Marianne Wu
Managing Director @ 40 North Ventures
San Francisco, United States
Marianne Wu is a secondary market investor at 40 North Ventures in San Francisco focused on Software and Hardware. Marianne Wu is the President of GE Ventures. Previously Ms Wu was a Partner at MDV where she focuses on Cleantech investments. These typically involve significant technology or business model breakthroughs applied to large, evolving markets such as solar, biofuels and chemicals, clean coal, energy efficiency and water treatment and management.She leverages a decade of technology development and business experience to help entrepreneurs build meaningful, successful businesses. At MDV, she works closely with a number of the portfolio companies including ZeaChem and Catilin.Prior to joining MDV, Marianne was VP Marketing at ONI Systems where she was responsible for product strategy and market development. Earlier in her career, Marianne was a consultant at McKinsey and Company where she advised major technology clients on strategic and operational issues. Marianne has conducted state-of-the-art research in materials, devices, and systems at Stanford University and started her career as a design engineer at Nortel Networks where she developed high-speed networking technologies.She is a member of the Hua Yuan Science and Technology Association (HYSTA) VC Group, Environmental Entrepreneurs, and is on the Advisory Committee of the Western Governors' Association.Marianne earned both her doctoral and master's degrees from the School of Engineering at Stanford University and her bachelor's in Applied Science at the University of British Columbia.
- Total investments:
- 22
- Last investment:
- Lead investor:
- 59%
Last updated:
For AI agents: llms.txt
Industries Marianne Wu invests in
Stages Marianne Wu invests in
Countries Marianne Wu invests in
Contacts
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Investment Focus
Industry
- Software 8 (36%)
- Hardware 4 (18%)
- Automotive 3 (14%)
- 3D Printing 3 (14%)
- Manufacturing 3 (14%)
Stage
- Secondary Market 11 (50%)
- Series A 3 (14%)
- Series B 3 (14%)
- Series C 2 (9%)
- Seed 1 (5%)
Investments
| Company | Description | Round | Links |
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Pano offers hardware and software technology solutions for fire professionals to detect threats. Pano provides tools to the government, utilities, insurers, and private landowners in order to mitigate wildfire threats and protect lives, property, and the environment. Pano is a unified enterprise solution that combines cutting-edge hardware,artificial intelligence, and software. | $44M / Series B / Jun 16, 2025 | |
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Raptor Maps is the leading provider of lifecycle management software for the solar industry. We support portfolio owners, asset managers, O&M providers, EPC contractors, and independent engineers with software solutions that enable organization and asset efficiency. Raptor Maps enable solar companies to increase performance, reduce costs, andstandardize & compare solar PV assets across a portfolio. | $35M / Series C / Dec 10, 2024 | |
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Pano offers hardware and software technology solutions for fire professionals to detect threats. Pano provides tools to the government, utilities, insurers, and private landowners in order to mitigate wildfire threats and protect lives, property, and the environment. Pano is a unified enterprise solution that combines cutting-edge hardware,artificial intelligence, and software. | $17M / Series A / Jul 10, 2023 | |
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Ebb Carbon works on a reverse electrochemical ocean deacidification process that captures CO2 from the atmosphere. It delivers a new method of carbon removal that uses electrochemistry to enhance the ocean’s natural ability to safely store CO2 while reducing ocean acidity. Its approach has the potential to be one of the safest, most scalable, andmost affordable ways to remove excess CO2 from the atmosphere. | $20M / Series A / Apr 20, 2023 | |
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Pano offers hardware and software technology solutions for fire professionals to detect threats. Pano provides tools to the government, utilities, insurers, and private landowners in order to mitigate wildfire threats and protect lives, property, and the environment. Pano is a unified enterprise solution that combines cutting-edge hardware,artificial intelligence, and software. | $20M / Series A / Sep 19, 2022 | |
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Raptor Maps is the leading provider of lifecycle management software for the solar industry. We support portfolio owners, asset managers, O&M providers, EPC contractors, and independent engineers with software solutions that enable organization and asset efficiency. Raptor Maps enable solar companies to increase performance, reduce costs, andstandardize & compare solar PV assets across a portfolio. | $22M / Series B / Apr 13, 2022 | |
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Fictiv is the operating system (OS) for custom manufacturing that makes it faster, easier, and more efficient to source and supply mechanical parts. Their platform helps to source custom mechanical components and offers various manufacturing services, including 3D printing, CNC machining, and injection molding. They connect businesses with a globalnetwork of manufacturing partners to streamline the process of sourcing and producing parts, aiming to accelerate time to market and reduce costs. | $35M / Series D / Feb 17, 2021 | |
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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. | $44M / Series B / Oct 14, 2020 | |
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Everactive's custom ultra-low-power chips enable completely battery-less wireless sensors that form the foundation of end-to-end IoT data services. The company technology allows for low cost, long-lived, and intelligent instrumentation of industrial operations. Its end-to-end solutions are built upon innovative advances in ultra-low-powercircuit design and wireless communication that enable the company to power its Eversensors exclusively from harvested energy. The company also creates networking and cloud software to provide a service focused on providing customers with valuable insights from generated and self-sustaining data streams.The company was founded on 2012 and is based in Santa Clara, California. | $35M / Series C / Sep 09, 2020 | |
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Raptor Maps is the leading provider of lifecycle management software for the solar industry. We support portfolio owners, asset managers, O&M providers, EPC contractors, and independent engineers with software solutions that enable organization and asset efficiency. Raptor Maps enable solar companies to increase performance, reduce costs, andstandardize & compare solar PV assets across a portfolio. | $5M / Series A / Aug 26, 2020 | |
| See all 22 investments → | |||
Co-Investors
About 40 North Ventures
40 North Ventures is 40 North’s early-to-growth stage venture capital fund focused on technologies in the industrial sector that enable businesses to be more data-driven, agile, consumer-centric and environmentally sustainable.
40 North Ventures Contacts
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Marianne Wu
Managing Director
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Ben Sampson
Principal
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FAQ
What does Marianne Wu invest in?
Marianne Wu invests primarily in Software, Hardware and Automotive startups, most often at Secondary Market and Series A stage. Most of the 22 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 Marianne Wu?
Public channels for Marianne Wu include LinkedIn. 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 Marianne Wu last invest?
The most recent investment recorded for Marianne Wu closed in Jun 2025. Shizune tracks 22 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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