Designing Tomorrow Today…

A future forward design approach

At [CON]CEPT, design is more than just a form—it’s an experience. 

As an architecture and design firm that fuses innovative ideas with the realities of everyday life, designs are grounded in reinterpretations of the expected and familiar - [con]textual, [con]temporary, and challenging of preconceived [con]structs. The result is a final product that is both visually refined and [con]ceptually driven.

Specializing in architecture, interiors, and furniture design, [CON]CEPT aims to create spaces that are inspired by your unique story and purposefully crafted to offer individual character themselves.

[Con] - (Prefix): with or together

Each detailed design approach is led with a unique perspective, tailored to the specific needs and aspirations of each client. It does not design for you, it designs with you. Striving to challenge the status quo, the limits of creativity are pushed while also ensuring a collaborative process that keeps your wishes at the forefront.

We are not just building spaces - we are [con]structing experiences

Nathan Karlsen [Founder]

Nathan is a designer with a passion for the ways in which design concepts can be translated across all scales. After graduating with his Master of Architecture from Wentworth Institute of Technology, he has practiced at industry leading firms in New York, working on high end residential and commercial interiors, ground-up residences abroad, and the reimagining of iconic New York landmarked high-rises. [Con]cept was founded as a separate research entity to explore new ideas and create a tangible space to dream. Throughout these explorations, his work has gained various recognition including being named a finalist in 2022 and 2024 for the Rotch Travel Scholarship and a recipient of the AIA Henry Adams Medal for his thesis titled “[Con]Temporary Urbanism: Performative Architecture”.