Energy Startups

Integrity Tech builds software for joint venture auditing in the oil and gas industry, including AiQ, which reviews full populations of invoices to flag risk areas for auditors, and jvAudit.io, a platform for managing audit documents and stakeholder communication. It also develops custom generative AI agents to automate business workflows, with a stated focus on producers in western Canada.

1 investor

Intelligent Core builds a modular AI system that runs across cloud, edge, on-prem, and embedded environments, providing real-time telemetry, predictive analytics, and autonomous automation for industrial infrastructure. It offers industry-specific domain solutions and standalone modular engines, including AI-powered aerial sensing (thermal, optical gas, and multispectral) for applications such as industrial water systems and emissions compliance.

1 investor

Intelline develops CAVIE modular power systems for industrial applications, offering scalable distributed power generation with fuel-agnostic capability and up to 40% improved fuel efficiency. The systems are designed for heavy-duty industrial use cases requiring zero-downtime redundancy and multi-fuel compatibility.

1 investor

Intergrid provides an AI-powered autopilot system that automates industrial energy operations, including consumption forecasting, power market trading, and remote system controls for manufacturing and utility companies across Europe. The platform enables autonomous optimization of hybrid energy systems and multiple equipment types with 24/7 monitoring and support.

1 investor

Intergrid provides an "Autopilot" software platform that automates industrial energy operations end-to-end, including consumption forecasting, power market trading, and remote system control and monitoring using AI and machine learning. It serves industrial sites across Europe in sectors such as district heating, horticulture, food and beverage, chemicals, and manufacturing.

1 investor

Intero provides inspection, environmental, and industrial services for critical infrastructure, helping customers measure methane emissions, ensure pipeline integrity, and manage workplace safety. The company serves operators of oil, gas, and industrial assets seeking to reduce environmental and safety risks.

1 investor

Interstate Waste Services (IWS) provides solid waste collection, hauling, transfer, recycling, and landfill/disposal services for commercial and municipal customers across the New York City boroughs, New Jersey, Pennsylvania, and lower New York State. The company also runs sustainability programs including landfill gas recovery, green energy systems, and organic waste diversion.

1 investor

Intertie provides AI-powered microgrid systems that turn buildings into clean energy assets, combining solar generation, battery storage, EV charging, and automated building controls. The company handles setup, operation, and maintenance while generating returns for property owners through peak shaving, grid services, clean energy credits, submetering, and backup power.

1 investor

Inthy invests in and develops energy-transition assets, including renewable energy production infrastructure (solar, wind) coupled with battery storage, and high-speed electric charging stations for heavy-duty mobility. It focuses on renewable energy and the decarbonization of heavy transport, serving clients and partners moving toward decarbonized solutions.

1 investor

Inti-Tech develops robotic dry-cleaning systems for solar panels in centralized and decentralized photovoltaic plants, approved by Tier 1 solar module manufacturers. The company also builds automated cleaning solutions for equipment such as pyranometers, serving solar energy operators primarily in the Latin American market.

1 investor

Intoto develops technology and data-driven solutions for water risk management, helping organizations and communities monitor river conditions and respond to water-related hazards in real-time. The company serves municipalities, industries, and environmental services primarily across Scandinavia and the Nordic region.

1 investor

Intrinsic Power develops AI-optimized power management hardware and software for data centers, unlocking 40% additional capacity by coordinating power flows across servers, cooling, backup systems, and renewable generation. The solution integrates AI optimization with a high-voltage power system (HV53) to enable real-time response to data center power demands without requiring infrastructure replacement.

1 investor

Invertix is an AI-powered renewable energy operating system that uses autonomous agents to audit telemetry data, automate operations and maintenance, and ensure financial compliance for solar, wind, and storage portfolios across Europe. The platform serves infrastructure funds, independent power producers, and asset managers by converting raw energy production data into financial metrics and generating bank-grade reporting for project finance compliance.

1 investor

InvestInvent Wind Energy Fund is an investment fund launched in 2005 for qualified investors that makes direct investments in wind and solar parks across Europe. It acquires and operates around 30 wind and solar parks in Germany, France, and Spain, earning returns from feed-in tariffs and power purchase agreements while producing CO2-free electricity.

1 investor

Invictus Energy is an ASX-listed oil and gas explorer developing the Cabora Bassa Basin in northern Zimbabwe, where it declared gas-condensate discoveries at the Mukuyu Gas Field. The company is advancing appraisal, drilling and commercialisation across a 360,000-hectare licence area with the goal of supplying gas to the southern African energy market.

1 investor

Invinity manufactures vanadium flow batteries for stationary energy storage, offering an alternative to lithium-ion technology for renewable energy systems. The company serves customers globally seeking low-cost, low-carbon energy storage solutions.

1 investor

Inviscid AI develops physics-informed AI technology for real-time building simulation and energy optimization. The company's digital twin platform integrates with existing building management systems to provide HVAC control recommendations that reduce energy consumption while maintaining thermal comfort.

1 investor

Invisible Systems (ISL) provides IoT sensor networks and monitoring technology that helps businesses track and reduce energy usage, improve energy efficiency, and maintain compliance. It serves commercial and public sector clients, with applications including refrigeration temperature control, National Grid and nuclear plant monitoring, and vaccine storage.

1 investor

Inyanga Marine Energy Group provides project management and consultancy for offshore renewable energy projects and develops tidal energy technology. The company serves the marine renewables sector through two divisions: Inyanga Maritime for offshore engineering and installation, and HydroWing for tidal energy development.

1 investor

ION Energy (Altergo) provides a battery intelligence platform built around digital twins for grid-scale battery assets and fleets, offering state-of-health estimation, predictive maintenance, warranty management, and performance monitoring. It serves EV OEMs and operators of large battery systems through AI/ML models, APIs, and reporting dashboards.

1 investor

Ionobell develops silicon-dominant battery technology using porous nano-particle silicon that can be integrated into existing manufacturing equipment, aimed at reducing cost per kWh and increasing energy density. It serves automotive and electronics manufacturers seeking cost-efficient, high-volume silicon battery production.

1 investor

ION Solar provides full-service residential solar installation for homeowners across the United States, handling design, financing, permitting, installation, and ongoing support. It offers financing and third-party ownership options to help homeowners switch to solar with no upfront cost.

1 investor

IOTA is an industrial visualization platform that provides real-time monitoring, multi-vendor data integration, and analytics for industrial process manufacturers. It serves plant operators, engineers, and executives tracking process visibility and performance across manufacturing sites.

1 investor

IOXUS manufactures ultracapacitor cells and modules, including products that add supplemental energy to truck electrical systems to improve starting reliability. Its offerings are designed to work with existing 12V electrical systems and standard Group 31 battery form factors.

1 investor