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Travertine Technologies
travertinetech.com ↗Electrochemical process that produces carbon-negative, gypsum-free purified phosphoric acid and calcium carbonate while capturing CO2 from the air, used for critical element extraction (lithium, nickel, phosphorus) in mining and fertilizer industries
Carbon Capture/DAC
Funding
$11.5M-$13.5M total; $8.5M Series A led by Holcim (Jun 2024); plus $7.5M Builders Vision + $3.2M NYSERDA for its NY demo plant
Stage
Growth (Series A)
HQ
Boulder, CO
Founded
2022
The Current Angle
Founded 2022 by Dr. Laura Lammers, spun out of her environmental geochemistry lab at UC Berkeley; opened first demonstration plant in upstate New York (Oct 2025) funded partly by NYSERDA; investors include Holcim MAQER Ventures, The Grantham Foundation, Clean Energy Ventures, and DARPA; 21,000 sq ft engineering/RD&D facility in Boulder
Leadership
- LLLaura LammersFounder & CEO
Snapshot
- Target customer
- Mining, fertilizer, and battery material producers
HQ location
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