Fundraising Fox

Channing Street Copper Co

Berkeley, US · Founded 2022 · Incorporated in Delaware · 2 known investors

Founders & leadership

SC
Samuel CalischExecutive Officer
TG
Tucker GilmanExecutive Officer, Director
MC
Mark CuptaDirector
SS
Sarah SclarsicDirector
EW
Eric WilhelmDirector

Investors · 2

Prelude VenturesreportedSan Francisco · $100K – $5Mvia Mark Cupta · board
Voyager PartnersreportedSan Francisco · $500K – $5Mvia Sarah Sclarsic · board

Reported raises · per SEC filings

Form D private placements
▶$9.8MraisedJul 2026 · 8 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Sam CalischExecutive Officer, Director
  • Tucker GilmanExecutive Officer
  • Eric WilhelmExecutive Officer, Director
  • Sarah SclarsicDirector
  • Mark CuptaDirector
Offering amount
$9.8M
Amount sold
$9.8M
First sale
Jul 2026
Incorporated
Other, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$20MraisedAug 2025 · 8 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark CuptaDirector
  • Sam CalischExecutive Officer, Director
  • Sarah SclarsicDirector
  • Eric WilhelmExecutive Officer, Director
  • Tucker GilmanExecutive Officer
Offering amount
$20M
Amount sold
$20M
First sale
Aug 2025
Incorporated
Other, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$4.2MraisedJul 2024 · 7 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Samuel CalischExecutive Officer
  • Tucker GilmanExecutive Officer, Director
  • Eric WilhelmDirector
  • Sarah SclarsicDirector
Offering amount
$4.5M
Amount sold
$4.2M
First sale
Jul 2024
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$6.9MraisedSep 2023 · 24 investors · Other Technology
Rule 506(b)
Officers, directors & promoters on the filing
  • Eric WilhelmExecutive Officer, Director
Offering amount
$7.2M
Amount sold
$6.9M
First sale
Sep 2023
Incorporated
Corporation, Delaware, 2022
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.