Private equity firm exclusively focused on aerospace and defense. $1.2B+ invested across 20+ acquisitions since 2013.
Stated: equity check $100M to $200M · control or minority · Aerospace and defense, Environmental services, Manufacturing, Distribution and 2 more
Industries: Software (1 company) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $501M4 PE funds of 6, latest vintage 20251 transaction in 36 months7 investment professionalslast event Apr 29, 2026
Lightbay CapitalLos Angeles, CA · lightbay.com · SEC registered investment adviser
Buyout firmPrivate equity firm that applies a flexible capital approach to middle market investing while partnering with companies looking to accelerate their growth.
Stated: equity check $100M to $300M · minority · Healthcare, Consumer, Education
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Middle market2024 PE fund GAV $1.8B6 PE funds of 6, latest vintage 20221 transaction in 36 months22 investment professionalslast event Jun 24, 2026
Linden Capital Partners devotes world-class resources to exceptional, developing middle-market healthcare and life science companies. Diligent focus, collaborative partnerships and the Value Creation Program differentiate our firm. At Linden, companies not only grow; they prosper.
Stated: Healthcare, Energy
Industries: Healthcare services (2 companies) · Life sciences (2 companies) · Business services (1 company)
Upper middle market2024 PE fund GAV $14B34 PE funds of 36, latest vintage 20251 transaction in 36 months3 investment professionalslast event Aug 24, 2026
••• Locked
Stated: equity check $10.0M to $35.0M · majority or minority · Business services, Healthcare, Technology, Consumer and 1 more
Industries: Industrial services (1 company) · Software (stated) · Tech-enabled and IT services (stated)
Lower middle market2024 PE fund GAV $207M9 PE funds of 9, latest vintage 20231 transaction in 36 months1 platforminvestment professionals not trackedlast event Sep 14, 2026
Hybrid manager · probable ••• Locked
Stated: control · Infrastructure, Transportation and logistics, Industrials, Energy and 5 more
Industries: Industrial services (1 company) · Software (stated) · Tech-enabled and IT services (stated)
unsized2024 PE fund GAV not reported0 PE funds of 01 transaction in 36 months1 platform7 investment professionalslast event Jul 7, 2026
••• Locked
Stated: revenue $10.0M+ · equity check $20.0M to $350M · control · Industrials, Manufacturing, Distribution, Specialty distribution
Industries: Business services (2 companies) · Industrial services (2 companies) · Manufacturing (2 companies)
Middle market2024 PE fund GAV $3.4B24 PE funds of 24, latest vintage 20241 transaction in 36 months3 platforms51 investment professionalslast event May 21, 2026
••• Locked
Stated: equity check $1.0M to $10.0M · Business services, Technology, Software, Financial services
Industries: Software (3 companies) · Financial services (1 company) · Business services (1 company)
Middle market2024 PE fund GAV $4.9B30 PE funds of 35, latest vintage 20241 transaction in 36 months1 platform5 investment professionalslast event Sep 15, 2026
••• Locked
Stated: EBITDA $10.0M to $100M · equity check $50.0M to $500M · Industrials, Healthcare, Life sciences, Technology and 1 more
Industries: Healthcare services (3 companies) · Life sciences (1 company) · Business services (1 company)
Upper middle market2024 PE fund GAV $14B34 PE funds of 34, latest vintage 20251 transaction in 36 months1 platform7 investment professionalslast event Jul 13, 2026
Hybrid manager · probable ••• Locked
Stated: EBITDA up to $5.0M · Healthcare, Financial services, Automotive, Business services and 1 more
Industries: Healthcare services (stated) · Life sciences (stated) · Financial services (stated)
unsized2024 PE fund GAV not reported0 PE funds of 01 transaction in 36 months1 platforminvestment professionals not trackedlast event Aug 15, 2025
••• Locked
Stated: EBITDA $2.0M to $8.0M · revenue $5.0M to $50.0M · Business services
Industries: Business services (1 company) · Transportation and logistics (1 company)
Lower middle market2024 PE fund GAV $294M8 PE funds of 9, latest vintage 20211 transaction in 36 months1 platform48 investment professionalslast event Sep 17, 2026
Hybrid manager · probable ••• Locked
Stated: EBITDA $5.0M+ · Healthcare, Consumer
Industries: Healthcare services (stated) · Life sciences (stated) · Consumer products and retail (stated)
unsized2024 PE fund GAV not reported0 PE funds of 01 transaction in 36 months1 platform3 investment professionalslast event Sep 17, 2026
••• Locked
