What people are saying... What people are saying... Back to profile
Sean Olis was incredibly helpful throughout the entire process. He walked us through the lending process before we were ever pre-approved which really helped us to understand what we needed to do to be ready to buy. Once we were ready, there was no question we'd work with Sean
Kathleen S. - Chicago, IL | Apr 2022
Sean and his team were a joy to work with. They were on top of every detail and communication was excellent. The process was easy and smooth!
Deborah M. - Chicago, IL | Mar 2022
The team was very helpful and guided us each step of the way.
Michael C. - Chicago, IL | Mar 2022
Sean Olis, our mortgage banker, was incredible. Smart, funny, and more importantly knowledgeable about the process. His team worked fast and efficiently to make the process easy.
Caroline O. - Chicago, IL | Mar 2022
Excellent service and prompt responses.
Mark A. - Oak Park, IL | Mar 2022
Sean Olis was extremely helpful and professional and so timely with updates!
Sean H. - River Forest, IL | Feb 2022
Sean Olis and his team did a remarkable job, very professional, very responsive. It was an excellent experience, and I would highly recommend them to anyone.
Matthew R. - River Forest, IL | Dec 2021
Love working with Sean. Seamless process with GR.
Elizabeth F. - Oak Park, IL | Dec 2021
Excellent service from my agent Sean Olis
Ann G. - Oak Park, IL | Dec 2021
Sean Olis and his team were amazing. Everything was broken down and explained to us in a way that was easy to understand and accurate. We really enjoyed using guaranteed rate and will definitely recommend for new homeowners!
Elli W. - Verona, WI | Dec 2021
Sean Olis and his team were very responsive and kept Olis informed all through the process.
Kaneenat C. - Forest Park, IL | Nov 2021
Sean Olis and team were very efficient and on top of everything to get this done quickly. This helped us greatly.
Michael D. - Oak Park, IL | Nov 2021
Because Sean Olis is professional and prompt and Andrea Baker also was wonderful to deal with.
Kelly D. - Berwyn, IL | Nov 2021
Excellent, prompt & personalized service provided by Sean Olis and his team.
Murali E. - Chicago, IL | Oct 2021
Sean was helpful in answering any and all of our questions. He was always available for us, quick to respond, and efficient. We always felt like we could trust and count on him.
Meghan K. - Chicago, IL | Oct 2021
Great Service thru out the whole process.
Carina D. - Oak Park, IL | Oct 2021
Ease of working with Sean Olis and Andrea Burke, who handled my loan
Dorothea W. - Dallas, TX | Oct 2021
Very organized, friendly, and always fast to respond.
Hideaki O. - Chicago, IL | Oct 2021
Sean and his team were EXTREMELY helpful in helping me purchase my first home. I never felt nervous thanks to them. The communication was outstanding.
Jessica E. - Chicago, IL | Oct 2021
Sean and his team were great to work with. Everyone was very quick to respond to emails and phone calls. The online portion was very easy to follow/upload documents.
Daniel J. - Chicago, IL | Sep 2021
Guaranteed Rate and Sean Olis were amazing to work with. They made the entire process as stress free as possible. Everyone I dealt with at GR were extremely helpful and very friendly.
Scott U. - Cicero, IL | Sep 2021
Extraordinary personalized attention from Sean Olis and Andrea Burke. They were there for me every step of the way. The best mortgage experience I have ever had which I did not expect at all with a large company vs. a local bank. Amazing!
Anne S. - Chicago, IL | Aug 2021
Sean was amazing! Process was painless.
Matthew V. - Oak Park, IL | Aug 2021
Sean Olis gives honest and excellent financial advice.
David G. - River Forest, IL | Aug 2021
Service with guaranteed rate has been easy and seamless from the initial loan application through the close. Sean Olis was absolutely amazing, he walked me step by step through my first home purchase and made sure I understood every detail. Sean was prompt with relaying information as well as returning calls and emails. He’s very knowledgeable of the home buying process and was able to offer me resources and referrals which made things a lot easier for me. I would love for someone to have the same experience when making their next home purchase, Guaranteed Rate with always be my recommendation.
Stephanie T. - Bellwood, IL | Aug 2021
The team was extremely professional and responsive. Sean routinely reached out to see how the process was going and whether he could help or answer any questions.
Andrew M. - Chicago, IL | Aug 2021
Great service, very personable
Jackson P. - Chicago, IL | Jul 2021
Everyone I worked with was great and helpful during the entire process!
