Investor · Waltham, MA

Newtown Manager LLC

Open Newtown in the network graph →

Filings

1

SEC Form D

Connections

4

co-filers

Capital

$1.4M

across filings

Active

Sep 2025

to Sep 2025

Most-connected co-filers (4)

John H. Hartmayer · Waltham, MA1 shared Lynda H. Maryanski · Waltham, MA1 shared Jerry H. Liang · Waltham, MA1 shared Thomas H. Grape · Waltham, MA1 shared

Recent filings (1)

Newtown Investco LLCSep 2025 · 9 co-filers$1.4M Newtown Investco LLCSep 2025 · 9 co-filers$1.4M

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