
David Luman
Senior Area Manager
Location
Chicago, IL
Phone
(773) 927-6600
David Luman is the Senior Area Manager for Columbia Pipe and Supply. He has worked in Distribution for well over 25 plus years. David is responsible for the overall profitability of Columbia Pipe and Supply. 

Shawn Ramos
Commercial Sales Manager
Location
Chicago, IL
Phone
(773) 927-6600
Shawn Ramos is the Columbia Pipe & Supply Commercial Sales Manager. Shawn is a results-driven sales professional with over 20 years experience. Shawn started his career at Columbia Pipe in 2000 and has held a

Paul Mendez
Corporate Product Manager
Location
Chicago, IL
Phone
(773) 927-6600
Paul is an industry veteran with over 33 years of experience working throughout Chicagoland, always in a purchasing role. He joined the Columbia Pipe family in 2011, coming on board as Purchasing Mgr. In his current ro

Maggie Welches
Regional Manager, Chicago Metro and Northern Indiana Contractors
Location
Chicago, IL
Phone
(773) 927-6600
Maggie Welches is the Columbia Pipe & Supply Regional Sales Manager for Chicago Metro and Northern Indiana Contractors. Maggie takes pride in collaborating with contractors to provide nothing but Service Plus Solut

Jeff Kamholz
Director of Sales
Location
Chicago, IL
Phone
(773) 927-6600
Jeff Kamholz is the Director of Sales for Columbia Pipe. Jeff has been with Columbia Pipe since 2000. Prior to Columbia Pipe, he worked for Weil-McLain as a Sales Territory Manager and has been in the Boiler

Gene Stevens
Regional Manager, South Wisconsin and Northeast Illinois Contractors
Location
Milwaukee, WI
Phone
(414) 672-7687
Gene Stevens is the Columbia Pipe Regional Manager who coordinates service to contractors in southern Wisconsin and northeastern Illinois. He entered the industry in 1978 and has seen the business from a variety o

Mike Parker
Regional Manager, Northwest Illinois Contractors
Location
Rockford, IL
Phone
(815) 229-3300
Mike Parker manages our contractor relationships in Northwest Illinois, which includes the Rockford location. He entered the industry in 1977 with Mott Bros. Company and joined Columbia Pipe in 1996 when Mott Bros

Scott Jensky
Regional Manager, Northern Wisconsin and Michigan’s Upper Peninsula
Location
Appleton, WI, Wausau, WI, and Menominee, MI
Phone
(920) 734-9370
Scott Jensky is the Columbia Pipe Regional Manager for our locations in Appleton, WI and Wausau, WI as well as Menominee, MI. Scott has an Associate’s Degree in Instrumentation & Controls. He began his c

Bo Cleveland
Industrial Sales Manager
Location
Peoria, IL
Phone
(309) 694-9290

Bill Zuidema
Regional Manager
Location
Grand Rapids, MI
Phone
(616) 364-4275
Bill Zuidema is the Columbia Pipe & Supply Regional Manager for Michigan’s Lower Peninsula. A 25-year industry veteran, he has managed three different regions within the state of Michigan with over

Mike Buhl
Regional Manager, Industrial
Location
Rockford, IL
Phone
(815) 229-3300
Mike is the Industrial Sales Manager for northern Illinois and southern Wisconsin. He graduated from Illinois State University in 1996 with a Bachelor of Science in Speech Communication and started with Mott