Main Capital Partners is a leading software investor managing investment funds active in Northwestern Europe and North America.
Stated: Software, Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Upper middle market2024 PE fund GAV $5.8B16 PE funds of 16, latest vintage 2024investment professionals not trackedlast event Mar 20, 2026
Mainsail PartnersAustin, TX · mainsailpartners.com · SEC registered investment adviser
Growth equity · probableMainsail is trusted by bootstrapped founders to help their software companies scale, grow and become market leaders.
Stated: Software
Industries: Software (stated)
Middle market2024 PE fund GAV $4.0B17 PE funds of 18, latest vintage 202438 investment professionalslast event Apr 6, 2026
Hybrid manager · probable We are the UAE’s leading AI and advanced technology investor, accelerating the responsible growth of the global AI economy
Stated: Manufacturing, Infrastructure, Life sciences, Technology and 2 more
Industries: Manufacturing (1 company) · Software (stated) · Tech-enabled and IT services (stated)
unsized2024 PE fund GAV not reported0 PE funds of 1investment professionals not trackedlast event Aug 13, 2026
••• Locked
Stated: EBITDA $10.0M to $50.0M · Industrials, Technology, Manufacturing, Software
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $298M4 PE funds of 4, latest vintage 20245 investment professionalslast event May 5, 2026
Venture firm with private equity activity · probable ••• Locked
Stated: Software, Financial services, Technology, Energy
Industries: Financial services (1 company) · Business services (1 company) · Software (stated)
unsized2024 PE fund GAV not reported3 PE funds of 3, latest vintage 2023investment professionals not trackedlast event May 27, 2021
Venture firm with private equity activity · probable ••• Locked
Stated: EV $2.0M to $4.0M · equity check $500,000 to $2.0M · Software
Industries: Software (stated)
unsized2024 PE fund GAV not reported4 PE funds of 4, latest vintage 20211 investment professionallast event Mar 21, 2020
••• Locked
Stated: Software
Industries: Financial services (1 company) · Software (stated)
Lower middle market2024 PE fund GAV not reported0 PE funds of 011 investment professionalslast event Sep 1, 2026
Hybrid manager · probable ••• Locked
Stated: Technology, Software, Infrastructure, Energy
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $1.9B8 PE funds of 21, latest vintage 202443 investment professionalslast event Jan 3, 2013
••• Locked
Stated: control · Real estate, Financial services, Infrastructure, Media and telecom and 9 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $2.3B1 PE fund of 1, latest vintage 20201 platform2 investment professionalslast event Feb 23, 2021
••• Locked
Stated: Software
Industries: Software (stated)
Lower middle market2024 PE fund GAV $390M3 PE funds of 35 investment professionalslast event May 22, 2026
••• Locked
Stated: Business services, Healthcare, Consumer, Financial services
Industries: Financial services (1 company) · Healthcare services (stated) · Life sciences (stated)
Middle market2024 PE fund GAV not reported0 PE funds of 0investment professionals not trackedlast event Sep 15, 2026
N••• E••••• L••San Francisco, CA · n•••••••••.com · SEC registered investment adviser
Buyout firm••• Locked
Stated: Software, Technology
Industries: Software (3 companies) · Tech-enabled and IT services (3 companies) · Hardware and deep tech (3 companies)
Middle market2024 PE fund GAV $1.1B10 PE funds of 10, latest vintage 20242 platforms12 investment professionalslast event Mar 31, 2026
Stated: Technology, Software, Media and telecom
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported1 PE fund of 2investment professionals not trackedlast event Sep 1, 2026
••• Locked
Stated: control or minority · Franchising, Industrials, Healthcare, Technology and 4 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $1.1B2 PE funds of 2, latest vintage 20212 investment professionalslast event Sep 16, 2026
Hybrid manager · probable ••• Locked
Stated: Business services, Software
Industries: Software (stated) · Business services (stated)
unsized2024 PE fund GAV not reported0 PE funds of 0investment professionals not trackedlast event Aug 17, 2026
••• Locked
Stated: EBITDA $3.0M to $20.0M · revenue $15.0M to $150M · control · Business services
Industries: Business services (stated)
