Investor · Boston, MA

Robert S. Lindenberg

Open Robert in the network graph →

Filings

15

SEC Form D

Connections

22

co-filers

Capital

$64.7M

across filings

Active

Apr 2018

to Apr 2025

Most-connected co-filers (22)

Harry W. Strachan · Boston, MA12 shared Isaac A. Souede · New York, NY9 shared Todd M. Marsh · Genoa, OH9 shared Piedmont Capital Llc · Atlanta, GA9 shared Piedmont Capital Llc · Atlanta, GA9 shared John Huff · Atlanta, GA8 shared William Brookshire · Atlanta, GA8 shared C. K. Strachan · Boston, MA3 shared Mark J. Godsy · Vancouver, British Columbia, Canada3 shared Frank J. Borowicz · Vancouver, British Columbia, Canada3 shared Haroon D. Jafree · Stamford, CT3 shared Steve Westly · Menlo Park, CA3 shared Geoff A. Klass · Cincinnati, OH3 shared Brendan Hannigan · New York, NY3 shared William Bird · New York, NY3 shared Rudiger J. Wolf · Wilmington, DE3 shared Socios Linda Vista Llc · Boston, MA3 shared Socios Linda Vista Llc · Boston, MA3 shared Uppiliappan Krishnamachari · Hoboken, NJ3 shared Socios Linda Vista Llc · Boston, MA3 shared Christopher Kramvis · Hoboken, NJ3 shared Erika Milczek · Chattanooga, TN3 shared

Recent filings (15)

PIEDMONT PARTNERS, LIMITED PARTNERSHIPApr 2025 · 7 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPMay 2024 · 7 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPMay 2023 · 7 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPJun 2022 · 7 co-filers Rio Fuerte Capital LPDec 2021 · 11 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPJul 2021 · 7 co-filers Rio Fuerte Capital LPNov 2020 · 11 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPJul 2020 · 7 co-filers DropShot Capital AI Alpha Fund, LPMay 2020 · 5 co-filers Rio Fuerte Capital LPNov 2019 · 11 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPJul 2019 · 5 co-filers DropShot Capital AI Alpha Fund, LPMay 2019 · 5 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPMay 2018 · 7 co-filers PIEDMONT PARTNERS, LIMITED PARTNERSHIPApr 2018 · 7 co-filers DropShot Capital AI Alpha Fund, LPApr 2018 · 5 co-filers

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