About Span.IO
Span.IO is a Business Services company based in San Francisco (United States) founded in 2014 by Jireh H I Seow and Arch Padmanabhan Rao. Smart panels for home energy management are provided by Span.IO. It operates in the Business Services, Energy & Utilities, and Technology sectors. Span.IO has raised $418.81 million across 9 funding rounds from investors including Amazon, Munich Re and Wells Fargo. Its chief executive, as recorded, is Arch Padmanabhan Rao. Its website span.io draws about 61 thousand monthly visits. Span.IO offers products and services including SPAN Panel, SPAN Drive, and Home App. Its focus areas include Energy Tech, Energy Efficiency Tech, Energy Management System and Building Automation Systems. Its competitors include Particle, MRI Software and Savant Systems; 3 of its 3 listed competitors have raised funding.
Company details
Span.IO was founded in 2014 in San Francisco, United States, and operates in the home energy management sector. Hardware solutions, including smart panels that integrate sensors, actuators, and logic, are offered alongside software for monitoring and home operations. Advanced intelligence is provided to support electrification processes. A mobile application is available for iOS and Android platforms.
- Headquarters San Francisco, United States
- Founders Jireh H I Seow, Arch Padmanabhan Rao
- SectorsBusiness ServicesEnergy & Utilities Technology Transportation, Automotive & Logistics Real Estate & Construction
- Website category Heavy Industry and Engineering · Energy Industry
- Email••••••••
- Website span.io
- Social LinkedIn X Facebook Instagram YouTube
- Total Equity Funding$418.81M (USD)
in 9 rounds
- Latest Funding Round$163.25M (USD), Series C
Jan 2026
- InvestorsAmazon
& 22 more
Products & Services of Span.IO
Span.IO offers a comprehensive portfolio of products and services, including SPAN Panel, SPAN Drive, and Home App.
Smart panel for monitoring and controlling home energy use.
Provides faster EV charging and home integration.
App for managing energy data and appliance settings.
Apps and channels of Span.IO
Span.IO publishes 1 mobile app with over 10K+ downloads; its YouTube channel SPAN has 2.03K subscribers and 10 videos.
Videos from Span.IO
The most watched videos on Span.IO's YouTube channel, SPAN (2.03K subscribers). Click a video to play it here.
More on SPAN.
Funding Insights of Span.IO
Span.IO has successfully raised a total of $418.81M across 9 strategic funding rounds. The most recent funding activity was a Series C round of $163.25 million completed in January 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 $418.81M
- Total Rounds 9
- Last Round Series C — $163.25M
- First Round $3.5M
(Jun 2018)
- Investors Count 23
All 9 funding rounds of Span.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 |
|---|---|---|---|---|---|
| Jan 2026 | $163.25M | Series C | – | – | – |
| Sep 2025 | $25M | Series B | – | – | – |
| Apr 2023 | Series B | – | – | ||
| Mar 2023 | $96.5M | Series B | – | Wellington | |
| Jan 2022 | $90M | Series B | – | Fifth Wall, Wellington | |
| Jun 2021 | Series B | – | Climate Capital | – | |
| Dec 2020 | $30.36M | Series B | – | Munich Re Ventures | |
| Feb 2020 | $10.2M | Series A | – | ArcTern Ventures | |
| Jun 2018 | $3.5M | Seed | – | Wireframe Ventures, Congruent Ventures | – |
23 investors in total: 23 institutional.
Investors in Span.IO
Span.IO has secured backing from 23 investors, including institutional and venture fund investors. Prominent investors backing the company include Amazon, Munich Re and Wells Fargo.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Climate tech investing and support for early-stage entrepreneurs in North America. | congruentvc.com | |||
Venture capital investing in technology sectors such as AI and automotive. | 2000 | qualcommventures.com | San Diego, United States | |
Investments are made in early-stage tech startups by Fifth Wall. | 2016 | fifthwall.com | New York, United States | |
Investments are directed toward the US, Asia, and Australia. | angelenogroup.com | Los Angeles, United States | ||
Investment services are offered by Obsidian Investment Partners. | obsidianip.com | New York, United States | ||
Venture capital is invested in media sectors by the firm. | footprintcoalition.com | Los Angeles, United States | ||
Venture capital is invested in climate tech startups and entrepreneurs. | climatecapital.co | San Francisco, United States | ||
Startups are funded by Munich Re-backed venture capital firm. | munichreventures.com | San Francisco, United States | ||
| alexafund.com | Seattle, United States | |||
Venture capital firm focused on multiple sectors | arcternventures.com | Toronto, Canada |
Investor details for Span.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 Span.IO
73 people are tracked at Span.IO (24 in leadership, 49 in team).
