The 2023 Houston Innovation Awards announced its 52 finalists — a large portion of which are promising energy transition startups.

The awards program — hosted by EnergyCapital's sister site, InnovationMap, and Houston Exponential — will name its winners on November 8 at the Houston Innovation Awards. The program was established to honor the best and brightest companies and individuals from the city's innovation community.

The following startups, which all have an energy transition element to their business, received a finalist position in one or two categories.

Click here to secure your tickets to see who wins.

• ALLY Energy, helping energy companies and climate startups find, develop, and retain great talent, scored two finalist positions — one in the Female-Owned Business category and the other in the Social Impact Business category.
• Eden Grow Systems, next generation farming technologies, is a finalist in the People's Choice: Startup of the Year category.
• Feelit Technologies, nanotechnology for preventive maintenance to eliminate leaks, fires and explosions, increase safety and reduce downtime, is a finalist in the Female-Owned Business category and the People's Choice: Startup of the Year category.
• Fervo Energy, leveraging proven oil and gas drilling technology to deliver 24/7 carbon-free geothermal energy, scored two finalist positions — one in the Sustainability Business category and the other in the People's Choice: Startup of the Year category.
• FluxWorks, making frictionless gearboxes for missions in any environment, is a finalist in the Hardtech Business category.
• Helix Earth Technologies, decarbonizing the built environment and heavy industry, is a finalist in the Hardtech Business category.
• INOVUES, re-energizing building facades through its non-invasive window retrofit innovations, making building smarter, greener, and healthier for a better and sustainable future, was named a finalist in the SustainabilityBusiness category.
• Kanin Energy, helping heavy industry monetize their waste heat and decarbonize their operations, was named a finalist in the BIPOC-Owned Business and the SustainabilityBusiness categories.
• Mars Materials, developing a carbon-negative pathway for carbon fiber and acrylamide production using CO2 and biomass as raw materials, is a finalist in the BIPOC-Owned Business category.
• Molecule, an energy/commodity trading risk management software that provides users with an efficient, reliable, responsive platform for managing trade risk, is a finalist in the Digital Solutions Business category.
• Rhythm Energy, 100 percent renewable electricity service for residential customers in Texas, is a finalist in the People's Choice: Startup of the Year category.
• Sage Geosystems, a cost-effective geothermal baseload energy solution company, also innovating underground energy storage solutions, was named a finalist in the Sustainability Business category.
• Solugen, decarbonizing the chemical industry, is a finalist in the Hardtech Business category.
• Square Robot, applying robotic technology to eliminate the need to put people into dangerous enclosed spaces and eliminate taking tanks out of service, is a finalist in the HardtechBusiness category.
• Syzygy Plasmonics, a deep decarbonization company that builds chemical reactors designed to use light instead of combustion to produce valuable chemicals like hydrogen and sustainable fuels, is a finalist in the HardtechBusiness category.
• Tierra Climate, decarbonizing the power grid faster by helping grid-scale batteries monetize their environmental benefits and change their operational behavior to abate more carbon, was named a finalist in the SustainabilityBusiness category.
• Utility Global, a technology company converting a range of waste gases into sustainable hydrogen and syngas, was named a finalist in the SustainabilityBusiness category.
• Venus Aerospace, a hypersonics company on track to fly reusable hypersonic flight platforms by 2024, is a finalist in the HardtechBusiness category.

Additionally, two energy companies were named to the Corporate of the Year category, which honors corporations that supports startups and/or the Houston innovation community. Aramco Ventures and Chevron Technology Ventures are two of the four finalists in this category.

Lastly, Jason Ethier, co-founder of Lambda Catalyzer and host of the Energy Tech Startups podcast, and Kendrick Alridge, senior manager of community at Greentown Labs, scored finalist positions in the Ecosystem Builder category, as individuals who have acted as leaders in developing Houston’s startup ecosystem.

Click here to see the full list of finalists.