CSL Capital Management
General contacts
Investor type
PE
Founded
2008
AUM
$2 000 M
Location
Houston, Texas, United States
Investor profile last updated: 16 August, 2026
Profile
CSL Capital Management, L.P. is an SEC-registered investment firm focused on small to mid-sized energy businesses in the U.S. Headquartered in Houston, TX, the CSL Capital team has deep sector expertise in the energy industry and takes a hands-on approach to investments, relying on organic growth and strategic thinking to generate investment success.
The current CSL portfolio includes several de novo, growth, recapitalization, and other investments. CSL Capital’s investors include financial institutions, endowments, foundations, family offices, and high net worth individuals.
Since its inception in 2008, the Firm has raised in excess of $1.7 billion in equity capital and commitments across various investment vehicles.
Industry
CSL Capital Management Funds
| Name | Type |
|
|
|
Size | AUM | Launch date |
|---|---|---|---|---|---|---|---|
|
CSL Energy Opportunities Fund I
|
Private Equity (PE)
|
Oil and Gas
Real Estate
Infrastructure
Energy
CleanTech
|
Series B
Late Stage (Series C+)
|
North America
|
$5-10 m
|
$250 M
|
January 2010
|
|
CSL Energy Opportunities Fund III
|
Private Equity (PE)
|
Oil and Gas
Real Estate
SaaS
Software
Telecommunications
|
Series B
Late Stage (Series C+)
|
North America
|
$5-10 m
|
$800 M
|
August 2019
|
Contacts
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Investment-team contacts for CSL Capital Management — 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 CSL Capital Management
Is CSL Capital Management a venture capital or private equity firm?
CSL Capital Management is a private equity firm. It backs companies at Series B, Series A and Late Stage (Series C+), writing tickets of $10-50 m.
Where is CSL Capital Management located?
CSL Capital Management is located in Houston, Texas, United States.
When was CSL Capital Management founded?
CSL Capital Management was founded in 2008.
What sectors and industries does CSL Capital Management invest in?
CSL Capital Management invests in companies and startups in Industrial, Marketing and Advertising, Software, Technology, Energy, CleanTech, Oil and Gas, Real Estate, Infrastructure, SaaS, Telecommunications.
What is CSL Capital Management geographical focus of investments?
CSL Capital Management invests in companies and startups in North America.
At what stages of companies and startups does CSL Capital Management typically invest in?
CSL Capital Management invests in companies and startups at Series B, Series A, Late Stage (Series C+).
What is the usual amount of CSL Capital Management investment?
CSL Capital Management usually invests $10-50 m on average.
What is the amount of assets of under management (AUM) for CSL Capital Management?
CSL Capital Management has around $2 000m assets under management.
When was CSL Capital Management last fund created?
CSL Capital Management last fund was created/launched in 2019-08-10
What are the contacts of CSL Capital Management?
CSL Capital Management can be reached through its website cslenergy.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 CSL Capital Management — 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 CSL Capital Management 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 CSL Capital Management directly instead of scraping this page. One subscription covers both the web app and machine access — see API & MCP.
When was the CSL Capital Management 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.