Proterra is a leader in the design and manufacture of zero-emission buses that reduce fleet operating costs while eliminating the dependency on fossil-fuels.

Proterra designs and manufactures electric transit buses and electric charging systems. The company enables bus fleet operators to significantly reduce operating costs while delivering clean, quiet transportation to local communities across North America.

Proterra was founded in 2004 by Dale Hill in Golden, Colorado. The company has it's headquartered based in Burlingame, California with additional offices in Greenville, SC, & City of Industry, California.

Proterra is committed to providing state of the art, high performance vehicles to meet today’s growing market demand. The company’s configurable Catalyst platform is capable of serving the full daily mileage needs of nearly every transit route on a single charge.

Proterra mainly makes buses for local, state and federal agencies that can travel 350 miles on a single charge. The company is now working with OEMs like Thomas Built Buses, Van Hool, FCCC, BusTech and Optimal-EV to bring to market 100% battery-electric vehicles powered by its technology.


Proterra has more than 675 vehicles sold to 90 different municipal, university, airport, federal and commercial transit agencies in 40 U.S. states and Canadian provinces.


Proterra is backed by Daimler, BMW i Ventures, Cowen Sustainable Investment Advisors, Soros Fund Management, Tao Capital Partners, Generation Investment Management among others. The company raised $200M in a new funding round on Oct 16, 2020. This brings Proterra's total funding to $681.8M to date. The company had hit a $1B valuation after it had raised its Series G in Sep 2019.



  • Year founded: 2004
  • Funding Info: $681.8M over 12 Rounds (Latest Funding Type: Series H)
  • Yearly Revenue: NA
  • Employee Size: 201-500
  • Business Valuation: Valued at $1B as of Sep 2019
  • City/Town: Burlingame
  • State: California
  • Country: United States
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