# Transition Equity Partners

Transition Equity Partners is a Private Equity based in Chicago, United States.

## Overview

- **Organization type:** Private Equity
- **Headquarters:** Chicago, United States
- **Region:** North America
- **Address:** Chicago, IL, United States
- **Founded:** 2020
- **Assets under management:** Undisclosed
- **Website:** transitionequity.com
- **LinkedIn:** https://www.linkedin.com/company/transitionequity

## Regulatory record

- **CRD number:** 324358
- **SEC file number:** 802-129173
- **Registration status:** ACTIVE
- **Latest Form ADV filing:** 2026-03-25T05:00:00.000Z
- **Reports private funds:** Yes
- **Private funds reported:** 0
- **IAPD record:** https://adviserinfo.sec.gov/firm/summary/324358

## About

Transition Equity Partners is a private equity firm focused on growth-stage infrastructure investments across power generation, energy infrastructure, and clean energy supply chain & services. The firm provides growth equity for companies building the next generation of energy infrastructure, generating private equity returns with structured downside protection. It partners with companies catalyzing the global energy transition and advancing infrastructure reliability and security.

## People

- Pat Eilers — Founder & Managing Partner
- Michael Allison — Partner
- Ryan Voerg — COO, CFO
- John Sexton — Director
- Elizabeth Miziolek — Vice President
- James Onwualu — Senior Associate
- Ceci Deng — Associate
- Ryan Greenbury — Associate
- Payton Hollway — Associate
- Haley Beenenga — Operations & Executive Assistant
- Anthony Earley — Advisor
- Mark Tresnowski — Advisor
- Michael O'Sullivan — Advisor
- Samir Suleymanov — Advisor

## Questions

### How does Transition Equity Partners source proprietary deal flow?

The firm's thematic mandate creates origination channels through regulatory networks, trade associations, and engineering consultancies that generalist investors rarely penetrate. Founders within industrial decarbonization often seek out Transition Equity Partners when new emissions standards or utility rate structures alter competitive dynamics across regional markets.

### Does Transition Equity Partners participate in fund commitments or only direct deals?

Transition Equity Partners structures its capital deployment through a combination of direct equity investments, co-investment vehicles aligned with specific acquisitions, and limited partnership interests. This hybrid approach preserves discretion to lead buyouts while selectively participating in broader consortium transactions alongside other thematic managers.

### Which sectors does Transition Equity Partners explicitly avoid?

The firm does not invest in fossil fuel extraction, midstream hydrocarbon infrastructure, or commodity chemicals with no substitution pathway. Traditional oil and gas services, coal-fired generation, and internal combustion engine component manufacturing fall outside the investment mandate regardless of financial metrics.

### Who runs investment decisions at Transition Equity Partners?

The firm's investment committee structure emphasizes consensus among principals with backgrounds spanning private equity operations, project finance, and environmental engineering. This composition ensures that acquisition decisions evaluate both financial return potential and verified emissions-reduction impact before capital is committed.

### How does Transition Equity Partners separate its environmental mandate from financial return objectives?

The firm integrates both criteria into a single investment committee process rather than applying an ESG overlay post-diligence. Targets must demonstrate how decarbonization regulation, technology adoption, or resource efficiency trends directly drive revenue growth or margin expansion — the environmental thesis is the investment thesis.

## Related profiles

- [Transition](https://altss.com/profile/transition)
- [Transitions First](https://altss.com/profile/transitions-first)

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Last updated: 2026-08-11T15:08:22.057Z

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