The 12 closest competitors and alternatives to Solestial, Inc. among solar energy companies — ranked by similarity to what Solestial, Inc. actually does, not by market-cap band.
Subscribe to see Solestial, Inc.’s full profile → the full roster, investors in every round, weekly hiring history and every corporate event
Solestial, Inc. is a US company founded in 2013 and headquartered and manufacturing in Tempe, Arizona. The company produces flexible solar power modules and offers module-to-substrate integration solutions.
Solestial, Inc. is a solar energy company headquartered in United States. Its most recent funding round, Series A, raised $17M in May 2025. Xcout tracks 7 named people at Solestial, Inc., including Margo De Naray (Chief Executive Officer). Xcout recorded 18 job postings from Solestial, Inc. in the last 90 days.
1 more named person on record for Solestial, Inc., with roles, board committees and tenure — see the full roster →
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Series A | $17M | 9 named | |
| SEC Form D filing | $15.1M | — | |
| — | $10M | 9 named | |
| — | Undisclosed | 9 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Xcout recorded 18 job postings from Solestial, Inc. in the last 90 days, from a hiring record Xcout has kept since August 2026.
The weekly hiring trend, the roles and locations behind it — see Solestial, Inc.'s hiring signals →
Ranked by semantic similarity — how close each company is to Solestial, Inc. by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
Renewable Energy
Exeger invents and manufactures Powerfoyle, a customizable solar cell technology that converts indoor and outdoor light into electrical power. The company serves device manufacturers by integrating its flexible solar cells into products such as headphones, remote controls, sensors, and smart retail devices to provide continuous, self-charging energy.
Renewable Energy
SolarWindow Technologies, Inc. focuses on creating cutting-edge coatings that generate electricity, primarily intended for integration into building windows and various glass surfaces. Their signature product, dubbed LiquidElectricity coatings, is engineered to produce power by capturing ambient light. These coatings are remarkably efficient, drawing energy from a range of sources including direct sunlight, artificial indoor illumination, and even subtle, shaded, or reflected light conditions. The company's process involves applying extremely thin layers of its LiquidElectricity technology onto diverse materials such as rigid glass, flexible glass, and plastic substrates. This innovative application effectively transforms conventional surfaces into sophisticated organic photovoltaic devices. The potential applications for these adaptable coatings are extensive, covering numerous industries like architecture, automotive manufacturing, agrivoltaics, aerospace, commercial transportation, and marine sectors. Currently, SolarWindow Technologies' LiquidElectricity coatings and related SolarWindow products are in an active development phase. This research is backed by partnerships with commercial contract firms and through collaborative research and development agreements with the U.S. Department of Energy's National Renewable Energy Laboratory. Founded in 1998, the company maintains its headquarters in Scottsdale, Arizona.
Solar
Ascent Solar Technologies, Inc. specializes in the development, production, and distribution of copper-indium-gallium-diselenide (CIGS) photovoltaic products. These solar energy solutions are engineered for diverse applications, spanning the aerospace industry, defense sector, emergency management, and both consumer and original equipment manufacturer (OEM) demands. A notable offering includes their outdoor solar charging devices. The company markets and distributes its goods via a comprehensive network of OEMs, system integrators, wholesalers, retailers, and online e-commerce channels. Founded in 2005, Ascent Solar Technologies, Inc. maintains its primary offices in Thornton, Colorado.
Clean Energy
Heliogen is a public renewable energy technology company headquartered in Pasadena, California, focused on industrial scalability and commercial applications of solar energy. The company has established full-scale manufacturing operations in Long Beach, California.
Similar solar energy company
Raya Power is a solar energy company headquartered in San Francisco, California, that reimagines residential solar and storage solutions. The company aims to transform what was previously an expensive and complex construction process into accessible rooftop solar, balcony solar, and portable battery options.
Similar solar energy company
MiaSolé is a renewable energy and environment company headquartered in Santa Clara, California, known for developing advanced solar cell technologies such as CIGS/perovskite tandem cells.
Solar Technology
Ambient Photonics, Inc. is an active United States-based company that develops low-light energy harvesting photovoltaic cells for smart homes, consumer electronics, and IoT devices.
Similar solar energy company
Osazda Energy is a solar technology startup founded in 2016 and headquartered in Albuquerque, New Mexico. The company has engineered innovative solutions for the solar industry, including MetZilla Paste Technology and MetZilla Print.
Renewable Energy
Array Technologies, Inc. (ARRY) develops, manufactures, and provides solar tracking solutions and complementary products for customers both within the United States and internationally. A key offering is the DuraTrack HZ v3, a system designed for single-axis solar panel tracking. Additionally, the company offers SmarTrack, an intelligent software powered by machine learning that continuously determines the optimal alignment for solar arrays in real time to maximize energy output. This enterprise was established in 1989 and its corporate headquarters are situated in Albuquerque, New Mexico.
Renewable Energy
5B manufactures and deploys prefabricated, utility-scale solar power systems known as the 5B Maverick. Its modular technology is designed for faster installation, a smaller land footprint, and higher power generation density compared to conventional solar tracking solutions, serving sectors such as mining and energy.
Renewable Energy
Apollo Power Ltd, an Israeli company established in 2014 and based in Yokneam Illit, focuses on developing technological solutions for the production of advanced energy films. These films are engineered to be highly efficient, lightweight, flexible, and robust. Their product portfolio extends to include innovative floating solar systems and structures designed for applications with strict weight limitations. The company's offerings are utilized across a broad spectrum of industries and uses, including the automotive, marine, and aviation sectors, infrastructure development, and remote, off-grid locations, with future plans for integration into space vehicles and various other specialized vessels.
Search any company we track to see its competitive set.
Paste a short paragraph describing a company or product — we'll find the most similar companies we track, scored 1–100.
Funding, investors, tech stack, hiring signals, leadership and corporate events — for Solestial, Inc.and every competitor above — in one live dashboard.
Subscribe to Xcout Intel →