Firms

Private equity firms on the graph

By default this list shows organizations classified as private equity. Organizations that were admitted from a public record but have not been classified yet are candidates; turn them on to see them. Organizations classified as not private equity are never listed.

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1,075 firms match
OLD Ironsides Energy, LLC
Waltham, MA · oldironsidesenergy.com · SEC registered investment adviser
Buyout firm

Old Ironsides is an energy-focused private equity firm that seeks to join attractive oil and gas assets with established upstream and midstream management teams.

Stated: Energy, Transportation and logistics, Environmental services
Industries: Industrial services (stated) · Transportation and logistics (stated) · Energy, utilities and infrastructure (stated)
Middle market2024 PE fund GAV $1.2B9 PE funds of 11, latest vintage 20246 investment professionalslast event Apr 14, 2026
Olive Rock Partners Limited
Abu Dhabi · oliverockpartners.com · SEC exempt reporting adviser
Buyout firm · probable

Olive Rock Partners (Olive Rock) is the first independent Private Equity firm established in the Abu Dhabi Global Market.

Stated: majority · Technology, Consumer, Infrastructure, Financial services
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $285M2 PE funds of 2, latest vintage 20237 investment professionalslast event Sep 17, 2026
Olympus Capital Holdings Asia LLC
Mount Kisco, NY · olympuscap.com · SEC registered investment adviser
Buyout firm
Stated: revenue $100M to $2.0B · Business services, Healthcare, Financial services, Energy and 1 more
Industries: Healthcare services (stated) · Life sciences (stated) · Financial services (stated)
Lower middle market2024 PE fund GAV $1.2B42 PE funds of 42, latest vintage 20224 investment professionalslast event Apr 30, 2026
O•••••• C•••••• L••
Dallas, TX · c•••••••••.com · SEC exempt reporting adviser
Buyout firm

••• Locked

Stated: Manufacturing, Healthcare, Technology, Energy
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $56.1M4 PE funds of 4, latest vintage 20222 investment professionalslast event Mar 31, 2026
O•••••• I••••••••• L••
Location unknown · o•••••••••.com · SEC exempt reporting adviser
Fund of funds · probable

••• Locked

Stated: Infrastructure
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $9.2M4 PE funds of 4, latest vintage 2024investment professionals not trackedlast event Sep 1, 2026
O••• F•••• C•••••• L••
New York, NY · o••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $104M6 PE funds of 11, latest vintage 2025investment professionals not trackedlast event Mar 30, 2026
O•••••• C•••••• L••••••
Hong Kong · o•••••••••.com · SEC exempt reporting adviser
Hybrid manager · probable

••• Locked

Stated: Technology, Financial services
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported1 PE fund of 14 investment professionalslast event Feb 25, 2019
O••• I••••••••• M••••••••• L••
New York, NY · o•••••••••.com · SEC registered investment adviser
Venture firm with private equity activity · probable

••• Locked

Stated: Technology, Financial services, Infrastructure, Real estate
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $215M20 PE funds of 25, latest vintage 20261 investment professionallast event Jul 31, 2026
O•••••• A••••••• L••
New York, NY · o••••••.com · SEC registered investment adviser
Private credit manager · probable

••• Locked

Stated: Healthcare, Technology
Industries: Life sciences (176 companies) · Healthcare services (25 companies) · Industrial services (1 company)
Middle market2024 PE fund GAV $4.3B5 PE funds of 19, latest vintage 20251 investment professionallast event Aug 18, 2026
O••• A•••••••• L••
New York, NY · o•••••••••.com · SEC registered investment adviser
Hybrid manager · probable

••• Locked

Stated: EBITDA $10.0M to $75.0M · equity check $75.0M to $250M · control · Business services, Industrial services, Industrials, Infrastructure and 2 more
Industries: Energy, utilities and infrastructure (1 company) · Business services (stated) · Industrial services (stated)
Middle market2024 PE fund GAV $1.7B1 PE fund of 1, latest vintage 20161 investment professionallast event Mar 31, 2026
O••••• M••••••••• L••
New York, NY · o•••••••••.com · SEC registered investment adviser
Growth equity · probable

