
State Farm® Insurance Agent Greg Kostuk
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Our customers are the center of our universe and we’re grateful for them. If you’re willing to share your experience about your interaction with our agency, it’ll be a great help for other people looking to make smart and confident decisions about their insurance and financial services.
Take 60 seconds (or more if you want) to share your story by clicking on one of the review links below.
What our customers say about us...
Jackie Bonilla
May 16, 2025
"Zach was great! Best car insurance price I have found"
Aaron Flaw
May 14, 2025
"Why is this business randomly calling me? I dont have a car, and ive never been to Aurora. Lose my number please."
Brian Ilsley
May 10, 2025
"Great service. Justin was a very friendly, professional, and knowledgeable rep! Very pleased!"
Megan Ramstetter
May 9, 2025
"I worked with Steve Rodriguez and he was wonderful! He was great about getting back to me quickly about my questions. He made sure to work with my schedule when planning to talk about my insurance. He broke down my whole coverage and did an exceptional job of explaining anything I did not understand. He was great and easy to talk to and I never felt like I was being judged for my many of silly questions."
George Vieru
May 6, 2025
"Maddie, thank you so much for your time and effort in explaining everything about my car insurance. Also, your help with going through the policies answered a lot of my questions! Much appreciated!"
Dave Higgs
April 30, 2025
"Justin Miller made getting the best auto insurance a breeze"
Michael Phelps
April 25, 2025
"I got a call from Caitlin at State Farm seeing if they could have me back as a customer. I wasn’t interested but she asked if she could get me a free quote just to compare. It only took a few minutes and she was able to get me a better policy at an even better price. She was nice and easy to work with. Glad to be back with State Farm saving money"
Lindsay Terry
April 18, 2025
"Dallin is professional, thorough, and answered all my questions! He was able save me money and get me better coverage. Would recommend!"
"Thanks so much for sharing your experience with us! We're thrilled to hear that Dallin was able to help you out, answer all your questions, and even save you some money while getting you better coverage. At State Farm, we always aim to provide top-notch service and it’s great to know Dallin hit the mark. Your recommendation means a lot to us! If you ever need anything else or have more questions, feel free to reach out. We're here to help! -Greg Kostuk Insurance Agency "
vincent Meredith
April 18, 2025
"In process of buying a home i spoke with Jacob Turbett and he was able to get me set with all the coverages i needed for a good price. Customer service skills were great it was like talking with someone i know for years which i good did not feel transactional. If your in Colorado and needing new insurance id highly recommend getting in contact with Jacob."
"Thank you so much for taking the time to share your positive experience with our agency! We are thrilled to hear that Jacob Turbett was able to assist you effectively during your home-buying process and provide the coverage you needed at a good price. At Greg Kostuk Insurance Agency, we strive to offer not only competitive rates but also exceptional customer service. It's wonderful to know that Jacob made you feel comfortable and valued, as if you were speaking with a long-time friend. Your recommendation means a lot to us and reinforces our commitment to serving our clients with the highest level of care and professionalism. If you have any further questions or need additional assistance, please don't hesitate to reach out. Wishing you all the best in your new home! -Greg Kostuk Insurance Agency"
Andrea Guevara
April 16, 2025
"Excellent service"
"Thank you so much for your kind words and for taking the time to leave us a review! We are thrilled to hear that you had an excellent experience with our service. Your satisfaction is our top priority, and it's wonderful to know that we met your expectations. At Greg Kostuk Insurance Agency, we strive to provide the best possible service to our clients, and your feedback is greatly appreciated. We look forward to serving you again in the future. If there's anything else we can assist you with, please don't hesitate to reach out. -Greg Kostuk Insurance Agency"
David Felix
April 14, 2025
"We had an excellent experience receiving information and quotes with Caitlin Webb. She was very pleasant, helpful, accurate in gathering our information and quick to provide us quotes that saved us substantial costs. She went above and beyond getting us enrolled late in the day past 5pm."
