Meet Our Team

Brandon Beyer


A lifelong resident of Elizabeth, Brandon has turned a passion for the outdoors into a fast growing land and farm real estate career. Brandon joined the Jim Sullivan Realty team in the fall of 2019, and has closed over 25 million in real estate sales, spanning over more than 4,000 acres in just his first 3 years of business. In February of 2022, Brandon partnered with Jim to become a co-owner of Jim Sullivan Realty.


Through both personal and professional experience, Brandon has gotten to know the people and the land of Jo Daviess, Carroll, Whiteside, Stephenson and the surrounding counties as well as anyone. Brandon is highly motivated, but maintains a low pressure approach towards his real estate clients and takes great pride in being a trusted real estate professional in the area.


Broker / Owner
Cell phone: 815-275-3612
Office phone: 815-947-9040

Jim Sullivan


Jim was one of the original founders of Country Roads Real Estate in Stockton, Il.  Jim has been the top salesman in the Freeport / Galena MLS for sever years, with sales averaging 20 million a year. Jim has lived in JoDaviess County all of his life, and he takes great pride in the friendly people and beautiful landscape the area has to offer.


Jim is no stranger to sales. Before selling real estate, he spent 23 years as a sales representative for Northern Illinois Harvestore where he served on the President’s Council. Jim knows the people and properties of JoDaviess county and the surrounding area better than anyone, and he is eager to help you discover all the beauty and charm of Northern Illinois and Southwestern Wisconsin.


Office: 815-947-9040
Cellphone: 815-266-8302
Fax: 815-947-2193

Cal Bergsma


Cal is not your average realtor. Do not expect to find him in the office sitting behind a desk or in an open house selling homes. Cal has a deep passion for the outdoors and all God’s creatures that call these places home. With either camera or bow in hand he spends his days scouting, hunting and taking pictures of the best hunting and farmland properties the area has to offer. At all times Cal knows what’s available, what’s good, what’s bad and what you should pay.


If you are looking to buy your dream hunting property, you could not possibly find a better realtor to show you what this area has to offer!


Office: 815-947-9040
Cellphone: 815-990-6202
Fax: 815-947-2193

Stephen Henry Clay


Henry is a lifelong resident of Jo Daviess County and enjoys both the community and the magnificent scenery. He is an avid sports enthusiast and enjoys hunting and fishing. He is very familiar with the Jo Daviess County area and the surrounding counties. Previously, he worked for the United States Postal Service for 27 years, serving as Postmaster in the Winslow, Sterling, Stockton, and Crystal Lake, IL communities. Henry began his real estate career in 1985 and joined the Jim Sullivan Realty team in 2009 after his retirement from the Postal Service.


Henry and his wife Karen raised their three children in the Stockton community and today enjoy family gatherings with their kids and grandchildren. Henry lists and sells all aspects of real estate throughout the Stockton, Apple Canyon Lake, Galena and surrounding counties including residential, commercial, farms, and land. Henry looks forward to and is available to assist you with all of your real estate needs.


Office: 815-947-9040
Cellphone: 815-291-7915
Fax: 815-880-8195

Dave Brummond


Dave Brummond honed his negotiating skills as a purchasing agent with The Parker Pen Company and Trek Bicycle. In that capacity he routinely saved his employer thousands of dollars in their transactions. His sales and negotiation skills have consistently positioned him in the top 50 agents in the South Central Wisconsin MLS.


Dave is a lifetime resident of Janesville Wisconsin where he and Pat, his bride since 1976 raised their children. As a Realtor he is very active all across Southern Wisconsin and soon will be expanding into Northern Illinois. Whether you are a first time buyer or old pro to real estate, Dave will help you find or market your property successfully.


Office: 815-947-9040
Cellphone: 608-921-1088

Mike Mahoney


Honesty, Integrity, Dedication & Hard working best describe Mike. Throw in down home common sense & you have an agent that will go above & beyond to help both buyers & sellers. A lifelong farmer in the area with a Commodity Brokers & Branch Office Managers license, Mike really knows the people & area of Northern Illinois & Southern Wisconsin. Selling real estate for the past 16 years Mike has been a perennial top seller in the Freeport/Galena Area realtors association. He is licensed in Illinois & Wisconsin. As part owner of Jim Sullivan Realty Mike is Ready to serve all your real estate needs!


