Tim has been consistently recognized for excellence in real estate, ranking in the RealTrends Top 1.5% of Agents Nationwide out of over 1.4 million licensed professionals. He is also a proud member of the Baird & Warner Founders Club, placing him in the Top 1% of all agents, and has earned a place in the President’s Club as a Top 100 Baird & Warner Agent. Locally, Tim is a Top 2 Agent in the Orland Park Office.
Licensed in Both Illinois and Indiana, Tim has closed over $200 million in real estate transactions since 2009, representing buyers, sellers, and tenants across a wide variety of property types. His expertise spans single-family homes, townhomes, multi-unit buildings, commercial properties, vacant land, and more—serving both Chicago and its surrounding suburbs, as well as Northwest Indiana.
"What area do you cover?" My answer is simple: Wherever you need me.
Tim has had the privilege of helping clients across a vast number of communities. Whether it’s a high-rise condo in downtown Chicago, a suburban home in Naperville, or a lakefront property in Indiana, his local expertise is as broad as it is deep. And if you're buying or selling outside Illinois or Indiana, he can connect you with trusted agents in all 50 states, I have listed and closed properties in the following areas below:
Lincoln Park, Lakeview, Roscoe Village, Old Town, Gold Coast, West Town, West Loop, Fulton Market, Wrigleyville, Uptown, Lincoln Square, North Center, Logan Square, Humboldt Park, Ukrainian Village, Smith Park, South Loop, Pilsen, Bridgeport, Streeterville, River North, Albany Park, Avondale, Ravenswood, Old Irving, Mount Greenwood, Beverly, Jefferson Park, Portage Park, Edison Park, Edgewater, Buena Park, Morgan Park, Bridgeport, West Lawn/Midway
Wilmette, Deerfield, Lincolnshire, Lake Forest, Glenview, Northbrook, Arlington Heights, Mount Prospect, Evanston, Park Ridge, Glen Ellyn, Downers Grove, La Grange, La Grange Park, La Grange Highlands, Clarendon Hills, Western Springs, Hinsdale, Riverside, Oak Brook, Naperville, Lisle, Westmont, Lombard, Willowbrook, Itasca, Elmhurst, Wheaton, Willow Springs, Darien, Woodridge, Lemont, Aurora, Oswego, Orland Park, Orland Hills, Palos Park, Palos Heights, Palos Hills, Burbank, Oak Lawn, Evergreen Park, Lockport, New Lenox, Mokena, Frankfort, Joliet, Plainfield, Schaumburg, , Tinley Park, Oak Park, River Forest, Homer Glen, Manhattan, Oak Forest, Crestwood, Channahon, Minooka, Crest Hill, Romeoville, Bolingbrook, Blue Island.
Long Beach, Beverly Shores, Michigan City, Rolling Prairie, Crown Point, Dyer, St John, Cedar Lake, Munster, Highland, Middlebury, LaPorte, Valparaiso, Chesterton, and South Bend.
A Strong Foundation in Business and Construction
Tim brings a unique blend of marketing expertise and construction knowledge to every transaction. With a Bachelor of Science in Business Marketing from Eastern Illinois University and years of hands-on experience in both commercial and residential contracting, he brings a strategic and informed approach to every client relationship.
Rooted in the Community
A longtime resident of Orland Park, and also Chicago, for 20 years each, Tim knows the nuances of each neighborhood and suburb he serves. Whether you're buying your first home, upgrading, investing, or selling, Tim tailors his strategy to fit your goals and walks with you every step of the way.
Ready to make your next move? Let’s talk.
Licensed in Illinois & Indiana | Referrals available in all 50 states
Thank you, Tim, for making our experience less stressful. Having you and your team who worked together seamlessly made the entire process easier. Your knowledge of the market and understanding our needs, landed us in a great location and lovely home. We can’t thank you enough!
Tim was the ideal partner for us to find our dream home. He came highly recommended and then surpassed our already high expectations. Tim is clearly deeply committed to the happiness of his clients. He communicates clearly & swiftly. He is astute and tuned in to the market on all levels. He is a talented negotiator and proactive in his approach, without being aggressive or applying too m...
