Greenstone Overview

Greenstone is an advisory and project development firm focused on providing financial advice on M&A, arranging financings, and providing capital advisory services across regulated industries including water utilities, energy transition, and alternative energy and fuels sectors to developers, regulated utilities and institutions.

Greenstone also operates an active pure-play infrastructure project development business involving (renewable) energy, green hydrogen, and alternative fuels projects across the U.S. Southwest, the U.S. Gulf of Mexico, and the U.S. Pacific.

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Greenstone History

Founded in 2002 as independent M&A advisory firm. Acting for European and U.S. clients. In 2009 Greenstone expanded into energy infrastructure project finance, both as advisor and pure-play project developer.

Advisory Work

  • M&A, Financings, Capital Raising

  • Focus on regulated industries, infrastructure

  • Project Financing and Valuation

  • Project Finance Modeling (tax benefits and credit monetization)

Project Development

  • Utility-scale Solar, Battery Storage

  • Water-Electrolytic Hydrogen (H2)

  • Hydrogen Storage (Salt Caverns)

  • Full array of Federal, State, and local permitting execution and management; interconnection process management

  • Extensive Financial Modeling expertise

Capabilities – M&A & Financial Advisory Transactions

M&A and corporate advisory assignments have included representation of clients in the following business segments:


Regulated Industries, Utilities, IPPs

Airports and Airport Services

Aerospace

Media Services