Investor · Boulder, CO

Karl Nicholls

Open Karl in the network graph →

Filings

10

SEC Form D

Connections

54

co-filers

Capital

$34.7M

across filings

Active

Nov 2020

to Feb 2024

Most-connected co-filers (54)

Christopher Carlton · Boulder, CO7 shared A. E. Barbera · Englewood, CO6 shared Michael Kinley · Bedford, Nova Scotia, Canada4 shared Stephanie Arnold · New York, NY4 shared Ramon A. Perez · Vancouver, British Columbia, Canada4 shared Michael A. Struthers · Vancouver, British Columbia, Canada4 shared Ronald E. Zook · Bigfork, MT4 shared Jeffrey E. O'Donnell · Boulder, CO4 shared Armando A. Alexandri · Vancouver, British Columbia, Canada4 shared Renaldo Webb · New York, NY4 shared Edward Barbera · Boulder, CO3 shared Jon Mauck · Boca Raton, FL3 shared Andrew Trader · San Francisco, CA3 shared Samuel E. Navarro · Boulder, CO3 shared Rajiv N. Jain · Fort Lauderdale, FL2 shared Robert D. Erwin · Indianapolis, IN2 shared Ben Jenkins · New York, NY2 shared Thomas E. Jenkins · Danville, CA2 shared Zavain P. Dar · MENLO PARK, CA2 shared Caprice Young · San Francisco, CA2 shared Carey G. Ng · Akron, OH2 shared James G. Hackworth · Akron, OH2 shared Jacky C. Wu · Boca Raton, FL2 shared Bob E. Rappaport · Danville, CA2 shared

Recent filings (10)

Accure Acne, Inc.Nov 2025 · 9 co-filers$24.0M Accure Acne, Inc.Nov 2025 · 9 co-filers$24.0M Accure Acne, Inc.Feb 2024 · 14 co-filers$24.0M Sunshine Parent, LPMay 2023 · 11 co-filers Accure Acne, Inc.Feb 2023 · 14 co-filers$20.0M Elysium Therapeutics, Inc.Oct 2022 · 17 co-filers$9.1M Accure Acne, Inc.Apr 2022 · 11 co-filers$5.0M Accure Acne, Inc.Oct 2021 · 11 co-filers$20.0M Digital Colony Partners II, LPMay 2021 · 17 co-filers Elysium Therapeutics, Inc.Nov 2020 · 17 co-filers$1.0M Digital Colony Partners II, LPNov 2020 · 17 co-filers

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Karl in the interactive graph →