Alison A. - Chicago, IL | Jul 2021
Great people and the tech was easy
Frances S. - Forest Park, IL | Jun 2021
Process was smooth, quick, and as painless as possible.
Joy C. - Oak Park, IL | Jul 2021
Sean Olis and his team are outstanding.
Cara S. - Forest Park, IL | Jun 2021
Sean Olis was courteous, informed and easy to talk to. Also prompt with replies.
Charles C. - Chicago, IL | May 2021
Great customer service. Seamless process.
Charles C. - Oak Park, IL | May 2021
Excellent service provided by Sean Olis!
Trenis J. - Oak Park, IL | Apr 2021
My loan guy Sean Olis, was great. He was friendly, seemed well informed and responded to my emails in minutes. He also, did a great job of keeping me aware of where we were in the process
Kevin S. - Oak Park, IL | Apr 2021
Great customer service! Being our first home purchase, the team took their time to make sure we understood every step of the process and were comfortable with the information provided.
Brien R. - Chicago, IL | Apr 2021
Sean, my rep, was great- very informative, supportive and available. The GR group I worked with were on top of everything and made this a smooth process for us.
Ashley G. - Chicago, IL | Apr 2021
This was my second Re-Fi with Guaranteed Rate. The reason I came back the second time is because of my Mortgage Agent, Sean Olis and his Team. They''re incredible. The Best people to work with for a cash-out Re-Fi or just Re-Fi with lower rates. Recommend this Team highly!
Cynthia M. | Mar 2021
The entire lending process with Guaranteed Rate was smooth and seamless. Sean and his team made buying/financing my first home easier than I could have ever imagined!
Colleen O. | Mar 2021
Very easy process. I spent very little time on this, which is what I wanted.
Jeffrey C. | Feb 2021
Because of Sean Olis. He is so knowledgeable and helpful. He is very friendly, easy to work with, and really knows the process so well he made it easy for us. Any question we had he answered super-quickly. Within an hour or so he had the answer and walked us through what we had to do with very clear directions. He is the reason I would rate Guaranteed Rate high. Sean Olis is great at his job.
Stephen C. | Aug 2020
Everyone was polite and professional and interested in making this the best experience possible. I would recomend sean to anyone looking to buy or refinance.
Christopher S. | Feb 2021
Sean and his team were extremely helpful and communicative during every step of our refinance process. Sean was available for calls anytime we had questions and was always able to help us understand the details. He made the process as seamless as possible for us and the entire experience was very easy for us.
Laura H. | Aug 2020
The ease of the process and my mortgage broker was phenomenal
Sean M. | Oct 2020
Sean Olis is great, did a excellent job. I will use him for all future projects.
Thomas D. | Jan 2021
Sean did a great job. Very good at following up and answering any questions that I had. His team was very responsive as well.
Luis V. | Aug 2020
Great service. Sean Olis and team were very communicative and responsive.
William B. | Oct 2020
Very helpful and responsive. Was treated like family.
Maureen M. | Jan 2021
Excellent customer attention
Carole S. | Aug 2020
Sean Olis was superior in helping us through the process. He was always quickly responsive in answering any questions we had. He went above and beyond in our estimation!
Anne G. | Oct 2020
Sean Olis was fantastic to work with!
David G. | Dec 2020
They were very good throughout the process
Tad M. | Jan 2021
Because Sean Olis is the best in the business.
David H. | Jul 2020
High-touch client service from a truly hands-on loan originator.
Elizabeth F. | Jul 2020
We were very happy with the responsiveness and — compared to other experiences — with the ease and level of comfort of dealing with Sean Olis and the GR team.
Michael C. | Jun 2020
Very friendly staff. Very quick to respond to issue or concerns.
Cody H. | Jun 2020
I already recommended Sean and his team and I’d do it again.
Ross S. | Jun 2020
Sean Olis was great throughout the whole process.
Matthew H. | Jun 2020
The entire process was very professional and easy to follow - stress free.
Dawn A. | Jun 2020
Great responsiveness and willingness to answer many questions throughout entire process
James P. | May 2020
Sean Olis! No BS, efficient, courteous, and knowledgeable.
Thomas L. | Apr 2020
Sean Olis was great to work with.
Timothy P. | Apr 2020
Sean Olis and his team were great from the beginning! Very responsive and always willing to answer any question about the loan process. Since this is my first home purchase that was amazing to get some much one on one attention.
Lena C. | Apr 2020
Quick, honest and courteous service.
