# CSL Capital Management

CSL Capital Management is a Private Equity based in Houston, United States.

## Overview

- **Organization type:** Private Equity
- **Headquarters:** Houston, United States
- **Region:** North America
- **Address:** 440 Louisiana Street, Suite 1050, Houston, TX 77002, United States
- **Founded:** 2008
- **Assets under management:** Undisclosed
- **Website:** www.cslenergy.com
- **LinkedIn:** https://www.linkedin.com/company/csl-energy-fund-lp

## Regulatory record

- **CRD number:** 158340
- **SEC file number:** 801-73935
- **Registration status:** APPROVED
- **Latest Form ADV filing:** 2026-03-27T05:00:00.000Z
- **Reports private funds:** Yes
- **Private funds reported:** 0
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/158340

## About

CSL Capital Management is an SEC-registered investment adviser in Houston, TX, registered since 2012. The firm manages $145 million in assets. It has 8 employees and 4 investment advisers.

## Sectors

- Energy Transition & Renewables
- Industrial Tech
- Infrastructure

## Questions

### What does CSL Capital Management actually invest in?

CSL focuses entirely on energy services, equipment, and technology businesses. The firm looks for companies that already serve the energy sector or can be repositioned to do so using CSL's domain network. This excludes upstream E&P, midstream infrastructure ownership, and pure-play renewable generation unless those businesses fit the services-and-equipment lens. The firm publicly states its preference for thesis-driven opportunities rather than auction processes.

### How does CSL source deal flow?

CSL points to long-standing customer relationships in key US basins and an international contact network as its primary origination engine. The firm's leadership — though unnamed publicly — operates with what the firm calls deep sector knowledge and a hands-on approach. Unlike generalist firms that depend on intermediaries, CSL's model relies on domain connections to surface opportunities that often don't reach broad auction processes, particularly in emerging markets where they have existing relationships.

### How much capital has CSL deployed?

CSL has not disclosed assets under management, total deployment, or committed capital to any publication or data provider. The firm's website describes check-size ranges of $5 million to $100 million for private equity and $500,000 to $5 million for venture, and confirms participation in deals with enterprise values as high as $900 million, but no aggregate figure is publicly available.

## Related profiles

- [Crystal Partners](https://altss.com/profile/crystal-partners)
- [Cura Investment](https://altss.com/profile/cura-investment)

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Last updated: 2026-06-03T20:00:00.000Z

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