We are moving from Michigan to Illinois to be closer to family. We wanted an agent who would work for us as buyers, had knowledge of the Illinois market, and would be willing to communicate clearly with a long distance move. We have a friend who is a realtor in Michigan who was able to recommend two different agents. Tim was hands down the best qualified and quickly got to work finding p...
I'm still wondering about the furniture. But other than that a great experience.
Tim Sullivan was extremely knowledgeable and responsive. His positive attitude and straight forward approach made the home buying experience much easier.
Tim went over and above what one would normally expect from a realtor, He made sure we were aware of each next step and advised us on what needed to be done before, during and after the sale. We would highly recommend him to anyone who is looking for an honest, thoughtful, accessible professional. He is prompt in responding to any concerns and willing to jump in and help whenever asked. ...
Tim went over and above what one would normally expect from a realtor, He made sure we were aware of each next step and advised us on what needed to be done before, during and after the sale. We would highly recommend him to anyone who is looking for an honest, thoughtful, accessible professional. He is prompt in responding to any concerns and willing to jump in and help whenever asked. ...
Tim knew the market, and was really helpful in determining an appropriate price for the properties. He is very hands on and direct. He is reachable and gets answers promptly. We were very happy with his service and would recommend him highly.
Tim is a great realtor and a huge player in the industry. His knowledge and skills got us our house without going over budget and really honed in on what we wanted out of out home. Tim saw the process through to the finish line. Hes your guy for buying and selling!
Working with Tim Sullivan from Baird & Warner was nothing short of outstanding. From our first conversation, Tim made it clear that his top priority was helping us find the perfect home—not just any home, but one that truly fit our needs, lifestyle, and goals. He took the time to listen, asked thoughtful questions, and genuinely worked to understand what mattered most to us in this hom...
Working with Tim Sullivan from Baird & Warner was nothing short of outstanding. From our first conversation, Tim made it clear that his top priority was helping us find the perfect home—not just any home, but one that truly fit our needs, lifestyle, and goals. He took the time to listen, asked thoughtful questions, and genuinely worked to understand what mattered most to us.Tim went ab...
Tim is truly excellent! You will never meet a more hard working, genuine,and attentive agent than Tim. The very best to work with from start to finish.
Tim Sullivan made the process beyond simple for my family. He is an asset to your company and displays the highest caliber of professionalism. I would use him in any future endeavor, and will recommend him frequently.
Tim Sullivan was excellent to work with. He kept me well informed , and was always available to call when I had question. He certainly made selling my home so easy. I would recommend him to anyone selling their home.
Tim was absoloutely phenomenal to work with during the entire home-buying process! He is super responsive and will do whatever it takes to make sure you get what you would like. He went above and beyond to ensure my offer stood out and was ultimately accepted. He made what could have been a very stressful experience super smooth and easy. I would highly recommend anybody looking to buy o...
Tim Sullivan has rented my condo in Lemont, Illinois. He has renewed the lease a number of times without additional compensation, even though I’ve tried. I live out of state and he has handled everything for me, no questions asked. He even found a great handyman for me! He’s professional, personable, accommodating, and from his FB pics CUTE! Yes, call him; whatever real estate issue ...
Tim assisted us in both buying and selling. He was very patient with both my husband and myself. He heard our concerns and responded to us. Sometimes he was a little delayed in getting back to us but never during the critical times involving our buying and selling process. I appreciated his efforts and help. I would definitely recommend Tim.
Awesome realtor. Super responsive. Very knowledgeable. Tim offers insight and answered questions that we didn't even think to ask. He is honest and open about anything and everything you would need to know when purchasing a house. Thank you, Tim!
Very happy with everything and especially selling our house in less than a week . Tim kept us updated always . Tim was on top of everything we had no worries great realtor
Tim Sullivan has great energy, great enthusiasm great communication skills, and excellent motivation. he sticks up for his client and defends every decision we make. I don’t know what we would have done without him. we just can’t thank him enough for his expertise.
