Strategically positioned at the highly visible corner of Main Street and Myrtle Avenue, this exceptional office opportunity offers a prestigious business address in the heart of Port Jefferson. Combining outstanding exposure, convenience, and a flexible layout, this turnkey space is ideal for professional, medical, consulting, creative, and service-oriented users. The thoughtfully designed floor plan features four private offices, a large conference room, a welcoming reception/lobby area, two restrooms, and a kitchenette. A spacious open work area currently accommodates multiple workstations and can easily be reconfigured to create additional private offices or collaborative workspace. A substantial basement storage area provides valuable ancillary space, and existing furnishings may be available for a seamless move-in transition. The interior has been exceptionally well maintained and features high-end finishes throughout, creating a polished and professional environment. The space is truly move-in ready, offering a clean, modern aesthetic with attractive improvements that require little to no additional investment by a new tenant or owner. Located just minutes from the Port Jefferson waterfront and downtown business district, tenants and visitors enjoy convenient access to a wide variety of amenities, including renowned restaurants, cafés, boutiques, retail shops, banks, professional services, the marina, harbor front parks, and year-round community attractions. The property is also conveniently situated near the Port Jefferson Ferry, providing direct connectivity to Connecticut, as well as the Port Jefferson LIRR Station, offering excellent regional access. The location is particularly well-suited for medical and healthcare-related users, with close proximity to St. Charles Hospital, Mather Hospital, and Stony Brook University Hospital, along with numerous surrounding medical office and healthcare facilities. This outstanding corner location combines visibility, convenience, and flexibility, making it an exceptional opportunity for businesses seeking a prominent presence in Port Jefferson.