A lifelong Brookhaven resident, Justin Petheram has a deep understanding of the local market and strong community ties. Real estate comes naturally to him, having grown up in a family deeply rooted in this industry, as well as custom home building, and architecture. His hands-on experience and industry knowledge give him a well-rounded perspective on property value and potential, making him an invaluable resource for buyers and sellers.
In addition to real estate, Justin is the owner of Petheram Construction Corp., a company known for its expert craftsmanship and attention to detail. With a strong background in home improvement and design, he helps clients see a home’s potential and understand renovation possibilities. His practical, modern approach ensures that homes are both functional and aesthetically appealing.
In today’s competitive market, having an edge is key. Justin helps clients stay ahead by quickly assessing renovation potential and providing close cost estimates on-site. His deep knowledge of local regulations ensures buyers and sellers understand what’s possible before moving forward, eliminating costly surprises down the line.
Beyond real estate and construction, Justin is deeply engaged in the community, maintaining strong relationships with local professionals, businesses, and residents. His extensive network, expertise, and resources make him an all-in-one advisor, renovation expert, and trusted local resource—a rare combination that benefits his clients in every aspect of the buying and selling process.
Outside of work, Justin has a passion for furniture design and enjoys exploring the waters of the Great South Bay by boat. He is also a classic and antique car enthusiast, appreciating craftsmanship, history, and design in every detail.