Stated: EBITDA $3.0M to $15.0M · equity check $10.0M to $40.0M · Business services, Healthcare, Education
Industries: Healthcare services (stated) · Life sciences (stated) · Business services (stated)
Lower middle market2024 PE fund GAV $25.0M1 PE fund of 2, latest vintage 20231 transaction in 36 months1 platform9 investment professionalslast event Jun 2, 2026
••• Locked
Stated: equity check $50.0M to $200M · Business services, Industrials, Consumer, Technology
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $72.5M3 PE funds of 5, latest vintage 20231 transaction in 36 months1 platform2 investment professionalslast event Sep 17, 2026
••• Locked
Stated: EBITDA $2.0M+ · revenue $10.0M+ · equity check $25.0M to $50.0M · control · Healthcare
Industries: Healthcare services (7 companies) · Life sciences (7 companies) · Industrial services (1 company)
Lower middle market2024 PE fund GAV $623M6 PE funds of 6, latest vintage 20191 transaction in 36 months14 platforms22 investment professionalslast event Jun 3, 2026
••• Locked
Stated: EV up to $250M · control or minority · Healthcare, Technology, Software, Education
Industries: Software (2 companies) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Middle market2024 PE fund GAV $1.7B9 PE funds of 9, latest vintage 20221 transaction in 36 months6 investment professionalslast event Mar 13, 2026
R• C••••••Cincinnati, OH · r•••.com · SEC registered investment adviser
Buyout firm••• Locked
Stated: Healthcare, Technology
Industries: Software (2 companies) · Healthcare services (2 companies) · Life sciences (2 companies)
Lower middle market2024 PE fund GAV $488M13 PE funds of 15, latest vintage 20261 transaction in 36 months17 investment professionalslast event May 27, 2026
••• Locked
Stated: EBITDA $5.0M to $20.0M · revenue $10.0M+ · Industrials, Energy, Infrastructure, Business services and 2 more
Industries: Energy, utilities and infrastructure (2 companies) · Consumer services (1 company) · Business services (stated)
Lower middle market2024 PE fund GAV $229M6 PE funds of 7, latest vintage 20191 transaction in 36 months2 platforms7 investment professionalslast event May 5, 2026
••• Locked
Stated: EBITDA $5.0M to $25.0M · revenue $5.0M to $30.0M · equity check $15.0M to $150M · control · Healthcare, Technology
Industries: Industrial services (1 company) · Manufacturing (1 company) · Software (stated)
Middle market2024 PE fund GAV $1.1B9 PE funds of 13, latest vintage 20251 transaction in 36 months1 platform34 investment professionalslast event Jul 23, 2026
••• Locked
Stated: EBITDA $1.0M to $10.0M · revenue $1.0M+ · Technology, Business services, Industrials, Healthcare and 2 more
Industries: Industrial services (2 companies) · Healthcare services (1 company) · Life sciences (1 company)
Upper middle market2024 PE fund GAV $9.3B52 PE funds of 73, latest vintage 20251 transaction in 36 months2 platforms7 investment professionalslast event Aug 14, 2026
••• Locked
Stated: equity check $10.0M to $25.0M · control · Industrials, Manufacturing, Consumer, Energy and 4 more
Industries: Energy, utilities and infrastructure (3 companies) · Education (1 company) · Real estate (1 company)
Lower middle market2024 PE fund GAV $206M32 PE funds of 32, latest vintage 20211 transaction in 36 months3 platforms4 investment professionalslast event Sep 1, 2026
••• Locked
Stated: EBITDA up to $30.0M · Business services, Industrials, Technology, Transportation and logistics and 1 more
Industries: Business services (1 company) · Industrial services (1 company) · Manufacturing (1 company)
Lower middle market2024 PE fund GAV $174M4 PE funds of 41 transaction in 36 months2 platforms12 investment professionalslast event Jul 28, 2026
••• Locked
Stated: EBITDA $10.0M to $50.0M · EV $100M to $500M · equity check $200M+ · Business services, Manufacturing
Industries: Industrial services (2 companies) · Consumer products and retail (1 company) · Consumer services (1 company)
Lower middle market2024 PE fund GAV $781M11 PE funds of 11, latest vintage 20171 transaction in 36 months3 platforms20 investment professionalslast event Jul 27, 2026
••• Locked
Stated: EBITDA $2.0M to $14.0M · control · Business services, Industrial services, Industrials, Manufacturing and 1 more
Industries: Consumer services (1 company) · Business services (stated) · Industrial services (stated)
Lower middle market2024 PE fund GAV $237M10 PE funds of 10, latest vintage 20181 transaction in 36 months1 platform14 investment professionalslast event Jul 7, 2026
••• Locked
