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Allen Kramer

Allen Kramer

Co-founder at Crux and Mobilize, social impact entrepreneur, angel investor

New York, New York
Joined August 2025

Network

4.3K connections
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Climate & Sustainable Finance
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Crux Team Members
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Ex-Consultants & Entrepreneurs
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Bain & Company Partners
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Venture Capital & Private Equity
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Tech & AI Professionals
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Prod Eng/Design

Summary

Allen Kramer is a serial entrepreneur deeply committed to mission-driven ventures, having co-founded two successful companies. He first co-founded Mobilize, a platform that significantly scaled volunteer mobilization for social and political campaigns, which was later acquired. He then co-founded Crux, a sustainable finance platform addressing the clean energy transition, demonstrating his ability to build and lead impactful businesses from concept to exit or growth stage. frontlines+3
Kramer is recognized for his leadership and innovation in the social impact space, notably being listed on Forbes' 2021 30 Under 30 - Social Impact. His career path, from working with Nobel Peace Prize winner Muhammad Yunus to building companies focused on social good, underscores his dedication to leveraging technology and business models for positive societal change. forbes+2
Beyond his entrepreneurial roles, Allen Kramer is an active angel investor, supporting early-stage companies across various sectors, with a particular interest in climate, decarbonization, mental health, and emerging markets. This reflects his strategic vision for future impact and his involvement in fostering new innovations. askforfunding+1
His intellectual curiosity extends to thought leadership in the future of work and labor markets, evidenced by his writings on Substack. Drawing from his experiences at Assured Labor and Mobilize, he analyzes trends in skill development, talent acquisition, and workforce productivity, positioning him as a forward-thinker in human capital and labor dynamics. substack

Work

Education

Hobbies

Enjoys a wide range of music and running. nonprofitinformation

Notes

LBLucy Bradysaid
AKAllen Kramer
is one of the most thoughtful VCs they've seen actively investing in consumer, hardware, or consumer tech.

Oct 22, 2025