Sistine Castellini

Unlock Your Home's Potential

Umbrella Realty
6890 E Sunrise Dr. Suite 120-112, Tucson, AZ 85750


Tel: 520-544-5197
Cell: 520-544-5197

Markets Served: Tucson, AZ;Oro Valley, Arizona;Catalina Foothills, Arizona;Marana, Arizona;Catalina Foothills, Arizona;

Specialties: Architecturally Significant; Athletes/Celebrities; Buyer's Specialist; Country Club Properties; Eco/Green Properties; Executive Relocation; Gated Communities; Mountain Properties; Senior;

What do Clients Say?

Thank you for helping us purchase our new home. You are a pleasure to work with. We refer you at every opportunity. Many thanks!

buyer clients who purchased in Pima Canyon

Thank you very much for helping us find our home and for being great and professional to work with. We appreciate all of your assistance and support. This is one of the simplest home purchases and mortgage processes that we have had. You and your lender make an excellent team.

buyer clients who purchased in Sabino Springs

Thank you very much for your help in selling my home. All is good and I have given you a good report. It shows very much that you care about your work and your clients. G. Harris

seller client who sold in Sabino Springs

Dear Sistine-Thank you for all your hard work, patience & persistence selling our house. We realize that is part of your job, but we also feel that you went above & beyond, and we truly appreciate it. The Sweets

executive relocation seller clients

Dear Sistine,We love our home and we are so happy that you found it for us. Thank you very much for all you did and for negotiating for us.

buyer clients in Catalina Foothills

About Sistine

As your trusted real estate advisor, I prioritize your needs and interests above all else. I adhere to the highest standards of fiduciary duty – loyalty, obedience, disclosure, confidentiality, and accounting – ensuring your transaction is handled with utmost care and transparency.

To best serve you, I begin by understanding your unique requirements and communication preferences. This allows me to tailor my approach, making the process as simple and seamless as possible. Your satisfaction is my ultimate goal, and I strive to exceed your expectations through clear communication, prompt responses, and open dialogue throughout our partnership.

I also hold the Certified Negotiation Expert designation. This distinction ensures you have a skilled advocate on your side. In addition, I earned the Certified Luxury Home Marketing Specialist designation which allows me to contribute even more knowledge and expertise to the experience of buying and selling homes. Whenever you are ready to make a move, I am ready and available for you.