New Leaf Venture Partners

General contacts
Investor type

VC

Founded

2005

AUM

$580 M

Location

New York, New York, United States

Investment Ticket

$10-50 m

Investment Stage

Series A Seed Series B Late Stage (Series C+)

Region of investment

North America Europe
Investor profile last updated: 16 August, 2026

Profile

New Leaf Venture Partners is a venture capital firm based in New York City, founded in 2005. The firm is focused on investing in early to late-stage companies primarily within the healthcare and life sciences sectors. They have a team of professionals with significant industry experience, many of whom have backgrounds in the healthcare industry. What differentiates them is their strategic focus on healthcare and their deep industry expertise.

They primarily invest in sectors such as biotechnology, pharmaceuticals, and health technologies. While the exact check sizes were not specified on their website, the firm typically participates in early to late-stage financing rounds. Their investments are predominantly within North America, and they manage multiple funds, with the specific amounts for each fund not publicly disclosed.

Some of their notable investments include companies like Aavid - a leader in thermal management, Allegro - focusing on innovative semiconductor technologies, Aquion - a battery technology company, and BlueArc - a provider of high-performance network storage solutions. The firm has a strong track record of investing in technology-driven healthcare companies that are poised for growth.

Industry

Life Sciences Telecommunications Software Security Pharmaceuticals Medical Devices Marketing and Advertising Healthcare Services Gaming Fintech Financial Services Fashion/Beauty Edtech Education Biotechnology HealthTech Technology

New Leaf Venture Partners Funds

Name Type
Questionare
Industry
Questionare
Stage
Questionare
Region 		Size AUM Launch date
New Leaf Ventures I, L.P.
Venture Capital (VC)
Biotechnology
Healthcare Services
Medical Devices
Technology
Life Sciences
HealthTech
Seed
Series A
North America
$5-10 m
$8 M
December 2005
New Leaf Ventures II, L.P.
Venture Capital (VC)
Biotechnology
Healthcare Services
Medical Devices
Technology
Life Sciences
HealthTech
Seed
Series A
North America
$5-10 m
$103 M
August 2007

Contacts

Name
Title
Email
Social Networks
avatar
Liam Ratcliffe General Partner
General Partner
l•••@•••
LinkedIn
avatar
Ron Hunt Managing Director
Managing Director
r•••@•••
LinkedIn
Upgrade to see contacts
avatar
6NXrzQDfIqjSRCxK 6NXrzQDfIqjSRCxK
6NXrzQDfIqjSRCxK
[email protected]
linkedin twitter
avatar
6NXrzQDfIqjSRCxK 6NXrzQDfIqjSRCxK
6NXrzQDfIqjSRCxK
[email protected]
linkedin twitter
avatar
6NXrzQDfIqjSRCxK 6NXrzQDfIqjSRCxK
6NXrzQDfIqjSRCxK
[email protected]
linkedin twitter
Investment-team contacts for New Leaf Venture Partners — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
Instant access on the web. Plans from $129/month — see pricing.
Contacts sourced from the firm's website and LinkedIn, 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.

FAQs about New Leaf Venture Partners

New Leaf Venture Partners is a venture capital firm. It backs companies at Series A, Seed, Series B and Late Stage (Series C+), writing tickets of $10-50 m.
New Leaf Venture Partners is located in New York, New York, United States.
New Leaf Venture Partners was founded in 2005.
New Leaf Venture Partners invests in companies and startups in Life Sciences, Telecommunications, Software, Security, Pharmaceuticals, Medical Devices, Marketing and Advertising, Healthcare Services, Gaming, Fintech, Financial Services, Fashion/Beauty, Edtech, Education, Biotechnology, HealthTech, Technology.
New Leaf Venture Partners invests in companies and startups in North America, Europe.
New Leaf Venture Partners invests in companies and startups at Series A, Seed, Series B, Late Stage (Series C+).
New Leaf Venture Partners usually invests $10-50 m on average.
New Leaf Venture Partners has around $580m assets under management.
New Leaf Venture Partners last fund was created/launched in 2007-08-20
New Leaf Venture Partners can be reached through its website nlvpartners.com, its LinkedIn page and its X account. 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 New Leaf Venture 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 New Leaf Venture 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 16 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.