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🌋 · 122 companies

Geothermal Companies in United States

Browse 122 geothermal companies headquartered in United States. Compare profiles, certifications, and project portfolios.

Showing 12 of 122 companies

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CompanyWhat they do

Geothermal companies in the United States at a glance

Of the 122 Geothermal companies in the United States, the most common energy sectors are Solar (79%), Energy Storage (56%) and Wind (52%).

Energy sectors

  • Solar79%
  • Energy Storage56%
  • Wind52%
  • Biogas25%
  • Hydro25%

Business models

  • B2B75%
  • B2C30%
  • ESCO7%
  • EPC7%
  • IPP5%

Value chain

  • Consulting48%
  • Engineering46%
  • Construction36%
  • Development34%
  • Advisory31%

Top cities

  • Boston6%
  • Austin6%
  • Houston3%
  • Oakland2%
  • London2%
  • Chicago2%

Size

  • 11-50 employees1%
  • 51-200 employees7%
  • 201-500 employees1%
  • 501-1000 employees2%
  • 1001-5000 employees2%
  • 5000+ employees2%

Most held certifications

  • Great Place To Work Certification2%
  • NAESCO Accreditation2%
  • SOC 2 Type II2%
  • ISO 90012%
  • ISO 140012%

Key facts

  • 2007 is the median founding year
  • 64% list reference projects
  • 2% publish their installed capacity
  • 27% hold certifications

Figures from all 122 companies, as published on their own websites. Shares count only what a profile states, so they are a floor rather than a census.

Other energy sectors in United States

☀️Solar💨Wind🔋Energy Storage⚗️Hydrogen💧Hydro🌿Biomass♻️Biogas

Geothermal companies in other countries

GermanyNetherlandsFranceItalySwitzerlandSpainAustriaPolandBelgiumCzech RepublicUnited KingdomDenmark