Milly Colahan

Head of Industry Engagement - Manufacturers and Government

Milly leads industry engagement at Rebuilt, building strong relationships with manufacturers, government and key industry bodies to help accelerate practical action on embodied carbon. She works at the intersection of partnership development, sustainability advocacy and market education, helping organisations understand new approaches to carbon measurement and climate reporting with clarity and confidence.

With deep experience across business development, strategic partnerships and go-to-market leadership, Milly has built and scaled commercial relationships across startups, established businesses and purpose-led organisations. Her background includes senior partnership and growth roles spanning sustainability, certification, SaaS platforms and complex B2B markets, giving her a strong understanding of how to bring together commercial value, industry needs and long-term impact.

At Rebuilt, Milly helps connect the platform to the broader built environment ecosystem, strengthening collaboration with manufacturers, government stakeholders and industry organisations. She plays an important role in making carbon reporting more accessible, affordable and actionable, while helping customers see how better data and smarter tools can support both compliance and competitive advantage.