Office: 815-947-9040
Office Fax: 815-880-7818
Cellphone: 815-266-1129

Katie McPeek


Born and raised in Stockton, IL Katie returned home after attending Loras College and St. Ambrose University. Katie is married and has 4 rambunctious kids. She is very focused on community and keeping the small towns of Northwest Illinois great places to live. She became a licensed agent in 2006. Enjoying the pride of first time buyers, assisting clients in upsizing or downsizing their homes as their lives change and recognizing the charm and uniqueness of each piece of real estate are just a small part of why Katie loves her job. She prides herself in listening understanding the needs of buyers and sellers to ensure that they leave the office happy. If you are interested in making a “move” in the real estate world, give Katie a call.


Office: 815-947-9040
Office Fax: 815-947-2193
Cellphone: 815-821-1322

Karen Clay


Karen has lived in Northwest Illinois her entire life and knows this is a wonderful area to both live and raise a family.  Many people remember her as Karen of Karen’s Kitchen & Catering in Stockton which she owned and operated for over 15 years.  Karen joined the Jim Sullivan Realty team in 2012 after her tenure at Karen’s Kitchen.


Karen and her husband Henry enjoy spending time with their 3 children and their families.  She feels both customer service and attention to detail are a must in the real estate field.  Karen lists and sells all aspects of real estate and looks forward to working with you to find your perfect property and next home.


Cellphone: 815-291-7917

Sadie McGowan


Sadie grew up in Lena, IL and obtained a BA from Wartburg College and a MS from University of North Texas. She moved back to the area and became a licensed agent after living in Dallas, TX for 10 years. Sadie truly enjoys helping others navigate through the home selling & buying process.


If your looking for a patient agent who will go above and beyond to help you in your search or sale, give Sadie a call!


Cellphone: 940-674-5339

Hank Holm


If you’re looking for a hardworking realtor with your best interest in mind, look no further. Hank is young, energetic, and ready to go to work for you! He has learned hard work and dedication from the dairy farm he was born and raised on. To this day he continues to manage the farm and his own auction business.


Hank will work all hours of the day for you, so give him a call any time! He looks forward to hearing from you soon!


Cellphone: 815-297-5192


Stefania Pepple


Stefania lives in Galena, IL, and would love to find you a first or second home in Galena, The Galena Territory, or anywhere in Jo Daviess County. Originally Stefania is from the Chicago suburbs. But she moved to Galena to raise her children and to enjoy a better quality of life with her husband and family in Galena.


When she is not showing real estate, she is operating her successful four-bedroom luxury vacation rental in The Galena Territory. Her experience with investment properties and vacation homes is an asset for anyone looking to invest or while buying or selling a second home.


Stefania provides professional photography for all of her property listings, promotes her listings through social media, and advertises her listings aggressively online in addition to listing on the MLS. Call Stefania today is you are looking for your dream home, a second home, an investment property or if you’d like to sell your home faster.


Cell phone: 815-238-2445
Fax: 815-947-2193

Justin Bauer

Born and raised in Elizabeth, IL, Justin has lived his entire life in Jo Daviess County. As an outdoor enthusiast, Justin has spent his time hunting, fishing and enjoying everything else that beautiful Northwest Illinois has to offer. New to Sullivan Realty in 2022, Justin is excited and motivated to find the perfect property for you.


Office: 815-947-9040

Cell: 815-858-4340


Miranda Harmston

Miranda was born and raised in a small town community in Carroll County and now resides outside of Stockton, IL. The morals and personability from being raised in a farming community is what has shaped Miranda today. She has a strong agriculture background and enjoys all time spent outdoors whether that’s hunting, fishing, or riding her horses.


Miranda is new to the Sullivan Realty team and joined in fall off 2022. Give Miranda a call today to set up an appointment, she would love the opportunity to get to know you.


Cell: 815-291-2440


Hope Linker Jobes

Hope grew up on a farm in Carroll County and now resides in Davis, IL with her husband, 3 Labrador retrievers, and a baby on the way.


With a Communications degree and her own marketing agency, she is excited to bring those skills to real estate and help future clients buy and sell their properties fast by sharing them with her network of nearly 35,000 people and businesses online.


