Form D · Other Investment Fund

Mainline West Tax Advantaged Opportunity Fund VII LLC

Denver, CO · CIK 0001929167

Offering snapshot reported May 16, 2022 · SEC filing

Reported sold
$79.1M
Offering amount: $150M
Investors reported
122
Form D · investor count
Minimum accepted
$1M
Reported outside-investor minimum
First sale
Apr 29, 2022
As reported in this filing

What changed?

Latest filing versus its linked predecessor, where available.

No comparable changes in the displayed metrics.

Filing history

Scroll to see all columns →

FiledFiling typeReported soldChange vs linked filingInvestorsSource
May 16, 2022Initial$79,130,000No comparison122SEC filing

Offering details

Securities
Equity, Pooled investment fund, Other
Exemptions
06b, 3C, 3C.7
Duration over one year
No
Business combination
No
Sales commissions
$0 (estimated)
Finders' fees
$0 (estimated)
Form D file number
021-445794
Limited Liability Company Units

Source: Form D, filed May 16, 2022. Minimum accepted may differ from a standard advertised minimum.

Fund connections

The linked fund shows its most recently reported ADV details.

Matched by reported Form D file number

MAINLINE WEST TAX ADVANTAGED OPPORTUNITY FUND VII LLC

Investment adviser: MAINLINE WEST FUND MANAGER LLC

Gross asset value
$249M
Beneficial owners
122
ADV minimum commitment
$100K

Reported in Form ADV on Mar 14, 2026. Fund assets and beneficial owners measure different things from Form D sales and investors.

Service providers

Fund administrator APEX FUND SOLUTIONS (INDIANA), INC. 420 NW 5TH ST, Indiana, United States Investor statements: No (provided to no investors) Related to adviser: No
Auditor SPICER JEFFRIES DENVER, Colorado, United States
Custodian WILMINGTON TRUST INVESTMENT MANAGEMENT, LLC WILMINGTON, Delaware, United States Related to adviser: No
Marketer M HOLDINGS SECURITIES, INC. PORTLAND, Oregon, United States Related to adviser: No
Provider details
Annual audit
Yes
Prime brokers
No
Custodians
Yes
Administrator other than the adviser
Yes
External marketing
Yes

SPICER JEFFRIES
PCAOB 349

WILMINGTON TRUST INVESTMENT MANAGEMENT, LLC
SEC 8-37376

M HOLDINGS SECURITIES, INC.
CRD 43285 · SEC 801-57304

Filing source

Form ADV 2057187 · Mar 14, 2026 · Schedule D 7.B.(1), fund 805-8560902823

Official IAPD profile (latest public filing). Values are the most recently reported in our imported data; the public profile may show a newer filing.

People & organizations

Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.

People and organizations reported in Form D filings
NameReported role
Anthony Caselli Executive
Paul Dannenhauer Executive
Bradley Kreidle Executive
Michael Maciolek Executive
Mainline West Fund Manager Llc Executive

Issuer details

Industry: Pooled Investment Fund (See others in industry)

Address:
2237 W. 30 Th Avenue
Denver, CO, 80211