DBL Partners — Activity | F4

Team Portfolio Raise Read Contact

F4/DBL Partners/Activity

DBL Partners Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Essay

Published thesis essay on scaling sustainability from concept to credibility, arguing that industrial-scale deployment, affordability, and profitability are essential for meaningful climate impact.

Scaling sustainability: Moving from concept to credibility

dbl.vcMAY 14, 2026

MAY 14, 2026

Milestone

Portfolio company Chestnut Carbon named among America's Top GreenTech Companies for the second consecutive year by TIME, ranking 72 spots higher than the prior year.

Chestnut Carbon

Chestnut Carbon DBL Partners

dbl.vcMAR 25, 2026

MAR 25, 2026

Investment

Led Agtonomy's oversubscribed $18M Series B for physical AI solutions in agriculture and off-road industries.

Agtonomy

Agtonomy DBL Partners

dbl.vcOCT 28, 2025

OCT 28, 2025

Investment

Led Fiber Global's $20M Series A to scale a circular building materials platform converting waste into low-carbon construction products.

Fiber Global

Fiber Global DBL Partners

dbl.vcJUN 17, 2025

businesswire.com

JUN 17, 2025