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"Marc and Erin were such a blessing through the process of my wife & I buying our first home. Whether it was them showing us different houses on a moments notice or just offering their advice. We always felt that they were genuinely there for us whenever we needed. I sincerely cannot thank the both of them enough for their support. 10 out of 10 would recommend to anyone looking for a great real estate agent to work with." - CA
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- C.A.
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"Marc and Erin have been nothing but exceptional! They are always willing to show as many homes as needed in order to find you the perfect home!"-CH
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- C. & L. H.
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Marc & Erin are an excellent real estate team whom I had the pleasure to work with on both sides of my transaction. Honest folks who run their business with integrity, are knowledgeable about the market, plus experienced on the transactional side."-KB
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- K.B.
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"Erin Gilmartin helped us find our home extremely fast. Finding a home to buy during 2021 had its own challenges, but Erin made it seem very easy and we are so glad we chose her. She’s very friendly and responsive, and we definitely appreciate what she did for us!"-KJ
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- K.J.
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"Marc and his daughter Erin were great to work with. Very helpful throughout the whole process. I live in another state and the whole process could not have gone smoother. Highly recommend both of them!"JS
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- J.S.
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"Marc and Erin were my buyers agents for my recent home purchase. They are an amazing realtor team. Honest and very knowledgeable and helpful, and I never felt pressured at all in my decision."-KR
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- K.R.
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"They made sure everything went smoothly, accepted our calls at all hours whenever a question came up, and went above and beyond for us! I cannot say enough good things about them! I'm so thankful for them and everything they did for us"-CK
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- C.K.
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"They were great coaches and collaborators when the time came to either make or consider offers. They also followed up and made sure everything was on schedule for closing too. I can’t say enough great things about this team-they are the best!"-CH
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- C.H.
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"Marc sold us our home in November of 2001 and when it came time to sell our home, we never thought twice about who we would ask. I'm sure there are great realtors out there, but I have to brag about Marc. He is very personable, professional, prompt, responsive, accurate and knowledgeable. He offered his personal tools and stated several times, "If there is anything you need, just let me know!" A great realtor who has been around for a long time and knows the market. If you need a reliable realtor, please consider Marc Dempsey! Amazing!"-JB
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- J.B.
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"Marc and Erin were available at a moments notice. They had documents to us for signature as fast as possible. After we had moved into our new residence there was an issue with a couple of the outlets in the house, and they had an electrician to the house for repairs within an hour! No complaints at all! Great professional service! Will recommend to family and friends."-LC
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- L.S.
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"I asked Marc to help me sell my house. Within about two days, the property was valued and listed, and Marc had already done some showings. I received an offer the next day, and we closed about four or five weeks later. All while I lived out of state. I know every sale probably does not go so smoothly or quickly, but it was all due to their effort and work ethic and clear communication. I could not have asked for a more pleasant or effective team. Thank you!" - MW
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- M.W.
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"Our family worked with both Marc Dempsey and his daughter Erin Gilmartin when purchasing our first home in Cheyenne. They were wonderful people to work with and helped us navigate purchasing our first home with both their extensive knowledge on the process and willingness to go above and beyond to answer questions."-SB
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- S. & J. B.
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"The Dempsey Gilmartin team helped us find our perfect first home in a short timeline. Very professional, responsive and detailed. Thank you for the amazing service and help!"-JC
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- J.C.
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"Marc and Erin are AMAZING!!! They were incredibly responsive and communicative, and they held my hand through every step of the process. They are also very friendly and kind. Such a pleasure to work with, and to celebrate with after we closed. This team is exactly what a real estate agent should be." -MW
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- M/W.
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"Marc Dempsey and Erin Gilmartin are amazing Realtors to work with. They have walked me through two home sales and one home purchase. Each time the process was ridiculously smooth and seamless. They are both very professional and personable. They took the time to explain the answers to any questions I had and were extremely patient as well as thorough." -CH
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- C.H.
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"Marc & Erin are beyond amazing. It was very refreshing to know that this dynamic duo had our best interest in mind at all times. Buying a home can be a very stressful time, however Marc & Erin made sure to make our experience is a very pleasant one. Their communication, honesty and integrity make them stand out from all other real estate agents. They’re determined, driven, knowledgeable and well I could go on but if you’re reading this then my best advice would be-CALL THEM RIGHT NOW!"-SC
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- S.C.