"Thank you so much for your kind review and for taking the time to share your experience with us. We are delighted to hear that you had an excellent experience receiving information and quotes with Caitlin Webb. Caitlin is indeed a valuable member of our team, and we are pleased to hear that she was pleasant, helpful, and accurate in gathering your information. It's fantastic to know that she was able to provide you with quotes that saved you substantial costs and that she went above and beyond to get you enrolled, even late in the day past 5 pm. At Greg Kostuk Insurance Agency, we strive to provide exceptional service to all our clients, and your feedback is a testament to our commitment. We look forward to continuing to serve you in the future. If there is anything else we can assist you with, please do not hesitate to reach out. -Greg Kostuk Insurance Agency "
Gabriel Pasillas
April 11, 2025
"Agents do a very good job when you call him to get help"
"Thank you for your kind words! We're thrilled to hear that our agents at Greg Kostuk Insurance Agency were able to assist you effectively. Providing excellent service is our top priority at State Farm, and it's wonderful to know we met your expectations. If you need any further assistance, please don't hesitate to reach out. We look forward to serving you again! -Greg Kostuk Insurance Agency "
A W
April 11, 2025
"Friendly, courteous service from Matt. Thank you!!!"
"Thank you so much for your kind words! We're delighted to hear that Matt provided you with friendly and courteous service. Your satisfaction is very important to us. If you need any further assistance, please don't hesitate to reach out. Thanks again for choosing Greg Kostuk Insurance Agency and State Farm! -Greg Kostuk Insurance Agency "
Hayden Rubin
April 11, 2025
"Maddie was super helpful over the phone to help set up my plan. She answered all my questions and made sure I knew what my plan covered."
"Thank you so much for your wonderful feedback! We're thrilled to hear that Maddie was super helpful over the phone and assisted you in setting up your plan. At State Farm, we strive to ensure our customers fully understand their coverage, and it's great to know Maddie answered all your questions. If you need any further assistance, please don't hesitate to reach out. Thanks again for choosing us! -Greg Kostuk Insurance Agency"
Jonathan
April 7, 2025
"Spoke to Dallin about opening a policy for my company. Very helpful and professional, was able to answer all my questions and get me an amazing policy. Will definitely be referring anyone looking for a new policy to him"
"Thank you for the wonderful review! We’re thrilled to hear about your positive experience with Dallin at our State Farm insurance office. It’s great to know he was able to assist you with professionalism and expertise in finding the perfect policy for your company. We truly appreciate your kind words and your willingness to refer others to us—there’s no higher compliment! If you ever need anything else, don’t hesitate to reach out. Welcome to the State Farm family!"
Jesse Vertun
April 4, 2025
"Had issues with my old incurance company and gave State Farm a call. They have been unbelievably helpful! Spoke with a man named Jacob who was able to answer all my questions and got my RV, Boat, Cars, and motorcycle insured. Very affordable and customer service is unbeatable!"
"Thank you so much for your kind words! We’re thrilled to hear about your positive experience with Greg Kostuk Insurance Agency and State Farm. Jacob is a valued member of our team, and we’re glad he could assist you in getting your RV, boat, cars, and motorcycle insured while answering all your questions. Providing affordable coverage and top-notch customer service is what we strive for every day. We truly appreciate your feedback and look forward to serving you for years to come! -Greg Kostuk Insurance Agency "
Jake Silveira
April 4, 2025
"Caitlin was able to get me more coverage, for almost $100 less monthly. I have no experience with anyone else in the office, but if she is an example of their staff, you have nothing to lose."
