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Diameter Capital Partners

General contacts
Investor type

PE / Debt fund

Founded

2017

AUM

$25 000 M

Location

New York, New York, United States

Investment Ticket

$50-100 m

Investment Stage

Late Stage (Series C+)

Region of investment

Asia Europe North America
Investor profile last updated: 13 October, 2026

Profile

Diameter Capital Partners is an alternative asset manager based in New York, London, and West Palm Beach. Founded in 2017 by Scott Goodwin and Jonathan Lewinsohn, the firm specializes in global credit markets, combining fundamental research with trading and risk analytics. The firm operates a platform that adapts to changing markets and opportunities, distinguishing itself through a flat structure that streamlines decision-making processes.

The firm invests across public and private credit markets, employing strategies such as hedged and dislocation strategies, direct lending, CLOs/CDOs, and other opportunistic credit approaches. Diameter Capital's investments range from senior secured loans to middle-market companies to actively managed portfolios of leveraged loans and high-yield bonds. Their investment size spans $50-100 m, with strategies tailored to different market conditions.

Notable investments include engagements in financing projects like Delfin’s Floating LNG Vessel. Diameter Capital's approach involves proactive engagement with capital markets and leveraging sector expertise to maximize investment opportunities.

Industry

Energy Real Estate IT Services Financial Services

Diameter Capital Partners Funds

Name Type
Questionare
Industry
Questionare
Stage
Questionare
Region 		Size AUM Launch date
Diameter Dislocation Fund III
Debt fund
Energy
Real Estate
IT Services
Financial Services
North America
Europe
$50-100 m
$4500 M
November 2025
Diameter Dislocation Fund II
Debt fund
Energy
Real Estate
IT Services
Financial Services
North America
Europe
$50-100 m
$2200 M
April 2023

Contacts

Name
Title
Email
Social Networks
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Lauren Robinson Managing Director
Managing Director
l•••@•••
LinkedIn
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Miguel Pardal Afonso Analyst
Analyst
m•••@•••
LinkedIn
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FAQs about Diameter Capital Partners

Diameter Capital Partners is a private equity firm that also operates as a debt fund. It backs companies at Late Stage (Series C+), writing tickets of $50-100 m.
Diameter Capital Partners is located in New York, New York, United States.
Diameter Capital Partners was founded in 2017.
Diameter Capital Partners invests in companies and startups in Energy, Real Estate, IT Services, Financial Services.
Diameter Capital Partners invests in companies and startups in Asia, Europe, North America.
Diameter Capital Partners invests in companies and startups at Late Stage (Series C+).
Diameter Capital Partners usually invests $50-100 m on average.
Diameter Capital Partners has around $25 000m assets under management.
Diameter Capital Partners can be reached through its website diametercap.com and its LinkedIn page. Its general enquiries address is [email protected]. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Diameter Capital Partners — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.
Yes. Every field on this page — profile, funds, investment criteria, portfolio and investment-team contacts — is available programmatically through the Private Equity List REST API and MCP server, so AI assistants such as Claude and ChatGPT can query Diameter Capital Partners directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.
Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 13 October, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.