EnCap Flatrock Midstream

General contacts

Investor type

PE / VC

Founded

2008

AUM

$9 500 M

Location

San Antonio, Texas, United States

Investment Ticket

$1-5 m

Investment Stage

Series B Series A Late Stage (Series C+)

Region of investment

North America

Investor profile last updated: 16 August, 2026

Profile

EnCap Flatrock Midstream is a private equity firm based in San Antonio, Texas, founded in 2008. The firm specializes in investments within the midstream sector of North America's oil and gas industry. With a team of 14 professionals, EnCap Flatrock Midstream leverages its expertise and extensive industry contacts to support the growth of its portfolio companies.

The firm focuses on sectors such as energy, infrastructure, industrials, oil & gas, and clean technology, primarily within North America. EnCap Flatrock Midstream typically engages in growth and expansion stages, providing both capital and operational support to its investments. The firm manages several funds, including the EnCap Flatrock Midstream Fund V with an AUM of $931 million, launched in 2023.

Notable investments by EnCap Flatrock Midstream include Frontier Energy Services - energy transportation, Aspen Midstream II - other energy services, Clearfork Midstream - other energy services, Shell USA's Sinco Pipeline System - buildings and property, and Brazos Midstream - energy storage.

Industry

Logistics Oil and Gas Transportation Infrastructure Energy Marketing and Advertising

EnCap Flatrock Midstream Funds

Name	Type	Industry	Stage	Region	Size	AUM	Launch date
EnCap Flatrock Midstream Fund V	Private Equity (PE)	Marketing and Advertising Transportation Energy	Series B Late Stage (Series C+)	North America	$5-10 m	$931 M	August 2023

Contacts

Name

Title

Social Networks

Samuel G. Pitts Managing Partner

Managing Partner

s•••@•••

Abby Stavinoha Vice President

Vice President

a•••@•••

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Investment-team contacts for EnCap Flatrock Midstream — including verified work emails and LinkedIn profiles — are available to Private Equity List subscribers.
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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 EnCap Flatrock Midstream

Is EnCap Flatrock Midstream a venture capital or private equity firm?

EnCap Flatrock Midstream is a venture capital and private equity firm. It backs companies at Series B, Series A and Late Stage (Series C+), writing tickets of $1-5 m.

Where is EnCap Flatrock Midstream located?

EnCap Flatrock Midstream is located in San Antonio, Texas, United States.

When was EnCap Flatrock Midstream founded?

EnCap Flatrock Midstream was founded in 2008.

What sectors and industries does EnCap Flatrock Midstream invest in?

EnCap Flatrock Midstream invests in companies and startups in Logistics, Oil and Gas, Transportation, Infrastructure, Energy, Marketing and Advertising.

What is EnCap Flatrock Midstream geographical focus of investments?

EnCap Flatrock Midstream invests in companies and startups in North America.

At what stages of companies and startups does EnCap Flatrock Midstream typically invest in?

EnCap Flatrock Midstream invests in companies and startups at Series B, Series A, Late Stage (Series C+).

What is the usual amount of EnCap Flatrock Midstream investment?

EnCap Flatrock Midstream usually invests $1-5 m on average.

What is the amount of assets of under management (AUM) for EnCap Flatrock Midstream?

EnCap Flatrock Midstream has around $9 500m assets under management.

When was EnCap Flatrock Midstream last fund created?

EnCap Flatrock Midstream last fund was created/launched in 2023-08-25

What are the contacts of EnCap Flatrock Midstream?

EnCap Flatrock Midstream can be reached through its website efmidstream.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 EnCap Flatrock Midstream — 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 EnCap Flatrock Midstream 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 EnCap Flatrock Midstream directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.

When was the EnCap Flatrock Midstream 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.