Tim is as good at what he does as anyone in the area. Sold my place well above what I thought we'd get and helped negotiate the new purchase down. He's knowledgeable, responsive, and consistently goes above and beyond for his clients. He will not let you down.
Tim was very professional and responsive to all of our inquiries. He was also very supportive during the entire sale process.
Tim is the absolute best! My husband and I were buying our first ever home, and Tim helped us every step of the way. He gave awesome insight when we were viewing homes, and was attentive to the questions we had. With his expertise, we were able to land the most amazing house that was perfect for us. We will forever refer Tim to anyone we know who is ready to purchase their home!
Tim is a real pro. We can’t recommend him highly enough. He stepped in and helped us sell our family home for so much more than we expected and in a timely manner. All thanks to his expert advice on everything from pricing to marketing strategies to understanding exactly what prospective buyers in our neighborhood were looking for. The whole experience went smoothly, with Tim handling ...
As expected, Tim was very professional and we were glad to have his experience as our closing process was quite bumpy due to the buyer's lender. He provided excellent advice on what needed to be done prior to selling and during the entire process. We would definitely recommend Tim without hesitation. Thank you, Tim.
Tim is a real pro. We can’t recommend him highly enough. He stepped in and helped us sell our family home for so much more than we expected and in a timely manner. All thanks to his expert advice on everything from pricing to marketing strategies to understanding exactly what prospective buyers in our neighborhood were looking for. The whole experience went smoothly, with Tim handli...
Tim is a real pro. We can’t recommend him highly enough. He stepped in and helped us sell our family home for so much more than we expected and in a timely manner. All thanks to his expert advice on everything from pricing to marketing strategies to understanding exactly what prospective buyers in our neighborhood were looking for. The whole experience went smoothly, with Tim h...
Tim was extremely responsive and attentive to what I was looking for in a rental property. He had multiple suggestions for me everyday and constantly updated the search due to a few changes on my end. Thanks Tim!
Couldn’t be happier with Tim Sullivan. He works hard for his clients. His guidance and knowledge through both the buying and selling processes were extremely helpful.
I honestly can't say enough good things about Tim. During this entire process he listened carefully, responded promptly, and answered all of our questions in a way that made us feel confident in our decisions. His ability to establish professional relationships with all of those involved in the real estate process is unlike any other real estate professional that I have met. Tim is a nat...
I honestly can't say enough good things about Tim. During this entire process he listened carefully, responded promptly, and answered all of our questions in a way that made us feel confident in our decisions. His ability to establish professional relationships with all of those involved in the real estate process is unlike any other real estate professional that I have met. Tim is a nat...
Tim was great. Helpful, knowledgeable, and always ready to assist in the home search.
Tim Sullivan was a pleasure to work with throughout the entire process. I think his most admirable trait was he always gave his honest opinion. If he saw something at a house that he didn't like he made sure to point it out. He gave realistic advice on costs associated with fixes needed in a prospective house and always had my best interest in mind throughout any negotiation. I would HIG...
As expected, Tim was very professional and we were glad to have his experience as our closing process was quite bumpy due to the buyer's lender. He provided excellent advice on what needed to be done prior to selling and during the entire process. We would definitely recommend Tim without hesitation. Thank you, Tim.
Timothy is the best real estate agent. He took a bunch of incongruent wish list items and found me a house that met everything. He is extremely knowledgeable about real estate and showed me the good, the bad, and the ugly of all of the houses we viewed. I felt confident and protected knowing I had Tim helping me through the entire process. He even helped when the other real estate agent ...
Tim was extremely responsive and attentive to what I was looking for in a rental property. He had multiple suggestions for me everyday and constantly updated the search due to a few changes on my end.Thanks Tim!
Tim was a pleasure to work with. I asked Tim for unusual requests because I don’t live near my rental. He fulfilled all I asked for and more. I felt I could relax and Tim would handle it.
Tim is a terrific advocate for his clients. He has handled multiple listings for us and has always exceeded our expectations. He is an excellent communicator and helped us sell our properties quickly. Highly recommend!
