Alex Lamb, Managing Partner at Arjuna Capital is an active investor based in Manchester, Massachusetts. This profile covers what Alex Lamb backs, at which stage, and how founders can reach out in 2026.
Alex Lamb oversees the development and management of investment products that target positive social and environmental impact with competitive returns, with over 17 years of experience in impact and E
Alex Lamb invests in Climate & Energy and Impact & Social Enterprise, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- Climate & EnergyImpact & Social Enterprise
- Location
- Manchester, Massachusetts
- Typical check
- $3.8M
How to reach Alex Lamb
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Round Funded. "Alex Lamb." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/alex-lamb
Frequently Asked Questions
Who is Alex Lamb?
Alex Lamb, Managing Partner at Arjuna Capital is an active investor based in Manchester, Massachusetts. Alex Lamb invests in Climate & Energy and Impact & Social Enterprise, typically at Early Stage Venture and Late Stage Venture.
What does Alex Lamb invest in?
Alex Lamb invests in Climate & Energy and Impact & Social Enterprise, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Alex Lamb invest at?
Alex Lamb typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Alex Lamb's typical check size?
Alex Lamb typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.