Investor · Champaign, IL
Byron A. Wittenberg
Open Byron in the network graph →Filings
20
SEC Form D
Connections
97
co-filers
Capital
$3.3M
across filings
Active
Feb 2010
to Mar 2023
Most-connected co-filers (97)
Chemyong J. Ko · Champaign, IL16 sharedRyan Eriksen · Somerville, MA5 sharedTrent J. May · DENVER, CO4 sharedRyan Bowers · Hurst, TX4 sharedDaniel Meader · Southlake, TX4 sharedSanjay Chandra · Southlake, TX4 sharedTimothy A. Chen · Austin, TX3 sharedSimone Schmitz · Luxembourg, Luxembourg3 sharedJonathan L. Levy · Austin, TX3 shared[ ] Invesco CMI Europe GP Sarl · Luxembourg, Luxembourg3 sharedLeon Z. Rhule · George Town, Cayman Islands3 sharedJeffrey Julkowski · MINNEAPOLIS, MN3 sharedKyle Brock · Phoenix, AZ3 sharedMonte Ricca · Phoenix, AZ3 sharedFred Z. Hu · Hong Kong, Hong Kong3 sharedPeter Gleysteen · New York, NY3 sharedBryan S. Amos · Benbrook, TX3 sharedBenjamin J. Yurkovich · Columbus, OH3 sharedAndrew Bluestein · Chicago, IL3 sharedRichard Ruffer · New York, NY3 sharedAnnie Bernard · Somerville, MA3 sharedLily Li · Emeryville, CA3 sharedAlan L. Flatt · Laguna Beach, CA3 sharedJames Dolce · SUNNYVALE, CA2 shared
Recent filings (20)
Insigna, Inc.Jul 2025 · 5 co-filersInsigna, Inc.Jul 2025 · 5 co-filersPrimavera Venture Partners (Cayman) Group 1A L.P.Mar 2025 · 13 co-filersPrimavera Credit Opportunities I 1A L.P.Mar 2025 · 13 co-filersPrimavera Capital (Cayman) Group 4A L.P.Mar 2025 · 13 co-filersInsigna, Inc.Feb 2025 · 5 co-filersInsigna, Inc.Feb 2025 · 5 co-filersAbacus Fund I, LLCMar 2024 · 20 co-filers$100.0MInsigna, Inc.Mar 2023 · 5 co-filersTPEG ALLTRADES DFW I INVESTORS LLCMar 2023 · 5 co-filers$2.5MAbacus Fund I, LLCMar 2023 · 20 co-filers$100.0MTPEG ALLTRADES DFW I INVESTORS LLCFeb 2023 · 5 co-filers$2.5MTrinity Houston Prime III Investors LLCFeb 2023 · 5 co-filers$15.0MTrinity La Costa Industrial Investors LLCJan 2023 · 5 co-filers$25.0MInsigna, Inc.Dec 2022 · 5 co-filersInsigna, Inc.Aug 2022 · 5 co-filersLookout, Inc.Apr 2022 · 26 co-filers$46.8MLookout, Inc.Apr 2021 · 26 co-filers$46.8MINTRINSIC THERAPEUTICS INCApr 2021 · 19 co-filers$40.0MInsigna, Inc.Jun 2019 · 3 co-filers$2.0MInsigna, Inc.Jun 2019 · 3 co-filers$2.0MINTRINSIC THERAPEUTICS INCNov 2012 · 15 co-filers$12.3MINTRINSIC THERAPEUTICS INCFeb 2010 · 11 co-filers$20.0M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Byron in the interactive graph →