Lower middle market2024 PE fund GAV $575M7 PE funds of 7, latest vintage 202410 investment professionalslast event Mar 27, 2026
Venture firm with private equity activity · probable ••• Locked
Stated: Business services, Technology, Real estate, Government contracting
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $49.6M77 PE funds of 88, latest vintage 20264 investment professionalslast event Mar 30, 2026
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
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
••• 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
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
••• 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
••• Locked
Stated: EBITDA $5.0M+ · revenue $1.0M+ · EV $20.0M to $300M · majority or minority · Business services, Distribution, Healthcare, Transportation and logistics
Industries: Healthcare services (stated) · Life sciences (stated) · Business services (stated)
Lower middle market2024 PE fund GAV $999M21 PE funds of 23, latest vintage 2024investment professionals not trackedlast event Sep 16, 2026
••• 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••••••••• L••Chicago, IL · p•••••••••.com · SEC registered investment adviser
Buyout firm••• Locked
Stated: equity check up to $10.0M · majority · Software, Environmental services
Industries: Software (stated) · Industrial services (stated)
Lower middle market2024 PE fund GAV $719M3 PE funds of 3, latest vintage 202213 investment professionalslast event Jun 27, 2016
••• 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•• G• I•••Westmount, Quebec · p•••••••••.com · SEC exempt reporting adviser
Buyout firm••• Locked
Stated: EBITDA $1.0M+ · Healthcare, Business services
Industries: Healthcare services (stated) · Life sciences (stated) · Business services (stated)
Lower middle market2024 PE fund GAV $763M10 PE funds of 10, latest vintage 20244 investment professionalslast event Mar 31, 2026
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
••• Locked
Stated: EBITDA $2.0M to $20.0M · revenue $10.0M+ · equity check $2.0M to $50.0M · minority · Business services, Industrials, Healthcare, Technology
Industries: Consumer products and retail (1 company) · Software (stated) · Tech-enabled and IT services (stated)
Lower middle market2024 PE fund GAV $21.3M27 PE funds of 27, latest vintage 2024investment professionals not trackedlast event Mar 25, 2026
Venture firm with private equity activity · probable ••• Locked
Stated: EV $2.0M to $100M · Business services, Industrials, Technology, Consumer and 2 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $51.2M2 PE funds of 2investment professionals not trackedlast event Jul 31, 2024
Venture firm with private equity activity · probable ••• Locked
Stated: revenue $10.0M to $75.0M · equity check $10.0M to $30.0M · minority · Business services, Consumer
Industries: Business services (stated) · Consumer products and retail (stated) · Consumer services (stated)
unsized2024 PE fund GAV not reported0 PE funds of 1, latest vintage 2016investment professionals not trackedlast event Sep 1, 2026
Stated: Industrials, Manufacturing, Building products, Media and telecom and 1 more
Industries: Software (stated) · Industrial services (stated) · Manufacturing (stated)
Lower middle market2024 PE fund GAV $921M13 PE funds of 13, latest vintage 20232 investment professionalslast event Jun 22, 2026
••• Locked
Stated: revenue $10.0M to $150M · Technology, Software
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Lower middle market2024 PE fund GAV $655M12 PE funds of 13, latest vintage 20243 platforms2 investment professionalslast event Sep 16, 2026
••• Locked
Stated: control or minority · Business services, Technology, Distribution, Software and 1 more
Industries: Industrial services (1 company) · Software (stated) · Tech-enabled and IT services (stated)
Middle market2024 PE fund GAV $1.4B10 PE funds of 10, latest vintage 202310 investment professionalslast event Jul 27, 2026
••• Locked
Stated: EBITDA $5.0M to $20.0M · EV $20.0M to $100M · control · Business services, Media and telecom
Industries: Business services (stated) · Media and telecom (stated)
Middle market2024 PE fund GAV $1.1B17 PE funds of 19, latest vintage 202510 investment professionalslast event Sep 16, 2026
Stated: control · Business services, Industrials, Healthcare, Consumer
