Klingenstein Fields Advisors

Asset Manager SEC-registered adviser

Legal name: Klingenstein, Fields & Co., L.P.

New York, NY Website X

AUM

$4.7B
Regulatory AUM

Private funds

12
Private Equity 8 · Venture Capital 4

Private fund assets

$172.2M
Gross asset value

Employees

39

Last Form D raise

Aug 2023
Most recent fund filing

From SEC Form ADV filing (filed Jul 28, 2026). View on SEC

People(3)

Owners and executive officers named on the firm's SEC Form ADV.

J
James Fields
Limited Partner, Co-Chief Executive Officer, President
Source: SEC Form ADV
K
Kenneth Fields
Limited Partner, Executive Chairman
Source: SEC Form ADV
K
Kenneth Pollinger
Limited Partner, Chairman, Co-Chief Executive Officer
Source: SEC Form ADV

Funds(12)

Private funds reported on Form ADV, with amounts raised from the funds' SEC Form D filings.

FundTypeGross assetsRaised (Form D)InvestorsLast Form DRecency
Klingenstein Fields Venture Fund III, L.P.Venture Capital$13.3M$17.7M31Aug 2023Cold
Wertheim Ventures I, LLCPrivate Equity$77.1M———
Klingenstein Fields Venture Fund, L.P.Venture Capital$25.8M———
Klingenstein Fields Venture Fund II, L.P.Venture Capital$23.3M———
K Investments VIII LLCVenture Capital$9.7M———
K Investments VII, LLCPrivate Equity$8.9M———
Wertheim Ticket Fund, LLCPrivate Equity$6.7M———
K Investments VI, LLCPrivate Equity$3.2M———
K Investments IV, LLCPrivate Equity$2.6M———
K Investments V, LLCPrivate Equity$1.1M———
K Investments III, LLCPrivate Equity$403K———
Fk Investments I, LLCPrivate Equity————

Board seats(1)

Companies whose SEC Form D filings name one of this firm's people as a director, matched by name and office ZIP code.

Roundtable Entertainment Holdings
OtherLos Angeles, CADirector: James Fields
$5.3M raised
Since Jan 2022
SEC Form D

Regulatory identifiers

CRD number
105907
SEC file number
801-33347

Sources