# White Deer Energy

> White Deer Energy is a VC fund in Houston backing Industrial and Oil and Gas. See 3 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Houston, United States
- Total investments: 3
- Last investment: Dec 2022
- Lead investor: 100%
- Last updated: Aug 2026
- Website: http://www.whitedeerenergy.com

White Deer Energy is a middle market, buy-and-build private equity fund focused on the exploration & production, oilfield service and equipment, and midstream sectors of the oil and gas industry. With $821 million in assets under management, White Deer Energy is a long-term investor of growth capital and targets equity investments of $50 to$100 million. From office locations in Houston and New York, the White Deer Energy team has the industry expertise and the capital to become an attractive partner for growing energy companies. White Deer Energy's team has a broad network of relationships in the energy and financial communities and a track record of creating value for their investors and their industry partners.

## Contacts

5 contacts available for White Deer Energy. Shizune tracks 5 team members at White Deer Energy. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/white-deer-energy?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Industrial | 2 | 67% |
| Oil and Gas | 2 | 67% |
| Manufacturing | 2 | 67% |
| Laser | 1 | 33% |
| Sales | 1 | 33% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Private Equity | 2 | 67% |
| Series A | 1 | 33% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Varun Babbili | Managing Director | 2 | https://shizune.co/investors/profile/varun-babbili-45e5 |
| Ben A. Guill | Co-Founder & Managing Partner | 0 | https://shizune.co/investors/profile/ben-a-guill |
| Erin Rathke | Chief Financial Officer | 0 | https://shizune.co/investors/profile/erin-rathke-8962 |
| Thomas Edelman | FOUNDING PARTNER | 0 | https://shizune.co/investors/profile/thomas-edelman |
| Thomas J. Edelman | Managing Partner | 0 | https://shizune.co/investors/profile/thomas-j-edelman |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| LongPath Technologies | LongPath Technologies is an oil and gas monitoring service company that provides laser-based natural gas infrastructure monitoring systems. LongPath's managed infrastructure offers unparalleled detection and coverage, delivering consistently accurate precision data customized to clients' needs. The mission is to empower operators toconfidently validate gas performance, enhancing operational credibility and promoting sustainable futures. | $22M | Series A | Dec 05, 2022 |  |
| Fortress Power | Fortress Power is a Pennsylvania-based global leader in lithium battery manufacturing. They’re highly experienced, expertly trained professionals with a passion for renewable energy. Their superior client service and dedication to affordable, premium energy storage products have made them industry leaders with experience serving both privateresidences and commercial enterprises. But they don’t just sell energy storage, they sell solutions. Unlike its competitors, Fortress Power is committed to providing its clients with top-performing energy storage solutions that are easily installed, safe, and consistently reliable. They pride themselves on bringing businesses and households energy storage products they can depend on, built from only the highest quality, highest powered lithium ferrite phosphate batteries. |  | Private Equity | Jan 10, 2022 |  |
| CUST-O-FAB | CUST-O-FAB has a history of providing comprehensive, high-quality, heat transfer equipment fabrication and on-site services to customers. |  | Private Equity |  |  |

3 of 3 investments shown.

## Co-investors
- [Buff Gold Ventures](https://shizune.co/investors/profile/buff-gold-ventures) — VC Fund, 1 deal together
- [LSV Advisors](https://shizune.co/investors/profile/lsv-advisors) — VC Fund, 1 deal together
- [MB Energy Partners](https://shizune.co/investors/profile/mb-energy-partners) — VC Fund, 1 deal together
- [ProFrac Services](https://shizune.co/investors/profile/profrac-services) — VC Fund, 1 deal together
- [Williams](https://shizune.co/investors/profile/williams) — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Foresight Group](https://shizune.co/investors/profile/foresight-group) — VC Fund
- [YFM Equity Partners](https://shizune.co/investors/profile/yfm-equity-partners) — VC Fund
- [Fondaction](https://shizune.co/investors/profile/fondaction) — VC Fund

## FAQ

### What does White Deer Energy invest in?

White Deer Energy invests primarily in Industrial, Oil and Gas and Manufacturing startups, most often at Private Equity and Series A stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact White Deer Energy?

Public channels for White Deer Energy include the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### Who are the partners at White Deer Energy?

The team at White Deer Energy includes Varun Babbili (Managing Director), Ben A. Guill (Co-Founder & Managing Partner) and Erin Rathke (Chief Financial Officer). The Team section lists each member with their title, investment count and links.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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