A Leading Manufacturer In Custom Countertops

McDermott Top Shop LLC is a wholesale fabricator and installer.

If you are a consumer planning a home improvement project, please contact our office and we will forward you to the nearest dealer.

Office Hours:

Mon – Fri: 7:30 am – 4:30 pm
Sat – Sun: Closed

Showroom is by appointment only. Our staff will answer your questions and provide you with many options.

  • “Extremely happy with our countertops. Excellent installers!

    Google User
  • “Professional service all the way through the process! Love our granite!!

  • “Excellent. Service was more than helpful and very kind.” 

About Us

**Since 1995, McDermott Top Shop has been providing custom countertops. Our custom designed residential and commercial solutions meet the individual needs of our customers. Our dedicated team leads the industry in customer service, providing innovative living environment solutions that exceed expectations.

As a wholesale manufacturer we provide services to large and small distributers. We offer a full range of services including but not limited to:

  • Estimating
  • Measuring
  • Fabrication
  • Installation

These products and services are offered in Wisconsin and surrounding states.


As a wholesale manufacturer, we offer a full range of high quality products, unlimited fabrication, and flexibility to provide a personal style to your home or business. Products we offer – but not limited to:

  • Natural Stone

Granite, Marble, Soapstone, Travertine

  • Engineered Stone

Zodiaq, Hanstone, Cambria, Viatera, Silestone, Staron Radianz, Caesarstone, Vetrazzo

  • Solid Surface

Corian, LG Hi-Macs, Staron, Meganite, Paperstone, Wilsonart

  • Laminate

Formica, Wilsonart, Nevamar,Pionite

  • Wood Tops


  • Sink Line

Revere by Elkay Stainless Steel, Ceramic Lavatories, Solid Surface Sinks, Eclipse, Blanco, Kohler

Contact Us

Contact info

McDermott Top Shop LLC
200A Main Street,
Sullivan, WI 53718
Telephone: +1 262 593 2456

Email us at customerservice@mcdermotttopshop.com with any questions.