Meet our Real Estate Realtors:

Donald Rivers
Designated Broker, Owner
Don has been a real estate developer since 1978. Don’s projects include complex multi-million dollar condominium projects, massive renovations, and strategic real-estate development projects. Don founded Rivers By The Sea with his wife Mary in 1981. Rivers By The Sea is a successful full-service real estate agency focusing on sales, rentals, property management and development, and residential mortgage services. Don participates as an active member of the Greater York Region Chamber of Commerce, is a member of the Maine Tourism Association, and is an acting member to the York Beach Renaissance Committee.

Mary Rivers
Broker, Owner
Mary founded Rivers By The Sea Sales and Rentals with her husband Don in 1981. Mary has over 25 years of Real Estate Experience and has many years of experience within the hospitality industry. Mary spent several summers in York Beach before making it her year round residence in 1987. Mary has been involved in many real estate projects through the years and has a true passion for the real estate industry. She is interested in both the small details as well as the large details when positioning homes for sale and has a keen understanding of what a buyer needs in a home; whether it be a starter home, retirement home, or an investment. Mary has three adult grown children and six grandchildren. Mary is a member of the The Greater York Region Chamber of Commerce.

Nancy Donahue
Associate Real Estate Broker
Nancy and her husband Tim have lived lived in York for over thirty-five years and have five children and eleven grandchildren residing in various parts of the country. Nancy has been in real estate for ten years and,all of that time, has been with Rivers By The Sea. She has seen Rivers By The Sea expand from a small, two-person office into a large real estate firm now located in York Harbor. Prior to entering real estate, she was a personnel specialist for the federal government. Call on Nancy to meet all your real estate needs.

Paul K. O'Brien
Sales Manager, Broker
Paul is an Broker and is a member of the National Association of Realtors and Maine Association of Realtors. Paul has over 16 years of business and sales experience and holds a Finance Degree from Bentley College. He lives in York with his wife Lorri and 3 children Paul III, Dolly and Donald.

"Since my wife and I have been involved in different areas of real estate since the day we were married, it made my decision to come to work for the family business an easy one. We enjoy all that York has to offer and we look forward to bringing our children up here in town. What I enjoy the most about my work is helping others find that special place here in the Seacoast area."

Leisure activities: family time, skiing, Patriots football, golf and travel.

Ryan P. Lahey
Associate Broker / Realtor
Ryan has been a member of our real estate team for several years. He started as a rental agent and within a year was promoted to Rental Manager. Ryan is now a member of our disinquished sales team. Ryan's previous experiences as Service Director for two award- winning private club communities in Hilton Head, SC has very much helped his transition into the real estate world. "There can be no argument that cultivating and preserving relationships is the most important thing we do". He resides in York Beach with wife, Leah and daughters, Kathryn and Kayla.