••• Locked

Stated: equity check $30.0M to $100M · Consumer, Media and telecom, Technology
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Middle market2024 PE fund GAV $1.4B19 PE funds of 19, latest vintage 2023investment professionals not trackedlast event Apr 25, 2014
O••••• I•••••••• L••••••
London · o•••••••••.com
Buyout firm · probable

••• Locked

Stated: Technology, Software
Industries: Software (8 companies) · Financial services (3 companies) · Tech-enabled and IT services (1 company)
unsized2024 PE fund GAV not reported0 PE funds of 05 platforms6 investment professionalslast event May 12, 2025
O•••••••• E••••• M••••••••• L••
Houston, TX · o•••••••••.com · SEC registered investment adviser
Buyout firm · probable

••• Locked

Stated: control · Energy
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $240M4 PE funds of 4, latest vintage 2023investment professionals not trackedlast event Sep 20, 2022
O•••••• M••••••••• L••
Alpharetta, GA · o•••••••••.com
Infrastructure · probable

••• Locked

Stated: Infrastructure, Energy, Transportation and logistics, Environmental services
Industries: Industrial services (stated) · Transportation and logistics (stated) · Energy, utilities and infrastructure (stated)
unsized2024 PE fund GAV not reported0 PE funds of 0investment professionals not trackedlast event May 1, 2026
P• S••••••••• A•••• M••••••••• L•
New York, NY · p•••.com · SEC registered investment adviser
Hybrid manager · probable

••• Locked

Stated: Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV $04 PE funds of 4, latest vintage 20217 investment professionalslast event Mar 30, 2012
P•• C•••••• M••••••••• L••
San Francisco, CA · p•••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: EBITDA $3.0M to $25.0M · majority · Industrials, Manufacturing, Infrastructure
Industries: Industrial services (stated) · Manufacturing (stated) · Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $419M11 PE funds of 13, latest vintage 2024investment professionals not trackedlast event Jul 30, 2019
P• C•••••• M••••••••• L••
Sunnyvale, CA · p•••••••.capital · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: Technology, Financial services, Infrastructure, Aerospace and defense
Industries: Software (11 companies) · Manufacturing (4 companies) · Tech-enabled and IT services (3 companies)
Lower middle market2024 PE fund GAV $10.7M1 PE fund of 1, latest vintage 20241 investment professionallast event Feb 4, 2026
P••
Grand Cayman · p••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: control or majority or minority · Energy, Infrastructure, Real estate, Healthcare and 10 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Upper middle market2024 PE fund GAV $22B32 PE funds of 35, latest vintage 20253 investment professionalslast event Mar 31, 2026
P•• P•••••••
Paris · p•••••••••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: control or majority · Business services, Industrials, Healthcare, Consumer and 7 more
Industries: Consumer services (2 companies) · Financial services (1 company) · Industrial services (1 company)
Upper middle market2024 PE fund GAV $15B37 PE funds of 37, latest vintage 20245 investment professionalslast event Sep 13, 2026
P•••••• C•••••• M••••••••• L••
Washington, DC · p•••••••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Safety and security, Technology, Life sciences, Energy and 1 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $1.3B34 PE funds of 34, latest vintage 202424 investment professionalslast event Mar 31, 2025
P•••••• C•••••• P•••••••• L•
London · p••••••.com · SEC exempt reporting adviser
Buyout firm

••• Locked

Stated: majority · Technology, Environmental services
Industries: Financial services (1 company) · Transportation and logistics (1 company) · Consumer products and retail (1 company)
Lower middle market2024 PE fund GAV $260M12 PE funds of 12, latest vintage 20227 platforms13 investment professionalslast event Jul 21, 2025
P•••••••• M••••••••• L••
Los Angeles, CA · p•••••••••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: revenue $5.0M to $25.0M · equity check $5.0M to $25.0M · majority or minority · Technology, Software
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $66.4M2 PE funds of 2, latest vintage 2024investment professionals not trackedlast event Mar 30, 2026
P••••••• C•••••• L•
New York, NY · p•••••••.com · SEC registered investment adviser
Infrastructure · probable

••• Locked

Stated: Infrastructure, Technology, Media and telecom
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $3.5B9 PE funds of 9, latest vintage 2024investment professionals not trackedlast event Mar 26, 2026
P•• C•••••• M••••••••• L•
Houston, TX · p•••••••••.com
Hybrid manager · probable

