Investor · Quincy, MA

Ryan Letourneau

Open Ryan in the network graph →

Filings

8

SEC Form D

Connections

50

co-filers

Capital

$3.0M

across filings

Active

Jul 2021

to Apr 2025

Most-connected co-filers (50)

Matthieu Boujonnier · Quincy, MA8 shared Steven L. Decillis Ii · NEW YORK, NY5 shared Jeff D. Brown · Wheaton, IL5 shared Matthew Posard · San Carlos, CA5 shared Stephen L. Elia · NEW YORK, NY4 shared Stephen Wilhite · Quincy, MA4 shared Edgar I. Mellor, Iii · Highlands Ranch, CO3 shared Robert Shubin · Highlands Ranch, CO3 shared Robert Turner · Austin, TX3 shared Lucienne M. Ide · Atlanta, GA3 shared E. E. Day · DALLAS, TX3 shared R. William, Iii M. Ide · Atlanta, GA3 shared James Flexner · New York, NY3 shared Kevin Mcneill · Alpharetta, GA3 shared Antoine (Tony) G. Chedraoui · George Town, Grand Cayman, Cayman Islands3 shared Joe R. O'Brien · Ft. Mitchell, KY3 shared Gregoire Viasnoff · Quincy, MA3 shared R. S. Dennis · Dallas, TX3 shared Mark M. Braunstein · Atlanta, GA3 shared Ali Ashgar Ismail · Dublin, Ireland3 shared John Madigan · Dublin, Ireland3 shared Jennifer M. Ide · Atlanta, GA3 shared Timothy J. Topicz · New York, NY3 shared Shankar Ramaswamy · Palo Alto, CA2 shared

Recent filings (8)

GRAIN ECOSYSTEM, INC.Apr 2025 · 8 co-filers$1.5M Rimidi, Inc.Jan 2024 · 16 co-filers$5.0M GRAIN ECOSYSTEM, INC.Mar 2023 · 11 co-filers$1.6M Rimidi, Inc.Nov 2022 · 17 co-filers$700K GRAIN ECOSYSTEM, INC.Oct 2022 · 11 co-filers$500K Kriya Therapeutics, Inc.May 2022 · 29 co-filers$300.5M Kriya Therapeutics, Inc.Jul 2021 · 25 co-filers$100.0M Rimidi, Inc.Jul 2021 · 19 co-filers$500K

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