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"We worked with Marc & Erin to sell our house and the experience was great! Both were professional, knowledgeable & so friendly and easy to talk to. The communication was awesome! If you want to sell your house and get the best price, call Marc & Erin!"-DZ
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- D.Z.
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State without reservation that Marc & Erin are not just a premier team, they are top-notch human beings who you want helping you to buy or sell real estate."-KB
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- K.B.
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"They were completely on top of every step of the process of home buying and made sure that I was comfortable and happy with everything, going above and beyond to make sure that I was taken care of with the house even after the closing. I’d recommend them 100%."-KR
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- K.R.
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"Marc and Erin were an incredible team to work with! They made the process so easy for us, as we were moving out of state and had to do things a little unconventionally. We would highly recommend them when looking to sell or buy a new home!"-RW
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- R.W.
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"Marc and Erin are the best team! Super helpful and ALWAYS available. When it go to crunch time with repairs to our house the went above and beyond and made sure we sold our house and we’re happy with the outcome. If I buy or sell another house I will be using Marc and Erin again! They are the best!!!"BC
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- B.C.
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"When it came time to sell my parents home we knew the perfect realtor to get it sold. Marc and Erin started by referring all the right people for painting, remodeling, cleaning and staging, hosted several open houses, and spent many hours helping us feel comfortable throughout the entire process. Our house sold in 15 days!!! We couldn’t be more pleased and it’s because of the amazing work Marc Dempsey, Erin Gilmartin and their team did for us!"-DP&ZG
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- D.P. & Z.G.
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"Erin and Marc are the best realtors in the Cheyenne area! Couldn’t have had a better experience!"-DK
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- D.K.
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"Marc and Erin were great to work with. I would recommend them to anyone looking for a house in Cheyenne. In these tricky home buying times, they definitely made me feel very confident in my choice."-JL
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- J.L.
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"We never felt pressured and both were very professional in all aspects of our buying experience. Also, HUGE shoutout to Erin for being so patient with us and always being available to us no matter what time of the day."-SB
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- S. & J. B.
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"Marc and Erin are outstanding people and realtors! They helped us relocate to Cheyenne from out of state and went out of their way to accommodate us. Their knowledge of the Cheyenne area was very helpful. The whole process was seamless thanks to all their hard work on our behalf. We highly recommend Marc and Erin!"-L&B S
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- L.S.
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"They navigated tough markets for me on the buy side (limited inventory) & sell side (runaway interest rate). As people, good listeners & patient. As professionals, detail-oriented & always responsive to calls/questions."-KB
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- K.B.
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"Erin and Marc are simply Amazing! They sold our home in 2 days and the entire process was unbelievably smooth and stress free for us! I cannot recommend them enough!!"-AK
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- A.K.
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"Very knowledgeable and friendly. We used Marc and his team to buy AND sell our house and I wouldn't use anyone else!"-KG
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- k.g.
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"Erin and Marc are amazing! They helped us buy our first house over 2 years ago. They took all the stress and hassles away from us with the whole process and let us enjoy the whole process! We decided to sell our house in December and worked with Erin and Marc again and our experience in selling was no different!"-CK
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Father-Daughter Real Estate Team | Nearly 40 Years of Combined Experience
As part of a father-daughter team with #1 Properties, I am proud to work alongside my dad, Marc Dempsey, bringing clients the benefit of nearly 40 years of combined real estate experience. Together, we have helped buyers and sellers successfully navigate transactions involving residential homes, commercial properties, vacant land, and investment real estate.
Helping buyers is one of our greatest passions. Both Marc and I hold the Accredited Buyer Representative (ABR®)designation, allowing us to provide knowledgeable guidance and strong advocacy throughout the home-buying process. I also hold the Seniors Real Estate Specialist (SRES®) designation, giving me specialized training to help older adults and their families navigate downsizing, aging in place, and major life transitions.
As active real estate investors ourselves, we understand that real estate is more than a transaction—it's often one of the most important financial decisions a person will make. Whether you're purchasing your first home, relocating, investing, buying land, or preparing for your next chapter, we bring practical experience and a client-focused approach to every transaction.
We love working with first-time homebuyers, military families, seniors, downsizers, and investors, helping each client find solutions that fit their unique goals. As a father-daughter team, we combine experience, fresh perspectives, and personalized service to create an exceptional real estate experience from start to finish.
Our mission is simple: to provide trusted guidance, strong representation, and a level of service that earns your confidence for years to come.
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