"Thank you for taking the time to share your experience! We’re delighted to hear that Caitlin was able to secure you more coverage while saving you nearly $100 a month—that’s what we aim for at State Farm! She’s a fantastic part of our team at Greg Kostuk Insurance Agency, and we’re proud to have her representing us. We’d love the chance to show you the same great service from the rest of our staff whenever you need us. Thanks again for your trust in us! -Greg Kostuk Insurance Agency "
Maddi Duran
April 2, 2025
"Caitlin reached out to us in the hopes of getting us to switch back to State Farm (different agent). My husband and I were impressed with how knowledgeable, transparent and helpful she was. I would highly recommend her for any of your insurance needs!"
"Thank you for sharing your experience! We’re thrilled to hear that Caitlin reached out and made such a positive impression on you and your husband. Her knowledge, transparency, and helpfulness are exactly what we strive for at Greg Kostuk Insurance Agency. We’re grateful for your recommendation and are honored to welcome you back. Caitlin and our team are here for all your insurance needs—thanks for the trust you’ve placed in her! -Greg Kostuk Insurance Agency "
Abhijit Nair
April 1, 2025
"Zack is supporting me with the policy questions. Day 1 and good experience so far."
"Thank you for your feedback! We’re glad to hear that Zack has been supporting you with your policy questions and that you’re having a good experience so far at Greg Kostuk Insurance Agency. Day 1 is just the beginning, and we’re committed to keeping that positive momentum going and earning that last Star! Zack and the team are here to help with anything you need—thanks for choosing us! -Greg Kostuk Insurance Agency "
Ken Fleming
April 1, 2025
"Very professional and responsive! I worked with Justin Miller and highly recommend calling him for your insurance needs!"
"Thank you for your kind words! We’re so pleased to hear that Justin Miller provided you with professional and responsive service at Greg Kostuk Insurance Agency. It’s great to know he’s made such a positive impact as part of our State Farm team, and we truly appreciate your recommendation. Justin and the rest of us are always here to assist with your insurance needs—thanks for choosing us! -Greg Kostuk Insurance Agency "
Keali Bookout
March 27, 2025
"Maddie was awesome to work with!"
"I agree, Jake’s in a league of his own! Thank you Keali!"
Chris McPhaul
March 27, 2025
"Zack Webb was easy to get ahold of, quick to answer questions and knowledgeable. He helped get our policy in place with ease"
"Thank you for sharing your experience! We’re thrilled to hear that Zack Webb was easy to reach, quick to respond, and knowledgeable while helping you get your policy set up with ease. At Greg Kostuk Insurance Agency, it’s our goal to make insurance smooth and stress-free as part of the State Farm family. We appreciate your feedback, and Zack and the team are here for any future needs—thanks for choosing us! -Greg Kostuk Insurance Agency "
Anna Porter
March 24, 2025
"Caitlin reached out to me with a great low insurance quote. She had me set up with a new policy in no time!"
"Thank you for your feedback! We’re delighted that Caitlin reached out with a great low quote and had your new policy set up in no time. At Greg Kostuk Insurance Agency, we take pride in offering quick and affordable options, and with State Farm’s support, we’ve got you covered. Caitlin and the team are here for anything you need—thanks for choosing us! -Greg Kostuk Insurance Agency "
Lindsey Seil
March 20, 2025
"Amber was very responsive and helpful!"
"Thank you for your feedback! We’re so glad to hear that Amber was responsive and helpful. At Greg Kostuk Insurance Agency, providing top-notch service is what drives us, and as a State Farm office, we’re committed to being there when you need us. Amber and the team appreciate your kind words—thanks for choosing us! -Greg Kostuk Insurance Agency "
Andy Eaton
March 19, 2025
"Great agent, helped me understand all the different types of life insurance available. Went with a term life and a smaller Whole life to go the distance. Highly recommend!"
"Thank you for your wonderful review! We’re thrilled to hear our agent helped you navigate the different types of life insurance and find the perfect mix with term life and a smaller whole life policy. At Greg Kostuk Insurance Agency, we love making insurance clear and tailored to your needs, backed by State Farm’s reliable options. We truly appreciate your recommendation—our team is here for you anytime! -Greg Kostuk Insurance Agency "