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- R-Zero
R-Zero Funding, Investors & Competitors
R-Zero has raised $170M across 3 funding rounds, most recently a $105M Series C in February 2023.
Last R-Zero funding round
$105M
Series C · Feb 2023
Cumulative funding R-Zero raised
$170M
across 3 funding rounds
Key investors in R-Zero
SOSV
DBL Partners
World Innovation Lab
Bedrock
John Doerr
Qualcomm Ventures
Upfront Ventures
La Caisse
About R-Zero
R-Zero is a provider of smart building technology platforms for indoor air quality management and space optimization. San Francisco-headquartered, the company deploys IoT sensors for real-time monitoring of HVAC performance, occupancy patterns, CO2 levels, and particulate matter. Solutions integrate with existing building systems to enable demand-controlled ventilation, energy savings up to 30 percent, and analytics dashboards for property managers. Clients include corporate offices, healthcare facilities, and educational institutions using R-Zero's platform for post-pandemic workplace readiness.
Founded
2020
HQ
Website
Status
Privately held
Customer focus
B2B
Revenue model
Subscription
R-Zero Funding History
R-Zero has raised a total of $170M across 3 funding rounds.
R-Zero's first fundraising round was a $15M Series A in September 2020. The most recent completed round was a $105M Series C in February 2023.
R-Zero funding rounds
| Date | Stage | Investors | Raised | Deal Summary |
|---|---|---|---|---|
| Feb 2023 | Series C | La Caisse (lead); DBL Partners; Qualcomm Ventures; John Doerr; World Innovation Lab; Bedrock; SOSV; Upfront Ventures; Mayo Clinic; BMO Capital Markets | $105M | R-Zero is a healthy buildings company specializing in UV-C disinfection technology, IoT-connected hardware, sensors, and AI to improve indoor air quality, neutralize 99.99% of harmful microorganisms, and reduce reliance on HVAC systems and chemicals for lower energy use, waste, and emissions. The company targets education, healthcare, corporate, and public sector facilities including K-12 schools, colleges, hospitals, senior care, and government sites. On February 16, 2023, R-Zero closed a $105 million Series C round led by La Caisse (CDPQ), with participation from BMO Financial Group, Qualcomm Ventures, Upfront Ventures, and existing investors DBL Partners, World Innovation Lab, Mayo Clinic, Bedrock Capital, SOSV, and John Doerr. This brought total funding raised to over $170 million. The Series C funds are designated to scale deployments of R-Zero's disinfection and risk modeling technology amid growing demand in public and private sectors. Products like Arc, Beam, and Vive optimize disinfection for various indoor spaces, with data sensors providing insights for risk mitigation and space optimization. The technology achieves over 90% fewer greenhouse gas emissions and waste compared to traditional methods, supporting sustainability goals while enhancing occupant health and delivering ROI through energy and cost savings. R-Zero positions itself to redefine indoor air standards, addressing the health crisis of poor indoor air where people spend 90% of their time. No financial metrics such as post-money valuation, revenue, ARR, EBITDA, or valuation multiples are disclosed in announcements for this round. Earlier funding included a $15M raise noted by DBL Partners, but details pertain to prior activity. |
| Jun 2021 | Series B | John Doerr (lead); Mayo Clinic Ventures (lead); World Innovation Lab (lead); DBL Partners; SOSV | $50M | R-Zero Systems is a San Francisco-based biosafety technology company focused on reducing the spread of infectious diseases through smart building solutions, including IAQ monitoring, high-efficiency HVAC filtration, space utilization sensors, occupancy-based controls, and real estate performance analytics. R-Zero has developed products like Prospector AI for energy savings analysis, identifying $3.8 billion in potential savings across U.S. buildings by integrating regulatory and performance data. The company emphasizes scalability and ease-of-use for building owners and operators to optimize efficiency, reduce costs, and meet compliance. On June 16, 2021, the company raised $41.5 million in a Series B funding round led by World Innovation Lab, with participation from John Doerr, Mayo Clinic Ventures, DBL Partners, and SOSV, bringing total capital raised to over $58 million. The funding supported R-Zero's expansion amid heightened demand for indoor air quality and biosafety technologies post-COVID. The company later acquired coWorkr on July 20, 2021, and raised a larger Series C round of $104.5 million on May 26, 2022, from investors including Bank of Montreal, Bedrock Capital, DBL Partners, John Doerr, Mayo Clinic Ventures, Qualcomm Ventures, SOSV, Upfront Ventures, and WiL. |
| Sep 2020 | Series A | DBL Partners (lead); Swiftarc Ventures; Bedrock; Civilization Ventures; SOSV | $15M | R-Zero is a San Francisco-based biosafety company developing hospital-grade technologies, including an IoT UV-C germicidal system, to reduce the spread of infectious diseases. The company announced a $15 million Series A funding round in November 2020, led by DBL Partners with participation from Bedrock Capital, HAX/SOSV, and Swiftarc Ventures. Ira Ehrenpreis from DBL Partners joined the board as part of the investment. The funding aims to accelerate production and deployment of R-Zero's flagship UV-C system to meet strong demand amid the COVID-19 pandemic, while supporting development of new product innovations for public health and safety. NBA, NFL, NHL, and MLS teams selected R-Zero's UV-C disinfection solution. The round followed just three months after the company's first introduction of its germicidal UV device, highlighting rapid business momentum. |
Who has invested in R-Zero?
13 investors have backed R-Zero across its funding rounds, including SOSV, DBL Partners, World Innovation Lab, Bedrock, John Doerr and Qualcomm Ventures.
Lead investors include La Caisse, John Doerr, Mayo Clinic Ventures, World Innovation Lab and DBL Partners.
