Energy Startups

Rise Reforming converts stranded biogas from wastewater plants, farms, and landfills into valuable chemicals including dimethyl ether (DME), methanol, and dimethyl carbonate (DMC) using modular, containerized technology. The company serves the chemical industry, offering a low-carbon alternative to fossil fuel-dependent chemical production with domestic feedstock security.

2 investors

Roble is a software platform that helps real estate owners capture energy incentives and utility rebates, forecast CapEx ROI, quantify equipment lifecycle risk, and manage regulatory compliance across property types such as office, retail, industrial, multifamily, hospitality, and self-storage. It serves commercial real estate owners across multiple asset classes.

2 investors

Roby offers software that connects room and event-space calendars with building management systems (BMS) to automate HVAC scheduling and reduce energy waste. It targets facility teams managing high volumes of classrooms, conference rooms, and event spaces, particularly in hybrid work environments with variable space usage.

2 investors

Rock Zero is a technology company with chemistry, materials, and process engineering teams working on chemical and materials science-based technology. The page does not describe a specific product or target market beyond its technical focus.

2 investors

Rockstart is an investment and accelerator platform that supports early-stage companies.

2 investors

Rocsole develops hybrid process flow management systems and software with sensor technology for safety-critical and pollution-challenged industries. The company focuses on cleantech solutions that improve operational safety, cleanliness, and efficiency across sectors including oil & gas and medtech.

2 investors

Rogue 7 Inc. builds machine learning software (Rogue Intuition) for industrial automation, offered on a Machine Learning as a Service (MLaaS) subscription model. Its products, Oil Intuition and Water Intuition, help pipeline and water distribution operators optimize pump schedules to lower power usage, costs, and carbon footprint.

2 investors

Rovco (operating as Beam) develops autonomous subsea robotic systems and AI-powered technologies for offshore and subsea engineering applications. The company serves the energy and critical infrastructure sectors in complex subsea environments.

2 investors

Rubio is an impact venture fund providing early-stage growth capital to founders building companies that combine profit and purpose. It focuses on two thematic areas: social cohesion through wellbeing, education, and inclusion, and net-zero transitions in energy, industry, and agrifood.

2 investors

RUUF is a solar panel installation and energy service company serving residential customers in Chile. The company handles the full process from evaluation and design to installation, certification, connection, and ongoing monitoring.

2 investors

Sagemcom develops audio-video hardware such as TV decoders and sound systems, including a soundbox and wireless surround speakers, aimed at supporting telecom and media operators. The company emphasizes eco-design, using recycled materials and energy-efficient products.

2 investors

Samara provides residential solar energy solutions with flexible payment options, aiming to make solar adoption accessible for homeowners. The company serves the residential energy sector with a focus on simplifying the energy transition process.

2 investors

2 investors

Sarsia is a venture capital and investment firm that backs early-stage companies in life sciences, technology, energy, and sustainability sectors. The firm draws on a team with academic and industry expertise spanning biology, physics, engineering, pharmacology, and finance.

2 investors

Scale Energy develops, builds, and operates battery storage systems for commercial and industrial businesses, helping them cut peak loads, lower grid fees, and earn revenue on electricity markets. It serves companies from small businesses to large corporations with annual consumption from 100 MWh, focusing on the DACH region (Germany and Austria).

2 investors

Scalvy builds a modular power electronics platform based on distributed "Power Neurons" that convert and control power at the edge of energy loads, replacing centralized high-voltage conversion. It targets high-demand power systems including AI data centers, energy storage systems, and electric mobility for commercial vehicles and heavy machinery.

2 investors

Sea6 Energy develops seaweed-derived biotechnology products and biomaterials for agriculture, animal health, food ingredients, and bioplastics, leveraging ocean farming and bioprocessing technologies. The company operates research facilities, manufacturing units, and processing operations across India and Indonesia.

2 investors

Sedron transforms waste into renewable assets through proprietary technology and operations. The company serves waste management and environmental industries across multiple US locations.

2 investors

Seeloz develops a supply chain planning platform that automates requirements planning for companies with global sourcing and distribution operations. The software issues replenishment orders on its own and monitors supply chain activity to flag anomalies, trace their causes, and suggest corrective steps.

2 investors

SeeO₂ Energy develops reversible solid oxide cell platforms for industrial decarbonization and energy generation. The company serves industrial clients seeking to reduce emissions while generating power.

2 investors

Seequent develops geoscience and geotechnical software, including its Leapfrog 3D geological modelling product, that helps organizations interpret and model the subsurface for sectors such as mining, groundwater, and geothermal energy. Now part of Bentley Systems, the company serves geoscientists and geoengineers worldwide with tools for understanding underground data.

2 investors

Select provides water management and fluid chemistry services for oilfield operations, including produced water treatment, recycling and reuse, disposal, and water infrastructure. The company also develops automation technology for balancing produced water to improve the economics of oilfield water handling.

2 investors

Selex Motors builds electric motorcycles designed for delivery and logistics riders, along with a supporting ecosystem of swappable batteries, battery-swap stations, and a fleet management app. The company targets delivery drivers and commercial fleets in Southeast Asia, with operations in Vietnam.

2 investors

Senergy Innovations develops sustainable energy and material products, including solar thermal systems for solar hot water (SenerSol) and thermally conductive polymers aimed at low-carbon applications (SenTherm). The company operates in the cleantech and advanced materials space.

2 investors