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Castle Creek Biosciences, Inc.

Updated Oct 27, 2026·Latest SEC filing Feb 25, 2025·Suggest an edit

About Castle Creek Biosciences

Castle Creek Biosciences is a private company based in Exton, Pennsylvania. It has reported $839,779,367 raised in six offerings on Form D since October 2018.

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Feb 24, 2025Feb 25, 2025$75,000,000fully sold30$2.5MOptions, Securities on exerciseRule 506(b)Form D ↗
Apr 19, 2022May 2, 2022$112,782,892fully sold54$2.0MEquityRule 506(b)Form D ↗
Jan 18, 2022Feb 3, 2022$11,850,000fully sold6$1.9MDebt, Securities on exerciseRule 506(b)Form D ↗
Jun 28, 2021Jul 9, 2021$25,000,000fully sold36$694KDebt, Securities on exerciseRule 506(b)Form D ↗
Dec 9, 2019Jan 21, 2020$54,602,249fully sold12$4.5MEquityRule 506(b)Form D ↗
Oct 9, 2018Oct 24, 2018$560,544,226fully sold19$29.5MEquityRule 506(b)Form D ↗
Total, six offerings$839,779,367

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 Castle Creek Biosciences's Form D filed Feb 25, 2025.

DB
David Brill
Director
JA
Jeffrey Aronin
Director
Also a director at CIRC Biosciences and Paragon Biosciences Emalex Capital and a chairman and director at Evozyne.
MG
Matthew Gantz
Executive officer and director
PM
Patrick Morris
Director
Also a president, secretary and general counsel, director at CIRC Biosciences, an executive officer and director at Evozyne and an executive vice president and secretary at Paragon Biosciences Emalex Capital.
JS
Jude Sullivan
General Counsel and Assistant Secretary
Also a general counsel and secretary at Evozyne.
DP
Darien Parhad
Executive officer
Also an executive officer at CIRC Biosciences and Paragon Biosciences Emalex Capital and a chief financial officer and treasurer at Evozyne.

Earlier filings also listed W. Middlekauff (secretary, last listed May 2022), Mary Spellman (executive officer, last listed May 2022), Mark Graf (director, last listed May 2022), Babar Ghias (executive officer, last listed Feb 2022), Gregory Wujek (executive officer, last listed Jul 2021), Gregory MacMichael (executive officer, last listed Jul 2021), Timothy Cunniff (director, last listed Jan 2020) and Michael Derby (chief executive officer and director, last listed Oct 2018).

Sources

  1. SECCastle Creek Biosciences, Inc. filing history