••• Locked

Stated: Energy
Industries: Energy, utilities and infrastructure (stated)
unsized2024 PE fund GAV not reported0 PE funds of 0investment professionals not trackedlast event Jan 21, 2026
P•••••• V•••••• M••••••••• C•••••• L•••
Grand Cayman · p•••••••••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: Life sciences, Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $150M1 PE fund of 115 investment professionalslast event Mar 29, 2019
P•••••••
San Francisco, CA · p•••••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Financial services, Infrastructure
Industries: Financial services (stated) · Energy, utilities and infrastructure (stated)
Large cap2024 PE fund GAV $32B72 PE funds of 130, latest vintage 20253 investment professionalslast event Jul 14, 2026
P••••••• O••••••••• L•
San Francisco, CA · p•••••••.xyz · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Technology
Industries: Software (5 companies) · Financial services (4 companies) · Manufacturing (1 company)
Upper middle market2024 PE fund GAV $7.9B7 PE funds of 7, latest vintage 20213 investment professionalslast event Jun 5, 2026
P••••• C•••••• L•
New York, NY · p•••••.com · SEC registered investment adviser
Venture firm with private equity activity · probable

••• Locked

Stated: Technology, Financial services, Infrastructure, Building products
Industries: Financial services (3 companies) · Tech-enabled and IT services (2 companies) · Software (1 company)
Lower middle market2024 PE fund GAV $7.6M3 PE funds of 5, latest vintage 2024investment professionals not trackedlast event Mar 31, 2026
P••• R••• P••••••• L•
New York, NY · p•••••.com
Buyout firm · probable

••• Locked

Stated: Healthcare, Life sciences, Technology, Software and 1 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported0 PE funds of 0investment professionals not trackedlast event May 11, 2026
P••••••• f•• G•••••
Tiburon, CA · p•••••••.com · SEC registered investment adviser
Venture firm with private equity activity · probable

••• Locked

Stated: revenue $5.0M to $150M · Financial services, Technology
Industries: Software (5 companies) · Tech-enabled and IT services (3 companies) · Hardware and deep tech (3 companies)
unsized2024 PE fund GAV not reported0 PE funds of 15 investment professionalslast event Mar 30, 2012
P••••••• C••••••• L••
San Francisco, CA · p•••••••••.com · SEC registered investment adviser
Buyout firm
Stated: Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $532M20 PE funds of 20, latest vintage 20251 investment professionallast event Apr 30, 2026
P••••• F•••••• L••••••
George Town · p•••••.com · SEC exempt reporting adviser
Buyout firm

••• Locked

Stated: Healthcare, Food and beverage, Energy, Transportation and logistics and 6 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Upper middle market2024 PE fund GAV $13B91 PE funds of 92, latest vintage 20243 investment professionalslast event Mar 24, 2026
P•••••• F•••••••• M••••••• L•••
Radnor, PA · p••••••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Technology, Financial services, Franchising
Industries: Financial services (1 company) · Software (stated) · Tech-enabled and IT services (stated)
Middle market2024 PE fund GAV $1.1B7 PE funds of 8, latest vintage 20223 investment professionalslast event Feb 14, 2012
P••••••• I•••••••••
London · p•••••••.ag · SEC exempt reporting adviser
Infrastructure · probable

••• Locked

Stated: Infrastructure
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $965M3 PE funds of 3, latest vintage 20231 investment professionallast event Aug 12, 2026
P••• R••• C•••••• L••
Austin, TX · p•••••••••.com · SEC registered investment adviser
Private credit manager · probable

••• Locked

Stated: revenue $50.0M to $1.5B · Infrastructure, Software
Industries: Industrial services (1 company) · Software (stated) · Energy, utilities and infrastructure (stated)
Upper middle market2024 PE fund GAV $7.5B29 PE funds of 34, latest vintage 202421 investment professionalslast event Aug 5, 2026
P••• S•••• I••••••••• A•••••• L••••••
New York, NY · p••••••••.vc · SEC exempt reporting adviser
Venture firm with private equity activity · probable

••• Locked

Stated: Technology, Real estate
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported0 PE funds of 11 investment professionallast event Sep 1, 2026
P••••••• C••••••
Location unknown · p•••••••.capital · SEC registered investment adviser
Fund of funds · probable

