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49 Most Innovative San Diego Based Energy Companies & Startups

This article showcases our top picks for the best San Diego based Energy companies. These startups and companies are taking a variety of approaches to innovating the Energy industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

Top San Diego Energy Startups

Data sourced from Crunchbase and SemRush.

General Atomics

General Atomics

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General Atomics develops technology solutions for defense, energy, and transportation applications worldwide.

Achates Power

Achates Power

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Achates Power specializes in the fields of combustion engine development, clean diesel, and 2-stroke oil control management.

Achates Power

Wildcat Discovery Technologies

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Wildcat Discovery Technologies is a developer of materials for the use in batteries.

Achates Power

Rhombus Energy Solutions

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Rhombus Energy Solutions develops and manufactures advanced, high-efficiency power conversion and energy management systems.

Achates Power

San Diego Gas & Electric

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SDG&E provides safe and reliable energy service to 3.4 million customers in San Diego and southern Orange counties.

Achates Power

UpWind Solutions

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UpWind Solutions offers third party asset management, operation and maintenance services to the North American wind energy industry.

Achates Power

UCAP Power

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UCAP Power develops ultracapacitor technology and adaptable products for a range of power storage solutions.

Achates Power

OneRoof Energy

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OneRoof Energy provides solar energy generation systems, and solar roofing systems installation and support services.

Achates Power

WeMonitor

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WeMonitor offers an energy usage tracking system that enables connection with products.

Achates Power

Swinerton Renewable Energy

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Swinerton Renewable Energy is a renewables & environment company that offers operations and maintenance services.

Achates Power

Sempra Energy

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Sempra Energy is a utility company that offers gas and electrical services to most California residence.

Achates Power

Astra Energy

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Astra Energy is a renewable energy company converting waste to energy.

Achates Power

Solar Turbines

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Solar Turbines Incorporated, a subsidiary of Caterpillar Inc., is one of the world’s leading manufacturers of industrial gas turbines.

Achates Power

Equal Earth Corporation

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Premier clean energy solutions provider servicing commercial/residential customers in CA, CO HI, Gaum & Fiji.

Achates Power

N-Gen Technologies Inc.

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N-Gen Technologies is a California-based company that develops power generation technologies.

Achates Power

ClearlyEnergy

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ClearlyEnergy is a company which simplifies the household choices with guidance on solar, electricity and gas.

Achates Power

Baylor Solar Energy

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Baylor Solar Energy is a solar solutions company servicing the residential and commercial solar markets.

Achates Power

Biota Technology

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Biota is pioneering genomics in the energy industry

Achates Power

Power Analytics Corporation

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Power Analytics Corporation develops software for electrical power system design, simulation, nd power analytics.

Achates Power

Semper Solaris

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Semper Solaris is a local and veteran owned.

Achates Power

Epsilon Systems Solutions

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Epsilon Systems, founded in 1998 and headquartered in San Diego, CA, has established an international presence in 26 locations including 3

Achates Power

South 8 Technologies

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South 8 Technologies develops liquefied gas electrolyte chemistry for rechargeable lithium metal batteries and electrochemical capacitors.

Achates Power

PXiSE Energy Solutions

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PXiSE Energy Solutions providing innovative and effective solutions for electric grid reliability.

Achates Power

PI Energy

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PI Energy is an R&D technology company in the field of solar energy.

Achates Power

Embassy of Things

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Industrial IoT messaging infrastructure

Achates Power

HDM Capital

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HDM Capital is a renewable energy financing company.

Achates Power

Energy Cloud

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Energy Cloud® is a clean-tech company focused on energy efficiency, sustainability and healthy building environments.

Achates Power

Noble Americas Energy Solutions

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Noble Americas Energy Solutions is an independent supplier of power to commercial and industrial retail customers.

Achates Power

Sempra LNG & Midstream

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Sempra LNG & Midstream is an oil & energy company that develops and builds LNG receipt terminals and liquefaction facilities.

Achates Power

VECKTA

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VECKTA is a cloud-based market platform that delivers full turnkey microgrid design and implementation solutions.

Achates Power

Uprise Energy

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Uprise Energy is developing a new class of portable, powerful, and affordable wind turbines for distributed power generation.

Achates Power

Primo Energy

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Primo Energy designs and manufactures hybrid wind/solar solutions for a variety of applications.

Achates Power

Calpine Energy Solutions

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Calpine Energy Solutions is a retail energy supplier for commercial and industrial entities.

Achates Power

Gemini Energy Services

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Gemini Energy Services is a renewables & environment company offering wind turbine operations and maintenance services.

Achates Power

Sullivan Solar Power

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Leading the Solar Energy Revolution

Achates Power

TerraPro Solutions

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TerraPro Solutions is the top development consultancy in renewables including Solar, Wind, and Energy Storage.

Achates Power

SD Renewables

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SD Renewables offers to manages clean energy projects from initial lead through sale, fulfillment and financing.

Achates Power

WestAir Gases & Equipment

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WestAir Gases & Equipment is a chemical company distributing gases, gas equipment, and welding supplies.

Achates Power

Pilot Power Group

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Pilot Power is an energy service provider that offers custom energy solutions, portfolio management, and energy procurement strategies.

Achates Power

Mpe Consulting, Inc.

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Mpe Consulting is a consulting engineering firm specializing in system reliability analysis and electrical power system engineering.

Achates Power

Zerise

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Zerise is developing the Artificial Intelligence operating system for Microgrids and Distributed Energy Resources (DER).

Achates Power

Alternative Strategies

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Alternative Strategies is an energy company working to provide customers with novel, innovative energy solutions.

Achates Power

Sunline Energy

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Solar Energy

Achates Power

Clear Blue Energy Corp

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Clear Blue Energy Corp is a service allowing customers to discover options for cutting down on energy usage and costs.

Achates Power

Reaction Design

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Reaction Design is a software simulation tool provider that engages in clean technology development for transportation and energy sectors.

Achates Power

New Leaf Biofuel

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New Leaf Biofuel is a manufacturer of biodiesel for diesel vehicles from left out cooking oil of restaurants.

Achates Power

Zytech

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Founded in 2005 by Enrique Zueco, ZYTECH is very quickly becoming an important manufacturer of solar modules section of the industry.

Achates Power

SHINE UP SOLAR LLC

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SHINE UP SOLAR LLc is a nationwide solar maintenance company dedicated to increasing our global energy efficiency.

Achates Power

Capture H2O, Inc

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Capture H2O, Inc providing sustainable water and energy solutions for industrial and commercial facilities

Written by Mark Smith

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