About Tomorrow.io
Tomorrow.io is an Environment company based in Boston (United States) founded in 2016 by Itai Zlotnik, Rei Goffer, and Shimon Elkabetz. Weather intelligence and forecasting solutions are provided for industries. It operates in the Environment and Technology sectors. Tomorrow.io has raised $425 million across 6 funding rounds from investors including RTX, Lloyd’s and HarbourVest Partners. The company has 229 employees. Tomorrow.io was last valued at $1 billion in May 2026. Its chief executive, as recorded, is Shimon Elkabetz. Its website tomorrow.io draws about 319 thousand monthly visits. Tomorrow.io offers products and services including Resilience Platform, Weather API, and Consumer App. Its focus areas include Environment Tech, Air Pollution Management Tech, Weather Forecasting and Sustainability Tech. Its legal entity is CLIMACELL INC. Its competitors include Perry Weather, AccuWeather and Weather Decision Technologies; 2 of its 3 listed competitors have raised funding.
Company details
Tomorrow.io was founded in 2016 in Boston, United States, within the weather technology sector. Hyper-accurate weather data, satellite products, and forecasting tools are delivered through its platform to support industries in decision-making and risk management. Real-time, historical, and predictive weather information is included, along with a weather API for application integration. Operations focus on enhancing resilience against weather challenges across various geographies.
- Headquarters Boston, United States
- Employees 229
- Founders Itai Zlotnik, Rei Goffer, Shimon Elkabetz
- Stage Unicorn
- SectorsEnvironmentTechnology
- Website category Computers Electronics and Technology · Programming and Developer Software
- Email••••••••
- Phone•••• ••••
- Website tomorrow.io
- Social LinkedIn X Facebook Instagram
- Legal Name Climacell Inc.
- Total Equity Funding$425M (USD)
in 6 rounds
- Latest Funding Round$35M (USD), Series F
May 2026
- InvestorsRTX
& 27 more
- Employee Count229
Products & Services of Tomorrow.io
Tomorrow.io offers a comprehensive portfolio of products and services, including Resilience Platform, Weather API, and Consumer App.
Platform for weather data and decision-making tools
API delivering hyper-accurate weather forecasts and insights
App for personal hyperlocal weather updates and alerts
Funding Insights of Tomorrow.io
Tomorrow.io has successfully raised a total of $425M across 6 strategic funding rounds. The most recent funding activity was a Series F round of $35 million completed in May 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 $425M
- Total Rounds 6
- Last Round Series F — $35M
- Investors Count 28
All 6 funding rounds of Tomorrow.io 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 |
|---|---|---|---|---|---|
| May 2026 | $35M | Series F | – | – | |
| Feb 2026 | $175M | Series F | – | Stonecourt Capital, HarbourVest Partners | – |
| Sep 2023 | Series E | – | Activate Capital | ||
| Jun 2023 | $87M | Series E | – | Activate Capital | |
| Mar 2021 | $77M | Series D | – | Stonecourt Capital | |
| Jun 2017 | Seed | – | Square Peg Ventures | – |
| Date | Valuation | Stage |
|---|
Full valuation and stage history of Tomorrow.io
Every valuation point, the growth-stage changes (minicorn, soonicorn, unicorn) and the dates behind them require an active premium plan.
- All valuation points
- Stage changes
- Dates
- Exports
Verified entity values are shown only after access is granted.
Last known valuation $1B (May 2026). 28 investors in total: 28 institutional.
Investors in Tomorrow.io
Tomorrow.io has secured backing from 28 investors, including venture fund and institutional investors. Prominent investors backing the company include RTX, Lloyd’s and HarbourVest Partners.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Investments are directed toward clean energy, mobility, and industry sectors. | activatecap.com | San Francisco, United States | ||
Investments are directed toward early and mid-stage tech startups. | lumir.vc | Melbourne, Australia | ||
Venture capital fund investing in seed & early-stage startups | squarepeg.vc | Clifton Park, United States | ||
Canaan is recognized as an early-stage venture capital firm. | 1987 | canaan.com | San Francisco, United States | |
Software startups are invested in by Clearvision Ventures. | clearvisionventures.com | Menlo Park, United States | ||
Early-stage venture capital is provided to travel and hospitality startups. | 2016 | jetblueventures.com | San Carlos, United States | |
Venture capital investments in tech and healthtech sectors through dedicated funds. | pitango.com | |||
Early-stage space-tech startups are invested in by Seraphim. | 2006 | seraphim.vc | London, United Kingdom | |
North American private equity investments are managed by Stonecourt Capital. | stonecourtlp.com | New York, United States | ||
Venture capital investment and entrepreneur support services. | hcp.com |
Investor details for Tomorrow.io
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
People of Tomorrow.io
67 people are tracked at Tomorrow.io (27 in leadership, 9 in board & advisors, 31 in team); the tracked headcount is 229.