Daniel S. | Apr 2020
Sean Olis was great and easy to work with!
John L. | Apr 2020
Sean Olis, and Sean Olis alone. He made our dreams come true. If it weren’t for Sean Olis, and his tireless work, kind spirit, and wonderful energy, this would not be a reality. We owe him everything.
Samantha L. | Jan 2020
Sean was great during the entire process and super helpful! He always answered my calls and willing to help every step of the way.
Adam B. | Nov 2019
Excellent Customer Service/Smooth Transactions
Cynthia M. | Dec 2019
Excellent Customer Service/Smooth Transactions.
Cynthia M. | Dec 2019
Sean was great during the entire process and super helpful! He always answered my calls and willing to help every step of the way.
Adam B. | Nov 2019
Because they provide a great rate, and their communication was fast, consistent, and personal.
Conor G. | Oct 2019
Great job by your employees.
Dennis G. | Oct 2019
Sean Olis and team made this process completely stress free from the mortgage aspect. Never did I have to chase anyone for answers or status updates. They were quick and their follow through was impeccable.
Janel M. | Oct 2019
Sean was great! Thoroughly explained every step of the loan process and was quick to respond to questions/concerns. He made the process enjoyable and we are excited to be home owners with a great loan.
Dan J. | Sep 2019
Sean was great! Thoroughly explained every step of the loan process and was quick to respond to questions/concerns. He made the process enjoyable and we are excited to be home owners with a great loan.
Dan J. | Sept. 2019
Sean Olis was very helpful and kept us informed about every step of the process. Very happy with his professional help.
Wayne L. | July 2019
Sean Olis and team did an excellent job making a stressful life event simple and easy. The online signing application greatly reduced closing time and the burden of signing your name countless times. Sean was exceptionally helpful answering questions that were paramount to our peace of mind. Overall, a quick, easy and efficient process. Thank you!
Cornelius D. | June 2019
Great customer service and made for an easy and smooth trasnaction.
Mark F. - Chicago, IL | Jul 2022
Very professional, very detailed with documents and my agent Sean Olis was always quick to answer any questions I had and the communication is a 10+
Fernando M. - Darien, IL | Jun 2023
Sean Olis and his team were timely and extremely professional. I have zero complaints, they exceeded all expectations. Sean especially was available to answer all of our questions, no matter how minor. He always made us feel comfortable and informed.
Antonio R. | May 2019
Very easy to work with, friendly, and quick answers always
Hella S. - Oak Park, IL | Jun 2022
Everyone involved in the process was a consummate pro, the process couldn’t have gone smoother.
Peter M. - Oak Park, IL | Jul 2022
The process was simple ans straight-forward
Michelle M. - River Forest, IL | Jun 2023
Very professional, answer all my questions in a timely manner and made me feel important. It was a great experience! Thank you!
Daniel A. | April 2019
The timeliness and ease of process
James B. - Forest Park, IL | May 2022
Team communicated every step along the way to make the process seamless.
Lauren S. - Forest Park, IL | Jun 2022
Friendly staff and process speed
Daniel V. - Chicago, IL | Jul 2022
Sean Olis and his team were absolutely fantastic. Sean was beyond helpful throughout this whole process. It’s our first home purchase and he explained everything in a way that was both comprehensive and easy to understand. He did a fantastic job making us feel confident in our decision to go with GR. His team was quick and efficient.
Julia W. - Chicago, IL | Aug 2022
Sean Olis was extremely helpful, patient, and informative through the whole process. I'd recommend him to anyone looking for a mortgage or at homes.
Kathryn O. - Glenview, IL | Sep 2022
Very thorough customer service, relatively easy process.
Ricky S. - Oak Park, IL | Dec 2022
Sean and our loan team were really good about getting us through the process quickly and efficiently. They were always available over the phone for our questions and to provide guidance on the process. Our attorney who completed the closing said that this closing turn around time was the fastest he had ever seen in his 26 years of practicing real estate law.
Miranda P. - Brookfield, IL | Apr 2023
Sean Olis (loan officer) was great to work with. He walked me through the process, was always very honest about all the fees, and even walked me through all the items and clarified which I could shop for. He went above and beyond in providing tools that helped me choose the right loan for me and my family.
Irvin L. - Oak Park, IL | May 2023
Excellent customer service.
Tyler Z. - Oak Lawn, IL | Jun 2023
Great online options, communication is very clear, resources & people are quickly accessible when help is needed.
Isaiah S. - River Forest, IL | Oct 2023