TERRACOH INC
CO2 Plume Geothermal (CPG) and Earth Battery technologies for dispatchable geothermal power generation
- Sector
- Energy
- Headquarters
- Minnetonka, MN
- Founded
- 2014
- Total capital
- $1.1M
- Federal grants
- $1.1M
- 2 awards · 2018–2019
- Rank in peer group#19 of 23
- Private capital raised
- None on recordNo Form D filings on SEC EDGAR. Some raises are not filed.
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 3
- 7 pending · first 2018
- Rank in peer group#11 of 23
Capital timeline
Latest events
- Federal grantEnergy · Phase II · Engineering Analysis and Design of CO2 Geothermal Power System to Provide Dispatable Geothermal Electricity Generation and Grid-Scale Energy Storage$999K
- Federal grantEnergy · Phase I · CO2 Plume Geothermal (CPG) and the Earth Battery -- Innovative Geothermal Power Production Using Non-water Working Fluids$150K
Node area is scaled to amount. Form D reports securities sold, which can differ from an announced round; filings are numbered in the order they were made.
Standing among 23 peers
Line = medianEnergy · System
- Federal grantsBelow median
- Granted patents#11 · top 48%
Cumulative measures favor older companies. Rankings describe position today, not outcome. Below the median, ranks show as a band rather than a number.
Founders and team
No founders are linked to this company yet.
Founders appear once a person is matched to the company through its own patents, grants or filings. We never infer people from social profiles.
Checked: USPTO inventors; federal award principal investigators; SEC Form D related persons · Oct 23, 2026
Claim this profile to add your teamWhat it has protected
USPTO · 3 granted of 10- GrantedSystems And Methods For Geothermal Energy Generation With Two-phase Working FluidUSPTOUS 11,821,408
- PendingEnhanced Carbon Dioxide-based Geothermal Energy Generation Systems And MethodsUSPTOApplication 18179174
- GrantedEnhanced Carbon Dioxide-based Geothermal Energy Generation Systems And MethodsUSPTOUS 11,598,186
Show all 10 patent records
- Systems And Methods For Geothermal Energy Generation With Two-phase Working FluidNov 21, 2023 · US 11,821,408Granted
- Enhanced Carbon Dioxide-based Geothermal Energy Generation Systems And MethodsOct 5, 2023 · Application 18179174Pending
- Enhanced Carbon Dioxide-based Geothermal Energy Generation Systems And MethodsMar 7, 2023 · US 11,598,186Granted
- Systems And Methods For Carbon Dioxide Sequestration InjectionJan 19, 2023 · Application 17863096Pending
- Power Generation From Supercritical Carbon DioxideFeb 24, 2022 · Application 17406694Pending
- Carbon Dioxide-based Geothermal Energy Generation Systems And Methods Related TheretoApr 19, 2018 · Application 15835276Pending
- Carbon Dioxide-based Geothermal Energy Generation Systems And Methods Related TheretoJan 16, 2018 · US 9,869,167Granted
- Systems And Methods For Geothermal Energy Generation With Two-phase Working FluidApplication PCTUS2022030063Pending
- Power Generation From Supercritical Carbon DioxideApplication PCTUS2021046696Pending
- Systems And Methods For Carbon Dioxide Sequestration InjectionApplication PCTUS2022036827Pending
Related companies, and why
- IntellineSimilar federal contract value in Energy · null in contracts
- NEARSTAR FUSION INCSimilar federal contract value in Energy · null in contracts
- IonworksSimilar federal contract value in Energy · null in contracts
- Qcoefficient IncSimilar federal contract value in Energy · null in contracts
- Flexnode IncSimilar federal contract value in Energy · null in contracts
- Tremont Technology LLCSimilar federal contract value in Energy · null in contracts
Regulatory activity · Energy
- Air Plan Approval; Michigan; Redesignation and Maintenance Plan for the Partial St. Clair 2010 1-Hour Sulfur Dioxide (SO2) NAAQS Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Delaware; 2006 24-Hour Fine Particulate Matter Limited Maintenance Plan for the Philadelphia Nonattainment AreaEnvironmental Protection Agency
- Air Plan Approval; Oklahoma; Updates to the State Implementation Plan for New Source Review Permitting and General SIP ProvisionsEnvironmental Protection Agency
- List of Approved Spent Fuel Storage Casks: NAC International, Inc., MAGNASTOR® Storage System, Certificate of Compliance No. 1031, Amendment Nos. 16 and 17 and Revisions to Amendment Nos. 0 Through 16Nuclear Regulatory Commission
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
Rules are matched to sector, not to company. Recent activity in a sector is context rather than a signal about this business — until rules are matched to what a company actually builds, the section is shown as context and nothing more.
Sources
Federal grants from SBIR/STTR, NIH, NSF and DoD records. Federal contracts from USAspending.gov. Private capital from SEC Form D. Patents from USPTO. Publications from OpenAlex. Regulatory activity from the Federal Register. Press matched on company name.
How to read this page
Figures show associations in public records, not causes or predictions. Nothing here is investment advice. An em-dash means no record was found under this company's name, not that none exists.
Data freshness
SEC Form D filings through . SBIR and STTR awards through .