Mainsail Management Company, LLC
● SEC registered since 2012CRD 157775SEC# 801-73647Austin, TX
Ranks #1,509 of 6,004 private fund managers by regulatory AUM.
Reg. AUM
$4B
Fund GAV
$4B
Private funds
14
Employees
81
Accounts
14
Location
Austin, TX
Mainsail Management Company, LLC assets under management
Mainsail Management Company, LLC is a registered investment adviser overseen by the SEC based in Austin, TX. The firm has been registered since 2012. It reports $4 billion in regulatory assets under management and employs 81 people. Mainsail Management Company, LLC manages 14 private funds with combined gross assets of $4 billion, including Mainsail Partners VII, L.P. By regulatory assets, it ranks 1,509 of 6,004 private fund managers.
Mainsail Management Company, LLC private funds
14 funds · $4B GAV| Fund | Type | Gross assets | Min. |
|---|---|---|---|
| Mainsail Partners VII, L.P. | Private Equity | $1.76B | $10M |
| Mainsail Partners VI, L.P. | Private Equity | $1.07B | $5M |
| Mainsail Partners V, L.P. | Private Equity | $766.9M | $5M |
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Join to unlock · $37/moMainsail Management Company, LLC owners & executives
6 reported| Name | Title | Ownership | Since |
|---|---|---|---|
| Erin Brooke Sedloff Control | Chief Legal Officer | Under 5% | 2025 |
| Gavin Mitchell Turner Control | Managing Director, Managing Member | Under 5% | 2004 |
| Lynn Marie Atkinson Control | Chief Operating Officer | Under 5% | 2020 |
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Join to unlock · $37/moFrequently asked questions
How much does Mainsail Management Company, LLC manage?
Mainsail Management Company, LLC reports $4 billion in regulatory assets under management on its Form ADV.
How many private funds does Mainsail Management Company, LLC manage?
Mainsail Management Company, LLC manages 14 private funds with combined gross assets of $4 billion.
How many employees does Mainsail Management Company, LLC have?
Mainsail Management Company, LLC reports 81 employees.
Where is Mainsail Management Company, LLC located?
Mainsail Management Company, LLC is based in Austin, TX and has been SEC-registered since 2012.
Does Mainsail Management Company, LLC disclose fund performance?
Mainsail Management Company, LLC is not required to publicly disclose fund returns. Form ADV filings include assets, ownership, and service providers, shown above.
Contact & registration
| Address | 500 West 5th Street, Suite 1100, Austin, TX 78701 |
| Phone | 512-772-2260 |
| Office hours | 8:30a.m.-5:30p.m. |
| SEC region | Fort Worth Regional Office (FWRO) |
| Discloses disciplinary history | No |
Regulatory AUM
$4B▲ 61%
Mar '25Form ADV, monthlyJun '26
How this firm compares
Regulatory AUMTop 15%
Larger than 85% of 16,271 advisers
AUM vs fund managersTop 25%
Larger than 75% of 6,004 private-fund managers
Number of fundsTop 18%
More funds than 82% of fund managers
EmployeesTop 8%
More than 92% of 16,825 advisers
Assets under management
$4Bregulatory AUM
Discretionary $4B
Service providers
Auditor
Custodian