Data compiled by Redley Lamar · ChainSifter Intelligence
1Suppliers
7Customers
3Debt Items
20Related Chains
Source-Backed Evidence Depth
ClearSign Technologies Corporation (CLIR) is shown with relationship data already present in ChainSifter's database. Counts below come from stored supply-chain records and filing/source URLs where available; missing source URLs are not filled in or estimated.
12Total relationships
3Distinct source URLs
9High confidence
0.828Average confidence
2026-09-13Latest database update
ChainSifter does not infer unreported suppliers, customers, ownership, acquisitions, debt exposure, revenue dependency, or future supply-chain events on this public page.
ClearSign Technologies Corporation Suppliers
Ticker
Name
Confidence
Evidence
H-C-WAINWRIGHT-CO-LLC
H-C-WAINWRIGHT-CO-LLC
90%
The Company may sell shares of Common Stock pursuant to that certain At The Market Offering Agreement with H.C. Wainwright & Co., LLC
ClearSign Technologies Corporation Customers
Ticker
Name
Confidence
Evidence
BIRWELCO-USA-INC
BIRWELCO-USA-INC
92%
Birwelco USA Inc. (a BIH Group company) accounted for 66 % and 4 % of our annual revenue for the years ended December 31, 2025 and 2024, respectively.
END-USERS
END-USERS
90%
The Combustion segment derives revenues by delivering products and technology solutions to OEMs and end-users.
OEMS
OEMS
90%
The Combustion segment derives revenues by delivering products and technology solutions to OEMs and end-users.
BIH-GROUP
BIH-GROUP
85%
nships and business model design. F-7 Table of Contents Substantially all the Company’s operating activities, including its long-lived assets, are located within the United States. Customers in the…
CLEARSIGN-ASIA-LIMITED
CLEARSIGN-ASIA-LIMITED
62%
statements include, but are not limited to: ● our limited cash, history of losses, and our expectation that we will continue to experience operating losses and negative cash flows in the near future;…
CO-LLC
CO-LLC
62%
elate to multiple spare parts orders for a single customer. Additionally, the Company successfully completed a CFD engineering study and sold a single boiler burner. The product offerings associated …
PUBLIC-VENTURES-LLC
PUBLIC-VENTURES-LLC
62%
red to the same period in 2025. The decrease was predominantly due to a decrease in interest income from our short-term U.S. treasuries and money market accounts of $71 thousand driven by a lower yea…