Tim was great to work with and helped with getting the property closed as quickly as possible. He also gave input on which offer would be best to move forward with my interest in mind. I would definitely recommend Tim and Baird & Warner to anyone.
Tim did an exceptional job selling my home quickly. He priced it well and handled all my questions in a timely manner. I would Highly recommend Tim to anyone looking for an excellent realtor.
Tim was an excellent agent of our during both the sale of our condo and purchase of our home! He was very invested in listening to us and delivering a product that we wanted. Tim was also knowledgeable about various requests that were made from the buyer that were abnormal and (along with our lawyer) helped us think through how best to negotiate the deal. Huge thanks to Tim for helping m...
Working with Tim was amazing - he is incredibly knowledgeable and extremely responsive. He was patient with all of our questions and concerns and always took the time to walk us through our decisions and questions. He also has a lot of helpful knowledge in terms of contracting/construction, etc. which is very useful when you are looking at older homes. I couldn't recommend him more!
Tim incredibly knowledgable and so easy to work with. He is kind, professional, and prompt. He was thorough in learning what we were looking for, and offered good insight on prospective places. We're looking forward to working with him again when the time comes, and would happily recommend him!
Tim was there, every step of my first time buying experience! Any weekend I needed to check out properties, we went without hesitation. If there was anything that I ever needed throughout the entire journey, Tim was there to help me with that no matter what. If we needed to find out answers about specific questions that I had, we were able to figure them out. I was looking for a home for...
Tim Sullivan at Baird and Warner is an excellent agent. He sold a difficult to move property for me with my minimal involvement. He is persistent and goes above and beyond. We will definitely use him for future sales!
Thanks Tim , you did amazing work from beginning to end . You made it easy for us to sell our house and we even got more then we expected .
Thanks Tim , you did amazing work from beginning to end . You made it easy for us to sell our house and we even got more then we expected .
Tim Sullivan at Baird and Warner is an excellent agent. He sold a difficult to move property for me with my minimal involvement. He is persistent and goes above and beyond. We will definitely use him for future sales!
Tim did a great job finding my new home in a difficult buyers market. He understood what I wanted and moved quickly to get a signed contract on a home that was not originally on my list. I consider myself lucky to have found a great home in a short time with Tim.
Tim did a great job communicating with me to ensure I found the home I am looking for! I highly recommend him to anyone looking in the Chicagoland area!
This is my 4th transaction with Tim in the last 4 years. I will never use anyone else. Let me be frank. If I had a daughter it would be my pleasure to offer her hand to Tim. Unfortunately I don’t so my girlfriend will have to do.
Great agent. He was on top of everything and made it easy throughout the entire process
Tim took care of everything from start to finish. He is very knowledgeable and works hard for his client. He helped me navigate a sale and purchase all during a pandemic, highly recommended
Anyone who requires the services of a real estate company and/or a real estate agent, has many to choose from. I'm sure there are many good ones out there, perhaps some are very good. And then there are the best of the best. Those that really shine and are totally dedicated to their chosen profession, That typifies Tim Sullivan. No need to look further as it will be difficult to find a h...
Anyone who requires the services of a real estate company and/or a real estate agent, has many to choose from. I'm sure there are many good ones out there, perhaps some are very good. And then there are the best of the best. Those that really shine and are totally dedicated to their chosen profession, That typifies Tim Sullivan. No need to look further as it will be difficult to find a h...
Tim is an outstanding realtor who went above and beyond for our family. He was a great support to us during an extremely difficult time. Tim is professional and kind. We are forever grateful to Tim for his hard work, knowledge, and dedication.
Tim did an amazing job throughout the whole process with the purchase of my new home. Painless. He is a pleasure to work with. Highly recommend.
Tim was unreal to work with. He showed us multiple houses the same day they went on the market. The houses shown were very specific to the guidelines we laid out. I would strongly recommend Tim Sullivan to anyone looking for a great experience!
Tim is a pro! Working with Tim exceeded my expectations! My wife and I were first time home buyers and Tim guided us through the entire process. He was knowledgeable, communicated at a high level, and kept us on track to meet our goal. We are so thankful to have been referred to Tim.
