The following list represents the businesses and organizations that have made a substantial investment in DUQ. If you are in the market for a product or service they provide, please consider supporting those who support DUQ.

Allegheny Financial Group & Allegheny Investments
August Wilson Center for African American Culture

Bayer Corporation
Bank of New York Mellon Financial Corporation

Carnegie Mellon University
Carnegie Museums of Pittsburgh
Chatham University
Chorus Call & Compunetix

Community College of Allegheny County
Conservation Consultants, Inc.

Duquesne University

First Commonwealth Bank
First National Bank
First Niagra
Fitting Group
Fort Pitt Capital Group
Frick Art & Historical Center

GAI Consultants
G Squared Gallery

Heinz History Center
Highmark

The Kiski School

Lamberton Law Firm

Manchester Craftsmen's Guild
Mystery Lovers Bookshop & Cafe

Ohio University

Penn State University
Phipps Conservatory & Botanical Gardens
Pittsburgh Cultural Trust
Pittsburgh Dance Council
Pittsburgh Opera
Pittsburgh Parks Conservancy
Pittsburgh Public Theater
Pittsburgh Speakers Series
Pittsburgh Symphony Orchestra

Range Resources

Sewickley Car Store
Shadyside Academy
Siemens
Sustainable Pittsburgh

United Health Care
United Jewish Federation
United Way
University of Pittsburgh
UPMC Health Plan

Western Pennsylvania Conservancy
West Penn Allegheny Health System