Ryan J. Letourneau

Form D signer

Ryan J. Letourneau

Chief Executive Officer at Grain Ecosystem

Form D signer

Capital raised by Grain Ecosystem

$880K+$880K latest round

1 Form D filing · first filed Mar 2025 · Quincy, MA

CURRENT ROLE: Chief Executive Officer
SECTOR: Cleantech
COMPANY FILINGS: 1
TEAM ON FILE: 2
FOUNDED: 2022
30D INTEREST: 2 ↗

Career

1 company on file · founded 2022

Grain EcosystemCleantech · Quincy, MAsince 2022

Chief Executive Officer

Signatory on Grain Ecosystem's Form D filings · $880K raised across 1

Company filings

via EDGAR · Form D for Grain Ecosystem1

DateCompanyFormAmountRole on filing

Mar 28, 2025Grain EcosystemForm D+$880KChief Executive Officer

Form DMar 28, 2025 · Grain Ecosystem+$880Kas Chief Executive Officer

Overview

Last filing Mar 28, 2025

Ryan J. Letourneau is on file as Chief Executive Officer at Grain Ecosystem in Quincy, MA. Grain Ecosystem has 1 Form D filing on record, $880K raised in total. Ryan J. Letourneau appears as a signatory on the company's filings.

Teammates

Grain Ecosystem · 1

Matthieu BoujonnierDirector

Products

Grain Ecosystem · 1

Digital PlatformSaaS Carbon Management

GRAIN Ecosystem’s digital platform streamlines the design, funding, certification, and verification processes for carbon removal projects. It connects project developers with investors, equipment manufacturers, and industry partners to facilitate seamless transactions and specializes in biogenic waste management, promoting the production of biochar.