StepStone Group
StepStone Group is a global private-markets investment firm serving institutional and other investors through primary, secondary, co-investment, and advisory strategies.
Last updated August 31, 2026
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Overview
StepStone Group is a global private-markets investment firm headquartered in New York. The firm provides investment management, portfolio monitoring, and advisory services to institutions and other investors seeking exposure to private-market assets. Its activities span primary fund commitments, secondary-market transactions, direct and indirect co-investments, and customized portfolios across private equity, real estate, infrastructure, real assets, and private debt. The business was established in 2006 by Monte Brem and Thomas Keck, who had previously worked on private-equity investments at Pacific Corporate Group. StepStone initially operated from La Jolla, California, before developing an international network of offices and investment teams. Its expansion has included locations in New York, San Francisco, Cleveland, Toronto, Dublin, London, Luxembourg, Zurich, Beijing, Hong Kong, Seoul, Tokyo, São Paulo, Sydney, and Perth. This geographic footprint supports both global sourcing and local relationships with fund managers, companies, and institutional clients. StepStone's business model combines fund investing with a broader private-markets platform. In primary investing, it commits capital to newly formed private-equity, real-estate, infrastructure, and other private-market funds. In secondary investing, it acquires interests in existing funds or portfolios, providing liquidity to sellers while giving buyers access to diversified, often seasoned exposures. Co-investment activities allow the firm and its clients to invest alongside selected fund managers in individual companies or assets. The firm also provides portfolio construction, monitoring, and advisory services intended to help investors manage complex private-market programs. The company expanded its Asian presence during the 2010s, including the appointment of Mushin Kim as a partner focused on the Asian region in 2012 and the enlargement of its Korean office. This reflected a wider effort to build investment capabilities and relationships in Asia rather than operate solely from North American and European centers. StepStone later broadened its exposure to emerging technology and growth businesses, including participation in a 2022 funding round for Multiverse. StepStone became a publicly traded company through an initial public offering on the Nasdaq on September 16, 2020. Public ownership added a listed-company dimension to a business that continues to operate primarily as a private-markets manager and adviser. The firm remains focused on customized private-capital solutions rather than a mass-market financial-services proposition. Its principal customers are institutional investors and other sophisticated allocators that require specialized access, underwriting, reporting, and portfolio-management capabilities.
History
StepStone Group was founded in 2006 by Monte Brem and Thomas Keck. Before establishing the firm, Brem and Keck worked at Pacific Corporate Group, where they were involved in private-equity investment activities. StepStone began with an office in La Jolla, California, and was created to provide institutional investors with specialized access to private-market opportunities and related portfolio expertise. The firm's platform developed around several complementary forms of private-market investing. It committed capital to primary funds, purchased interests in existing funds through secondary transactions, and participated in co-investments alongside established fund managers. Over time, its mandate expanded beyond traditional private equity to include real estate, infrastructure, real assets, and private debt. The firm also developed portfolio-monitoring and advisory capabilities, allowing it to help clients construct and manage multi-strategy private-capital programs. StepStone expanded from its original California base into major financial and investment centers. Its office network came to include New York, San Francisco, Cleveland, Toronto, Dublin, London, Luxembourg, Zurich, Beijing, Hong Kong, Seoul, Tokyo, São Paulo, Sydney, and Perth. The international expansion was intended to improve access to fund managers, companies, assets, and institutional relationships across regions. Asia became a more deliberate area of expansion during the 2010s. In 2012, StepStone appointed Mushin Kim as a partner in the Asian region, enlarged its Korean office, and began to increase its investment activity in Asia. This period formed part of the firm's broader effort to build a genuinely global private-markets platform rather than rely primarily on North American sourcing. In 2015, reports noted that StepStone would move its Manhattan headquarters into offices previously used by Bernard L. Madoff Investment Securities. The address had become widely known because it was associated with Bernard Madoff's fraud and the collapse of his investment business. The reported relocation concerned the firm's premises and did not establish misconduct by StepStone. A major corporate milestone occurred on September 16, 2020, when StepStone held its initial public offering on the Nasdaq. The listing made the firm a public company while its operating focus remained the management and advice of private-market capital. Public-market status gave investors access to the economics of a private-markets platform and added reporting obligations associated with a listed financial company. StepStone continued to make investments across a broad opportunity set. In June 2022, it participated in a funding round for Multiverse, a technology and apprenticeship business, as part of a reported $220 million round. This investment illustrated the firm's ability to participate in growth-company financings in addition to fund commitments and traditional private-equity transactions. The firm's stated investment activity includes transactions ranging from approximately $15 million to $200 million in companies with enterprise values between approximately $150 million and $2.5 billion. These figures describe the investment parameters reported in the reference material and should not be interpreted as a complete description of every mandate or transaction. StepStone's overall identity remains that of a diversified private-markets manager serving institutional and sophisticated investors through a combination of investment products, portfolio construction, monitoring, and advice.
