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Doug Costello

Realtor®

About

With 11 years in real estate, Doug has built his business on trust, integrity, and putting his clients first. Doug knows buying or selling a home is a huge decision, so he focuses on making the process smooth, informed, and as stress-free as possible. Most of his business comes from repeat clients and referrals, which means relationships really matter to him. Doug is known for quick, honest communication, strong negotiation skills, and going beyond what’s expected. Whether answering questions late into the evening or solving last-minute surprises, Doug is always there for his clients. As a local Realtor, he loves helping buyers and sellers reach their goals and building relationships that last. 

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"Working with Graystone was an excellent experience from start to finish. They listened to what we were looking for, showed us the right properties, and helped us navigate the process without feeling pRead MoreRead Less
"From pricing our home to negotiating the final offer, the Graystone team was professional and strategic every step of the way. Their attention to detail and knowledge of the Southwest Michigan market Read MoreRead Less
"Graystone made the entire home buying process feel simple and manageable. The team was responsive, knowledgeable, and always took the time to answer our questions. We felt confident in every decision Read MoreRead Less