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PRIME SET MANAGEMENT
Prime Set Management was formed in 2018 by Bobby Murphy, the co-founder and chief technology officer of Snap Inc., to manage the proceeds of his founding...
PRIME SET MANAGEMENT
Prime Set Management was formed in 2018 by Bobby Murphy, the co-founder and chief technology officer of Snap Inc., to manage the proceeds of his founding equity in the social media company. Murphy, who built Snapchat's core engineering alongside Evan Spiegel, saw his net worth become liquid following Snap's 2017 public listing. The office reflects a founder-operator's investment sensibility — technically informed, relationship-driven, and intentionally discreet about internal operations. The firm's strategy centers on direct venture capital and growth equity, with a preference for sectors intersecting with Murphy's technical background. Asset-class exposure spans venture capital, public equities, and select real assets. While Prime Set does not publicly detail its full portfolio, regulatory filings and deal reporting confirm participation in rounds for companies including blockchain infrastructure firm Alchemy and the music-sharing platform UnitedMasters. The geographic footprint concentrates on North America with occasional exposure to European early-stage deals, often co-investing alongside established venture funds rather than leading rounds. Team scale remains undisclosed, though single-family offices anchored to a single tech-founder fortune typically operate lean teams of fewer than a dozen investment professionals. Adjacent vehicles connected to Murphy include the Snap Foundation and direct philanthropic giving, though Prime Set itself maintains a strict separation between investment management and charitable activity. In May 2023, Snap announced a restructuring that maintained Murphy's role as CTO, reinforcing the ongoing operational focus that informs his investment office's thesis and time horizon. Structurally, Prime Set differs from diversified multi-asset family offices by concentrating its book on the conviction bets of a still-active operator. Murphy's day-to-day role at Snap — a publicly traded company subject to volatile ad-market dynamics — creates a continuous feedback loop between operating experience and portfolio construction that passive allocators cannot replicate. The office functions less as an institution and more as an extension of a founder's technical and strategic worldview, making its deployment pace and sector focus responsive to Murphy's evolving perspectives rather than a fixed asset-allocation model.
General information
Firm type
Single Family Office
Year founded
2018
AUM
$1B - $5B (Altss estimate)
Location
Region
North America
Country
United States
City
Los Angeles
Corporate office
Los Angeles, CA, United States
Principals
Bobby Murphy
Principal
Sector focus
Frequently asked questions
Who runs investment decisions at Prime Set Management?
Bobby Murphy, Snap's co-founder and CTO, is the principal behind Prime Set Management and makes the ultimate investment decisions. The office is built around his personal capital and priorities rather than those of a multi-generational family or external clients. There is no publicly identified CIO or investment committee operating independently of Murphy.
How does Prime Set source deal flow?
Prime Set sources investments primarily through Murphy's personal and professional network, which includes fellow technology founders, venture capitalists, and operators in the Los Angeles and Silicon Valley ecosystems. The office co-invests alongside established venture firms, gaining access to rounds through these relationships rather than pursuing a proprietary deal-sourcing engine or cold outreach.
Is Prime Set structured as a single-family office or a venture firm?
Prime Set Management is structured as a single-family office, not a venture firm. It manages exclusively the personal capital of Bobby Murphy and does not raise external funds or charge management fees to limited partners. This structure allows for indefinite holding periods and concentration risk that a traditional venture fund with external LPs could not justify.
Does Prime Set participate in fund commitments or only direct deals?
The office blends direct investments with possible fund commitments, though direct co-investment activity is the most visible element of its strategy in public deal filings. Like many single-family offices anchored to a founder-operator, Prime Set likely uses venture fund relationships both as a sourcing channel and as a due-diligence filter for direct deals.
Where does the underlying wealth come from?
The capital at Prime Set originates from Bobby Murphy's founding equity in Snap Inc., the company behind Snapchat. Murphy co-founded the company in 2011 with Evan Spiegel and took it public in March 2017. As the company's CTO and a significant shareholder, Murphy's liquid net worth forms the asset base managed through the office.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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