Amberjack Capital Partners is a specialized private equity investor that partners with world-class entrepreneurs, managers and business owners in the industrial, infrastructure, and environmental end markets. As active investors, we seek to join forces with talented management teams to build high-performing and innovative companies that create enduring value.
Stated: EBITDA $4.0M to $20.0M · EV $20.0M to $75.0M · Industrials, Infrastructure
Industries: Industrial services (1 company) · Manufacturing (1 company) · Energy, utilities and infrastructure (stated)
Middle market2024 PE fund GAV $1.3B18 PE funds of 19, latest vintage 20232 transactions in 36 months2 platforms8 investment professionalslast event Aug 10, 2026
Stated: equity check $40.0M to $100M · Technology, Software, Financial services
Industries: Software (6 companies) · Financial services (5 companies) · Tech-enabled and IT services (2 companies)
Lower middle market2024 PE fund GAV $113M7 PE funds of 7, latest vintage 20232 transactions in 36 months9 platforms2 investment professionalslast event Mar 25, 2026
We're a leading private equity firm for the financial services sector in Europe. Partnering with businesses and founders to drive growth.
Stated: Technology, Software, Financial services
Industries: Software (1 company) · Financial services (1 company) · Tech-enabled and IT services (stated)
Middle market2024 PE fund GAV $1.9B26 PE funds of 26, latest vintage 20242 transactions in 36 months2 platforms12 investment professionalslast event Jun 3, 2026
••• Locked
Stated: EBITDA $5.0M to $15.0M · EV $25.0M to $150M · Industrials, Manufacturing, Healthcare, Consumer and 2 more
Industries: Healthcare services (stated) · Life sciences (stated) · Industrial services (stated)
Lower middle market2024 PE fund GAV $464M24 PE funds of 24, latest vintage 20242 transactions in 36 months3 platforms7 investment professionalslast event Mar 30, 2026
Industries: Software (2 companies)
Large cap2024 PE fund GAV $29B36 PE funds of 39, latest vintage 20242 transactions in 36 months1 platform12 investment professionalslast event Jun 30, 2026
••• Locked
Industries: Consumer products and retail (2 companies) · Consumer services (2 companies)
Middle market2024 PE fund GAV $3.5B17 PE funds of 17, latest vintage 20212 transactions in 36 months2 platforms17 investment professionalslast event Sep 8, 2026
••• Locked
Stated: control · Industrials, Business services, Manufacturing
Industries: Industrial services (5 companies) · Manufacturing (4 companies) · Software (2 companies)
Middle market2024 PE fund GAV $1.3B14 PE funds of 19, latest vintage 20252 transactions in 36 months11 platforms2 investment professionalslast event Sep 15, 2026
••• Locked
Stated: Financial services, Transportation and logistics
Industries: Manufacturing (1 company) · Aerospace, defense and government (1 company) · Financial services (stated)
Lower middle market2024 PE fund GAV $356M10 PE funds of 10, latest vintage 20252 transactions in 36 months1 platform10 investment professionalslast event Aug 6, 2026
••• Locked
Stated: Industrials, Manufacturing, Technology
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Lower middle market2024 PE fund GAV $444M4 PE funds of 4, latest vintage 20242 transactions in 36 months2 platforms8 investment professionalslast event Sep 15, 2026
••• Locked
Stated: EBITDA $10.0M+ · minority · Food and beverage, Consumer
Industries: Industrial services (1 company) · Manufacturing (1 company) · Consumer products and retail (stated)
Lower middle market2024 PE fund GAV $596M23 PE funds of 23, latest vintage 20242 transactions in 36 months2 platforms15 investment professionalslast event Mar 31, 2026
••• Locked
Stated: revenue up to $1.0B
Industries: Manufacturing (1 company) · Transportation and logistics (1 company) · Consumer products and retail (1 company)
Upper middle market2024 PE fund GAV $20B42 PE funds of 42, latest vintage 20242 transactions in 36 months5 platforms10 investment professionalslast event Jul 21, 2026
••• Locked
Stated: equity check $10.0M to $50.0M · majority · Education
Industries: Education (2 companies)
Lower middle market2024 PE fund GAV $154M9 PE funds of 9, latest vintage 20252 transactions in 36 months2 platforms5 investment professionalslast event Aug 31, 2026
