Channing Street Copper Co — Form D/A

Channing Street Copper Co of BERKELEY, CA, a company, filed a Form D amendment with the SEC on 2026-07-30. The offering totals $9.8M, of which $9.8M was reported sold. Industry: Other Technology.

Offering

Issuer

Officers, directors & promoters (14)

NameRoleLocation
Sam CalischRelated PersonBerkeley, CA
Mark CuptaRelated PersonCambridge, MA
Tucker GilmanRelated PersonBerkeley, CA
Sarah SclarsicRelated PersonBerkeley, CA
Eric WilhelmRelated PersonBerkeley, CA
Mark CuptaDirectorCambridge, MA
Sam CalischDirectorBerkeley, CA
Sam CalischExecutive OfficerBerkeley, CA
Sarah SclarsicDirectorBerkeley, CA
Eric WilhelmDirectorBerkeley, CA
Eric WilhelmExecutive OfficerBerkeley, CA
Tucker GilmanDirectorBerkeley, CA
Tucker GilmanExecutive OfficerBerkeley, CA
Samuel CalischExecutive OfficerBerkeley, CA

Other filings by this issuer (4)

FiledFormOfferingSold
2026-07-30D$9.8M$9.8M
2025-08-29D$20.0M$20.0M
2024-07-16D$4.5M$4.2M
2023-09-15D$7.2M$6.9M

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