# Ira Ehrenpreis

> Ira Ehrenpreis is a Series A investor at DBL Partners backing Hardware and Software. See 14 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [DBL Partners](https://shizune.co/investors/profile/dbl-investors)
- Location: San Francisco, United States
- Total investments: 14
- Last investment: Jun 2025
- Lead investor: 36%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/iraehrenpreis
- X (Twitter): https://twitter.com/IraEhrenpreis
- Website: https://x.com/IraEhrenpreis
- Facebook: https://www.facebook.com/iraehrenpreis

Ira Ehrenpreis is a Series A investor at DBL Partners in San Francisco focused on Hardware and Software. Ira Ehrenpreis is based out of San Francisco, California and is the Founder and Managing Partner of DBL Partners and also currently works as an Investor for SpaceX. Ira previously worked at The National Venture Capital Association as a Board, Executive Committee, and Annual Meeting Chairman. Ira Ehrenpreis attended the University of California, LosAngeles. Ira Ehrenpreis has been awarded the 2018 NACD Directorship 100.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Hardware | 2 | 14% |
| Software | 2 | 14% |
| Energy | 1 | 7% |
| Travel | 1 | 7% |
| Logistics | 1 | 7% |

25 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 3 | 21% |
| Series C | 3 | 21% |
| Series D | 2 | 14% |
| Series B | 1 | 7% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Fiber Global | Fiber Global creates building materials from reclaimed waste, focusing on sustainable, upcycled products for construction. | $20M | Series A | Jun 17, 2025 |  |
| R-Zero | R-Zero offers smart building technology that delivers real-time insights on optimizing indoor spaces to improve workforce productivity, predict real estate needs, and create operational efficiencies, including reducing energy costs. R-Zero’s smart building solutions include IAQ and comfort monitoring, high-efficiency HVAC filtration, spaceutilization sensors, occupancy-based building controls, and real estate performance analytics. R-Zero’s connected platform is easy-to-use, secure, and scalable, enabling owners, operators, and their tenants, to prepare their buildings for tomorrow's challenges. | $105M | Series C | Feb 16, 2023 |  |
| R-Zero | R-Zero offers smart building technology that delivers real-time insights on optimizing indoor spaces to improve workforce productivity, predict real estate needs, and create operational efficiencies, including reducing energy costs. R-Zero’s smart building solutions include IAQ and comfort monitoring, high-efficiency HVAC filtration, spaceutilization sensors, occupancy-based building controls, and real estate performance analytics. R-Zero’s connected platform is easy-to-use, secure, and scalable, enabling owners, operators, and their tenants, to prepare their buildings for tomorrow's challenges. | $105M | Series C | May 26, 2022 |  |
| Airspace | Airspace was created in 2016 to solve the problems that plagued time-critical deliveries. After more than a decade in logistics, Nick Bulcao teamed up with Ryan Rusnak to build the industry’s most technologically advanced platform in order to expedite deliveries, improve accuracy, and provide full transparency for critical shipments.Headquarteredin Carlsbad, California, Airspace has grown to over 200 members and counting. Their reach now extends overseas, where the Airspace B.V. office in Amsterdam supports their rapid international expansion. They serve a growing list of industries that rely on time-critical shipping, including healthcare, aerospace, and manufacturing.Airspace’s technology is revolutionizing the industry by automating a wildly outdated manual process. Proprietary algorithms and machine learning techniques provide instant quotes, optimized routing, and rapid driver dispatch. They are the only logistics company that pairs the most advanced technology with real-time communication on every shipment. | $70M | Series D | May 25, 2022 |  |
| Menlo Micro | Menlo Micro is the developer of the Ideal Switch, an electromechanical switch technology used to switch AC/DC and RF. The Ideal Switch can handle high temperatures and high-stress conditions and help in battery management, home automation, and instrumentation that enable clients to work with advanced products and deliver efficient outcomesusing high power.Menlo Micro was founded in 2016 and is headquartered in Irvine, California. | $150M | Series C | Mar 09, 2022 |  |
| R-Zero | R-Zero offers smart building technology that delivers real-time insights on optimizing indoor spaces to improve workforce productivity, predict real estate needs, and create operational efficiencies, including reducing energy costs. R-Zero’s smart building solutions include IAQ and comfort monitoring, high-efficiency HVAC filtration, spaceutilization sensors, occupancy-based building controls, and real estate performance analytics. R-Zero’s connected platform is easy-to-use, secure, and scalable, enabling owners, operators, and their tenants, to prepare their buildings for tomorrow's challenges. | $50M | Series B | Jun 16, 2021 |  |
| R-Zero | R-Zero offers smart building technology that delivers real-time insights on optimizing indoor spaces to improve workforce productivity, predict real estate needs, and create operational efficiencies, including reducing energy costs. R-Zero’s smart building solutions include IAQ and comfort monitoring, high-efficiency HVAC filtration, spaceutilization sensors, occupancy-based building controls, and real estate performance analytics. R-Zero’s connected platform is easy-to-use, secure, and scalable, enabling owners, operators, and their tenants, to prepare their buildings for tomorrow's challenges. | $15M | Series A | Sep 30, 2020 |  |
| Wheels | Wheels operates a shared electric mobility platform designed to revolutionize dockless mobility. The company's platform offers hybrid electric vehicles that are sleek in design with swappable parts, batteries and real-time dynamic maintenance upkeep with the built-in bluetooth speakers as well as charging point for phone, enabling users to getlow-cost, fun and comfortable ebikes to get around cities through the connection of a smartphone. | $50M | Series A | Apr 14, 2020 |  |
| Wheels | Wheels operates a shared electric mobility platform designed to revolutionize dockless mobility. The company's platform offers hybrid electric vehicles that are sleek in design with swappable parts, batteries and real-time dynamic maintenance upkeep with the built-in bluetooth speakers as well as charging point for phone, enabling users to getlow-cost, fun and comfortable ebikes to get around cities through the connection of a smartphone. | $50M | Series A | Oct 15, 2019 |  |
| Beamreach | Beamreach Solar is developing high-efficiency, low-cost, crystalline silicon solar cells and modules for photovoltaic (PV) electricity generation. | $70M | Series D | Aug 16, 2015 |  |

