I first got to know Mark as he represented the sellers on a condo I bought in downtown Denver. During that transaction I decided I wanted him on my side of the transactio...

Mark is a thorough professional in every way. We have now used him for several transactions--both as buyers and sellers--and cannot think of a single negative thing to s...

Mark got my Spire two bedroom, 41st floor unit under contract much faster than I expected. I was prepared for six months selling cycle, it was more like six weeks. He wor...

After months of trying to sell my property myself, I listed with Mark Callaghan as I knew he was ranked number one for all Realtors, with any company that serviced downto...

Mark Callaghan is an amazing agent. He helped us buy a 2 bedroom condo and has found great tenants to lease the condo. He has fantastic knowledge of the local sales and r...

Mark was exceptional during our house-buying experience which became challenging with our builder. He is professional, friendly and surely knows his stuff. I would reco...

I had the pleasure of having Mark as my Realtor for 3 transactions. He sold two condos for me and was my representative in buying a home all within two months of each oth...

Mark did a superb job representing us and promoting our building as downtown Denver’s premier high-rise. He was in constant communication throughout the process, forwardi...

Mark did a fantastic job selling our home! He was responsive to all our needs and went over the top in marketing the home. We were able to have it under contract in less ...