Mark, left, and Patrick Madden are the owners of M&M Sharpening Services, a knife- and blade-sharpening business they run out of their home.
Mark, left, and Patrick Madden are the owners of M&M Sharpening Services, a knife- and blade-sharpening business they run out of their home. Travis Heying The Wichita Eagle
Mark, left, and Patrick Madden are the owners of M&M Sharpening Services, a knife- and blade-sharpening business they run out of their home. Travis Heying The Wichita Eagle

Small Business Spotlight: Father, son hope their business makes Wichita much sharper

February 25, 2015 3:16 PM