| Name | Role | Group |
|---|---|---|
Itai Zlotnik | CCO, Co-Founder | Leadership |
Rei Goffer | Co-Founder & CSO | Leadership |
Shimon Elkabetz | Co-Founder & CEO | Leadership |
Leigha Kemmett | Chief Financial Officer & COO | Leadership |
Ameet Chen Zion | Director Of Finance | Leadership |
Osnat Barak | Chief of People, Operations & Culture | Leadership |
Effie Arditi | Chief Product Officer | Leadership |
Moti Karmona | Chief Product & Engineering Officer | GM Israel | Leadership |
Arun Chawla | Chief Weather Officer | Leadership |
Jonathan S Draluck | Chief Legal Officer | Leadership |
Billy Claflin | Director Of Enterprise Sales - Logistics And Transportation | Leadership |
Zeev Blumentzvaig | Director Of Engineering | Leadership |
Marie Rose Muir | Vice President Operations | Leadership |
Erik Stromberg | Director, Space & Hardware Systems | Leadership |
Yarden Lapidot | Director Of People & Culture | Leadership |
Kelly Peters | VP Of Marketing | Leadership |
Thomas Cavett | VP Of Government Affairs And Strategy | Leadership |
Matthew O'Meara | Senior Director Of Sales | Leadership |
Shiran Shevach | Director Of Product Design | Leadership |
Maya Chalamish | Director Of Product Management | Leadership |
47 more people are available in the full profile.
Complete people profiles for Tomorrow.io
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
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- Team structure
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- Professional contacts
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Timeline of Tomorrow.io
4 dated milestones of Tomorrow.io across 10 years, from founding to its latest funding, stage changes and deals.
- Founded Tomorrow.io is founded.
- Funding First funding round.
- Milestone Reaches Unicorn status.
- Funding Latest funding round, Series F, of $35.0M.
Competitors of Tomorrow.io
Tomorrow.io has 3 listed competitors in our database, 2 of them funded. They include Perry Weather, AccuWeather and Weather Decision Technologies.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| perryweather.com | 2012 | Dallas, United States | $21.25M | 11 | Mobile weather forecasting app is provided to users. | |
| accuweather.com | 1962 | State College, United States | Operates a digital hub delivering weather information and forecasting solutions. | |||
| wdtinc.com | 2000 | Norman, United States | $19.8M | Weather forecasting support systems are provided for various applications. |
Detailed competitors of Tomorrow.io
The full competitor set, operating metrics and side-by-side benchmarks require an active premium plan.
- Full competitor set
- Operating metrics
- Benchmarks
- Competitive positioning
Verified entity values are shown only after access is granted.
Web traffic of Tomorrow.io
The website of Tomorrow.io (tomorrow.io) receives about 319.5K visits a month and ranks #169,289 among all websites worldwide, #3,826 in Programming and Developer Software.
- Monthly visits319.5K
▲ 23.4% vs previous month
- Unique visitors115.4K
per month
- Global rank#169,289
among all websites
- Category rank#3,826
Computers Electronics and Technology · Programming and Developer Software
- Bounce rate38%
- Pages per visit2.5
- Average visit1 min 22 sec
- DevicesDesktop 39% · Mobile 61%
Websites whose visitors overlap most with Tomorrow.io. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
weatherapi.com | weatherapi.com | 100% | #128,847 | – | |
| open-meteo.com | 98% | 413.6K | #85,862 | View details | |
| visualcrossing.com | 96% | 232.6K | #204,524 | View details | |
| weatherstack.com | 96% | #490,083 | View details | ||
openweathermap.org | openweathermap.org | 93% | #40,043 | – | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 40 similar websites and full traffic analytics for Tomorrow.io
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 40 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Top companies in Pollution & Air Quality Systems
3 companies that operate in the same segment as Tomorrow.io (Pollution & Air Quality Systems) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Platform for enterprise sustainability measurement, reporting, and action is provided. | 2019 | San Francisco, California, United States | USD 184.96 M | 647 | ||
Carbon dioxide is converted into products via renewable energy technology. | 2015 | Berkeley, California, United States | USD 472.37 M | |||
Cloud-based solutions for crop management and analytics are offered. | 2016 | Durham, North Carolina, United States | USD 60.75 M | 103 |
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Related news about Tomorrow.Io
Complete news archive for Tomorrow.io
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Frequently Asked Questions about Tomorrow.io
Tomorrow.io was founded in 2016 and raised its 1st funding round 1 year after it was founded.
Tomorrow.io is headquartered in Boston, United States. It is registered at Boston, Massachusetts, United States.
Shimon Elkabetz is the CEO of Tomorrow.io, as recorded in our data. They have also founded this company.
Tomorrow.io is a funded company, having raised a total of $425M across 6 funding rounds to date.
Tomorrow.io has 229 employees.
Tomorrow.io was founded in 2016 in Boston, United States, within the weather technology sector. Hyper-accurate weather data, satellite products, and forecasting tools are delivered through its platform to support industries in decision-making and risk management. Real-time, historical, and predictive weather information is included, along with a weather API for application integration. Operations focus on enhancing resilience against weather challenges across various geographies.
Tomorrow.io's top competitors include Perry Weather, Weather Decision Technologies and AccuWeather.
Tomorrow.io offers Resilience Platform, Weather API, and Consumer App.
Tomorrow.io has 28 investors. Key investors include RTX, Lloyd’s, HarbourVest Partners, Seraphim, and Harel Group.
The valuation of Tomorrow.io is $1B as of May 2026.
Tomorrow.io operates through Climacell Inc..
The website of Tomorrow.io receives about 319 thousand visits a month and ranks #169,289 among all websites worldwide.