About Coreshell
Coreshell is a private company based in San Leandro, California. It has reported $58,893,638 raised in three offerings on Form D since April 2020. Its chief executive is Jonathan Tan.
Funding Rounds (SEC Form D)
| First sale | Filed with SEC | Amount sold | Investors | Avg. check | Terms | Filing |
|---|---|---|---|---|---|---|
| Mar 20, 2026 | Apr 6, 2026 | $46,302,668of $74.5M target | 22 | $2.1M | EquityRule 506(b) | Form D ↗ |
| Dec 17, 2021 | Dec 27, 2021 | $10,876,971of $12.0M target | 7 | $1.5M | EquityRule 506(b) | Form D ↗ |
| Apr 10, 2020 | Apr 24, 2020 | $1,713,999of $3.8M target | 17 | $100K | Equity, OptionsRule 506(b) | Form D ↗ |
| Total, three offerings | $58,893,638 | |||||
First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.
Leadership Team
Executive officers and directors listed on Coreshell's Form D filed Apr 6, 2026.

BO
Benoist Ollivier
Ferroglobe, Coreshell Board Director

JB
Judith O'Brien
Independent Director, Coreshell Board Director
HW
SB
Sourav Basu
Executive officer and director
AF
Alexander Fang
Director
Also an executive officer and director at OpenLight Photonics and a director at Quintessent.
YK
Youngduk Kim
Chief Manufacturing Officer
NP
Earlier filings also listed Phillip Sarofim (director, last listed Dec 2021).