- 2022
Investment in Multiverse
[1]StepStone participated in Multiverse's reported $220 million investment round.
- 2020
Nasdaq initial public offering
[1]StepStone Group completed its initial public offering on the Nasdaq on September 16, 2020.
- 2015
Manhattan headquarters relocation reported
[1]The firm was reported to be moving its Manhattan headquarters to offices formerly occupied by Bernard L. Madoff Investment Securities.
- 2012
Expansion of Asian platform
[1]StepStone appointed Mushin Kim as a partner in the Asian region, expanded its Korean office, and increased its investment focus in Asia.
- 2006
StepStone Group founded
[1]Monte Brem and Thomas Keck founded StepStone after working in private-equity investment roles at Pacific Corporate Group.
Products and positioning
A global, institutional-focused private-markets specialist combining primary funds, secondary transactions, co-investments, and advisory capabilities across several alternative-asset classes.
Private-markets investment · 2006
Primary fund investments
StepStone commits capital to newly formed private-market funds managed by external investment managers. Primary commitments can provide clients with diversified access to private equity, real estate, infrastructure, real assets, and private debt, while StepStone evaluates managers, strategies, terms, and portfolio construction considerations.
Private-markets investment · 2006
Secondary fund investments
The firm acquires interests in existing private-market funds or portfolios in secondary transactions. These investments can provide liquidity to sellers and give buyers access to more mature portfolios with existing assets and transaction histories.
Private-equity investment · 2006
Co-investments
StepStone participates alongside selected fund managers in investments in individual companies, properties, infrastructure assets, or other opportunities. Co-investments complement fund commitments by offering more targeted exposure and the potential for customized allocation across private-market strategies.
Investment advisory · 2006
Portfolio monitoring and advisory
StepStone provides portfolio monitoring, investment analysis, and advice to investors managing private-capital programs. These services support manager selection, exposure analysis, reporting, portfolio construction, and oversight across multiple private-market asset classes.
Brand decisions
2022
Participation in Multiverse financingProduct launchBackground
StepStone expanded its investment activity into a financing for Multiverse, a technology and apprenticeship company.
Action taken
The firm invested in Multiverse as part of a reported $220 million funding round.
Aftermath
The transaction demonstrated StepStone's participation in growth-company financing beyond conventional fund commitments.
Reported funding-round size. $220 million (June 2022)
2020
Public-market listingOtherBackground
After operating as a private private-markets firm since 2006, StepStone pursued access to public equity markets.
Action taken
StepStone completed an initial public offering on the Nasdaq on September 16, 2020.
Aftermath
The company became publicly traded while continuing to operate as a private-markets investment manager and adviser.
2012
Accelerated Asian expansionStrategyBackground
StepStone sought to broaden its geographic reach and increase access to investment opportunities and relationships in Asian private markets.
Action taken
The firm appointed Mushin Kim as a partner for the Asian region, expanded its Korean office, and increased its Asian investment activity.
Aftermath
The move contributed to the development of StepStone's international office and investment network.
Recent events
Slim.AI raises $31 million Series A[2]
Reported:
Slim.AI announced that it raised a $31 million Series A round co-led by Insight Partners, with participation by other investors.
Sources2 sources
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