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Mariner Private Equity
Mariner Private Equity operates as the alternatives affiliate of Mariner Wealth Advisors, the Overland Park, Kansas-based RIA platform founder Marty...
Mariner Private Equity
Mariner Private Equity operates as the alternatives affiliate of Mariner Wealth Advisors, the Overland Park, Kansas-based RIA platform founder Marty Bicknell launched in 2006. The wealth management parent, one of the largest independent RIAs in the US, created the private equity arm to source direct investments and fund commitments for the high-net-worth and ultra-high-net-worth households on its platform. The structure echoes multifamily office models like ICONIQ Capital — a wealth advisory core feeding curated alternative allocations to a captive client base — but Mariner's Midwestern headquarters and broad advisor-count scale give it a distinct distribution footprint. The strategy spans private equity fund commitments, direct co-investments, and secondaries transactions, with a focus on North American middle-market buyout and growth equity managers. Rather than competing as a standalone GP, Mariner Private Equity functions primarily as a gatekeeper and allocator, underwriting fund opportunities from external managers and constructing diversified private equity programs for qualified clients. The mandate leans institutional in process — formal due diligence, negotiated terms, ongoing monitoring — but the investor base is decidedly private wealth, giving the group a hybrid posture between a fund of funds and a family office investment team. The team operates from the same Overland Park headquarters as the broader Mariner ecosystem. Staffing levels are not publicly disclosed, but the private equity unit draws on the shared resources of a firm with thousands of financial advisors and tens of billions in advisory assets. The parent company's growth has been fueled by an aggressive advisor acquisition strategy, which expands the pool of prospective limited partners for each private equity offering. While publicly available details on specific portfolio holdings are thin, the group has indicated broad participation across buyout, venture capital, and real asset strategies through its fund-of-funds and co-investment sleeves. In 2023, Mariner Wealth Advisors continued its consolidation strategy, acquiring multiple independent advisory practices and expanding its national footprint — moves that directly increase the capital base accessible to Mariner Private Equity's alternative investment programs. Mariner Private Equity's structural differentiator is its embedded distribution. Unlike a stand-alone fund of funds raising capital in the open market, Mariner's deal flow is seeded by an existing wealth management client base that already trusts the parent brand. The captive audience reduces marketing friction and creates a recurring capital recycling loop: advisory clients fund alternatives allocations, realized returns flow back into managed accounts, and the cycle repeats. That architecture makes Mariner more of a vertically integrated wealth-and-alternatives engine than a conventional private equity shop, anchoring it in the same competitive set as Hightower, CI Private Wealth, and the RIA-affiliated platforms reshaping how private capital reaches individual investors.
General information
Firm type
Asset Manager
Year founded
2006
AUM
Undisclosed
Location
Region
North America
Country
United States
City
Overland Park
Corporate office
Overland Park, KS, United States
Principals
Marty Bicknell
CEO, Mariner Wealth Advisors
David Byrns
Portfolio Manager
Sector focus
Frequently asked questions
How does Mariner Private Equity source its investment opportunities?
Mariner Private Equity sources primarily through manager relationships cultivated by the parent RIA platform's scale. The group evaluates fund managers, co-investment sponsors, and secondaries sellers across North American middle-market buyout and growth equity, then constructs portfolios for qualified Mariner Wealth Advisors clients. Access is relationship-driven rather than proprietary GP origination, positioning the group as an institutional-grade gatekeeper rather than a direct deal-by-deal sponsor.
Does Mariner operate as a single family office or a multi-family office?
Mariner Wealth Advisors operates as a registered investment advisor (RIA) serving multiple client households — structurally, it is a multi-family office at scale rather than a single-family office. Mariner Private Equity is the alternatives affiliate sitting inside that RIA framework, curating private equity allocations for the aggregated client base. The model contrasts with dedicated SFOs by pooling demand across thousands of high-net-worth families rather than serving a single wealth origin.
What investment stages and asset classes does Mariner Private Equity target?
The group primarily targets North American middle-market buyout funds and growth equity managers, with additional participation in secondaries transactions and select direct co-investments alongside those managers. Real asset strategies have also been cited as part of the broad alternatives palette. The emphasis is fund-of-funds access, with co-investments providing a cost-efficient overlay for larger allocators on the platform.
Is Mariner Private Equity structured as a fund-of-funds or does it also make direct investments?
Mariner Private Equity operates as a hybrid allocator, committing to external private equity funds as the core strategy while layering in direct co-investments and secondaries where terms and manager relationships support it. The group does not function as a standalone general partner raising blind-pool funds; instead, it constructs bespoke alternative programs drawn from manager access, matching institutional fund quality with private wealth distribution.
How is Mariner Private Equity related to Mariner Wealth Advisors?
Mariner Private Equity is the alternatives affiliate of Mariner Wealth Advisors, a national RIA platform headquartered in Overland Park, Kansas, founded by Marty Bicknell in 2006. The private equity arm leverages the parent's advisor network — built through organic growth and acquisition — to distribute curated fund commitments and co-investments to high-net-worth and ultra-high-net-worth clients, operating as a vertically integrated investment channel rather than a separate legal entity marketing to external investors.
Does Mariner Private Equity participate in secondaries transactions?
Yes, Mariner Private Equity includes secondaries as part of its alternative investment toolkit. The group underwrites LP-led secondary purchases, acquiring stakes in existing private equity funds, and may evaluate GP-led continuation vehicle opportunities where aligned with manager relationships. Secondaries provide a portfolio construction lever for pacing, diversification, and vintage-year management within the client programs.
What geographic regions does Mariner Private Equity cover?
The group's investment mandate is concentrated in North America, reflecting the manager base and deal flow accessible through the parent RIA's network. Middle-market buyout and growth equity sponsors across the US and Canada form the core of the opportunity set, with limited international exposure unless accessed through recognized global managers with strong on-the-ground presence.
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