FirmLens
UN · 21 companies

Renewable Energy Companies in United States

Browse 21 renewable energy companies headquartered in United States. Compare profiles, certifications, and project portfolios.

Showing 12 of 21 companies

View all countries
GR

Greenforce

United States

Greenforce.ai is a digital platform connecting green energy product manufacturers with service providers and technicians globally. It streamlines service delivery, provides data-driven insights, and reduces operational costs while accelerating sustainable energy adoption.

SolarWindservice managementplatform
SO

SolarGenix

United States

SolarGenix is an AI-powered solar sales automation platform that generates accurate residential solar proposals in seconds, automating roof detection, panel placement, shading analysis, and financial forecasting to help sales teams close deals faster.

SolarAISolar Sales
FA

Falco

United States

Manufacturer of electromagnetic components including power magnetics and current transformers for power conversion, conditioning, and metering applications serving power system infrastructure.

Other
Est. 1991
CS

Campbell Scientific

Logan, United States

Campbell Scientific manufactures scientific instruments and control systems for environmental monitoring, meteorological stations, and energy resource assessment. Products include dataloggers, sensors, and measurement systems for renewable energy applications.

SolarWind
Est. 1974
GR

Group1

Austin, United States

Group1 develops potassium-ion battery technology as a safer, American-made alternative to lithium-ion. Founded by battery pioneers, the company commercializes critical-mineral-free energy storage for mission-critical infrastructure, AI data centers, defense, and grid applications.

Energy Storagepotassium-ionbattery technology
Est. 202150-200 emp
GR

Group1

Austin, United States

Group1 develops potassium-ion battery technology as a safer, mineral-critical-free alternative to lithium-ion systems. The company manufactures 18650-format cells and modular battery packs for mission-critical applications including UPS, data centers, defense, and grid storage, with production in the USA.

Energy Storagepotassium-ionbattery
Est. 202350-200 emp
PH

Phaidra

Seattle, United States

Phaidra develops AI agents for industrial facilities and data centers to optimize energy consumption, cooling systems, and workload management at gigawatt-scale. Founded by DeepMind alumni, the company reduces PUE, thermal spikes, and operational complexity through reinforcement learning and LLM-based autonomous controls.

Energy StorageAIIndustrial Automation
Est. 201950-200 emp
SS

SEG Solar

Houston, United States

SEG Solar is a Tier 1 US solar module manufacturer founded in 2016 and headquartered in Houston, Texas. With over 6 GW production capacity and fully integrated supply chain, the company produces high-efficiency solar modules for utility, commercial, and residential markets globally.

Solarsolar modulesphotovoltaic
Est. 2016500-1000 emp6 GW
GE

Geli Energy

Silicon Valley, United States

AI-powered energy storage software platform for designing, modeling, and managing residential, commercial, industrial, and utility-scale projects. Acquired by Qcells in 2020, offering advanced algorithms and digital twin technology.

Energy StorageSolarAIMachine Learning
Est. 2010
EG

Enpower Greentech Inc.

San Jose, United States

Enpower Greentech develops advanced battery solutions including lithium metal anodes, semi-solid and all-solid-state battery cells for renewable energy storage, electric vehicles, drones, and eVTOL applications. Founded in 2012, the company operates manufacturing and technical centers across the USA, Japan, China, and Germany.

SolarEnergy Storagebatteriesenergy storage
Est. 2012200-500 emp
SA

Silurian AI

Kirkland, United States

Silurian AI develops foundation models for weather forecasting and climate simulation to help energy companies optimize operations, reduce costs, and improve resilience.

OtherAIweather forecasting
BP

Base Power

Austin, United States

Base Power provides affordable home battery backup systems and renewable electricity plans across Texas and Illinois. The company operates grid-balancing batteries at customer homes, offering backup power and competitive energy rates without upfront solar costs.

SolarEnergy StorageBattery StorageRetail Electric Provider
Est. 202150-200 emp

Browse by Country