Worked with Tim on prior leases and he would always be available and responsive to questions or concerns. Definitely will be working with Tim in the future. Very dedicated to his work.
Tim is sharp, well connected, professional, prompt, experienced, down-to-earth, understanding and available. Can’t reco him enough.
Tim was a wonderful agent to help us find our new home. He was sharp, had quality contacts, got things done quickly and professionally, was understanding with what we were looking for and down-to-earth, lighthearted and fun when it mattered. I can't recommend him enough.
Tim Sullivan was fantastic to work with. He went above and beyond at every opportunity. I would recommend him to anyone and everyone.
Great agent. He was on top of everything and made it easy throughout the entire process
Tim was absolutely fantastic. He bent over backwards to make sure we had everything we needed at every point in our experience. We'll never recommend anyone else ever again. You should work with him.
Tim was extremely accommodating and patient with us. We originally went into the process as a first time home buyers with little knowledge. He provided great insight on the process and helped us figure out what properties were a good value. On the patience side, we weren't best at narrowing down our search much, but actually expanded the locations that we were looking. He was very flexib...
Tim did a great job and would recommend him to anyone.
Tim was extremely professional and knowledgeable and went above and beyond what any other realtor would do. Won’t work with anyone else ever again.
Tim was great to work while I purchased my first home! He was super patient, friendly and answered all my questions. He's knowledgeable about the Chicago area so he's a great resource in finding a home in an area that fits your lifestyle. I highly recommend working with Tim on finding your home!
Tim was really great to work with and made the process of both buying a new condo and selling my old condo unbelievably easy! He was always responsive, helpful, and ensured all my questions were answered. I truly appreciate all his support and expertise during this process and will definitely recommend him to my friends!
Tim Sullivan was great! He was dedicated, knowledgeable, prompt, professional, and thorough. Would recommend Tim to anyone looking for an agent in the market.
Tim Sullivan was extremely professional, prompt, and easy to get ahold of when needed. He was eager to answer questions and walked us through the entire process.
Thanks so much Tim for making the sale of our home of 26 years so very easy! You advised us what had to be done, kept in touch, answered all our questions as we went along. So grateful for all your time and expertise in getting us under contract in 14 days! We look forward to the next step when you help us close on our new home, which we found with your help also!
Tim Sullivan was an excellent agent. He gave us very good information to get the condo ready for sale, he knows how to set up the home for the sale and knows the market very well. Tim also was very quick to get buyers into the condo for their viewing. I would highly recommend him to anyone looking for an agent.
Tim Sullivan is so damn good at what he does. If I was a woman I would demand he put a baby inside of me. Tim Sullivan deserves a raise, a corner office, and a bronze life size statue erected in his honor.
Tim Sullivan made a very tough a stressful situation for myself and my stepfather so smooth and easy. We had an empty lot in a beautiful wooded area to sell. His knowledge of the Palos Hills area and positive determination was a gift to us. The closing was quick and I am very grateful to have been referred to Tim for our real estate needs.
Tim was Great to work with. Would definately seek him out if we are Ever in the market. Would highly recommend him to family and friends .
Tim was not only extremely knowledgeable in his expertise but he was also very honest and caring with his clients. He pointed out things we never would’ve thought to look for (good/bad) and did his research on the neighborhoods to make sure it had what we were looking for. He arrived early at each appointment and got familiar with the house. We absolutely loved working with Tim and are...
Tim was very helpful and knowledgeable. He was able to sell my home within 10 days.
I enjoyed working with Tim because he is enthusiastic, reliable and honest. It was a pleasure to do business with you, Tim!
When Tim Sullivan dies I bet he rises from the dead and sells 4 houses on the third day after his death.
Tim’s the best.
We couldn't have been more impressed with Tim's level of knowledge and service in our home selling process. As first-time sellers, Tim had such patience with us, explaining everything along the way. He was able to get a ton of traffic through our place, guide us through decisions, and get a great price for our home in the ideal timeline we hoped for at the start! Everything went off with...
