About Our Denver Car Brokers | Brian Culliney

Meet the Team Behind Auto Broker Services

Brian Culliney is a Centennial-based auto broker with over 15 years of experience helping Colorado drivers find the right vehicle. Operating alongside Centennial Leasing & Sales, Brian and his assistant Daniel Swenson work directly with dealerships and private sellers across the Denver metro to handle every step of the process — from search and negotiation to financing and paperwork.

Auto Broker Services works with clients across Denver, Centennial, Parker, Highlands Ranch, and the surrounding Colorado area. Whether you're buying new, exploring a lease, or trading in your current vehicle, our team manages the details from start to finish.

"I highly recommend Brian Culliney at Centennial Leasing and Sales. I have used his services for the past 15 years with both leasing new vehicles and buying used vehicles. He’s very professional, informative, reliable, responsive, helpful and knowledgeable. I have referred others to him whom have expressed they’ve had the same experience that I have had."

Angie

Black Hyundai Palisade

"Amazing place, my family and i have worked with Brian Culliney for years, he couldn’t be more knowledgeable or easy to work with. I recommend him/them to everyone!"

Luke

White KIA EV9

"Best service ever. I have bought over 20 cars in my life and Brian was by far the greatest person I have ever dealt with in the car industry. He listened to exactly what I wanted and from there he found the car I wanted and got me a great deal. I have referred him to all my friends and he is the only one will deal with in the future. Thank you for your amazing customer service Brian. You are truly a 5 star individual"

Jason

Gray Nissan Ariya