Positioned prominently along Montauk Highway in the heart of Wainscott, 81 Montauk Highway presents a rare opportunity to lease a highly visible commercial property in one of the Hamptons' most desirable and affluent corridors. Known as the Black Mountain Capital Building, this property offers a sophisticated and professional setting ideally suited for luxury retail, private offices, galleries, design studios, wellness concepts, financial services, real estate, hospitality-related uses, and other boutique commercial ventures. Benefiting from exceptional frontage and visibility along the main artery connecting Southampton, Bridgehampton, East Hampton, and Montauk, the property enjoys outstanding year-round and seasonal exposure to both local and international clientele. The space features a clean, modern aesthetic with strong branding potential in a location surrounded by luxury residences, high-end retailers, acclaimed restaurants, and sought-after lifestyle destinations. Property Highlights Prime Montauk Highway frontage Exceptional visibility and accessibility Located at the center of the Hamptons' luxury corridor Strong daily traffic counts and affluent demographics Professional and polished building presence Excellent signage and branding opportunities Ideal for boutique retail, office, or lifestyle-driven concepts Convenient proximity to East Hampton, Bridgehampton, and Southampton Wainscott continues to emerge as one of the Hamptons' most strategically positioned commercial destinations, offering central access, understated luxury, and close proximity to some of the region's most valuable residential real estate. This is an exceptional opportunity for tenants seeking a refined Hamptons presence in a prestigious and highly visible location.