Welcome to St Joseph Group!

Licensed in Illinois and Wisconsin, St Joseph Group is the advocate of choice for your Illinois and Wisconsin real estate needs. We utilize our amazing network, innovative strategies, market research and technologies to help you discern the real estate move that is right for you.

St Joseph Group provides each client with confidentiality and the necessary determination to make the process of home buying and selling as painless and short as possible. With over 20 years experience in buying, selling, rehabbing, sourcing, and property management in both Illinois and Wisconsin, we understands the diverse nature of entering a new real estate endeavor and the emotions, dreams and expectations that are part of it.  

St Joseph Group has been blessed to garner many long lasting and fulfilling relationships by providing only the highest level of integrity and service. Your referrals are the life blood of our business success.

Whether it is your first home, a new space for your growing family, a summer home in Lake Geneva Wisconsin, investment in land, or a place to retire & find rest for your soul, St Joseph Group has the skill, integrity and heart to exceed your expectations.

Did you know that Keller Williams is Worldwide? With so many relocations throughout the USA, London, & Asia, we at St Joseph Group teamed up with Keller Williams to offer you the unparalleled resources to find your dream home or rental in Europe, Central and North America, Asia, and Australia!

Go to St. Joseph with us! You will find a dedicated, energetic, & focused broker to represent you. Please give us a call for a no obligation assessment of your needs!

I do not discriminate on the basis of race, color, religion, national origin, gender, age, disability or familial status.  I am pleased and proud to help anyone in buying or selling real estate!

Looking to buy? Be the first to know! Our listings are faster than Zillow. Call today for a private, personal showing.


Zina O’Callaghan

  • Licensed REALTOR® and Broker
  • Resort & Second-Home Specialist (RSPS)
  • Accredited Commercial Practitioner  
  • Certified Staging Consultant


(847) 975-9425 | Zina@gotoSTJOSEPH.com 

Member of :

  • Member of the Commercial Alliance Forum
  • National Association of REALTORS®
  • Wisconsin REALTORS® Association.
  • The Lakes Area REALTORS® Association
  • NAR Resort & Second-Home Specialist
  • Mainstreet Organization of REALTORS®
  • Fontana Garden Club
  • Wisconsin Master Gardener Volunteer