Tim was great to work with and was very thorough throughout the entire process. We would able to see homes quickly when we were looking for a new home as well as show our home that we had listed on the market and had it under contract in a few weeks. I would highly recommend Tim to any family or friends looking to buy or sell!
Tim was the best! He had my condo under contract within 2 weeks!
Tim is the only agent to use! Fantastic
Tim was phenomenal to work with!! Can Not say enough about his excellent customer service and knowledge of the area. Very timely responses were much appreciated.
Tim was phenomenal to work with!! Can Not say enough about his excellent customer service and knowledge of the area. Very timely responses were much appreciated.
Another excellent experience working with Tim.
I could not be more pleased in working with Tim Sullivan as my agent. What I appreciated the most is his understanding of the entire process. In conjunction with his superior knowledge of the real estate market, he is well versed in many different areas of the building trades. He knew immediately what needed to be done to improve the value of my home for sale and had an extensive cont...
I could not be more pleased in working with Tim Sullivan as my agent. What I appreciated the most is his understanding of the entire process. In conjunction with his superior knowledge of the real estate market, he is well versed in many different areas of the building trades. He knew immediately what needed to be done to improve the value of my home for sale and had an extensive cont...
Tim was amazing! He made the process easy and painless. Also, he went above and beyond to ensure we didn't miss a step! Would use Tim again for our next purchase/sale!
Tim Sullivan is an impressive realtor. He is an asset to Baird & Warner. I would use and recommend Tim for any real estate needs. Job well done. Thank you.
Tim was extremely helpful during our first home buying process. He was very responsive when asking questions, checked in regularly and answered a ton of questions for us. We couldnt imagine having done our home purchase without Tim's help. He's great at his job and I'd be happy to refer him to friends and family in need of an agent in the future!
This was a long process, but Tim stuck through it with me and we got it done.
Tim helped us both with the sale of our townhome and the purchase of our house. He was very flexible with our needs (especially with our young daughter's schedule) and was patient with us even when we were difficult clients. He was very informative on a lot of different options to consider for our townhome (selling vs. renting, rent-to-own, etc.) His encouragement and support during the ...
Tim was a great realtor. He was very flexible and professional. He was able to sell our home and help us purchase a new one and make it happen on the same day! I would highly recommend Tim!
Tim was so easy to work with. Super flexible and professional. He helped us sell our home and purchase a new home and make it happen on the same day! I would highly recommend Tim as a realtor!
Working with Tim was an absolute pleasure. He knows this city so incredibly well that it made finding a great place in our price range and desired location a breeze! 10/10 would work with him again!
Tim did an excellent job at finding homes for us within our price range. He found multiple homes in the areas we were looking at. I would definitely work with him again!
Tim Sullivan did what he said he was going to do - he sold out home and within 5 months, we had closed. After our home was on the market, with another agent, our son recommended Tim Sullivan. Tim was an excellent resource. He was knowledgeable in his field, especially the local market. Not only did he encourage an open house, he knew the price the house would sell and was a great...
Tim is the best realtor I've worked with. He helped me lease my rental property and I couldn't believe how quickly he found a great tenant. I was trying for almost a month before reaching out to him and he had it completed in about a week. In addition to his speed of service, he was able to negotiate a higher rent than I originally was asking. When the time comes to lease again or sell,...
Tim is so patient and understanding during the entire home sale/purchase process. He is wonderful to work with and we would recommend him to family and friends!!
I've known Tim personally and professionally for years, so when it came time to purchase our first home, I decided to give him a call. Tim was FANTASTIC. I had done a lot of searching online on my own. When I would text Tim that I wanted to see a place, he would call the listing agent and get us in right away. Tim understands how competitive it can be for great places and that time ...
Tim provides excellent, accommodating service. He is very knowledgeable about the market and listens to his customer's needs. He's very patient and responsive. When we make the difficult decision to move, I will certainly call Tim.
Tim is the best! He took the time to listen to our needs and was very diligent in finding a property that fit our needs. If you're buying, selling or renting Tim is your guy!