••• Locked
Stated: EBITDA $5.0M to $30.0M
Industries: Life sciences (1 company) · Business services (1 company)
Middle market2024 PE fund GAV $1.6B6 PE funds of 7, latest vintage 20242 transactions in 36 months2 platforms4 investment professionalslast event Mar 30, 2026
••• Locked
Stated: revenue $10.0M to $150M · equity check $15.0M to $75.0M · Business services, Healthcare, Technology, Consumer and 2 more
Industries: Software (1 company) · Healthcare services (1 company) · Life sciences (1 company)
Middle market2024 PE fund GAV $3.1B8 PE funds of 9, latest vintage 20252 transactions in 36 months2 platforms16 investment professionalslast event Jul 30, 2026
••• Locked
Stated: EBITDA $4.0M to $15.0M
Industries: Industrial services (2 companies) · Manufacturing (1 company)
Lower middle market2024 PE fund GAV $527M6 PE funds of 12, latest vintage 20222 transactions in 36 months2 platforms8 investment professionalslast event Jun 9, 2025
••• Locked
Stated: Technology, Business services, Consumer, Media and telecom
Industries: Business services (3 companies) · Healthcare services (2 companies) · Manufacturing (2 companies)
Upper middle market2024 PE fund GAV $5.1B10 PE funds of 10, latest vintage 20242 transactions in 36 months3 platforms35 investment professionalslast event Mar 27, 2026
••• Locked
Stated: Software
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Lower middle market2024 PE fund GAV $386M3 PE funds of 3, latest vintage 20242 transactions in 36 months1 platform8 investment professionalslast event Mar 16, 2026
••• Locked
Stated: EV $200M to $2.0B · equity check $150M+ · majority · Distribution, Industrials, Healthcare, Technology and 3 more
Industries: Software (2 companies) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Large cap2024 PE fund GAV $29B29 PE funds of 29, latest vintage 20242 transactions in 36 months1 platform34 investment professionalslast event Sep 8, 2026
••• Locked
Stated: Energy, Transportation and logistics, Industrials, Technology and 1 more
Industries: Energy, utilities and infrastructure (2 companies) · Financial services (1 company) · Software (stated)
Middle market2024 PE fund GAV $2.1B5 PE funds of 5, latest vintage 20162 transactions in 36 months1 platform12 investment professionalslast event Aug 27, 2026
••• Locked
Stated: EBITDA $2.0M to $10.0M · revenue $15.0M to $150M · Technology, Aerospace and defense
Industries: Aerospace, defense and government (2 companies) · Business services (1 company) · Education (1 company)
Lower middle market2024 PE fund GAV $145M6 PE funds of 6, latest vintage 20222 transactions in 36 months3 platforms13 investment professionalslast event Mar 19, 2024
••• Locked
Stated: Industrials, Energy, Infrastructure
Industries: Industrial services (2 companies) · Energy, utilities and infrastructure (2 companies) · Manufacturing (1 company)
Lower middle market2024 PE fund GAV $736M7 PE funds of 8, latest vintage 20242 transactions in 36 months7 platforms7 investment professionalslast event Mar 10, 2026
••• Locked
Stated: Technology
Industries: Software (3 companies) · Tech-enabled and IT services (3 companies) · Hardware and deep tech (3 companies)
Middle market2024 PE fund GAV $3.9B16 PE funds of 16, latest vintage 20252 transactions in 36 months2 platforms63 investment professionalslast event Jun 10, 2026
••• Locked
Stated: Technology, Financial services
Industries: Software (1 company) · Financial services (1 company) · Tech-enabled and IT services (stated)
Lower middle market2024 PE fund GAV $160M1 PE fund of 64, latest vintage 20252 transactions in 36 months2 platforms14 investment professionalslast event Sep 17, 2026
••• Locked
Stated: Business services, Healthcare, Technology, Consumer and 2 more
Industries: Software (3 companies) · Tech-enabled and IT services (3 companies) · Hardware and deep tech (3 companies)
Lower middle market2024 PE fund GAV not reported6 PE funds of 62 transactions in 36 months2 platforms12 investment professionalslast event Sep 1, 2026
••• Locked
Stated: control
Industries: Consumer products and retail (2 companies) · Consumer services (2 companies) · Industrial services (1 company)
Lower middle market2024 PE fund GAV $604M34 PE funds of 34, latest vintage 20252 transactions in 36 months4 platforms1 investment professionallast event Mar 31, 2026
