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The Sirona Fund
The Sirona Fund is a San Francisco-based secondary fund-of-funds manager that acquires seasoned LP interests in venture and growth-stage vehicles.
The Sirona Fund
The Sirona Fund operates as a secondary fund-of-funds manager based in San Francisco. The firm was founded to capture the discount-to-NAV and J-curve mitigation benefits inherent in purchasing seasoned LP interests in venture capital and growth equity funds. Rather than making primary commitments to new fundraises, it acquires stakes from original investors seeking liquidity, giving it a view into underlying portfolio companies that primary investors do not have at the time of commitment. The firm's strategy targets mature venture and growth-stage fund positions, primarily in the United States. By buying into funds that are already substantially deployed, The Sirona Fund reduces the capital-call uncertainty and early-year negative returns that characterize primary fund investing. The vehicle's performance depends on the quality of the underlying general partners it gains exposure to and the discount negotiated on each transaction. The firm participates in the secondary market as a buyer, not a seller, aggregating a curated set of fund interests across technology and growth-oriented sectors. The Sirona Fund maintains a low profile, with minimal public disclosure of team size, assets under management, or specific portfolio holdings. Its San Francisco location places it near the center of the venture capital secondary market, where significant LP stake trading occurs among early employees, family offices, and institutional investors. The firm's operational details — including total deployment, fund sizes, and leadership structure — are not publicly documented as of the latest available records. The firm's structural differentiator is its exclusive focus on secondary fund stakes at a time when many multi-strategy firms treat secondaries as one allocation among many. By not competing for primary allocations, The Sirona Fund avoids the fundraising cycle dependencies that dominate primary-oriented fund-of-funds. This narrow mandate allows it to optimize solely for secondary transaction pricing and portfolio construction, though the opacity of its operations limits allocator diligence to direct engagement.
General information
Firm type
Secondary
Year founded
—
AUM
Undisclosed
Location
Region
North America
Country
United States
City
San Francisco
Corporate office
San Francisco, CA, United States
Sector focus
Frequently asked questions
What is a secondary fund-of-funds, and how does The Sirona Fund operate?
A secondary fund-of-funds buys existing limited partner interests in private funds rather than committing to new fundraises. The Sirona Fund acquires these seasoned positions from original investors seeking liquidity, gaining exposure to venture and growth-stage funds that are already substantially deployed. This structure provides earlier return visibility and reduces the early-year negative performance drag common in primary commitments. The firm's value depends on the discounts it negotiates and the quality of the underlying general partners in its acquired stakes.
What types of underlying funds does The Sirona Fund target?
The firm focuses on venture capital and growth equity funds, primarily in the US technology ecosystem. By acquiring stakes in funds that are well into their investment periods, The Sirona Fund gains access to portfolios where many underlying companies have already demonstrated product-market fit or revenue traction. This reduces the information asymmetry that primary investors face when committing to a blind pool. The exact fund universe and vintage preferences are not publicly disclosed.
Who makes investment decisions at The Sirona Fund?
The Sirona Fund maintains a low public profile, and its investment committee structure is not publicly documented. The firm does not list principals, team size, or governance details on accessible public platforms. Allocators conducting diligence should expect to engage directly with the firm to understand decision-making authority, investment sourcing, and portfolio construction processes.
How does The Sirona Fund source secondary deal flow?
Secondary market transactions in venture capital are typically sourced through relationships with existing limited partners, intermediaries, and general partners managing fund restructuring processes. The Sirona Fund's San Francisco base places it near a high concentration of venture-backed company employees, early-stage fund investors, and family offices that periodically seek liquidity. The firm's specific sourcing channels are not publicly outlined.
Does The Sirona Fund make direct investments or only fund commitments?
The Sirona Fund operates as a fund-of-funds, meaning it invests through the managers of underlying vehicles rather than directly into operating companies. Its secondary focus means it acquires existing LP positions in closed funds. There is no public record of the firm making direct company investments, co-investments, or running direct-investment programs alongside its fund-stake strategy.
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