Energy Startups

Greenleaf Power invests in and operates biomass cogeneration plants that recycle waste into renewable energy across North America. The company plans to add biochar, green hydrogen, and EV charging capabilities at its sites.

1 investor

Green Li-ion develops technology that processes crushed and shredded black mass from lithium-ion batteries into precursor cathode active material (GREENpCAM), graphite, and technical-grade lithium carbonate. The company operates in the battery recycling and materials sector.

1 investor

GreenScale builds and operates large-scale sustainable data centres supporting compute for artificial intelligence and cloud workloads across Europe. The company provides power-scalable infrastructure with long-term reliability and local grid integration.

1 investor

1 investor

Gaia Sciences Innovation is a £200 million technology fund that invests in growth-stage companies addressing climate stress and biodiversity loss across sustainable agriculture, land management, and natural capital restoration. The fund leverages a network of 6,000 researchers from leading bioscience institutes to identify and scale proven businesses in greening real assets, green fintech, and human systems.

1 investor

Greenspot provides end-to-end EV charging infrastructure solutions for multifamily residential properties, managing installation, maintenance, and operation at no cost to property owners while enabling revenue sharing. The service targets property owners and managers seeking to add an amenity that increases property value and attracts environmentally conscious residents.

1 investor

GreenSync provides digital software solutions for energy market participants—including retailers, generators, gen-tailers, distribution and transmission networks, and new energy services companies (ESCos)—to manage distributed energy, balance supply and demand, and create value for customers. The platform focuses on flexible, distributed digital energy management.

1 investor

GreenTech Midwest offers predictive maintenance and data analytics services for wind power assets, helping operators reduce unexpected outages and extend equipment lifespan through advanced diagnostics and root cause analysis.

1 investor

Greenwood Clean Energy manufactures wood-fired heating equipment, including residential wood boilers such as the Greenwood Frontier CX. The company promotes modern, clean wood heating for residential use.

1 investor

Green Zuru partners with select electrical contractors to provide residential and commercial electrical services across the Greater Los Angeles and Orange County areas. The company is based in Southern California and is expanding to serve the wider region.

1 investor

GR Energy Services provides completions, downhole technology, and automated perforating systems, along with well intervention services, for oil and gas operators. It offers proprietary tools and digital platforms (such as PHIRE and Wellmatics) for real-time diagnostics, remote monitoring, and predictive maintenance, with experience in the Permian Basin.

1 investor

Grengine designs and manufactures cyber-secure, modular energy platforms that integrate diesel generators, renewables, battery storage, and autonomous controls to reduce fuel use and provide reliable power in remote and mission-critical environments. Built in Canada, its containerized systems serve defence, government, utility, and remote industrial customers such as Arctic operations, mining, and critical infrastructure sites.

1 investor

Greyrock develops small-scale gas-to-liquids (GTL) technology that converts flared or vented gases into usable products, aiming to reduce methane emissions and greenhouse gas output. The company targets the energy and industrial sector as a way to capture otherwise wasted gases and provide economic incentives to curb methane emissions.

1 investor

Grid Discovery develops renewable energy solutions for local power generation and distribution in the United States. The company focuses on bridging power delivery gaps by producing energy at the point of consumption.

1 investor

Grid Share builds, owns and operates power-responsive data centres sited where renewable energy is abundant, using proprietary dispatch and control technology that ramps compute up and down in seconds to absorb surplus renewables and provide grid frequency and voltage support. Its flagship Project Helios is a Tier IV data centre in Australia with direct-to-chip immersion cooling and circular water treatment, planned to go online from 2028 and scale beyond 500 MW.

1 investor

Grid4C uses AI and machine learning to analyze data from smart meters and IoT devices, delivering predictive analytics for utilities to optimize the energy value chain. Founded in 2013, it partners with global utilities to process billions of meter reads and generate daily predictions.

1 investor

GridData develops a digital twin software platform for electricity distribution grid operators to optimize network operation, planning, and energy transition management. The solution processes grid data to provide real-time network visibility and predictive capabilities for utilities managing distributed renewable generation and changing consumption patterns.

1 investor

GridFree AI builds on-site power and cooling infrastructure for AI data centers, using trigeneration combined with battery energy storage (BESS) to deliver gigawatt-scale, high-efficiency power with near-zero water use. Its modular systems are aimed at data center operators seeking rapid deployment independent of the electrical grid.

1 investor

Gridio is an app that enables smart charging for electric vehicles by automatically scheduling charging when energy prices are lowest and carbon intensity is minimal, without requiring additional hardware beyond the car itself.

1 investor

Gridlab is a nonprofit organization focused on energy and grid modernization, supporting programs and technical education initiatives.

1 investor

Gridless develops battery technology and energy-efficient power solutions for organizations with demanding power requirements. The company focuses on sustainable, reliable, and safety-tested power products.

1 investor

Gridline automates utility bill processing and billing workflows for community solar and other renewable energy programs, extracting structured data from utility statements and eliminating manual invoice creation and reconciliation.

1 investor

GridSteer provides smart grid technology and solutions for managing renewable energy distribution in Germany and Austria, using AI-assisted systems to balance fluctuating electricity loads from solar and wind power sources. The company enables intelligent energy network management for households and industrial consumers through digital metering and load control infrastructure.

1 investor

1 investor