About WindBorne Systems
WindBorne Systems is a Technology company based in Stanford (United States) founded in 2017 by Kai Marshland and John Dean. Atmospheric data and weather forecasting are delivered via balloon networks. WindBorne Systems has raised $60.36 million across 4 funding rounds from investors including Khosla Ventures, Pear VC and Footwork. The company has 48 employees. Its chief executive, as recorded, is Paige Brown. Its website windbornesystems.com draws about 12 thousand monthly visits. Its focus areas include Enterprise Applications, Data as a Service, Environment and Weather Data. Its legal entity is WINDBORNE SYSTEMS, INC. Its competitors include Spire, Tomorrow.io and Clarasight; 3 of its 3 listed competitors have raised funding.
Company details
WindBorne Systems was founded in 2017 in Stanford, United States, within the weather forecasting and atmospheric data sector. A constellation of weather balloons is designed, built, and operated to gather altitude, magnitude, and environmental data. This enables predictions for events such as hurricanes and wildfires. Services are extended to users requiring precise atmospheric insights across various applications.
- Headquarters Stanford, United States
- Employees 48
- Founders Kai Marshland, John Dean
- SectorsTechnology
- Email••••••••
- Website windbornesystems.com
- Social LinkedIn X Instagram
- Legal Name Windborne Systems, Inc.
- Total Equity Funding$60.36M (USD)
in 4 rounds
- Latest Funding Round$37M (USD), Series B
Aug 2026
- InvestorsKhosla Ventures
& 10 more
- Employee Count48
Funding Insights of WindBorne Systems
WindBorne Systems has successfully raised a total of $60.36M across 4 strategic funding rounds. The most recent funding activity was a Series B round of $37 million completed in August 2026. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $60.36M
- Total Rounds 4
- Last Round Series B — $37M
- Investors Count 11
All 4 funding rounds of WindBorne Systems with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Aug 2026 | $37M | Series B | – | Khosla Ventures, Galvanize | |
| May 2024 | $15M | Series A | – | Khosla Ventures | |
| May 2023 | $8.36M | Seed | – | Footwork | |
| Jun 2019 | Seed | – | Ubiquity Ventures, Khosla Ventures | – |
11 investors in total: 11 institutional.
Investors in WindBorne Systems
WindBorne Systems has secured backing from 11 investors, including venture fund and institutional investors. Prominent investors backing the company include Khosla Ventures, Pear VC and Footwork.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Early-stage startups are funded by this venture capital firm. | 2004 | khoslaventures.com | Menlo Park, United States | |
Early-stage venture capital investments are provided by Footwork. | 2021 | footwork.vc | San Francisco, United States | |
Seed & early stage VC firm investing the US | 2013 | pear.vc | San Francisco, United States | |
Convective Capital is focused on funding wildfire solution startups. | convectivecapital.com | San Francisco, United States | ||
Sector-agnostic early-stage investments are made by Ubiquity Ventures family office. | ubiquity.vc | Palo Alto, United States | ||
Venture capital firm investing in early-stage companies across fintech, healthcare, and multiple sectors | susaventures.com | San Francisco, United States | ||
Early-stage investments are provided to startups by repeat founders. | jetstream.io | San Francisco, United States | ||
Harvest Ventures is focused on early-stage fintech investments. | 2021 | harvest.ventures | Calgary, Canada | |
| translinkcapital.com | ||||
| luxcapital.com |
Investor details for WindBorne Systems
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
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People of WindBorne Systems
13 people are tracked at WindBorne Systems (8 in leadership, 5 in team); the tracked headcount is 48.
| Name | Role | Group |
|---|---|---|
Paige Brown | Co -founder & CEO | Leadership |
Kai Marshland | Co-Founder & CPO | Leadership |
John Dean | Co-Founder | Leadership |
Karen Ye | Chief Of Staff And Business Strategy | Leadership |
Andrey Sushko | CTO | Leadership |
Jason Liu | CFO | Leadership |
Todd Hutchinson | Director of Meteorology | Leadership |
Paul D. Drewniak | Head of Global Business Development | Leadership |
Michal Adamkiewicz | RnD Engineer | Team |
Sarah Brennan | Electrical Engineering Lead | Team |
Joan C. | Engineer | Team |
Max Emrich | Product Engineer | Team |
Davy Ragland | Atlas Software Lead | Team |
Complete people profiles for WindBorne Systems
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Timeline of WindBorne Systems
3 dated milestones of WindBorne Systems across 9 years, from founding to its latest funding, stage changes and deals.
- Founded WindBorne Systems is founded.
- Funding First funding round.
- Funding Latest funding round, Series B, of $37.0M.
Competitors of WindBorne Systems
WindBorne Systems has 3 listed competitors in our database, 3 of them funded. They include Spire, Tomorrow.io and Clarasight.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| spire.com | 2012 | San Francisco, United States | $272.59M | 447 | Cloud, AI, and satellite-based data analytics solutions are developed. | |
| tomorrow.io | 2016 | Boston, United States | $425M | 115 | Weather intelligence and forecasting solutions are provided for industries. | |
| clarasight.com | 2021 | New York, United States | $9.61M | Cloud based carbon data management and analysis software |
Detailed competitors of WindBorne Systems
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Web traffic of WindBorne Systems
The website of WindBorne Systems (windbornesystems.com) receives about 12K visits a month.
- Monthly visits12K
▼ 13.3% vs previous month
Websites whose visitors overlap most with WindBorne Systems. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
jobs.ashbyhq.com | jobs.ashbyhq.com | 100% | #4,138 | – | |
jobs.lever.co | jobs.lever.co | 60% | #4,880 | – | |
| simplify.jobs | 58% | 1.6M | #31,560 | View details | |
| indeed.com | 57% | 416.4M | #70 | View details |
Top companies in Data as a Service
3 companies that operate in the same segment as WindBorne Systems (Data as a Service) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Financial data and investment advisory tools are offered online. | 1984 | Chicago, Illinois, United States | USD 91 M | USD 351.25 K | 6 | |
Contact databases and sales intelligence are supplied to businesses. | 2000 | Vancouver, Washington, United States | USD 32 M | USD 1.25 B | 3,510 | |
Cloud-based satellite imagery data and analytics solutions are provided. | 2010 | San Francisco, California, United States | USD 601.59 M | USD 307.73 M | 1,749 |
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Related news about Windborne Systems
Complete news archive for WindBorne Systems
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Frequently Asked Questions about WindBorne Systems
WindBorne Systems was founded in 2017 and raised its 1st funding round 2 years after it was founded.
WindBorne Systems is headquartered in Stanford, United States. It is registered at Stanford, California, United States.
Paige Brown is the CEO of WindBorne Systems, as recorded in our data.
WindBorne Systems is a funded company, having raised a total of $60.36M across 4 funding rounds to date.
WindBorne Systems has 48 employees.
WindBorne Systems was founded in 2017 in Stanford, United States, within the weather forecasting and atmospheric data sector. A constellation of weather balloons is designed, built, and operated to gather altitude, magnitude, and environmental data. This enables predictions for events such as hurricanes and wildfires. Services are extended to users requiring precise atmospheric insights across various applications.
WindBorne Systems's top competitors include Tomorrow.io, Spire and Clarasight.
WindBorne Systems has 11 investors. Key investors include Khosla Ventures, Pear VC, Footwork, Convective Capital, and Ubiquity Ventures.
WindBorne Systems operates through Windborne Systems, Inc..