# SLB

> SLB is a VC fund in Houston backing Energy and Manufacturing. See 43 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Houston, United States
- Total investments: 43
- Last investment: Jun 2025
- Lead investor: 33%
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/company/schlumberger
- X (Twitter): http://twitter.com/Schlumberger
- Website: https://www.slb.com
- Facebook: https://www.facebook.com/WeAreSLBGlobal

SLB is an oilfield services company. They supply products and services from seismic acquisition and processing to formation evaluation, well testing, directional drilling, cementing, artificial lift, consulting, software, and information management. They also provide similar products and services for the groundwater industry.

## Contacts

5 contacts available for SLB. Shizune tracks 11 team members at SLB. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/schlumberger?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Series A | $10M–$100M |
| Series B | $7M–$60M |
| Series C | $12M–$105M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 9 | 21% |
| Manufacturing | 7 | 16% |
| Oil and Gas | 5 | 12% |
| Renewable Energy | 5 | 12% |
| Robotics | 4 | 9% |

54 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series B | 10 | 23% |
| Series A | 7 | 16% |
| Series C | 5 | 12% |
| Funding Round | 4 | 9% |
| Series D | 3 | 7% |

12 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 17 | 40% |
| United Kingdom | 4 | 9% |
| Canada | 1 | 2% |
| Norway | 1 | 2% |
| Belgium | 1 | 2% |

7 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Ashok Belani | CTO | 4 | https://shizune.co/investors/profile/ashok-belani |
| Hinda Gharbi | President | 0 | https://shizune.co/investors/profile/hinda-gharbi |
| Juan José Rojas | Rig IT Infrastructure Engineer | 0 | https://shizune.co/investors/profile/juan-jos%C3%A9-rojas |
| Marwan Moufarrej | President | 0 | https://shizune.co/investors/profile/marwan-moufarrej |
| Olivier Le Peuch | Vice President & Chief Executive Officer | 0 | https://shizune.co/investors/profile/olivier-le-peuch |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| John Cockerill Hydrogen | John Cockerill Hydrogen is a major global company that specializes in green hydrogen technology, particularly innovative alkaline electrolysers used to produce hydrogen. | $134.7M |  | Jun 24, 2025 |  |
| RayGen | RayGen is an Australian technology business with world-leading capability in the next generation of solar power and electricity storage. RayGen’s Solar Power Plant makes renewable energy available on demand with the lowest cost, long duration solar plus storage solution. The Solar Power Plant provides utility-scale, time-shifting energy storagewith synchronous generation of high-quality power. The system can also be flexibly located and installed where the grid requires. The Solar Power Plant consists of RayGen’s proprietary PV Ultra (solar cogeneration) and Thermal Hydro (electro-thermal storage) technologies. RayGen has a highly capable and experienced team of 30 employees in engineering, manufacturing, operations and sales. RayGen has built and sold 1MWAC (3MW cogeneration) PV Ultra projects, supported by power purchase agreements. RayGen develops and manufactures its high-efficiency solar modules at its 25MWAC manufacturing facility in Melbourne, Victoria. RayGen has received support from the Australian Renewable Energy Agency (ARENA) and the Victorian Government’s New Energy Jobs Fund. Learn more at RayGen.com | $78M | Series D | Apr 09, 2025 |  |
| ILiAD Technologies | ILiAD Technologies is a private direct lithium extraction (DLE) technology firm. ILiAD Technology platform is a proprietary breakthrough technology that combines a superior lithium selective adsorbent with continuous countercurrent bed processing to deliver a one-of-a-kind, patented solution capable of concentrating and treating a wide range oflithium-laden brines under a variety of conditions. |  | Corporate Round | Jul 31, 2024 |  |
| John Cockerill Hydrogen | John Cockerill Hydrogen is a major global company that specializes in green hydrogen technology, particularly innovative alkaline electrolysers used to produce hydrogen. | $250.9M | Venture - Series Unknown | Jun 03, 2024 |  |
| RayGen | RayGen is an Australian technology business with world-leading capability in the next generation of solar power and electricity storage. RayGen’s Solar Power Plant makes renewable energy available on demand with the lowest cost, long duration solar plus storage solution. The Solar Power Plant provides utility-scale, time-shifting energy storagewith synchronous generation of high-quality power. The system can also be flexibly located and installed where the grid requires. The Solar Power Plant consists of RayGen’s proprietary PV Ultra (solar cogeneration) and Thermal Hydro (electro-thermal storage) technologies. RayGen has a highly capable and experienced team of 30 employees in engineering, manufacturing, operations and sales. RayGen has built and sold 1MWAC (3MW cogeneration) PV Ultra projects, supported by power purchase agreements. RayGen develops and manufactures its high-efficiency solar modules at its 25MWAC manufacturing facility in Melbourne, Victoria. RayGen has received support from the Australian Renewable Energy Agency (ARENA) and the Victorian Government’s New Energy Jobs Fund. Learn more at RayGen.com | $32.9M | Series D | Apr 22, 2024 |  |
| Geminus AI | Geminus.AI provides reimaging industrial process design with artificial intelligence. | $13M | Series A | Jan 10, 2024 |  |
| Immaterial | Immaterial is a manufacture super-adsorbent nanomaterials which can dramatically reduce the cost of separating, storing, and transporting gas. |  | Series A | Sep 19, 2023 |  |
| The Exploration Company | The Exploration Company develops, manufactures, and operates modular and reusable spaceships called Nyx, designed for space stations near Earth and the Moon. Nyx can be refueled in orbit and utilizes green propellants. The company also provides an open-source operating system for these spaceships. | $43.9M | Series A | Feb 07, 2023 |  |
| The Exploration Company | The Exploration Company develops, manufactures, and operates modular and reusable spaceships called Nyx, designed for space stations near Earth and the Moon. Nyx can be refueled in orbit and utilizes green propellants. The company also provides an open-source operating system for these spaceships. | $44.1M | Series A | Feb 01, 2023 |  |
| QLM Technology | Quantum Light Metrology (QLM) is a Bristol, UK- based startup developing ultra-compact, high-precision quantum optical sensors. | $14.7M | Series A | Aug 01, 2022 |  |

10 of 43 investments shown.

## Co-investors
- [Saudi Aramco Energy Ventures](https://shizune.co/investors/profile/saev) — VC Fund, 5 deals together
- [Caterpillar Ventures](https://shizune.co/investors/profile/caterpillar-ventures) — VC Fund, 4 deals together
- [Razor's Edge Ventures](https://shizune.co/investors/profile/razors-edge-fund) — VC Fund, 4 deals together
- [GE Ventures](https://shizune.co/investors/profile/ge-ventures) — VC Fund, 3 deals together
- [Climate Investment](https://shizune.co/investors/profile/ogci-climate-investments) — VC Fund, 3 deals together
- [AeroVironment](https://shizune.co/investors/profile/aerovironment) — VC Fund, 2 deals together

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## FAQ

### What does SLB invest in?

SLB invests primarily in Energy, Manufacturing and Oil and Gas startups, most often at Series B and Series A stage. Most of the 43 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is SLB's check size?

SLB typically joins rounds of $10M–$100M at Series A, $7M–$60M at Series B and $12M–$105M at Series C. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds SLB participates in.

### How do I contact SLB?

Public channels for SLB include LinkedIn, X (Twitter) and 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 SLB?

The team at SLB includes Ashok Belani (CTO), Hinda Gharbi (President) and Juan José Rojas (Rig IT Infrastructure Engineer), among 11 team members tracked by Shizune. 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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