Investor · Dublin, Ireland

Theresa F. Jester

Open Theresa in the network graph →

Filings

17

SEC Form D

Connections

75

co-filers

Capital

$1.5M

across filings

Active

Feb 2023

to Feb 2026

Most-connected co-filers (75)

William C. Wiberg · Boston, MA4 shared Rand Pe Fund Management, Llc · Saratoga Springs, NY4 shared Daniel Gross · NEW YORK, NY4 shared John-Paul M. Backwell · Dublin, Ireland4 shared Werner Cautreels · Waltham, MA3 shared Graham R. Bird · Winnipeg, Manitoba, Canada3 shared Ron Robison · Waltham, MA3 shared Brandon J. Kanitz · Grand Rapids, MI3 shared Mark Patrick · Dallas, TX3 shared Murray D. Stahl · New York, NY3 shared David K. Loeffel · Atlanta, GA3 shared Garry J. Macnicholas · Winnipeg, Manitoba, Canada3 shared Kurt Brendlinger · Venice, CA3 shared Jeffrey S. Mccormick · Waltham, MA3 shared William Heiden · Waltham, MA3 shared Louis Paleta · Westlake, TX3 shared Basil Athenson · Waltham, MA3 shared Robert J. Slingerland · Las Vegas, NV3 shared Jan Brouwer · Rotterdam, P73 shared Zachary M. Sievers · Batavia, IL3 shared Hgi Kf95 Managing Co., LLC · NORFOLK, VA3 shared L. B. Teague · Atlanta, GA3 shared Elizabeth Holmberg · Waltham, MA3 shared Emily Ladd-Kravitz · Waltham, MA3 shared

Recent filings (17)

Rand PE Fund I, L.P.Feb 2026 · 1 co-filer Andium Inc.Oct 2025 · 14 co-filers$5.0M Andium Inc.Feb 2025 · 14 co-filers$26.4M Rand PE Fund I, L.P.Feb 2025 · 5 co-filers Fusion Fuel Green PLCJan 2025 · 17 co-filers$25.3M Fusion Fuel Green PLCJan 2025 · 17 co-filers$25.3M Fusion Fuel Green PLCJan 2025 · 17 co-filers$1.3M Fusion Fuel Green PLCJan 2025 · 17 co-filers$1.3M THIRD POLE, INC.Mar 2024 · 23 co-filers$10.0M Rand PE Fund I, L.P.Feb 2024 · 5 co-filers THIRD POLE, INC.Feb 2024 · 23 co-filers Next Energy Technologies Inc.Feb 2024 · 17 co-filers$18.6M Next Energy Technologies Inc.Feb 2024 · 17 co-filers$18.6M Rand PE Fund I, L.P.Feb 2023 · 5 co-filers THIRD POLE, INC.Feb 2023 · 25 co-filers Next Energy Technologies, Inc.Jan 2022 · 15 co-filers$8.0M Next Energy Technologies, Inc.Jan 2022 · 15 co-filers$8.0M Silicor Materials Inc.Sep 2013 · 9 co-filers$20.0M Silicor Materials (MS) LLCFeb 2013 · 8 co-filers$10.0M Silicor Materials (MS) LLCSep 2012 · 9 co-filers$10.0M Calisolar Inc.Jun 2009 · 9 co-filers$60.0M

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