GRJ is a vertically integrated, Manhattan-based real estate investment and operating platform focused on acquiring, repositioning, and scaling multifamily, mixed-use, and hospitality assets across the United States.
With full lifecycle control—from acquisition through management—GRJ executes with speed, precision, and institutional discipline.
We identify overlooked assets in high-growth markets and unlock value through disciplined execution, operational efficiency, and strategic repositioning.


Ambros is GRJ’s hospitality platform, focused on high-growth coastal and leisure markets underserved by design-forward, experience-driven boutique product.
We create differentiated destinations that blend elevated design, wellness, and operational efficiency—capturing demand where traditional hotel supply falls short.