••• Locked
Stated: EBITDA up to $50.0M · revenue $50.0M to $500M · equity check $25.0M to $150M · control or minority · Industrials, Franchising
Industries: Industrial services (5 companies) · Manufacturing (4 companies) · Transportation and logistics (3 companies)
Middle market2024 PE fund GAV $1.7B8 PE funds of 10, latest vintage 20242 transactions in 36 months15 platforms10 investment professionalslast event Sep 16, 2026
••• Locked
Stated: EBITDA $7.0M to $35.0M · EV $50.0M to $500M · Business services, Industrial services, Industrials, Consumer
Industries: Manufacturing (1 company) · Business services (stated) · Industrial services (stated)
Middle market2024 PE fund GAV $2.0B5 PE funds of 6, latest vintage 20212 transactions in 36 months2 platforms9 investment professionalslast event Apr 2, 2026
••• Locked
Stated: Consumer, Hospitality and leisure, Real estate
Industries: Consumer services (6 companies) · Consumer products and retail (stated) · Hospitality and leisure (stated)
Upper middle market2024 PE fund GAV $7.0B15 PE funds of 15, latest vintage 20242 transactions in 36 months2 platforms29 investment professionalslast event Jul 1, 2026
••• Locked
Stated: EBITDA $3.0M+ · revenue $10.0M+ · EV $10.0M+
Industries: Consumer services (2 companies)
Lower middle market2024 PE fund GAV $549M10 PE funds of 14, latest vintage 20262 transactions in 36 months3 platforms17 investment professionalslast event Mar 17, 2026
Industries: Software (1 company) · Life sciences (1 company) · Financial services (1 company)
Large cap2024 PE fund GAV $18B10 PE funds of 10, latest vintage 20242 transactions in 36 months1 platform2 investment professionalslast event Jul 27, 2026
C••• P•••••••Chicago, IL · c•••.com · SEC registered investment adviser
Buyout firm · probable••• Locked
Stated: EBITDA $5.0M to $30.0M · equity check $20.0M to $100M · Business services
Industries: Business services (stated)
Middle market2024 PE fund GAV $2.3B23 PE funds of 23, latest vintage 20242 transactions in 36 months2 platforms7 investment professionalslast event Mar 31, 2026
••• Locked
Stated: Industrials
Industries: Industrial services (stated) · Manufacturing (stated)
Lower middle market2024 PE fund GAV $154M14 PE funds of 15, latest vintage 20252 transactions in 36 months2 platforms7 investment professionalslast event Apr 1, 2026
••• Locked
Stated: EBITDA $2.0M to $15.0M · EV $20.0M to $200M · equity check up to $50.0M · Technology, Manufacturing, Distribution, Consumer
Industries: Healthcare services (2 companies) · Energy, utilities and infrastructure (1 company) · Software (stated)
Lower middle market2024 PE fund GAV $851M7 PE funds of 9, latest vintage 20242 transactions in 36 months1 platform20 investment professionalslast event May 7, 2026
••• Locked
Stated: Consumer
Industries: Consumer products and retail (4 companies) · Consumer services (4 companies)
Lower middle market2024 PE fund GAV $185M8 PE funds of 8, latest vintage 20242 transactions in 36 months4 platforms10 investment professionalslast event Sep 17, 2026
••• Locked
Stated: control
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Upper middle market2024 PE fund GAV $5.1B18 PE funds of 18, latest vintage 20232 transactions in 36 months4 platforms35 investment professionalslast event Sep 13, 2026
••• Locked
Stated: Healthcare, Technology
Industries: Healthcare services (2 companies) · Life sciences (2 companies) · Software (stated)
Middle market2024 PE fund GAV $3.6B16 PE funds of 16, latest vintage 20242 transactions in 36 months1 platform13 investment professionalslast event Mar 31, 2026
••• Locked
Stated: equity check $25.0M to $75.0M · Business services, Industrials, Technology, Software
Industries: Software (4 companies) · Tech-enabled and IT services (4 companies) · Hardware and deep tech (4 companies)
Lower middle market2024 PE fund GAV $508M4 PE funds of 4, latest vintage 20212 transactions in 36 months5 platforms5 investment professionalslast event Jun 30, 2026
••• Locked
Stated: Energy, Industrials, Transportation and logistics, Agriculture and 3 more
Industries: Energy, utilities and infrastructure (3 companies) · Industrial services (stated) · Manufacturing (stated)
