Airthium
High-efficiency thermal engines for decarbonization of industrial heat and power generation
- Sector
- Clean tech
- Headquarters
- US
- Founded
- 2017
- Latest Form D
- $500K, Feb 2022
- Total capital
- $800K
- Federal grants
- None on recordNo awards found in SBIR/STTR, NIH, NSF or DoD records.
- Private capital raised
- $800K
- 2 Form D · last Feb 2022
- 56 months since last filing
- Federal contracts
- None on recordNo federal contract awards found.
- Granted patents
- 0
- 1 pending
Capital timeline
Latest events
- Private capital raisedForm D · SEC · 2nd filing$500K
- Private capital raisedForm D · SEC · 1st filing$300K
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.
Founders and team
From SEC Form D filings- Andrei KlochkoExecutive Officer, DirectorNamed in SEC Form D filings
- Franck Gilles LahayeDirectorNamed in SEC Form D filings
What it has protected
USPTO · 0 granted of 1- PendingDevice Suitable For Achieving Rapid Quasi-isothermal Compression Or Expansion Of A GasUSPTOApplication 19579611
Related companies, and why
- DIVIROD, Inc.Similar federal contract value in Clean tech · null in contracts
- Cocoon CarbonSimilar federal contract value in Clean tech · null in contracts
- Viking Pure Solutions, LLCSimilar federal contract value in Clean tech · null in contracts
- Nativus IncSimilar federal contract value in Clean tech · null in contracts
- Zero Nox, Inc.Similar federal contract value in Clean tech · null in contracts
- Castlerock Biofuels, LLCSimilar federal contract value in Clean tech · null in contracts
Regulatory activity · Clean tech
- 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
- Epyrifenacil; Pesticide TolerancesEnvironmental Protection Agency
- Fluoxapiprolin; Pesticide TolerancesEnvironmental Protection Agency
- Chlormequat Chloride; 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 .