10 of 14 investments shown.

## Co-investors
- [Kleiner Perkins](https://shizune.co/investors/profile/kleiner-perkins-caufield-byers) — VC Fund, 5 deals together
- [World Innovation Lab](https://shizune.co/investors/profile/wil) — VC Fund, 5 deals together
- [Qualcomm Ventures](https://shizune.co/investors/profile/qualcomm-ventures) — VC Fund, 4 deals together
- [Bedrock](https://shizune.co/investors/profile/bedrock-capital) — VC Fund, 3 deals together
- [DAG Ventures](https://shizune.co/investors/profile/dag-ventures) — VC Fund, 3 deals together
- [Northgate Capital](https://shizune.co/investors/profile/northgate-capital) — VC Fund, 3 deals together

## About DBL Partners

VC Fund · San Francisco, United States

DBL Partners is an investment venture focused on companies that deliver high venture capital returns and economic benefits. DBL Partners uses venture capital to accelerate innovation in a way that positively affects an organization’s social impact, as well as its financial success. They believe these two drivers –positive social change and ahealthy financial performance– are inherently connected.DBL invests in and helps nurture outstanding entrepreneurs and companies in Cleantech, Information Technology, Sustainable Products and Services, and Healthcare.

5 contacts available at DBL Partners.

| Name | Title | Profile |
| --- | --- | --- |
| Carol Wong | Chief Administrative Officer | https://shizune.co/investors/profile/carol-wong |
| Carol Wong | Chief Administrative Officer | https://shizune.co/investors/profile/carol-wong-01f5 |
| Ira Ehrenpreis | Founder and Managing Partner | https://shizune.co/investors/profile/ira-ehrenpreis |
| Jake Harris | Principal | https://shizune.co/investors/profile/jake-harris-65ee |
| Lisa Hager­man | Director of Programs | https://shizune.co/investors/profile/lisa-hagerman |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Ira Ehrenpreis invest in?

Ira Ehrenpreis invests primarily in Hardware, Software and Energy startups, most often at Series A and Series C stage. Most of the 14 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Ira Ehrenpreis last invest?

The most recent investment recorded for Ira Ehrenpreis closed in Jun 2025. Shizune tracks 14 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 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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