Contact Hope today if you have a goal to buy or sell property in 2023.


Cell: 815-994-1917


Mark Jogerst

Mark began working on a Jo Daviess County dairy farm at a very early age, where he learned the importance of a strong work ethic and supporting the local agricultural communities. During his time on the dairy, Mark discovered a passion for real estate with a natural eye for interior design. With the sale of the dairy herd in 2017, Mark turned his attention toward farming on a smaller scale while also working towards a career that supports his passion in real estate. In 2023, Mark joined the Sullivan Realty team ready to serve as a local real estate professional with a philosophy of providing excellent customer service delivered with honesty and integrity.


Cell: 608-778-6477


Steve Fricke

If you are looking for a connected realtor, call Steve. A lifelong resident of Stephenson County, Steve grew up on the family dairy farm and continues to farm in the German Valley area. He currently serves on the Stephenson county board and as President of the County Farm Bureau. Steve and his wife are both retired teachers from the Freeport school District and have enjoyed helping many students over the years find that special place to call home. In his spare time Steve enjoys motorcycling and spending time with family and grandchildren on the family farm. If not there, he can also be found serving at his church, Grace Valley Christian Reformed church. Steve enjoys working with those clients looking for rural, agricultural or recreational land in Northwestern Illinois.


Cell: 815-275-0476


Colleen Fejedelem

Colleen brings over twenty years of experience in the construction industry having owned a successful, union masonry company with her husband in addition to building and renovating homes in the Chicagoland suburbs.  This experience helps Colleen see a home as it is as well as what it can be.

This unique skill set helps Colleen assist clients in finding not only the turn key, dream homes but also the diamond in the rough. She has been working with clients to find and remodel their dream home for several years in the Chicagoland suburbs and has recently partnered with Sullivan Realty to bring her vision to the Apple Canyon Lake and surrounding areas.  In 2013, Colleen and her husband worked with Sullivan Realty to purchase a farm and enjoyed the process so much that selling land became a new dream for her.  Colleen and her family began spending more and more weekends at the farm and began meeting the great people of Jo Daviess County. The rolling hills, friendly neighbors and mewing cows was such an attraction, it led them to purchase a home in Apple Canyon Lake community.  Although she is not a native to the area, she is experienced in being a newcomer and understands the attraction to the ACL community.

Colleen has built valuable relationships with the people of Jo Daviess County as a land and farm owner and as a resident of Apple Canyon Lake and she looks forward to working with clients that wish to do the same.  Colleen listens to her clients’ dreams, helps understand and create a vision with them and works diligently to make that vision into reality.

When Colleen is not working with clients she can be found playing with her German Shepherd on the farm or enjoying the amenities that the lake has to offer with her family.


Cell: 630-546-5779

Office phone: 815-947-9040


Kayden Schubert

Having grown up and lived in the Stockton area his whole life, Kayden has been able to get to know a great deal of people in Jo Daviess, Stephenson, and surrounding counties. Through his easy-going, laid back personality, he’s been able to build a strong reputation as a respected member of the community and a trusted real estate professional. With a long line of work experience in customer service, Kayden highly values the importance of making sure everyone is happy at the end of a transaction.

Kayden prides himself in his personalized approach to real estate sales, which is credited to his strong communication, attention-to-detail, and knowledge of the area. With a business degree from Highland Community College, along with his love for marketing and personalized sales, Kayden is very passionate, hardworking, and someone who will make sure all of your real estate needs are being met.


Cell: 815-291-3943

Office phone: 815-947-9040


Derek Doty

Derek has lived in Jo Daviess county his whole life, growing up enjoying the outdoors through activities such as hunting, fishing, and saw-milling lumber. This has given him a strong appreciation of all that the land has to offer.

Derek lives in Galena, IL with his wife and dog, Baxter. For the past 8 years, he has worked as a power lineman, which has allowed him to explore much of the surrounding area, and he is always keeping an eye out for interesting properties. He has a passion for any and all types of real estate, which provides him with a strong understanding of availability and market values. He is motivated to find the right fit for his clients, no matter what that may be. Give Derek a call, he is looking forward to helping you find your dream property!


Cell: 563-581-7799