Energy Startups

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 is a cleantech company based in Redmond, Washington.

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

Grenevia is a Polish investment group focused on the green energy transition, directing capital toward clean energy generation (photovoltaics, wind), energy storage and batteries, e-mobility, and energy distribution and metering. It positions itself as a link between investors and companies in these green transformation sectors.

1 investor

Grengine (formerly Growing Greener Innovations) builds stackable, chemistry-agnostic clean energy battery units that can be combined to form larger, rechargeable energy systems. It targets global access to portable, technician-free clean energy and services batteries to keep them out of landfills.

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 develops power-responsive data centres that adjust electricity consumption in real-time to match grid demand, absorbing surplus renewable power and stabilizing grid frequency. The company serves cloud and data centre operators seeking flexible, grid-responsive computing infrastructure in Australia.

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

GridAstra builds grid planning and operations software for transmission grid operators, utilities, and large load and data center developers. Its platform analyzes interconnection reliability risks and offers de-risking options to speed up and lower the cost of connecting new projects to the power grid, primarily in the U.S.

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

GridFlow develops vanadium flow batteries for long-duration, stationary energy storage, using a water-based electrolyte chemistry that is fireproof and designed for 25+ year lifetimes. The technology targets stationary storage applications where fire safety, durability, and cost of storage matter, with a focus on the North American market.

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

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

GridStore develops SolarBoost, a behind-the-meter technology for solar farm operators that increases solar panel output and extends panel lifespan by managing individual panel performance. It targets owners of new and existing solar installations in the energy sector.

1 investor

GridVisibility retrofits existing broadband infrastructure with sensors to deliver continuous, GPS time-synchronized, high-fidelity monitoring of electrical distribution grid voltage and frequency. It serves electric utilities with grid situational awareness, fault detection, model validation, and NERC/FERC compliance reporting.

1 investor

GridWrap develops solutions to strengthen aging electrical grid infrastructure for utilities and the communities they serve.

1 investor

Grinergy develops battery and energy technology aimed at supporting green and sustainable energy solutions.

1 investor

Grinergy develops lithium battery technology and energy storage products aimed at supporting environmentally focused, green energy applications.

1 investor

groSolar provides solar energy systems to residential customers in distributed generation markets across the United States. Founded in 1998 and acquired by EDF Renewable Energy in 2016, the company operates as an independently managed subsidiary focused on the northeastern US solar market.

1 investor