
Get to know Mark C Sullivan
Realtor
Rhode Island Real Estate Agent | Local Expertise. Proven Results. Personalized Service.
Mark is a results-driven Realtor® based in Rhode Island, dedicated to helping clients achieve their real estate goals through local insight, strategic guidance, and exceptional service. With a deep understanding of the Rhode Island and Southeastern Massachusetts markets, Mark helps buyers and sellers uncover opportunities others might overlook. His approach is ...
Mark C Sullivan's listings & sales (24)
For Sale
Sold (24)
Address | Sold date | Closing price | Represented | Flag Sale |
|---|---|---|---|---|
| 10/16/2025 | $850,000 | Seller | ||
| 9/29/2025 | $735,000 | Buyer | ||
| 5/15/2025 | $380,000 | Buyer | ||
| 4/23/2025 | $474,500 | Seller | ||
| 4/23/2025 | $400,000 | Buyer |
Mark C Sullivan's reviews (11)
Write a review- Highly likely to recommend||5.05.0
10/28/2025 - Amanda Bruun
Bought a Single Family home in 2025 in North kingstown, RI.Local knowledgeProcess expertiseResponsivenessNegotiation skillsMark was absolutely amazing to work with! We spent nearly two years looking for the right home, and he was patient, supportive, and always had our best interests in mind. He really took the time to understand what we wanted and never made us feel rus... - Highly likely to recommend||5.05.0
10/21/2025 - clpssd
Sold a home in 2025.Local knowledgeProcess expertiseResponsivenessNegotiation skillsI have bought and sold multiple houses in multiple states. Mark Sullivan was by far the best realtor I have ever worked with. He is deeply knowledgeable, responds to texts and phone calls quickly, and made the entire process of selling a house so smo... - Highly likely to recommend||5.05.0
7/13/2025 - ginastucchi
Sold a Condo home in 2025 in Ashland, MA.Local knowledgeProcess expertiseResponsivenessNegotiation skillsI had a complicated estate sale and Mark was there to help every step of the process. When things got delayed he negotiated with the buyer and saved the sale. Cannot recommend him enough. - Highly likely to recommend||5.05.0
6/1/2025 - Simon Pun
Bought a home in 2025.Local knowledgeProcess expertiseResponsivenessNegotiation skillsNothing but great things to say about Mark. Very professional, responsive and patient with me throughout the whole process. I’m very picky especially this being my first home; but Mark was there the whole way to guide me through the stressful proces... - Highly likely to recommend||5.05.0
4/7/2025 - Aletta Nagel
Bought a Single Family home in 2024 in West greenwich, RI.Local knowledgeProcess expertiseResponsivenessNegotiation skillsMark is amazing. He was aways looking out for my best interest and he even when to open house when I was not able to attend. I would recommend him to anyone look for a realtor that truly cares about the buyer and what is best for them.