Stated: EBITDA $2.0M+ · revenue $10.0M+ · equity check $15.0M to $125M · control or majority · Business services, Technology, Education, Media and telecom
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Lower middle market2024 PE fund GAV $585M9 PE funds of 9, latest vintage 20201 transaction in 36 months6 investment professionalslast event Oct 10, 2025
••• Locked
Stated: EBITDA $15.0M to $50.0M · revenue $50.0M to $500M · EV $150M to $500M · Business services, Distribution
Industries: Business services (2 companies) · Industrial services (2 companies) · Manufacturing (2 companies)
Middle market2024 PE fund GAV $3.9B10 PE funds of 10, latest vintage 20251 transaction in 36 months5 platforms22 investment professionalslast event Sep 18, 2026
••• Locked
Stated: EBITDA $2.0M+ · control · Business services, Manufacturing, Distribution, Healthcare
Industries: Consumer products and retail (1 company) · Consumer services (1 company) · Healthcare services (stated)
Lower middle market2024 PE fund GAV $46.1M2 PE funds of 5, latest vintage 20221 transaction in 36 months2 platforms1 investment professionallast event Sep 17, 2026
••• Locked
Stated: Energy, Infrastructure, Industrials, Healthcare and 1 more
Industries: Energy, utilities and infrastructure (1 company) · Software (stated) · Tech-enabled and IT services (stated)
Lower middle market2024 PE fund GAV $8.5M1 PE fund of 5, latest vintage 20251 transaction in 36 months1 platform10 investment professionalslast event Sep 17, 2026
••• Locked
Stated: EBITDA $3.0M to $15.0M · revenue $10.0M to $100M · EV $25.0M to $150M · equity check $10.0M to $25.0M · majority · Business services, Industrials, Transportation and logistics, Healthcare and 2 more
Industries: Distribution (16 companies) · Business services (15 companies) · Industrial services (3 companies)
Lower middle market2024 PE fund GAV $190M10 PE funds of 10, latest vintage 20181 transaction in 36 months4 platforms13 investment professionalslast event Jul 6, 2026
••• Locked
Stated: EBITDA $10.0M to $35.0M · revenue $75.0M to $15.0M · EV $400M+ · minority · Software, Business services, Manufacturing, Distribution and 8 more
Industries: Software (stated) · Healthcare services (stated) · Life sciences (stated)
Upper middle market2024 PE fund GAV $14B170 PE funds of 174, latest vintage 20251 transaction in 36 months1 platform129 investment professionalslast event Jul 1, 2026
••• Locked
Stated: EV $100M to $1.0B · equity check $50.0M to $350M · Industrials, Business services, Industrial services, Manufacturing and 1 more
Industries: Industrial services (3 companies) · Manufacturing (3 companies) · Healthcare services (2 companies)
Upper middle market2024 PE fund GAV $9.0B27 PE funds of 27, latest vintage 20231 transaction in 36 months1 platform63 investment professionalslast event Jul 31, 2026
••• Locked
Stated: Technology, Healthcare, Manufacturing, Agriculture
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Upper middle market2024 PE fund GAV $21B27 PE funds of 28, latest vintage 20241 transaction in 36 months6 investment professionalslast event Sep 13, 2026
••• Locked
Stated: EBITDA $1.0M to $10.0M · majority · Healthcare, Business services
Industries: Business services (1 company) · Healthcare services (stated) · Life sciences (stated)
Lower middle market2024 PE fund GAV $481M10 PE funds of 12, latest vintage 20251 transaction in 36 months1 platform12 investment professionalslast event Aug 26, 2026
T•• A••••••• L•Southfield, MI · t••••••••.com · SEC registered investment adviser
Buyout firm · probable••• Locked
Stated: revenue up to $300M · control · Industrials, Manufacturing
Industries: Aerospace, defense and government (2 companies) · Manufacturing (1 company) · Industrial services (stated)
Lower middle market2024 PE fund GAV $144M1 PE fund of 1, latest vintage 20221 transaction in 36 months8 platforms5 investment professionalslast event Jan 14, 2026
Venture firm with private equity activity · probable ••• Locked
Stated: Life sciences, Manufacturing, Transportation and logistics, Healthcare and 1 more
Industries: Healthcare services (2 companies) · Life sciences (2 companies) · Software (1 company)
unsized2024 PE fund GAV not reported0 PE funds of 11 transaction in 36 months3 platforms2 investment professionalslast event Oct 16, 2025
Stated: Business services, Technology, Consumer
Industries: Business services (1 company) · Manufacturing (1 company) · Software (stated)
Middle market2024 PE fund GAV $2.5B62 PE funds of 64, latest vintage 20241 transaction in 36 months1 platform24 investment professionalslast event May 27, 2026
••• Locked
Stated: Healthcare, Environmental services
