We believe that great people and great workspaces inspire great culture. Since our founding in 1981, our focus has shifted from individual workstations to holistic environments that support culture, increase productivity and embrace technology. Our comprehensive services help organizations of all sizes discover the space that’s right for them.


A Haworth Best In Class Dealer

Haworth is a global manufacturer that believes inspiring spaces can enrich lives and businesses around the world, and we are proud to be the exclusive and preferred Haworth dealer serving Western and Northern Michigan for over 35 years.  Every day, we work to achieve organizational excellence and provide our customers with an exceptional experience. It is because of this, we’ve been named Best In Class by Haworth for six consecutive years.



Our Vision: To be the benchmark in our industry in employee engagement, customer loyalty and growth.

Our Mission: Our cohesive team culture will provide every customer with tailored workspace solutions.

Core Values of Interphase Interiors


 Plastic Chairs in a Field


We appreciate the opportunity to provide you with creative ideas and applications to deliver a positive impact on all three fronts of the Triple Bottom Line. By working directly with manufacturers that value sustainable practices, we deliver solutions that not only benefit you but also protect and restore the environment.

Our environmentally conscious options will help you earn LEED accreditation. To learn more about Haworth’s sustainable business practices, click here.

Did You Know? Interphase Interiors was the first LEED-certified furniture dealer in Michigan.

In the News


Interphase, Haworth reveal details of West Side design hub

Haworth dealer Interphase Interiors last week unveiled its plan to move its entire operations to a new, $5 million global design hub that’s under construction on Leonard Street NW. Interphase Interiors and Haworth said Interphase will move its entire business, including operations, design and sales staff that have been located at 3036 Eastern Ave. SE…


Extend the season, let’s work outside!

Dave Shaffer. Courtesy Interphase Interiors It’s officially fall, but I can’t stop working outdoors. Here in Michigan, this is a crazy idea. You can’t work in the snow. But you certainly can’t dismiss the call of those gorgeous summer (and even early fall) days. The reality is that, despite living with four-season weather, outdoor work…

Dave & Johnny 2

Haworth Dealership Bought By Grand Rapids Restauranteur, Former Commisioner

GRAND RAPIDS, MI — Grand Rapids restaurateur Johnny Brann Jr. and Dave Shaffer, former Grand Rapids city commissioner and banker, have partnered to acquire the Haworth dealership, Interphase Interiors Inc. Interphase Interiors has the exclusive contract to sell Haworth products in the company’s West Michigan backyard and throughout Northern Michigan. “With a strong customer base and…