A little about me

TJ has been a full-time licensed Realtor since 2017 and brings a deep passion for helping people navigate one of life’s biggest decisions—buying or selling a home. Having personally experienced both sides of the transaction, he understands how emotional and complex the process can be. His ability to anticipate client needs, paired with a proactive and communicative approach, ensures a smooth, rewarding, and low-stress experience from start to finish.

In today’s fast-paced and ever-changing real estate market, TJ is committed to delivering the highest level of professionalism, innovation, and personalized service. He takes pride in going above and beyond, especially in challenging situations, and treats every transaction as if it were his own. TJ genuinely enjoys getting to know his clients on a personal level and is dedicated to the details that make all the difference.

Whether you're buying your first home or selling your fifth, TJ is fully invested in your goals and will be there for you every step of the way—and long after the settlement table. His mission is simple: to make your real estate journey enjoyable, efficient, and successful.

TJ currently lives in Marriottsville, having grown up in Eldersburg/Sykesville and spent nine years living in Baltimore City. He focuses much of his work in these communities. Outside of real estate, TJ enjoys spending time with his wife, two daughters, and son.

TJ Willoughby Headshot Final (square)

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"Worked with Brendon for several months, from casually browsing till closing in Canton. Easy to talk with and a good listener, no pressure to close or go bigger. Quick to respond to questions or setting up showings. Had good recommendations for mortgage brokers, general contractors, etc. that had previously worked well with him. Best realtor I've ever met!"
"Brendon is really knowledgeable about his work and he'll give you great advice. His team is also super professional and proactive"
"Great experience, Brendon and team made everything super simple and helped with every step."
"Selling my home with the SURE sales group was an amazingly easy and enjoyable experience. Andrew Undem and Tara Franke We’re extremely diligent and effective throughout the process. I would highly recommend them to anyone who wants to have their home sold at the best price and in a short amount of time."
"Working with Andrew Undem as our sellers agent was an absolute pleasure! He provided an innovative marketing plan, utilized his superior negotiation skills to secure an above asking price and was attentive throughout the whole sale of our house. Hands down, best realtor you could ever ask for !!"
"Andrew Undem from Sure Group made selling my home smooth and stress-free. He was professional, responsive, and connected me with great contractors to get the home ready at a fair price. Thanks to his expertise, it sold quickly and for a great price."
"I had the opportunity to work with Andrew Undem and I couldn’t have asked for a better realtor, advocate, and supporter. He took the time to find out what kind of house I was interested in, helped show dozens of houses over multiple months, and took the time to educate me about the home buying process. We found a home that perfectly matched my needs and he put together a competitive offer that metRead MoreRead Less
"We feel lucky to have had Andrew represent us in selling our Fells Point home! From the first meeting, Andrew impressed us with his deep understanding of our neighborhood, our specific type of home, and how the current market conditions would factor into the transaction. He was very intentional about coming up with a strategy that was customized to our specific needs, rather than laying out a geneRead MoreRead Less
"It was truly great working with Brendon. He was incredibly communicative throughout the entire process and consistently went above and beyond to make sure both buyers and sellers made it to the closing table. He literally did everything in his power to ensure his clients got the home they wanted. As a fellow agent, I highly recommend his services—he's dedicated, reliable, and a true professional."
"I was a first time home buyer and Brendon went above and beyond to help me through the whole process! He was always quick to respond, knowledgeable, friendly, and assertive when needed. He gave me great advice when putting in my first offer and it got accepted! It went by pretty quick, and we had bumps with negotiations and such. Brendon helped me through the entire thing and we’ve officially moveRead MoreRead Less

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