AltMountain

Lexington Partners L.P.

New York, NY · CRD 147281
Private equity manager

Lexington Partners L.P. is an SEC-registered investment adviser based in New York, NY that reports managing 113 private funds on Form ADV, including 113 private equity funds. It reports $79.3 billion in regulatory assets under management. Its private funds hold $78.5 billion in gross assets.

Regulatory assets under management
$79.3 billionForm ADV Item 5.F
Gross assets of private funds
$78.5 billionAll private fund types, Form ADV
Private funds managed
113PE 113 · VC 0 · hedge 0
Employees
171Form ADV Item 5.A
Registration
SEC-registered adviserCRD 147281
Latest Form ADV
06/16/2026Disciplinary disclosures: none reported

Private equity funds filing Form D (3)

Fund
First sale
Raised
Investors
Minimum
Offering
Lexington Capital Partners XI, L.P.
New York, NY
First sale—
Raised$0
Investors0
MinimumNone set
Offering506(b)
Lexington CIP VI-Overage (Offshore), L.P.
New York, NY
First sale—
Raised$0
Investors0
MinimumNone set
Offering506(b)
Lexington CIP VI-Overage, L.P.
New York, NY
First sale—
Raised$0
Investors0
MinimumNone set
Offering506(b)

Matched to this firm by the fund names and related persons in each Form D. The list may be incomplete.

Private funds reported on Form ADV (47)

Fund
Gross assets
Minimum
Owners
Adviser
Lexington Capital Partners X, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$19B
MinimumNone set
Owners429
AdviserLexington Partners L.P.
Lexington Capital Partners IX, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$12B
MinimumNone set
Owners464
AdviserLexington Partners L.P.
Lexington Capital Partners VIII, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$6.8B
MinimumNone set
Owners384
AdviserLexington Partners L.P.
LCP X (Luxembourg) Master Scsp
LuxembourgPrivate equity fund
Gross assets$3.7B
MinimumNone set
Owners117
AdviserLexington Partners L.P.
Lexington Middle Market Investors IV, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$2.4B
MinimumNone set
Owners183
AdviserLexington Partners L.P.
LCP IX (Luxembourg) Master Scsp
LuxembourgPrivate equity fund
Gross assets$2.3B
MinimumNone set
Owners57
AdviserLexington Partners L.P.
Lexington Capital Partners VII, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$1.4B
MinimumNone set
Owners309
AdviserLexington Partners L.P.
Lexington Global Partners VI, L.P.
Cayman IslandsPrivate equity fund
Gross assets$1.2B
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Capital Partners (Ontario), L.P.
CanadaPrivate equity fund
Gross assets$700M
MinimumNone set
Owners4
AdviserLexington Partners L.P.
Lexington Global Partners VIII, L.P.
Cayman IslandsPrivate equity fund
Gross assets$696M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Cip VI (Lux) Master Scsp
LuxembourgPrivate equity fund
Gross assets$632M
MinimumNone set
Owners9
AdviserLexington Partners L.P.
Lexington Middle Market Investors III, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$596M
MinimumNone set
Owners80
AdviserLexington Partners L.P.
LCP IX Leo, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$588M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Capital Partners (Ontario) II, L.P.
CanadaPrivate equity fund
Gross assets$526M
MinimumNone set
Owners4
AdviserLexington Partners L.P.
Lexington Global Partners (Lux) Master Scsp
LuxembourgPrivate equity fund
Gross assets$493M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners V, L.P.
Cayman IslandsPrivate equity fund
Gross assets$391M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Private Equity 27, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$350M
MinimumNone set
Owners7
AdviserLexington Partners L.P.
Lmmi IV Leo, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$344M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners XII, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$344M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Capital Partners VIII-A, L.P.
Cayman IslandsPrivate equity fund
Gross assets$322M
MinimumNone set
Owners7
AdviserLexington Partners L.P.
Lexington Middle Market Partners, L.P.
Cayman IslandsPrivate equity fund
Gross assets$299M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners VII, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$295M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners IX, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$283M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LEO Lex Partners Scsp
LuxembourgPrivate equity fund
Gross assets$270M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Cip V-F-O, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$265M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners XI, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$197M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LGP Offshore X, L.P.
CanadaPrivate equity fund
Gross assets$190M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners III, L.P.
Cayman IslandsPrivate equity fund
Gross assets$186M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LEO Lex Partners II Scsp
LuxembourgPrivate equity fund
Gross assets$183M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LPE Feeder 31, L.P.
Cayman IslandsPrivate equity fund
Gross assets$137M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Global Partners X, L.P.
CanadaPrivate equity fund
Gross assets$131M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Cip V-A-O, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$115M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Middle Market Investors II, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$105M
MinimumNone set
Owners33
AdviserLexington Partners L.P.
Lexington Global Partners, L.P.
Cayman IslandsPrivate equity fund
Gross assets$93.3M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Emerging Partners L.P.
Delaware, United StatesPrivate equity fund
Gross assets$79.4M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Global Partners II, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$76.4M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Gemstone Holdings (A) L.P.
Delaware, United StatesPrivate equity fund
Gross assets$68.4M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
ERS Ta XII, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$66.1M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Cip V-C-O, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$60.4M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Cip V-M-O, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$57.1M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Gemstone Holdings (B) L.P.
Delaware, United StatesPrivate equity fund
Gross assets$37.8M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Dendur US Holdings (A), L.P.
Delaware, United StatesPrivate equity fund
Gross assets$34.5M
MinimumNone set
Owners4
AdviserLexington Partners L.P.
Lexington Private Equity, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$27.4M
MinimumNone set
Owners5
AdviserLexington Partners L.P.
Lexington Cip VI-J-O, L.P.
Cayman IslandsPrivate equity fund
Gross assets$26.5M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Private Equity 14, L.P.
Cayman IslandsPrivate equity fund
Gross assets$26.3M
MinimumNone set
Owners11
AdviserLexington Partners L.P.
Lexington Mexico Investments - P, A. En P.
MexicoPrivate equity fund
Gross assets$12.0M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Private Equity II, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$2.8M
MinimumNone set
Owners7
AdviserLexington Partners L.P.

