Orion Infrastructure Capital

General contacts

Investor type

Fund of funds / PE / Debt fund

Founded

2015

AUM

$3 000 M

Location

New York, New York, United States

Investment Ticket

$50-100 m

Investment Stage

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

Region of investment

North America

ESG Focus

Impact investor

Investor profile last updated: 16 August, 2026

Profile

Orion Infrastructure Capital (OIC) is a private equity firm based in New York, founded in 2015 by Rob Rusk and Nazar Massouh, who previously held roles at Energy Capital Partners. The firm specializes in providing debt and equity solutions for infrastructure innovation, focusing on environmentally and socially responsible projects. With a team of 163 professionals, OIC partners with middle-market companies to drive sustainable infrastructure development.

OIC invests in sectors such as infrastructure, energy, and industrial ecosystems, offering creative credit, equity, and growth capital solutions. The firm targets investments primarily in North America and select international markets, with a focus on projects backed by hard asset collateral. OIC manages the OIC Infrastructure Growth Fund I, which has an AUM of $370 million, launched in 2024.

Notable portfolio companies include DartPoints - data center solutions, Cargo Beamer - logistics technology, Gevo - renewable chemicals and biofuels, VEMO - electric vehicle solutions, and Gauzy - smart glass technology. These investments reflect OIC's commitment to fostering innovation and long-term value creation in sustainable infrastructure.

Industry

Industrial Transportation Infrastructure Energy CleanTech Mobility ClimateTech Agriculture

Orion Infrastructure Capital Funds

Name	Type	Industry	Stage	Region	Size	AUM	Launch date
OIC Infrastructure Growth Fund I	Fund of funds	Agriculture Transportation Energy CleanTech Mobility	Seed Series A Series B	North America	$5-10 m	$370 M	July 2024

Contacts

Name

Title

Social Networks

Grace Bark Senior Vice President

Senior Vice President

g•••@•••

Nazar Massouh CEO and Managing Partner

CEO and Managing Partner

n•••@•••

Upgrade to see contacts

ubVdp5krex4YW7z1 ubVdp5krex4YW7z1

ubVdp5krex4YW7z1

[email protected]

ubVdp5krex4YW7z1 ubVdp5krex4YW7z1

ubVdp5krex4YW7z1

[email protected]

ubVdp5krex4YW7z1 ubVdp5krex4YW7z1

ubVdp5krex4YW7z1

[email protected]

Investment-team contacts for Orion Infrastructure Capital — 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 Orion Infrastructure Capital

Is Orion Infrastructure Capital a venture capital or private equity firm?

Orion Infrastructure Capital is a private equity firm that also operates as a fund of funds and debt fund. It backs companies at Series B, Series A, Seed and Late Stage (Series C+), writing tickets of $50-100 m.

Where is Orion Infrastructure Capital located?

Orion Infrastructure Capital is located in New York, New York, United States.

When was Orion Infrastructure Capital founded?

Orion Infrastructure Capital was founded in 2015.

What sectors and industries does Orion Infrastructure Capital invest in?

Orion Infrastructure Capital invests in companies and startups in Industrial, Transportation, Infrastructure, Energy, CleanTech, Mobility, ClimateTech, Agriculture.

What is Orion Infrastructure Capital geographical focus of investments?

Orion Infrastructure Capital invests in companies and startups in North America.

At what stages of companies and startups does Orion Infrastructure Capital typically invest in?

Orion Infrastructure Capital invests in companies and startups at Series B, Series A, Seed, Late Stage (Series C+).

What is the usual amount of Orion Infrastructure Capital investment?

Orion Infrastructure Capital usually invests $50-100 m on average.

What is the amount of assets of under management (AUM) for Orion Infrastructure Capital?

Orion Infrastructure Capital has around $3 000m assets under management.

When was Orion Infrastructure Capital last fund created?

Orion Infrastructure Capital last fund was created/launched in 2024-07-15

Is Orion Infrastructure Capital impact investor?

Yes, Orion Infrastructure Capital is impact investor.

What are the contacts of Orion Infrastructure Capital?

Orion Infrastructure Capital can be reached through its website oic.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 Orion Infrastructure Capital — 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.

Can I access Orion Infrastructure Capital data via API or MCP?

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 Orion Infrastructure Capital directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.

When was the Orion Infrastructure Capital profile last updated?

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.