Sam Calisch

Form D signer

Sam Calisch

Chief Executive Officer at Copper

Form D signer

Capital raised by Copper

$9.8M+$9.8M latest round

2 Form D filings · first filed Jul 2026 · Berkeley, CA

CURRENT ROLE: Chief Executive Officer
SECTOR: Cleantech
COMPANY FILINGS: 2
TEAM ON FILE: 2
FOUNDED: 2022
30D INTEREST: —

Career

1 company on file · founded 2022

CopperCleantech · Berkeley, CAsince 2022

Chief Executive Officer

Signatory on Copper's Form D filings · $9.8M raised across 2

Company filings

via EDGAR · Form D for Copper2

DateCompanyFormAmountRole on filing

Jul 15, 2026CopperForm D/A+$9.8MChief Executive Officer

Form D/AJul 15, 2026 · Copper+$9.8Mas Chief Executive Officer

Jul 15, 2026CopperForm D+$9.8MChief Executive Officer

Form DJul 15, 2026 · Copper+$9.8Mas Chief Executive Officer

Overview

Last filing Jul 15, 2026

Sam Calisch is on file as Chief Executive Officer at Copper in Berkeley, CA. Copper has 2 Form D filings on record, $9.8M raised in total. Sam Calisch appears as a signatory on the company's filings.

LinkedIn profile

Teammates

Copper · 1

Mark CuptaDirector

Products

Copper · 1

CharlieHome appliance / consumer energy hardware

A plug-in induction range combining an induction cooktop and a convection oven with an integrated lithium iron phosphate battery of about 5 kWh, designed to operate from a standard 120-volt household outlet.