Tankhouse

About Tankhouse

Tankhouse is a real estate operator. Tankhouse operates in New York City, New York. Its investment focus is on Condominiums and Multifamily - Ground-up.

Tankhouse is a Brooklyn-based real estate development firm founded in 2013 by Sam Alison-Mayne and Sebastian Mendez. The company operates as a privately held developer with a small team of approximately 2–10 employees and more than 30 years of combined experience across architecture, urban planning, development, construction, and finance. Tankhouse integrates design, development, and construction expertise within a single platform and focuses primarily on projects in New York City, particularly Brooklyn. Since its formation, Tankhouse has concentrated on multifamily residential, condominium, and mixed-use developments. The firm is known for projects such as 450 Warren Street, Nine Chapel, 144 Vanderbilt Avenue, and 450 Union Street. These developments include residential buildings ranging from boutique condominiums to larger mixed-use projects, with 450 Union Street encompassing approximately 220,000 square feet. The company’s portfolio emphasizes urban infill development, residential communities, retail integration, and neighborhood-oriented design solutions within Brooklyn’s established and emerging districts.

Principals at Tankhouse

Recent activity at Tankhouse