J.F. Lehman
Private equityNew York · Growth–Late Stage · 33 people tracked
Also known as J.F. Lehman And Company Llc
Find your way into J.F. Lehman
2,504 people in our graph share verified history with the J.F. Lehman team — schools, employers, funds. One of them is your warm intro.
Investment thesis
JFLCO operates an integrated investment platform combining private equity and credit expertise built over decades, alongside value-creation capabilities and a broad network of industry relationships. The firm pursues sector-focused, middle-market strategies, targeting companies with distinctive capabilities in its core markets, which it describes as large, complex and growing. A balanced team of investment professionals and operating executives brings complementary skills and experience to help navigate these markets. JFLCO seeks to partner with management teams and other stakeholders to drive and realize value across both its equity and credit approaches.
Source: firm website, verified Aug 6, 2026.
Team · 33 people
from the firm's websiteWhat they invest in
from 15 of 50 portfolio companiesHardware ×8Defense Tech ×7Advanced Manufacturing ×6Logistics & Supply Chain ×6New Materials ×4Energy ×3Enterprise Software ×3Cleantech ×2
HQs:United States×9United Kingdom×4Canada×1
Investments · 50 tracked
founders shown can be your intro pathForged Solutions Group manufactures precision forgings from various metal alloys for aerospace, defence, and space applications, offering design support, heat treatment, machining, and materials testing.
Advanced ManufacturingDefense TechNew MaterialsSheffield, GB
Olivier Jarrault(Chief Executive Officer)Ben McIvor(President)in
Co-investorsArlington Capital Partners
Wrist is a global maritime supplier providing ship stores, marine provisions, and offshore logistics services to commercial shipping and defense naval operations.
B2B MarketplacesLogistics & Supply ChainSaaSVancouver, CA
Ove Wrist
Co-investorsAltor
ACR Electronics manufactures personal locator beacons, satellite communicators, emergency signaling devices, and survival gear for outdoor enthusiasts and water-based activities.
Defense TechHardwareIoTLogistics & Supply Chain
Atlas Air Worldwide operates a fleet of cargo aircraft to provide air freight and logistics services to e-commerce, express delivery, and general cargo customers globally.
Logistics & Supply Chain
Michael Steen(Chief Executive Officer)Richard Broekman(Chief Commercial Officer and Head of Sustainability)inMartin Drew(Chief Strategy and Transformation Officer)inKlaus Goersch(Chief Operating Officer)inJoel Goldberg(Chief Information Officer)inArtem Gonopolskiy(Chief Financial Officer)in
Crystal Clean provides environmental services including parts cleaning, used oil collection, oil re-refining, antifreeze recovery, wastewater treatment, and hazardous waste disposal for business customers.
Circular EconomyCleantechClimate TechImpact & Social Good
Doncasters is a designer and supplier of precision engineering components and assemblies for aerospace, defense, industrial gas turbine, and transportation sectors.
Advanced ManufacturingDefense TechNew MaterialsSheffield, GB
Daniel DoncasterMike Quinn(Chief Executive Officer)in
BoardDirkson Charles(Co Chairperson)Nick Sanders(Co Chairperson)
Drew Marine provides marine and energy solutions including cargo hold systems, fuel management, water treatment, maintenance, refrigeration, and recreational products for maritime and energy sector customers.
Advanced ManufacturingEnergyLogistics & Supply ChainNew Materials
Len Gelosain
Global Marine Group operates in the subsea telecommunications industry, providing engineering services for submarine cable installation, repair, and maintenance.
Deep TechEnergyEnterprise SoftwareHardwareLogistics & Supply ChainChelmsford, GB
Simon Hibberd(CEO)in
Lakeshore Systems provides engineering analysis, design, and documentation services including systems engineering, mechanical and electrical design, finite element analysis, and software development for technical systems.
Advanced ManufacturingDeep TechDefense TechDeveloper ToolsEnterprise SoftwareHardwareRhinelander, US
Narda-MITEQ designs and manufactures RF/microwave, spaceborne, and SATCOM components and subsystems for military and commercial applications.
Defense TechHardwareSemiconductorsSpace TechNassau, US
Sperry Marine designs and supplies compass and gyroscope systems for maritime navigation, ranging from basic magnetic compasses to advanced fiber optic gyrocompasses.
Enterprise SoftwareHardwareLogistics & Supply ChainMobility & TransportationUnited Kingdom, GB
Trident LLC provides integrated ship systems and solutions for naval, commercial, and cruise vessel platforms, including propulsion, power management, mission-critical systems, and lifecycle support services.
Advanced ManufacturingConstruction TechDefense TechHardwareNew Jersey, US
Waste Control Specialists operates a low-level radioactive waste disposal facility in Texas, serving commercial, industrial, and federal customers including nuclear power plants and the Department of Energy.
CleantechEnergyAndrews County, US
David Carlson(President & Chief Operating Officer)inGreg Ray(Chief Financial Officer)inElicia Sanchez(Senior Vice President of Corporate Affairs)in
Wellman Dynamics manufactures aerospace-grade magnesium and aluminum castings for aerospace OEMs and other industries, offering custom casting solutions with in-house engineering, metallurgical services, and additive manufacturing options.
Advanced ManufacturingHardwareNew MaterialsDes Moines, US
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Accudyne & KilgoreAeronautical & General Instruments LimitedAmerican ScaffoldAPI TechnologiesAtlantic Inertial SystemsAtlantic MarineAtomic TransportBEI Precision Systems and Space CompanyBurke IndustriesCodeMettleCTS EnginesDefense Venture GroupDoss AviationElgar ElectronicsENTACTHawaii SuperferryIMIAIntegrated Global ServicesLone Star DisposalMcCormick SelphMission MicrowaveNational Response CorporationNorthStar GroupNRC GroupOAO Technology SolutionsPURISRacal AcousticsRacal Instruments GroupRavn Air GroupReclamation TechnologiesSpecial DevicesSprint Energy ServicesTamaracTrillium EngineeringWrist
Portfolio news
latest coverage across their companiesWrist Ship Supply · hansa.news · Jun 4, 2026
Fund performance · per public LP disclosures · 2
as of Dec 2024| Fund | Vintage | Committed | Net IRR | TVPI | DPI |
|---|---|---|---|---|---|
| J.F. Lehman Equity Investors IV, L.P.LPs: Connecticut Retirement Plans and Trust Funds | 2017 | — | 39.6% | 2.60x | 2.50x |
| J.F. Lehman Equity Investors III, L.P.LPs: Connecticut Retirement Plans and Trust Funds | 2011 | — | 9.5% | 1.50x | 1.10x |
Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).
Frequently asked questions
- How many investments has J.F. Lehman made?
- J.F. Lehman has 48 tracked investments.
- What stage does J.F. Lehman invest at?
- J.F. Lehman invests at the Growth, Late Stage stages.
- What is J.F. Lehman's typical check size?
- J.F. Lehman typically writes checks of $75M – $750M.
- What sectors does J.F. Lehman focus on?
- J.F. Lehman focuses on Defense Tech, Mobility & Transportation, Space Tech.
- Where is J.F. Lehman located?
- J.F. Lehman is headquartered in New York, US.
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