R-Zero Investors
| Investor | HQ | Rounds | Role | First check |
|---|---|---|---|---|
| 3 | Lead | Sep 2020 | ||
| 3 | Participant | Sep 2020 | ||
| 2 | Lead | Jun 2021 | ||
| 2 | Lead | Jun 2021 | ||
| 2 | Participant | Sep 2020 | ||
| 1 | Participant | Feb 2023 | ||
| 1 | Participant | Sep 2020 | ||
| 1 | Lead | Feb 2023 | ||
| 1 | Lead | Jun 2021 | ||
| 1 | Participant | Sep 2020 | ||
| 1 | Participant | Feb 2023 | ||
This data is available for Pro users. Sign up to see all 13 R-Zero investors. Start Free Trial | ||||
Benchmark 350K+ Funding Rounds and Disclosed VC Valuation Multiples
Sign up to see data on 350K+ funding rounds and disclosed revenue and EBITDA valuation multiples, from seed, through growth stage, to pre-IPO.
Start Free TrialAcquisitions by R-Zero
R-Zero has acquired 2 companies to date.
Last acquisition by R-Zero was on September 17th 2024. R-Zero acquired SecureAire for undisclosed valuation.
Latest Acquisitions by R-Zero
| Description | SecureAire is a developer of active particle control technology integrated into HVAC systems for enhanced indoor air filtration. The patented process captures bacteria, viruses, allergens, TVOCs, gases, and odors in hospitals, commercial buildings, and residences. Proven to combat sick building syndrome and airborne pathogens, SecureAire units achieve over 95 percent reduction of 0.1-micron particles and operate in settings from operating rooms to schools. | CoWorkr is a hardware-enabled SaaS provider that installs high-resolution sensors across office spaces to track real-time occupancy and utilization metrics. The platform analyzes foot traffic, desk usage, and meeting room demand to optimize workplace layouts and hybrid work policies. Headquartered in Seattle, Washington, CoWorkr serves enterprise clients like tech firms and corporations seeking data-driven space management post-pandemic. Its sensor network integrates with building management systems for seamless deployment in multi-floor facilities worldwide. |
| HQ Country | ||
| HQ City | Tampa, FL | Reno, NV |
| Deal Date | 17 Sep 2024 | 20 Jul 2021 |
| Valuation | undisclosed | undisclosed |
| EV/Revenue | ||
| EV/EBITDA | ||
This data is available for Pro users. Sign up to see all R-Zero acquisitions and their M&A valuation multiples. Start Free Trial | ||
R-Zero Competitors
R-Zero competitors include listed companies like Johnson Controls and Samsara, and private ones like Verkada, ZaiNar, Tractian and proteanTecs.
| Company | HQ | Status | Revenue | EBITDA | Valuation | Revenue Multiple |
|---|---|---|---|---|---|---|
| Publicly listed | $24B | $3B | $85B | 3.7x | ||
| Private | - | - | $5.8B | - | ||
| Private | - | - | $1B | - | ||
| Private | - | - | $720M | - | ||
| Private | $60M | - | $600M | 10.0x | ||
| Publicly listed | $1.6B | ($29M) | $23B | 12.0x |
R-Zero Public Comps
R-Zero is still privately-owned, but its public comps include Amphenol, Foxconn Industrial Internet, Hitachi, Keyence, Trane Technologies, Johnson Controls, Lumentum, Honeywell, TE Connectivity and CRH.
| Last FY | EV/Revenue | EV/EBITDA | ||||||
|---|---|---|---|---|---|---|---|---|
| Revenue | EBITDA | Last FY | LTM | 2027E | Last FY | LTM | 2027E | |
| $23B | $6.9B | 9.0x | 6.5x | 30.0x | 19.8x | |||
| $135B | $7.7B | 1.4x | 0.9x | 23.8x | 16.6x | |||
| $68B | $11B | 2.2x | 2.2x | 13.8x | 13.5x | |||
| $7.5B | $4.1B | 14.5x | 13.2x | 26.6x | 24.5x | |||
| $21B | $4.3B | 4.5x | 4.2x | 22.6x | 20.6x | |||
| $24B | $3B | 4.0x | 3.7x | 31.0x | 20.0x | |||
| $3B | ($6.9B) | 26.2x | 21.3x | (11.4x) | 56.6x | |||
| $37B | $7.8B | 2.4x | 3.6x | 11.6x | 16.1x | |||
This data is available for Pro users. Sign up to see all R-Zero competitors and their valuation data. Start Free Trial | ||||||||
Common questions about R-Zero
| When was R-Zero founded? | R-Zero was founded in 2020. |
| Where is R-Zero headquartered? | R-Zero is headquartered in San Francisco, CA, United States. |
| Is R-Zero publicly listed? | No, R-Zero is a private, VC-backed company. |
| How much funding has R-Zero raised? | R-Zero has raised $170M across 3 funding rounds. |
| What was R-Zero's last funding round? | R-Zero's last funding round was a $105M Series C in February 2023, led by La Caisse. |
| Who are R-Zero's investors? | R-Zero's investors include DBL Partners, SOSV, John Doerr, World Innovation Lab, Bedrock, Qualcomm Ventures, Swiftarc Ventures, La Caisse, Mayo Clinic Ventures, Civilization Ventures and 3 others. |
| Which companies are comparable to R-Zero? | Companies comparable to R-Zero include Johnson Controls, Verkada, ZaiNar, Tractian, proteanTecs and Samsara. |
| How many companies has R-Zero acquired? | R-Zero has acquired 2 companies, including SecureAire and CoWorkr. |
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