Best Energy Efficiency Tech Companies in Virginia, United States
The 32 best Energy Efficiency Tech companies in Virginia, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: GridPoint.
Our analysis of 50 Energy Efficiency Tech companies
$7.8b in tracked funding; 86% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best Energy Efficiency Tech companies in Virginia
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | GridPoint Provider of data-driven energy management solutions 57Funding top 18%Patents top 31%Innovation top 32%Moat top 35% All 12 signals ▾Fundingtop 18% Patentstop 31% Innovationtop 32% Moattop 35% Producttop 37% Talenttop 38% Techtop 45% Markettop 47% Globalbottom 42% Growthbottom 41% Newsbottom 24% Customersbottom 22% Funding: Raised $539M across 15 rounds · 15 rounds over 21 yrs (0.7/yr) Patents: 169 patents matched (strict assignee match) · 16 filings since 2022 vs 35 in 2017-21 rank vs industry peers · Fliar Intelligence Index 57/100 | $539M | 19 mo ago | Acquired | Peter Corsell Founder | 2003 | WordPressBugHerdApple iCloud Mail+35 | 166 patents Building energy management: smart HVAC testing, thermostats, load control, submetering, and power monitoring. | — |
| 2 | Opower Offering customer engagement, demand response management and home energy management platform | $66M | 150 mo ago | Acquired | — | 2007 | ReactAngularJSCloudflare+8 | 123 patents Energy data analytics and consumer usage optimization for utilities and building management | — |
| 3 | Pearl Certification Provider of home performance ratings assessing safety, comfort, and operational efficiency | $17M | 29 mo ago | Series B | Cynthia Adams Co-Founder & CEO | 2015 | Craft CMSApple iCloud MailGoogle Workspace+35 | — | — |
| 4 | BEM Controls Provider of cloud-based building energy management system | $2M | 87 mo ago | Funding Raised | Saifur Rahman Founder & Chairman | 2015 | — | — | — |
| 5 | heata Provider of solutions for green computing networks | $1M | 37 mo ago | Seed | Chris Jordan Founder & CTO | 2018 | WebflowMemberStackAmazon Web Services+18 | — | — |
| 6 | Totem SaaS-driven building control systems for commercial real estate | $1M | 86 mo ago | Seed | Tom Thomas Co-Founder | 2018 | — | 4 patents Decentralized location sharing and behavioral analytics for customer insight and marketing. | — |
| 7 | Aquanta Provider of app-based smart water heating systems | $200K | 176 mo ago | Seed | Arnoud Van Houten Founder & President | 2009 | WordPressMySQLPHP+27 | 21 patents Smart water heater usage profiling and thermal energy metering for residential heating systems | — |
| 8 | Airlock Access protocol for smart property powered by Ethereum and the IoT | — | — | Deadpooled | John Gerryts Founder | 2014 | — | — | — |
Top 7 Energy Efficiency Tech companies in Virginia
#1
Acquired · Reston, Virginia · founded 2003 · 192 employees$539.3Mraised▾
GridPoint is a provider of data-driven energy management solutions (EMS). The company leverages real-time data collection, big data analytics, and cloud computing to maximize energy savings, operational efficiency, capital utilization, and sustainability benefits. The company offers 'GridPoint energy management hardware' - that includes submetering, and advanced monitoring devices that enable the management and measurement of energy endpoints, including controllers, submeters, thermostats, and sensors. Its cloud-based software platform, 'GridPoint Energy Manager' - monitor and manage energy-consuming assets, such as HVAC and lighting systems.
- Mar 2025Series G$45M
- Jun 2023Conventional Debt—
- Mar 2022Series G$75M
- Jul 2014Series F$22.2M
#2
Series B · Charlottesville, Virginia · founded 2015 · 64 employees$16.9Mraised▾
Provider of home performance ratings assessing safety, comfort, and operational efficiency. The ratings evaluate various aspects of a home, including protection against hazards, temperature regulation, and system efficiency. It offers insights into resilience against weather events and energy generation capabilities. The platform helps homeowners understand and improve their property's overall performance.
- May 2024Series B$7.3M
- May 2021Series B$9.5M
- Jul 2019Series A$4M
- Jan 2018Seed$1.8M
#3
Acquired · Arlington, Virginia · founded 2007 · 1 employees$65.5Mraised▾
Opower provides cloud-based software to the utility industry. Its software analyzes energy data and presents personalized insights to consumers in order to motivate reductions in energy consumption. The company offers energy efficiency solutions comprising energy reports under the utility’s brand; and smart meter-enabled alerts and emails that include smart meter data. It also provides demand response solutions that enable utilities, which have installed smart meters to engage their residential customer base in demand response programs, including peak day alerts through text message, automated call, and email to notify customers of days when electricity costs are high and encourage them to save energy. It is backed by Founder collective.
- Apr 2014Series C—
- Nov 2010Series C$50M
- Dec 2008Series A$14M
- 2007Seed$1.5M
#4
Seed · Virginia · founded 2018 · 6 employees$1.2Mraised▾
Provider of solutions for green computing networks. Its product captures the heat from the chips and other components and transfers it through the cylinder wall into the water. It also provides water heating solutions for homes.
- Oct 2023Seed$1.2M
#5
Funding Raised · Mclean, Virginia · founded 2015 · 3 employees$2.4Mraised▾
BEM Controls is a provider of cloud-based building energy management system. The company offers ''WiseBldg" - a cloud-based software to monitor and control major electrical loads (e.g., HVAC, lighting and plug loads), as well as solar PV systems, energy storage units and other IoT sensors in commercial buildings. The software leverages machine learning algorithms to draw insights from building data. Features include automated load control, building system analytics, automated fault detection, real-time security checking, and more. The company's clientele includes Virginia Tech, Arlington, and among others.
- Jul 2019Grant (prize money)$1.1M
- Jul 2018Grant (prize money)$1.1M
- Jul 2016Grant (prize money)$224.7K
#6
Seed · Glen Allen, Virginia · founded 2018 · 8 employees$1Mraised▾
SaaS-driven building control systems for commercial real estate. The platform facilitates controlling building systems such as HVAC, elevator, lighting, parking and access control. It also offers solutions for access control, asset management, system backup for faster restoration, building traffic and portfolio management, document and report management, and more.
- Aug 2019Seed$1M
#7
Seed · Mclean, Virginia · founded 2009 · 5 employees$200Kraised▾
Provider of app-based smart water heating systems. It provides an Enthalpy sensor - which can accurately measure both energy going into a water heater as well the energy being used. The systems include a sensor that measures the energy coming into and out of the water in the tank, a controller that can turn the heating system on and off. Its app is available for Android and iOS devices.
- Mar 2012Seed$200K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Energy Efficiency Tech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Energy Efficiency in Virginia is moving
A read on the academic research around Energy Efficiency in Virginia — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 45 papers.
- Virginia Tech29
- West Virginia University8
- University of Virginia5
- Virginia Commonwealth University2
- Virginia Military Institute1
- Electric power system3
- Interface (matter)2
- Architecture2
- Smart grid2
- SCADA2
- Energy management11
- Smart grid8
- Energy management system8
- Renewable energy6
- Demand response5
- Energy management2
- Task (project management)1
- Energy (signal processing)1
- Phone1
- End user1
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.