J.F. Lehman
Private equityNew York · Growth–Late Stage · 68 people tracked
Also known as J.F. Lehman And Company Llc
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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.
Stage
Growth–Late Stage
Check
$75M – $750M
HQ
New York, NY, US
Instruments
Equity · Debt
Tracked investments
48
Team · 68 people
from the firm's websiteJohn Lehman· Founding Partner & Chairman Emeritus
C. Alexander Harman· Managing Partner
David F. Thomas· Partner, Private Equity
Evan Lederman· Partner, Credit
Glenn M. Shor· Managing Partner
Lionel Jolivot· Partner, Credit
Louis N. Mintz· Managing Partner
Michael S. Friedman· Partner, Private Equity
Stephen L. Brooks· Managing Partner
William J. Hanenberg· Partner, Private Equity
Alec M. Schmidt· Principal, Private Equity
Adam J. Halpern· Chief Operating Officer
Admiral Michael Gilday· Operating Executive Board Member
Aidan H. Burrell· Associate
Alfred E. Johansen· Vice President, Private Equity
Andrew E. Karmin· Associate
Ben C. Golub· Associate
Bridget A. Harding· Vice President, Private Equity
Cianan E. Moore· Senior Associate, Private Equity
David L. Rattner· Managing Director, Legal, Administration & Compliance
Emilie Q. Ascione· Associate
Emily O. Strambi· Associate
Erik P. Toth· Managing Director, Portfolio Operations
General David W. Allvin· Operating Executive Board Member
General John F. Campbell· Operating Executive Board Member
George A. Sawyer· Operating Executive Board Member
Georgia C. Cochrane· Deputy Chief Compliance Officer
Grace Xu· Assistant Controller
Izzy R. Grabel· Vice President, Marketing & Investor Relations
Jack R. Chandler· Associate
Jack R. Smith· Associate
Jake T. Korek· Senior Associate, Private Equity
James G. Dudzik· Senior Associate, Private Equity
James R. Baumgardner· Operating Executive Board Member
Jessica Jung· Administration
Jessica S. Godt· Vice President, Marketing & Investor Relations
Jonathan J. Holden· Vice President, Portfolio Operations
Karina Perelmuter· Managing Director, Marketing & Investor Relations
Kellan M. Strain· Vice President, Portfolio Operations
Kenneth Braithwaite· Operating Executive Board Member
Kevin Vallès· Managing Director, Private Equity
Larry J. Phillips· Managing Director, Portfolio Operations
Leon D. Frohlich· Director of Credit Operations & Finance
Lisa M. Steffens· Managing Director, Fund Finance & Operations
Mark Russell· Operating Executive Board Member
Megan E. Kanefsky· Director, Human Capital
Michael J. Bayer· Operating Executive Board Member
Michael J. Greenspan· Principal, Portfolio Operations
Michael P. Leber· Managing Director, Finance & Accounting
Michaela S. Ng· Administration
Miguel Zhindon· Vice President, Enterprise Technology
Mila A. Schuster· Reception
Mokhtar Akhtari· Fund Controller
Natalie Ramos· Administration
Nicholas J. Andonian· Senior Associate, Private Equity
Peter C. Kuper· Managing Director, Private Equity
R. Benjamin Hatcher· Managing Director, Private Equity
Rikke L. Gillespie· Vice President, Portfolio Operations
Sandra Wong· Vice President, Credit
Sarah J. Cabrera· Vice President, Controller
Sebastian A. Cai· Associate
Stan Deal· Operating Executive Board Member
Stephanie Ng· Associate Director
Thomas H. White· Senior Associate, Credit
Tyler W. Creamer· Vice President, Private Equity
Tyrone Horton· Administration
William B. Roper Jr.· Operating Executive Board Member
Yuan Maynard· Senior Accountant
Investments · 48 tracked
founders shown can be your intro pathAccudyne & Kilgore
ACR Electronics
Aeronautical & General Instruments Limited
Poole, U.K.
American Scaffold
API Technologies
Atlantic Inertial Systems
Atlantic Marine
Atlas Air Worldwide
Atomic Transport
BEI Precision Systems and Space Company
Burke Industries
CodeMettle
Crystal Clean
CTS Engines
Defense Venture Group
Doncasters
Doss Aviation
Drew Marine
Elgar Electronics
ENTACT
Forged Solutions Group
Global Marine Group
Hawaii Superferry
IMIA
Integrated Global Services
Lake Shore Systems
Kingsford, MI.
Lone Star Disposal
McCormick Selph
Mission Microwave
Narda-MITEQ
National Response Corporation
NorthStar Group
NRC Group
OAO Technology Solutions
PURIS
Racal Acoustics
Racal Instruments Group
Ravn Air Group
Reclamation Technologies
Special Devices
Sperry Marine
Sprint Energy Services
Tamarac
Trident Maritime Systems
Trillium Engineering
Waste Control Specialists
Dallas, TX.
Wellman Dynamics
Wrist
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
- 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.