GJ Koeppen Construction LLC

After researching several companies and bids, we're glad we chose Koeppen Construction for our basement refinish project. Graham Koeppen personally came to our home several times to evaluate the space and worked with us planning the project, which also included installing a bathroom and plumbing and removing a support pole in the middle of the room in favor of a…

We used Koeppen Construction for a roughly 3-month remodel of our entire first level — kitchen, powder room, fireplace, flooring, stairs, and more — and highly recommend them. The design phase made all the difference. Graham was incredibly helpful walking us through options. We struggled most with the kitchen layout, and he came up with the idea of adjusting window…

Good people, great work. Koeppen Construction is the kind of company you actually enjoy working with. Everyone on the team is professional, easy to communicate with, and genuinely cares about doing the job right. They specialize in basements and ADUs, which are the kinds of projects that can really transform how you use your home. The craftsmanship they bring to…

Koeppen Construction is the kind of company that’s genuinely hard to find these days. Every person on their team operates with honesty and integrity, and it’s clearly a core part of who they are, not just something they say. They specialize in kitchen remodeling and bathroom renovations, and the quality of their work speaks for itself. Whether it’s a full…

I’m happy to write this review of work recently done by Koeppen Construction at my home. I had asked the company to convert a window in my living room into a bay window – a far more complex project than I’d realized. But the project details turned out just as I’d wanted them to be, the woodwork was excellent (confirmed…