Marco's Auto Repair started with a simple idea: treat every customer's car like it belongs to someone you know. Twenty-plus years later, that idea is still why Denver drivers keep coming back.
When you bring your car to Marco's, you're not just another ticket number. Our technicians take the time to understand what's going on with your vehicle, explain it clearly, and give you options — not ultimatums.
We built this shop on Colfax Ave because Denver is home. The neighbors we serve are the same ones we see at the grocery store, at school events, and in church. That means we can't afford to do bad work or be dishonest — and frankly, we never wanted to.
Every technician on our team is ASE Certified, which means they've passed rigorous industry tests across multiple specializations. But the certification that matters most to us is the one customers give us every time they come back.
We tell you what's wrong, what it'll cost, and whether it's urgent. If it can wait, we'll say so. If it can't, we'll explain why. No padding the bill.
Our ASE Certified techs take pride in their work. We use quality parts, follow manufacturer specs, and stand behind every repair with a warranty.
This is a Denver shop, through and through. We're part of the neighborhood and we take that seriously — in how we work and how we treat people.
Every technician at Marco's is ASE Certified and has years of experience across domestic and import vehicles. We work as a team — which means when your car comes in, the whole shop's expertise is behind the diagnosis.
You'll meet the same faces every time you come in. We don't have high turnover, because people who care about their work tend to stay where they're respected.
Book Your Visit →We're at 4521 E Colfax Ave, open Monday through Saturday. Give us a call or book online — we're ready when you are.