Flume Ventures
VC Fund
Incline Village, United States
Flume Ventures is an operator-led firm built by entrepreneurs for entrepreneurs, redefining venture beyond the traditional playbook. Backed by the architects behind category-defining companies like Workday and Sun Microsystems, Flume partners with visionary founders to scale what’s next in technology. Our selective community of operators and investors provides the mentorship, insight, and network that bold ideas need to thrive.
- Total investments:
- 12
- Last investment:
- Lead investor:
- 8%
- Fund size:
- $81M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries Flume Ventures invests in
Stages Flume Ventures invests in
Countries Flume Ventures invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Round size
- Seed
- $8M–$24M
- Series A
- $28M–$100M
- Series B
- $60M–$234M
Investment Focus
Industry
- Artificial Intelligence 2 (17%)
- Grocery 1 (8%)
- Privacy 1 (8%)
- Internet 1 (8%)
- Security 1 (8%)
Stage
- Series A 4 (33%)
- Seed 2 (17%)
- Series B 2 (17%)
- Series C 1 (8%)
- Series H 1 (8%)
Country
- United States 5 (42%)
- Canada 1 (8%)
- El Salvador 1 (8%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Matthew Nordby
Founder and Managing Partner
|
Founder and Managing Partner | Total investments: 0 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| LLM Inference Hardware | $500M / Series C / Sep 10, 2026 | ||
| Heaviside Industries is a defense technology company that develops autonomous precision munitions for land, air, and sea systems. | $60M / Series B / Aug 12, 2026 | ||
| Hydra Host is a tool that provides cross-cloud capabilities to deploy and host apps across public cloud and private cloud providers. In addition to cross-cloud capabilities, Hydra offers high-level advisory, as well as expert implementation work with bespoke service engagements catered to client priorities. Whether security, resilience, orscale-focused. | $100M / Series A / Jun 15, 2026 | ||
| Heaviside Industries is a defense technology company that develops autonomous precision munitions for land, air, and sea systems. | $28M / Series A / May 11, 2026 | ||
| Parasail is an AI deployment networking company that provides AI products to builders and innovators for secure compute. | $32M / Series A / Apr 15, 2026 | ||
| LLM Inference Hardware | $233.9M / Series B / Feb 04, 2026 | ||
| GrubMarket develops a website where sellers can offer foods and other items at wholesale prices to customers. It offers products such as organic foods, vegetables, gluten-free foods, snacks, drinks, pantries, home goods, health and beauty products, baby and kids' products, pets, non-GMO foods, paleo foods, cholesterol-free, and no trans-fatfoods.GrubMarket also offers foods from local farms, fisheries, commercial kitchens, certified home kitchens, and restaurants. Mike Xu founded GrubMarket in 2014, with its headquarters in Newark in California with an additional office in San Francisco in California. | $50M / Series H / Feb 02, 2026 | ||
| 1Password is a secure, convenient password manager, providing businesses and families a safe way to share passwords, credit cards, and documents. It keeps important information secure with AES 256-bit encryption. With 1Password, users can keep all kinds of information easily organized with convenient categories and tags and find what they need witha customizable search.Founded in 2005, 1Password remembers and fills web forms with passwords, credit card information, and addresses—with a single click. It is focused on making security convenient and keeping customers happy. It is headquartered in Toronto, Ontario in Canada. | $100M / Secondary Market / Oct 10, 2025 | ||
| LLM Inference Hardware | $51.6M / Series A / Jul 28, 2025 | ||
| LLM Inference Hardware | $23.5M / Seed / Feb 11, 2025 | ||
| See all 12 investments → | |||
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FAQ
What does Flume Ventures invest in?
Flume Ventures invests primarily in Artificial Intelligence, Grocery and Privacy startups, most often at Series A and Seed stage. Most of the 12 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Flume Ventures invest in?
Flume Ventures typically joins rounds of $8M–$24M at Seed, $28M–$100M at Series A and $60M–$234M at Series B. These are whole funding-round sizes, not Flume Ventures's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Flume Ventures took part in.
How do I contact Flume Ventures?
Public channels for Flume Ventures include LinkedIn 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 Flume Ventures?
The team at Flume Ventures includes Matthew Nordby (Founder and Managing Partner). 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 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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