Jeff Stein

Active Investor

Senior Vice President of Corporate Affairs at Casella Waste Systems, Inc.

Boston, Massachusetts

Jeff Stein, Senior Vice President of Corporate Affairs at Casella Waste Systems, Inc. is an active investor based in Boston, Massachusetts. This profile covers what Jeff Stein backs, at which stage, and how founders can reach out in 2026.

Investor type: Angel
Stages: Pre SeedSeed
Invests in: SaaS & EnterpriseConsumer & RetailClimate & EnergyDeveloper Tools & DataMobility & LogisticsSupply Chain & LogisticsMedia & ContentMarketing & AdTech
Location: Boston, Massachusetts
Typical check: $150K
Past investments: 1

Notable investments

Massachusetts Technology Collaborative

How to reach Jeff Stein

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Frequently Asked Questions

What does Jeff Stein invest in?

Jeff Stein invests in SaaS & Enterprise, Consumer & Retail, Climate & Energy and Developer Tools & Data, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.