Industries: Healthcare services (stated) · Life sciences (stated) · Business services (stated)
Lower middle market2024 PE fund GAV $625M2 PE funds of 2, latest vintage 20225 investment professionalslast event Nov 20, 2023
Hybrid manager · probable ••• Locked
Stated: minority · Business services, Life sciences, Education, Software and 3 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported0 PE funds of 03 investment professionalslast event Sep 15, 2026
••• Locked
Stated: Financial services, Business services, Healthcare, Industrial services and 3 more
Industries: Business services (13 companies) · Manufacturing (12 companies) · Healthcare services (11 companies)
Middle market2024 PE fund GAV $2.7B47 PE funds of 49, latest vintage 202446 investment professionalslast event May 28, 2026
••• Locked
Stated: equity check $1.0M to $20.0M · Software
Industries: Software (stated)
Lower middle market2024 PE fund GAV $261M13 PE funds of 13, latest vintage 20258 investment professionalslast event Aug 26, 2026
••• Locked
Stated: equity check $20.0M to $120M · Business services, Manufacturing
Industries: Tech-enabled and IT services (2 companies) · Software (1 company) · Hardware and deep tech (1 company)
Lower middle market2024 PE fund GAV $748M16 PE funds of 21, latest vintage 202418 platforms18 investment professionalslast event Sep 16, 2026
••• Locked
Stated: Business services, Healthcare, Technology, Education
Industries: Tech-enabled and IT services (1 company) · Healthcare services (1 company) · Life sciences (1 company)
Middle market2024 PE fund GAV $1.8B20 PE funds of 21, latest vintage 202437 investment professionalslast event Jul 31, 2026
••• Locked
Stated: control · Software, Infrastructure
Industries: Software (stated) · Energy, utilities and infrastructure (stated)
unsized2024 PE fund GAV not reported0 PE funds of 04 investment professionalslast event May 19, 2026
R•• A•••••••••New York, NY · r•••••••••.com · SEC registered investment adviser
Buyout firm••• Locked
Stated: revenue $15.0M to $100M · minority · Technology, Software, Media and telecom
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $145M6 PE funds of 6, latest vintage 20244 investment professionalslast event Apr 17, 2026
••• Locked
Stated: EBITDA $10.0M+ · revenue $20.0M+ · equity check $50.0M+ · Consumer, Franchising, Business services, Food and beverage and 3 more
Industries: Consumer services (15 companies) · Consumer products and retail (7 companies) · Business services (1 company)
Large cap2024 PE fund GAV $35B18 PE funds of 22, latest vintage 20241 investment professionallast event Mar 31, 2026
••• Locked
Stated: Business services, Healthcare, Food and beverage, Education and 3 more
Industries: Healthcare services (stated) · Life sciences (stated) · Business services (stated)
Lower middle market2024 PE fund GAV $165M1 PE fund of 1, latest vintage 202328 investment professionalslast event Sep 26, 2025
Venture firm with private equity activity · probable ••• Locked
Stated: Healthcare, Technology, Software, Consumer
Industries: Software (17 companies) · Healthcare services (8 companies) · Consumer products and retail (5 companies)
Lower middle market2024 PE fund GAV $137M3 PE funds of 4, latest vintage 20256 investment professionalslast event Jun 22, 2026
••• Locked
Stated: EBITDA up to $50.0M · EV $50.0M to $400M · control · Industrials, Business services, Distribution, Transportation and logistics and 1 more
Industries: Distribution (3 companies) · Manufacturing (2 companies) · Business services (stated)
Middle market2024 PE fund GAV $1.6B23 PE funds of 25, latest vintage 202328 investment professionalslast event Mar 27, 2026
••• Locked
Stated: revenue $5.0M to $100M · equity check $20.0M to $100M · minority · Technology, Software
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Middle market2024 PE fund GAV $1.7B11 PE funds of 11, latest vintage 20219 investment professionalslast event May 21, 2026
Stated: Software
Industries: Business services (1 company) · Software (stated)
Lower middle market2024 PE fund GAV $310M14 PE funds of 14, latest vintage 20222 platforms5 investment professionalslast event Sep 17, 2026
••• Locked
Stated: equity check $5.0M to $100M · Technology, Business services, Healthcare, Software and 3 more
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $35.9M1 PE fund of 121 investment professionalslast event Apr 2, 2024