Office Space - Commercial & Retail Office Space - Commercial & Retail Search | Advanced Search | New Members | Coupons and Discounts | All Categories Sort alphabetically by... Name City DeWitt-Seitz Marketplace _ 394 S. Lake AveDuluth, MN 55802 2325(218) 722-0047 Learn More | Visit Site Executive Suites _ 11 East Superior St., Ste. 540Duluth, MN 55802 Tiffany Hughes (218) 727-9556 (218) 625-2200 Learn More | Visit Site | View on Google Maps If your business isn't here, contact us today to get listed!