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Sophie Walker (she/her)

Legal Assistant

With OG since: February 2026

“I am thrilled to be joining Opportunity Green’s legal team! I am passionate about using the law as a tool for systemic climate action, and I look forward to contributing to bold, innovative legal strategies to unlock hidden opportunity and drive meaningful change.” 

Specialist areas:

Climate law, environmental peace-building

About Sophie:

Sophie supports the legal team across its workstreams by contributing to substantive research, drafting and analysis. She assists in the development and implementation of ambitious, effective, climate-focused legal strategies.

Prior to joining OG, Sophie worked at UNEP in the Environmental Security Unit for Somalia, where she focused on strengthening climate, peace and security initiatives through environmental governance and institutional capacity building. She brings experience in complex legal research, policy analysis and working in politically sensitive and fragile contexts. Sophie holds a Bachelor of Laws and an LLM in Environmental Law and Policy. While studying, she volunteered with ClientEarth’s Law, Finance and Systems Change research clinic.