Nigel Grier is a systems thinker, sustainability strategist, and founder working at the intersection of ecological engineering, energy efficiency, and post-carbon economics. He develops lawful, resilient economic frameworks that protect the biosphere while strengthening enterprise value. Creator of the Negawatt Economy, Nigel focuses on conservation-based metrics, regenerative finance, and strategic transition planning. Through Grier Group ventures, he delivers sustainability advisory, infrastructure innovation, and ecological intelligence for future-focused businesses navigating global economic transformation.