Industries: Transportation and logistics (1 company) · Healthcare services (stated) · Life sciences (stated)
Upper middle market2024 PE fund GAV $7.5B17 PE funds of 17, latest vintage 20231 transaction in 36 months1 platform1 investment professionallast event Aug 10, 2026
••• Locked
Stated: Healthcare, Technology
Industries: Software (2 companies) · Healthcare services (2 companies) · Tech-enabled and IT services (1 company)
Upper middle market2024 PE fund GAV $16B25 PE funds of 25, latest vintage 20221 transaction in 36 months46 investment professionalslast event May 26, 2026
••• Locked
Stated: Manufacturing, Healthcare
Industries: Healthcare services (1 company) · Life sciences (1 company) · Manufacturing (stated)
Middle market2024 PE fund GAV $4.4B18 PE funds of 18, latest vintage 20241 transaction in 36 months1 platform14 investment professionalslast event Apr 20, 2026
••• Locked
Stated: EBITDA $8.0M to $50.0M · equity check $50.0M to $200M · control · Manufacturing, Distribution, Specialty distribution
Industries: Industrial services (5 companies) · Manufacturing (4 companies) · Energy, utilities and infrastructure (3 companies)
Middle market2024 PE fund GAV $3.1B7 PE funds of 9, latest vintage 20231 transaction in 36 months20 platforms44 investment professionalslast event Sep 17, 2026
Venture firm with private equity activity · probable ••• Locked
Stated: Healthcare
Industries: Healthcare services (stated) · Life sciences (stated)
Lower middle market2024 PE fund GAV $127M1 PE fund of 1investment professionals not trackedlast event Apr 6, 2023
Hybrid manager · probable ••• Locked
Stated: revenue $2.0M to $20.0M · equity check $5.0M to $15.0M · Healthcare, Technology
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 Dec 11, 2025
••• Locked
Stated: Business services, Healthcare, Environmental services
Industries: Healthcare services (3 companies) · Life sciences (2 companies) · Business services (2 companies)
Lower middle market2024 PE fund GAV $584M5 PE funds of 5, latest vintage 20244 platforms18 investment professionalslast event Jul 30, 2026
••• Locked
Stated: minority · Healthcare, Technology, Building products, Software
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
unsized2024 PE fund GAV not reported1 PE fund of 31, latest vintage 202114 investment professionalslast event Sep 17, 2026
Private credit manager · probable ••• Locked
Stated: EBITDA $7.5M+ · Healthcare, Aerospace and defense, Media and telecom, Distribution
Industries: Healthcare services (stated) · Life sciences (stated) · Distribution (stated)
Lower middle market2024 PE fund GAV $43.8M1 PE fund of 12 investment professionalslast event Feb 9, 2024
Private credit manager · probable ••• Locked
Stated: EV $150M to $750M · Technology, Healthcare, Software, Financial services
Industries: Software (stated) · Tech-enabled and IT services (stated) · Hardware and deep tech (stated)
Large cap2024 PE fund GAV $61B359 PE funds of 364, latest vintage 202638 investment professionalslast event Sep 13, 2026
••• Locked
Stated: Business services, Healthcare, Life sciences, Software
Industries: Software (stated) · Healthcare services (stated) · Life sciences (stated)
Middle market2024 PE fund GAV $1.2B1 PE fund of 1, latest vintage 2021investment professionals not trackedlast event Sep 15, 2026
••• Locked
Stated: Distribution, Healthcare, Technology, Education and 2 more
Industries: Consumer services (2 companies) · Software (1 company) · Financial services (1 company)
Lower middle market2024 PE fund GAV $123M7 PE funds of 7, latest vintage 2017investment professionals not trackedlast event Sep 17, 2026
••• Locked
Stated: Education, Consumer, Business services, Healthcare and 1 more
Industries: Distribution (2 companies) · Energy, utilities and infrastructure (2 companies) · Industrial services (1 company)
Upper middle market2024 PE fund GAV $14B37 PE funds of 48, latest vintage 20231 platform111 investment professionalslast event Jun 4, 2026
••• Locked
Stated: control · Business services, Healthcare, Software, Consumer and 3 more
Industries: Software (stated) · Healthcare services (stated) · Life sciences (stated)
Upper middle market2024 PE fund GAV $10B7 PE funds of 7, latest vintage 20188 investment professionalslast event Jul 9, 2026
••• Locked
Stated: minority · Healthcare, Consumer, Financial services, Education and 2 more
Industries: Industrial services (1 company) · Manufacturing (1 company) · Healthcare services (stated)
Lower middle market2024 PE fund GAV $543M2 PE funds of 2, latest vintage 2023investment professionals not trackedlast event Sep 17, 2026