••• Locked

Stated: Technology, Consumer
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $569M10 PE funds of 10, latest vintage 20224 investment professionalslast event Jun 1, 2026
P•••• D•••• C•••••• L••
London · p•••••••••.com · SEC registered investment adviser
Private credit manager · probable

••• Locked

Stated: Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $97.9M2 PE funds of 12, latest vintage 202417 investment professionalslast event Mar 25, 2026
P•••••• C•••••• A•••••••• L•••
Stamford, CT · p••••.com · SEC registered investment adviser
Buyout firm · probable

••• Locked

Stated: Energy, Environmental services, Food and beverage, Infrastructure
Industries: Industrial services (stated) · Energy, utilities and infrastructure (stated) · Consumer products and retail (stated)
Lower middle market2024 PE fund GAV $293M36 PE funds of 39, latest vintage 20228 investment professionalslast event Jul 10, 2026
P•••••• R••••• I••••••••• M•••••••
Johannesburg · p•••••••••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: Infrastructure, Technology, Environmental services
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $58.8M1 PE fund of 1, latest vintage 202310 investment professionalslast event Sep 23, 2024
P••••••••• C•••••• M••••••••• L••
Austin, TX · p•••••••••.com · SEC registered investment adviser
Infrastructure · probable

••• Locked

Stated: Infrastructure
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $779M6 PE funds of 12, latest vintage 20259 investment professionalslast event Mar 30, 2026

••• Locked

Stated: Infrastructure, Energy, Environmental services
Industries: Industrial services (stated) · Energy, utilities and infrastructure (stated)
unsized2024 PE fund GAV not reported0 PE funds of 03 investment professionalslast event Aug 22, 2025
P••••••••• A•••••••
New York, NY · p•••••••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Healthcare, Life sciences, Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $454M16 PE funds of 24, latest vintage 20241 investment professionallast event Jul 13, 2026
P•••••• W••••••• P••••••• C•••••• M••••••••• L•
New York, NY · p•••••••••.com · SEC registered investment adviser
Hybrid manager · probable

••• Locked

Stated: Aerospace and defense, Infrastructure, Real estate
Industries: Aerospace, defense and government (stated) · Energy, utilities and infrastructure (stated) · Real estate (stated)
Lower middle market2024 PE fund GAV $322M27 PE funds of 35, latest vintage 201878 investment professionalslast event Mar 31, 2026
P•••••••• E••••• M•••••••••
Columbia, MO · p•••••••••.com · SEC registered investment adviser
Buyout firm · probable

••• Locked

Stated: revenue $5.0M to $75.0M · majority or minority · Technology
Industries: Business services (2 companies) · Manufacturing (2 companies) · Consumer services (1 company)
Lower middle market2024 PE fund GAV $509M3 PE funds of 3, latest vintage 20196 investment professionalslast event Jun 29, 2020
P•••••• E••••• B•••
Amsterdam · p••••••.com · SEC exempt reporting adviser
Buyout firm · probable

••• Locked

Stated: Healthcare, Technology, Consumer
Industries: Software (2 companies) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
unsized2024 PE fund GAV not reported11 PE funds of 14, latest vintage 2017investment professionals not trackedlast event Sep 1, 2026
P•••••••• L••
Dallas, TX · p•••••••.com · SEC registered investment adviser
Buyout firm · probable

••• Locked

Stated: equity check $25.0M to $75.0M · Energy
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $691M4 PE funds of 9, latest vintage 202511 investment professionalslast event Mar 30, 2026
P•• H••••• S•••••••• L•
San Francisco, CA · p•••••••••.com · SEC registered investment adviser
Hybrid manager · probable

••• Locked

Stated: Healthcare, Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $154M4 PE funds of 4, latest vintage 20232 investment professionalslast event Mar 31, 2026
P••••••••• R••••••••
New York, NY · p•••••••••.com · SEC registered investment adviser
Buyout firm

••• Locked

Stated: Energy, Infrastructure
Industries: Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $332M3 PE funds of 3, latest vintage 20166 investment professionalslast event Jul 30, 2019
P•••••• E••••• P••••••• L••••••
London · p•••••••••.com · SEC exempt reporting adviser
Venture firm with private equity activity · probable
Stated: Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $1.5B6 PE funds of 6, latest vintage 2021investment professionals not trackedlast event Apr 30, 2026

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