Investor · Waltham, MA

Harold K. Handelsmen

Open Harold in the network graph →

Filings

11

SEC Form D

Connections

43

co-filers

Capital

$4.9M

across filings

Active

Jul 2022

to May 2025

Most-connected co-filers (43)

Tom Wiltrout · Toronto, Ontario, Canada7 shared Donald Sutton · El Campo, TX5 shared Arthur S. Laffer · Ft. Lauderdale, FL5 shared Michael Graff · Cleveland, OH5 shared Paul Richards · Dallas, TX5 shared James P. Dondero · Dallas, TX5 shared Catherine Wood · Dallas, TX5 shared Scott Kavanaugh · Dallas, TX5 shared Edward M. Constantino · Orient, NY5 shared Matt N. Mcgraner · Dallas, TX5 shared David Wilmore · Dallas, TX5 shared Randy Hagedorn · Dallas, TX5 shared Eric P. Billings · Bethesda, MD5 shared William N. Fitzgerald · Cleveland, OH5 shared Troy Warfield · San Clamente, CA5 shared Carl Fund of Hedge Funds Partners, LLC · New York, NY5 shared Jason H. Mraz · Monrovia, CA5 shared Robert H. Hayward · Monrovia, CA5 shared Carol Swain · Dallas, TX4 shared Eric Fiedler · Altamonte Springs, FL2 shared Leon Hirth · New York, NY2 shared Revelop Management Ab · STOCKHOLM, V72 shared Peter K. Farrell, Ph.D · Waltham, MA2 shared Nelson K. Stacks · Waltham, MA2 shared

Recent filings (11)

WaveGuide CorpMay 2025 · 17 co-filers$6.5M WaveGuide CorpMay 2025 · 17 co-filers$6.5M Revelop VI (co-invest 1) ABMay 2024 · 7 co-filers$4.1M Revelop VI (No. 1) ABMay 2024 · 7 co-filers WaveGuide CorpMay 2024 · 17 co-filers$4.3M WaveGuide CorpMay 2024 · 17 co-filers$4.3M NexPoint Homes Trust, Inc.Dec 2023 · 19 co-filers$2.5B NexPoint Homes Trust, Inc.Jun 2023 · 19 co-filers$2.5B 2812 & 2876 Apopka Blvd LLCMay 2023 · 6 co-filers$900K NexPoint Homes Trust, Inc.Dec 2022 · 19 co-filers$125K NexPoint Homes Trust, Inc.Dec 2022 · 19 co-filers$2.5B NexPoint Homes Trust, Inc.Jul 2022 · 18 co-filers$2.5B Parliament Plaza, LLCJul 2022 · 4 co-filers$1.4M

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