Three Squares Inc. (TSI) is an award-winning sustainability consulting firm that helps governments, corporations, investors, and industry groups reduce their environmental impacts. As a global leader in sustainability strategy, TSI has worked on all seven continents and was the first firm in the U.S. to achieve ISO 20121 certification.
TSI carries a robust client roster and enjoys supporting organizations that embrace sustainable practices, including Nike, Honda, Sony, Universal, Starbucks, and others. The company’s core service areas include:
TSI is committed to achieving excellence in climate action through its own operations. The company sources 100% renewable energy, utilizes energy- and water-efficient technologies, builds entirely vegetarian menus for company events, supports low-carbon commuting methods for employees, and purchases green-certified products made by local, small businesses. TSI fosters sustainable workplace behaviors, including minimizing the use of artificial lights in favor of natural sunlight, utilizing natural ventilation when possible, and powering down all electronics daily. To measure the effectiveness of these efforts, TSI tracks the carbon emissions associated with its business operations.
TSI is certified as a small, women-owned business, Santa Monica Green Business, and Carbon Neutral business.
"Being part of the California's Green Business Program demonstrates a real commitment to accountability. It shows our clients, partners, and community that sustainability isn’t just a value we talk about — it’s embedded in how we operate and lead."
Jaime Nack
President, Three Squares Inc