Middle market2024 PE fund GAV $2.0B23 PE funds of 26, latest vintage 20252 transactions in 36 months2 platforms14 investment professionalslast event Jun 16, 2026
••• Locked
Stated: revenue $10.0M+ · equity check $10.0M to $30.0M · control · Financial services, Technology
Industries: Software (1 company) · Tech-enabled and IT services (1 company) · Hardware and deep tech (1 company)
Lower middle market2024 PE fund GAV $123M1 PE fund of 2, latest vintage 20232 transactions in 36 months2 platforms7 investment professionalslast event Apr 23, 2026
••• Locked
Stated: EBITDA up to $20.0M · revenue up to $200M · control or minority · Industrial services, Industrials, Healthcare, Business services and 5 more
Industries: Business services (2 companies) · Healthcare services (1 company) · Industrial services (1 company)
Middle market2024 PE fund GAV $2.9B21 PE funds of 21, latest vintage 20242 transactions in 36 months3 platforms5 investment professionalslast event Sep 15, 2026
••• Locked
Stated: control or minority · Industrials, Healthcare, Consumer, Hospitality and leisure and 12 more
Industries: Healthcare services (2 companies) · Life sciences (2 companies) · Energy, utilities and infrastructure (1 company)
unsized2024 PE fund GAV not reported6 PE funds of 8, latest vintage 20172 transactions in 36 months5 platforms17 investment professionalslast event Sep 1, 2026
••• Locked
Stated: Industrials, Consumer, Infrastructure, Environmental services
Industries: Industrial services (2 companies) · Manufacturing (stated) · Energy, utilities and infrastructure (stated)
Lower middle market2024 PE fund GAV $843M24 PE funds of 24, latest vintage 20242 transactions in 36 months1 platform15 investment professionalslast event Mar 13, 2026
••• Locked
Stated: Business services, Industrials, Consumer
Industries: Business services (5 companies) · Consumer products and retail (3 companies) · Consumer services (3 companies)
Middle market2024 PE fund GAV $4.8B25 PE funds of 25, latest vintage 20242 transactions in 36 months4 platforms33 investment professionalslast event Sep 13, 2026
E•••• I•••••••••New York, NY · e•••••••••.com · SEC registered investment adviser
Buyout firm · probable••• Locked
Stated: Infrastructure
Industries: Industrial services (3 companies) · Software (1 company) · Tech-enabled and IT services (1 company)
Lower middle market2024 PE fund GAV $984M11 PE funds of 11, latest vintage 20242 transactions in 36 months9 platforms18 investment professionalslast event Sep 16, 2026
••• Locked
Stated: Consumer, Food and beverage
Industries: Consumer products and retail (2 companies) · Consumer services (2 companies)
Lower middle market2024 PE fund GAV $755M7 PE funds of 12, latest vintage 20252 transactions in 36 months1 platform12 investment professionalslast event Sep 16, 2026
••• Locked
Stated: EV up to $125M
Industries: Tech-enabled and IT services (1 company)
Lower middle market2024 PE fund GAV $523M5 PE funds of 5, latest vintage 20232 transactions in 36 months3 platforms2 investment professionalslast event Mar 19, 2026
••• Locked
Stated: Consumer
Industries: Consumer products and retail (stated) · Consumer services (stated)
Lower middle market2024 PE fund GAV $309M3 PE funds of 4, latest vintage 20242 transactions in 36 months1 platform2 investment professionalslast event Mar 26, 2026
F••••••••Chicago, IL · f••••••••.com · SEC registered investment adviser
Buyout firm••• Locked
Industries: Industrial services (2 companies) · Business services (1 company)
Middle market2024 PE fund GAV $2.0B16 PE funds of 16, latest vintage 20242 transactions in 36 months4 platforms31 investment professionalslast event Aug 18, 2026
••• Locked
Stated: Manufacturing, Distribution, Consumer, Transportation and logistics
Industries: Business services (1 company) · Consumer products and retail (1 company) · Consumer services (1 company)
Lower middle market2024 PE fund GAV $133M3 PE funds of 3, latest vintage 20222 transactions in 36 months2 platforms17 investment professionalslast event Feb 10, 2026
••• Locked
Stated: Industrials
Industries: Industrial services (1 company) · Manufacturing (stated)
unsized2024 PE fund GAV not reported0 PE funds of 02 transactions in 36 months2 platforms10 investment professionalslast event Sep 14, 2026