Justin Stevens
Founder and CEO @ Overlap Holdings
New York, United States
Justin Stevens is a Series A investor at Overlap Holdings in New York focused on Software and Fuel. Justin Stevens is the Founder and CEO of Overlap Holdings, an advisor at Impact America Fund, and a former Senior Partner at Apollo. He attended Cornell University.
- Total investments:
- 4
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Justin Stevens invests in
Stages Justin Stevens invests in
Countries Justin Stevens invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Software 2 (50%)
- Fuel 1 (25%)
- Water 1 (25%)
- Sensor 1 (25%)
- Big Data 1 (25%)
Stage
- Series A 2 (50%)
- Seed 1 (25%)
- Pre-Seed 1 (25%)
Country
- United States 2 (50%)
- Spain 1 (25%)
- The Netherlands 1 (25%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Efficient Computer develops processor technology focused on improving energy efficiency for compute-intensive workloads. The company designs general-purpose processors and computing architectures that aim to reduce power consumption while maintaining performance across embedded and edge applications. Its technology is built to support artificialintelligence, signal processing, and other demanding tasks within constrained power environments. Efficient Computer provides hardware platforms and related tools that enable device manufacturers and developers to integrate energy-efficient processing into their products. The company’s offerings address applications where performance per watt is a key design consideration. | $60M / Series A / Feb 18, 2026 | ||
| XFuel is a fuel company that provides green and clean fuels to distributors and consumers. The company was founded in 2010 and is based in Palma de Mallorca, Baleares. | $20M / Series A / Jan 27, 2026 | ||
| Hohonu provides sensors and software that deliver water level data and insights. They compare real-time water levels against defined thresholds to inform actions like closing roads, moving cars, or alerting the community. They provide solutions for site selection, sensor deployments, sensor calibrations, maintenance, and data delivery. | $1.8M / Pre-Seed / Apr 04, 2023 | ||
| Overstory combines AI and advanced satellite imagery to help electric utilities pinpoint and prioritize vegetation risks before they materialize. With Overstory's vegetation intelligence, transmission and distribution operators can make smarter decisions about the vegetation around their power corridors, optimizing resources and improvingoperational efficiency. This helps prevent outages, reduce wildfire risks, and accelerate the transition to a safer, more resilient grid. | $3.8M / Seed / Nov 05, 2021 |
Co-Investors
About Overlap Holdings
Overlap Holdings is a holding company.
Overlap Holdings Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Justin Stevens
Founder and CEO
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FAQ
What does Justin Stevens invest in?
Justin Stevens invests primarily in Software, Fuel and Water startups, most often at Series A and Seed stage. Most of the 4 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 Justin Stevens?
Public channels for Justin Stevens include LinkedIn and X (Twitter). 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.
When did Justin Stevens last invest?
The most recent investment recorded for Justin Stevens closed in Feb 2026. Shizune tracks 4 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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