As reported in the adviser's Form ADV filed Dec 20, 2024. Funds also listed from Form D are shown above.

Fund vehicles: feeder funds and single-deal vehicles (48)

Fund
Gross assets
Minimum
Owners
Adviser
Lexington Co-Investment Partners V, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$2.1B
MinimumNone set
Owners15
AdviserLexington Partners L.P.
Lexington Co-Investment Partners IV, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$1.3B
MinimumNone set
Owners11
AdviserLexington Partners L.P.
Lexington Co-Investment Partners VI, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$1.2B
MinimumNone set
Owners15
AdviserLexington Partners L.P.
Lexington Co-Investment Partners V-F, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$849M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Co-Investment Partners V-A, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$703M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Co-Investment Partners VI-F, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$675M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP X Co-Invest Partners N, L.P.
Cayman IslandsPrivate equity fund
Gross assets$653M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
LCP Co-Invest Global Feeder - G, L.P.
Cayman IslandsPrivate equity fund
Gross assets$626M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
LCP X Co-Invest Partners P, L.P.
Cayman IslandsPrivate equity fund
Gross assets$513M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Co-Investment Partners V-C, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$422M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Co-Investment Partners IV-A, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$414M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Co-Investment Partners IV-C, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$356M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP X Co-Invest Partners G, L.P.
Cayman IslandsPrivate equity fund
Gross assets$310M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
LCP Co-Invest Feeder - G, L.P.
Cayman IslandsPrivate equity fund
Gross assets$267M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
LCP X Co-Invest Partners B, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$260M
MinimumNone set
Owners6
AdviserLexington Partners L.P.
LCP X Co-Invest Partners A, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$231M
MinimumNone set
Owners7
AdviserLexington Partners L.P.
Lexington Co-Investment Partners VI-A, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$225M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Blue Sky Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$220M
MinimumNone set
Owners9
AdviserLexington Partners L.P.
LCP Fsba Co-Invest Account, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$218M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Co-Investment Partners V-B, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$208M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Raptor Co-Invest, L.P.
Cayman IslandsPrivate equity fund
Gross assets$205M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Secretariat Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$196M
MinimumNone set
Owners3
AdviserLexington Partners L.P.
Lexington Co-Investment Partners VI-J, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$187M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Co-Investment Partners III, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$176M
MinimumNone set
Owners6
AdviserLexington Partners L.P.
Lexington Co-Investment Partners VI-B, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$169M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP X Co-Invest Partners H, L.P.
Cayman IslandsPrivate equity fund
Gross assets$160M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP VIII Coinvestment, L.P.
Cayman IslandsPrivate equity fund
Gross assets$152M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Co-Investment Partners IV-B, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$145M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Co-Investment Partners III-A, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$139M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP IX Co-Invest Partners B, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$115M
MinimumNone set
Owners6
AdviserLexington Partners L.P.
LCP VIII Co-Invest Partners, L.P.
Cayman IslandsPrivate equity fund
Gross assets$107M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
LCP IX Co-Invest Partners A, L.P.
Cayman IslandsPrivate equity fund
Gross assets$104M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Talisker Co-Invest, L.P.
Cayman IslandsPrivate equity fund
Gross assets$101M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Co-Investment Partners Energy, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$86.5M
MinimumNone set
Owners7
AdviserLexington Partners L.P.
Lexington Beacon Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$65.9M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LCP X Co-Invest Partners C, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$65.6M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Loki Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$61.4M
MinimumNone set
Owners5
AdviserLexington Partners L.P.
Lexington Icon Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$58.7M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Viking Co-Invest, L.P.
Cayman IslandsPrivate equity fund
Gross assets$55.1M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Dendur Co-Invest (B), L.P.
Delaware, United StatesPrivate equity fund
Gross assets$53.2M
MinimumNone set
Owners4
AdviserLexington Partners L.P.
Lexington Odin Co-Invest, L.P.
Cayman IslandsPrivate equity fund
Gross assets$51.9M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Alpine Co-Invest L.P.
Delaware, United StatesPrivate equity fund
Gross assets$41.9M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
Lexington Kc Co-Invest - G, L.P.
Cayman IslandsPrivate equity fund
Gross assets$39.6M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Epikairos Co-Invest, L.P.
Cayman IslandsPrivate equity fund
Gross assets$39.3M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Kale Co-Invest, L.P.
Delaware, United StatesPrivate equity fund
Gross assets$30.8M
MinimumNone set
Owners2
AdviserLexington Partners L.P.
LPE IV Feeder (Offshore), L.P.
Cayman IslandsPrivate equity fund
Gross assets$13.2M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Secondary Co-Invest II Scsp
LuxembourgPrivate equity fund
Gross assets$2.5M
MinimumNone set
Owners1
AdviserLexington Partners L.P.
Lexington Secondary Co-Invest Scsp
LuxembourgPrivate equity fund
Gross assets$1.8M
MinimumNone set
Owners1
AdviserLexington Partners L.P.

Feeder funds invest through a master fund; single-deal vehicles (SPVs, co-investments, series) hold one investment.

From SEC filings. Firm data comes from the SEC's Form ADV data. AltMountain has not verified this information, and it is not an offer, solicitation or recommendation. Full disclosures