AltMountain

1248 Partners, LLC

Kansas City, MO · CRD 325304
Private equity manager

1248 Partners, LLC is an SEC-registered investment adviser based in Kansas City, MO that reports managing 7 private funds on Form ADV, including 7 private equity funds. It reports $323.4 million in regulatory assets under management. Its private funds hold $323.4 million in gross assets.

Regulatory assets under management
$323.4 millionForm ADV Item 5.F
Gross assets of private funds
$323.4 millionAll private fund types, Form ADV
Private funds managed
7PE 7 · VC 0 · hedge 0
Employees
4Form ADV Item 5.A
Registration
SEC-registered adviserCRD 325304
Latest Form ADV
06/30/2026Disciplinary disclosures: none reported

Private equity funds filing Form D (1)

Matched to this firm by the fund names and related persons in each Form D. The list may be incomplete.

Private funds reported on Form ADV (5)

Fund
Gross assets
Minimum
Owners
Adviser
Mariner 2020 Private Opportunities Fund LP
Delaware, United StatesPrivate equity fund
Gross assets$33.8M
Minimum$250K
Owners48
Adviser1248 Partners, LLC
Mpof 2022, LP
Delaware, United StatesPrivate equity fund
Gross assets$33.4M
Minimum$250K
Owners79
Adviser1248 Partners, LLC
Mpof 2023, LP
Delaware, United StatesPrivate equity fund
Gross assets$30.8M
Minimum$250K
Owners85
Adviser1248 Partners, LLC
Mariner 2021 Private Opportunities Fund, LP
Delaware, United StatesPrivate equity fund
Gross assets$28.7M
Minimum$250K
Owners93
Adviser1248 Partners, LLC
Mariner 2019 Private Opportunities Fund, LP
Delaware, United StatesPrivate equity fund
Gross assets$19.8M
Minimum$250K
Owners79
Adviser1248 Partners, LLC

As reported in the adviser's Form ADV filed Apr 30, 2024. Funds also listed from Form D are shown above.

From SEC filings. Firm data comes from the SEC's Form ADV data. AltMountain has not verified this information, and it is not an offer, solicitation or recommendation. Full disclosures