 26, 2026, reports no sales yet.

Where is ECM Fund 66 LLC based?

ECM Fund 66 LLC is based in Sheridan, Wyoming.

Size compared with every real estate fund

This fund hasn't reported any sales yet.

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