cleantech Acquisition Corp. (CIK: 0001849820) EDGAR, Information, Filings... CompaniesBIO.Com

cleantech Acquisition Corp.

Mailing address
1 EAST PUTNAM AVENUE, FLOOR 4, GREENWICH, Delaware, 06830
Phone
6464659000
State location
Connecticut
State of incorporation
Delaware
Fiscal year end
December 31
SIC
3569 - (CF Office: Office of Technology) GENERAL INDUSTRIAL MACHINERY & EQUIPMENT, NEC
Filings
N/A

cleantech Acquisition Corp. (CIK: 0001849820) is an American company incorporated in the state of Connecticut. Head office is located at 1 EAST PUTNAM AVENUE, FLOOR 4, GREENWICH, Connecticut, 06830. Work in the industry 3569 - (CF Office: Office of Technology) GENERAL INDUSTRIAL MACHINERY & EQUIPMENT, NEC. cleantech Acquisition Corp. is a public company and trade via Over-The-Counter (OTC).

Owner	Filings	Transaction Date	Type of Owner
Porter Lisa J.	0001945788	Oct-16-2023	director
GIBSON JOHN W JR	0001189981	Oct-09-2023	director, officer: President
FLORES WILLIAM	0001361918	Sep-26-2023	director
SCHLUMBERGER LIMITED/NV	0000087347	Sep-09-2022	10 percent owner
TRANSOCEAN INC	0001083269	Sep-09-2022	10 percent owner
Matura Tommy W	0001291243	Sep-09-2022	officer: Vice President of Accounting
Dyer Joseph Wendell	0001343118	Sep-09-2022	director
Transocean Ltd.	0001451505	Sep-09-2022	10 percent owner
Mey Mark-Anthony Lovell	0001499267	Sep-09-2022	director, 10 percent owner
Schlumberger Technology Corp	0001831486	Sep-09-2022	10 percent owner
Schlumberger Holdings Corp	0001840504	Sep-09-2022	10 percent owner
Schlumberger B.V.	0001840505	Sep-09-2022	10 percent owner
Radford Nicolaus	0001944857	Sep-09-2022	director, officer: Chief Executive Officer
Yamokoski John	0001944944	Sep-09-2022	officer: Chief Technology Officer
Kasmani Dilshad	0001944947	Sep-09-2022	officer: Chief LAO
Rangan Padmanabhan	0001944956	Sep-09-2022	officer: Chief Financial Officer
Bohan Donnelly A.	0001944958	Sep-09-2022	officer: Chief Operating Officer
Sharkawy Adam	0001945167	Sep-09-2022	director
Bellingham Jim	0001946341	Sep-09-2022	director
COLE DOUGLAS	0001252103	Jul-14-2021	director
GROSSMAN JONAS	0001423905	Jul-14-2021	director, 10 percent owner
Fitzgerald Richard F	0001459933	Jul-14-2021	officer: Chief Financial Officer
Ide Britt E	0001634403	Jul-14-2021	director
Najarian Jon	0001735386	Jul-14-2021	director
Buffalino Louis R.	0001797586	Jul-14-2021	director, officer: Chief Operating Officer
Riley Brendan	0001872979	Jul-14-2021	director
Richardson Bill	0001874230	Jul-14-2021	director
CleanTech Investments, LLC	0001874469	Jul-14-2021	10 percent owner
Spiro Elliot	0001875548	Jul-14-2021	director, 10 percent owner, officer: Chief Executive Officer
CleanTech Sponsor I LLC	0001875607	Jul-14-2021	10 percent owner
Dhanuka Ankur	0001889133	Jul-14-2021	officer: Chief Technology Officer

Includes all SEC registration details as well as a list of all documents (S-1, Prospectus, Current Reports, 8-K, 10K, Annual Reports) filed by cleantech Acquisition Corp.

Filings	Format	Description	Filed/Effective	File/Film Number
8-K	Document	Current report filing Acc-no: 0001849820-25-000214 (34 Act) Size: KB	Aug-19-2025	001-40611 251232498
SCHEDULE 13D/A	Document	Acc-no: 0001594543-25-000007 (34 Act) Size: KB	Aug-13-2025	005-92701 251211059
10-Q	Document	Quarterly report pursuant to sections 13 or 15(d) Acc-no: 0001849820-25-000211 (34 Act) Size: KB	Aug-11-2025	001-40611 251202882
8-K/A	Document	Amendment to Current report filing Acc-no: 0001849820-25-000209 (34 Act) Size: KB	Aug-11-2025	001-40611 251202777
8-K	Document	Current report filing Acc-no: 0001849820-25-000194 (34 Act) Size: KB	Aug-08-2025	001-40611 251199217
8-K	Document	Current report filing Acc-no: 0001849820-25-000191 (34 Act) Size: KB	Aug-07-2025	001-40611 251191587
3	Document	Initial statement of beneficial ownership of securities Acc-no: 0001849820-25-000185 ( Act) Size: 0 KB	Jul-28-2025
4	Document	Statement of changes in beneficial ownership of securities Acc-no: 0001849820-25-000183 ( Act) Size: 0 KB	Jul-28-2025
4	Document	Statement of changes in beneficial ownership of securities Acc-no: 0001849820-25-000182 ( Act) Size: 0 KB	Jul-28-2025
4	Document	Statement of changes in beneficial ownership of securities Acc-no: 0001849820-25-000181 ( Act) Size: 0 KB	Jul-28-2025
4	Document	Statement of changes in beneficial ownership of securities Acc-no: 0001849820-25-000180 ( Act) Size: 0 KB	Jul-28-2025
8-K	Document	Current report filing Acc-no: 0001849820-25-000179 (34 Act) Size: KB	Jul-28-2025	001-40611 251156054
8-K	Document	Current report filing Acc-no: 0001849820-25-000172 (34 Act) Size: KB	Jul-21-2025	001-40611 251135400
424B3	Document	Prospectus filed pursuant to Rule 424(b)(3) Acc-no: 0001849820-25-000170 (33 Act) Size: KB	Jul-18-2025	333-284675 251132759
S-8	Document	Initial registration statement for securities to be offered to employees pursuant to employee benefit plans Acc-no: 0001849820-25-000167 (33 Act) Size: KB	Jul-11-2025	333-288641 251119103
8-K	Document	Current report filing Acc-no: 0001849820-25-000162 (34 Act) Size: KB	Jul-01-2025	001-40611 251097470
424B3	Document	Prospectus filed pursuant to Rule 424(b)(3) Acc-no: 0001849820-25-000159 (33 Act) Size: KB	Jun-30-2025	333-284675 251093377
8-K	Document	Current report filing Acc-no: 0001849820-25-000156 (34 Act) Size: KB	Jun-25-2025	001-40611 251074456
DEFA14A	Document	Additional definitive proxy solicitation materials Acc-no: 0001849820-25-000153 (34 Act) Size: KB	Jun-10-2025	001-40611 251035274
4	Document	Statement of changes in beneficial ownership of securities Acc-no: 0001849820-25-000150 ( Act) Size: 0 KB	May-30-2025

Recent 20 filings. View all cleantech Acquisition Corp. filings

Overall rating 5.0

Aug 22, 2022

Catherine

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Aug 22, 2022

Pelisari

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Aug 22, 2022

Ryan Storey

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cleantech Acquisition Corp. overview
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Disclaimer: The information on the Service is provided with the understanding that the Company is not herein engaged in rendering legal, accounting, tax, or other professional advice and services. As such, it should not be used as a substitute for consultation with professional accounting, tax, legal or other competent advisers.