| Name | Role | Group |
|---|---|---|
Jireh H I Seow | Co-Founder | Leadership |
Arch Padmanabhan Rao | Co-Founder & CEO | Leadership |
Arch Rao | Founder & CEO | Leadership |
Douglas Booms | Chief Operating Officer | Leadership |
joy lenz | Senior Vice President of Engineering | Leadership |
Ben Sanchez | Head Of Finance | Leadership |
Ryan Harris | Chief Revenue Officer | Leadership |
Karen Gough | Vice President of Sales | Leadership |
Melissa Segil | Vice President, Sales Strategy & Operations | Leadership |
Birger Pahl | Director, Research & Development | Leadership |
Charles McCartney | Director Of Installer Sales & Ops | Leadership |
Daniel Sullivan | Director, Builder Sales | Leadership |
Richard W. Caperton | Vice President For Public Policy | Leadership |
Christopher Sommerfeld | Director, Technician Experience | Leadership |
Alex Pratt | VP Of Business Development | Leadership |
Matt Firks | Director Of Sales - Distribution | Leadership |
Kaja Odegard | Chief People Officer | Leadership |
Devin McDonell | Vp, Legal | Leadership |
Jojan V Jose | Human Resources Director | Leadership |
Brishen M. | Creative Director | Leadership |
53 more people are available in the full profile.
Complete people profiles for Span.IO
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
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Timeline of Span.IO
3 dated milestones of Span.IO across 12 years, from founding to its latest funding, stage changes and deals.
- Founded Span.IO is founded.
- Funding First funding round of $3.5M.
- Funding Latest funding round, Series C, of $163.3M.
Competitors of Span.IO
Span.IO has 3 listed competitors in our database, 3 of them funded. They include Particle, MRI Software and Savant Systems.
| Company Name | Domain | Founded | HQ Location | Total funding | Employees | Description |
|---|---|---|---|---|---|---|
| particle.io | 2011 | San Francisco, United States | $134.87M | 109 | IoT connectivity platform from prototype to production is developed. | |
| mrisoftware.com | 1971 | Solon, United States | $125M | 781 | Property management software is provided for residential and commercial properties. | |
| savant.com | 2005 | Barnstable, United States | $90M | 168 | Connected devices are managed via an app and hub system. |
Detailed competitors of Span.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 Span.IO
The website of Span.IO (span.io) receives about 61.2K visits a month and ranks #551,627 among all websites worldwide, #7,835 in Energy Industry.
- Monthly visits61.2K
▼ 3.3% vs previous month
- Unique visitors34.6K
per month
- Global rank#551,627
among all websites
- Category rank#7,835
Heavy Industry and Engineering · Energy Industry
- Bounce rate41%
- Pages per visit2.0
- Average visit57 sec
- DevicesDesktop 56% · Mobile 44%
Websites whose visitors overlap most with Span.IO. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| luminsmart.com | 100% | 7.8K | #2,809,054 | View details | |
offgridstores.com | offgridstores.com | 86% | #638,572 | – | |
solarbuildermag.com | solarbuildermag.com | 79% | #1,524,414 | – | |
| energysage.com | 79% | 390.5K | #113,502 | View details | |
| solarpowerworldonline.com | 79% | #499,482 | View details | ||
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 16 similar websites and full traffic analytics for Span.IO
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 16 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
Top companies in Facility Management Platforms
3 companies that operate in the same segment as Span.IO (Facility Management Platforms) in United States, ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
Cloud-based software is provided for managing outdoor events and activities. | 1999 | Dallas, Texas, United States | USD 313.84 M | 2,458 | ||
Envoy is recognized for providing workplace management solutions. | 2013 | San Francisco, California, United States | USD 170.5 M | 463 | ||
IoT connectivity platform from prototype to production is developed. | 2011 | San Francisco, California, United States | USD 134.87 M | 109 |
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Related news about Span.Io
Complete news archive for Span.IO
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- Full article archive
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- Brand-specific news history
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Frequently Asked Questions about Span.IO
Span.IO was founded in 2014 and raised its 1st funding round 4 years after it was founded.
Span.IO is headquartered in San Francisco, United States. It is registered at San Francisco, California, United States.
Arch Padmanabhan Rao is the CEO of Span.IO, as recorded in our data. They have also founded this company.
Span.IO is a funded company, having raised a total of $418.81M across 9 funding rounds to date. The company's 1st funding round was a Seed of $3.5M, raised on Jun 2018.
Span.IO was founded in 2014 in San Francisco, United States, and operates in the home energy management sector. Hardware solutions, including smart panels that integrate sensors, actuators, and logic, are offered alongside software for monitoring and home operations. Advanced intelligence is provided to support electrification processes. A mobile application is available for iOS and Android platforms.
Span.IO's top competitors include Particle, Savant Systems and MRI Software.
Span.IO offers SPAN Panel, SPAN Drive, and Home App.
Span.IO has 23 investors. Key investors include Amazon, Munich Re, Wells Fargo, Fifth Wall, and Qualcomm Ventures.
Yes. Span.IO publishes SPAN Home, with over 10,000 downloads.