The reason WF Schmidt Construction Company LLC has been Maryland's most trusted certified Roofing, Siding & Gutter repair & installation contractor since 1998 is simple: We treat your home like our own. Call our office in Hunt Valley MD at 443-470-8889 & see the WF Schmidt difference. Superior Workmanship & Customer Service. Clean, On Time & Professional. Great Financing Options. Our family-owned company works closely with every Maryland customer on each Roof, Siding or Gutters project, residential & commercial, making sure it's a perfect fit! The expert roofer, gutter & siding contractors of WF Schmidt Construction proudly serve Maryland, including Towson, Baltimore, Owings Mills, Bel Air & Sparks Glencoe, from our Cockeysville MD location.