American Endowment Foundation

Аmerican Hellenic Educational Progressive Association

James R. Agras and Electra P. Agras Foundation

Alcoa Company

Alcoa Foundation

Ali Baba Restaurant

Ali Rajhi Co. for Currency

Allegheny International

Allegheny Regional Asset District

Alliance Française de Washington

Allied Corporation Foundation

Allegheny Ludlum Industries

American Financial Advisory Corporation

American Ireland Fund

American Scandinavian Foundation

American Thermoplastic Company

Apter Industries

ARMCO Inc.

Armenian Apostolic Church of America

Armenian General Benevolent Union

Arthurs LeStrange & Short

Arthur Young & Company

Asia Carpet & Decorating

Asset Management Inc.

Astorino Associates

A.W. Mellon Educational and Charitable Trust

Barnes & Noble

Bayer Corporation

Bayer Foundation

Beckwith Machinery Company

Bedway Coal Co.

Bekaert Steel Wire Corporation

Bell Atlantic

Best Western University Center Hotel

B. Dalton Bookseller

Blount Foundation Inc.

Blue Cross of Western Pennsylvania

Bern Associates

BNY Mellon Charitable Foundation

Borders Books

Buhl Foundation

Butler County Mushroom Farms

Burke Foundations

Calgon Corporation

Caliban Book Store

California University of Pennsylvania

Carlow University

The Carnegie Library of Pittsburgh

Carnegie Mellon University

Carnegie Savings Bank

The Catholic University of America

The Charity Randall Foundation

Chatham Baroque

Chatham University

Chestnut Hill Publications

Cindrich & Titus

Clarion University

Clemens and Vitullo, P.C.

Climax Molybdenum Company

The Community Foundation of Upper St. Clair

Conneaut Lake Winery

County of Allegheny

Damianos & Associates

Darragh Paper Co.

Dayton-Hudson Foundation

Department of External Affairs of Canada

Direct Mail Service

Mary J. Donnelly Foundation

DoubleTree Hotel

Dravo Corporation

Drue Heinz Foundation

Drue Heinz Trust

Duquesne Light Company

Duquesne University

Eat N. Park Foundation

Embassy of Qatar

Equimark Charitable Foundation

Equitable Gas Co.

The Equitable Life Assurance Society

Estée Lauder Co.

Evans & Ivory

Fab-Tec Industries

Federated Investors Inc.

Federated Investors Foundation Inc.

John Feeney Foundation

Fidelity Charitable

First Federal Savings & Loan

Flip Hair Salon

The Forbes Fund

Henry C. Frick Educational Fund

Gateway to the Arts

The Grable Foundation

Greek Orthodox Archdiocese of North and South America

Gulf Oil Corporation

Gulf Oil Foundation

Gullborg Insurance

Eden Hall Foundation

Harrington & Schweers

HBM Creamer

Hellenic Heritage Foundation

Hemingway’s

Henderson Bros. Inc.

H.J. Heinz Co.

H.J. Heinz Co. Foundation

The Heinz Endowments (Vira I. Heinz Endowment)

Hepatica

Higgins-Wilson Associates

Highmark Blue Cross Blue Shield

The Hillman Co.

The Hillman Foundation

The Elsie H. Hillman Foundation

Mary Hillman Jennings Foundation

Juliet Lea Hillman Simonds Foundation

Hoechstetter Printing Co.

Roy A. Hunt Foundation

IBM Corporation

Irish Design Center

Jean Alexander Professional Hair Care

Jeffco Resources Inc.

Jones & Laughlin Steel Corporation

Joyce & Associates

Junior League of Pittsburgh

Katarincic & Salmon

Karl J. Skutski Associates

Kaufmann’s

Ketchum Advertising

Ketchum Communications Inc.

Ketchum MacLeod & Grove

The Kiski School

Koppers Company Foundation

Krebs & King Chrysler/Plymouth

Krohmaly's Printing

LaRoche University

L.B. Foster Co.

Levinson Steel Corporation

Lincoln Pharmacy

Managed Advisory Services Inc.

Manchester Craftsmen’s Guild

Margaret M. Patton Foundation

Markwalt Inc.

Maternity Fashions

Mattel Children’s Foundation

Maximillian E. & Marion O. Hoffman Foundation

McCune Foundation

McGraw Edison Company

Mellon Bank, N.A.

Mellon Bank Foundation

Mellon Financial Corporation

Metaltech Inc.

Meyer Darragh Buckler Bebenek & Eck

Mine Safety Appliances Co.

Mobay Chemical Co.

Mobil Oil Corporation

James H. Moore Co.

Mt. Lebanon Savings and Loan Co.

Miles Inc. Foundation

Mulach Steel Corporation

Myron Inc.

NADCO

National City

National Development Corporation

National Endowment for the Arts

National Intergroup Inc.

National Philanthropic Trust

National Torch Tip Co.

Oakland Catholic High School

Ohio Nut & Washer

Oliver Tyrone Corporation

Optometric Associates

Oxford Development Company

Paper Products Company Inc.

Parker/Hunter Inc.

Parkhurst Corporation

Paul Mellon Foundation

Penn State University

Pennsylvania Council on the Arts

Walter A. and Josephine Peter Literary Arts Fund

Pittsburgh Corning Inc.

The Pittsburgh Cultural Trust

The Pittsburgh Foundation

The Pittsburgh Hilton

Pittsburgh National Bank

Pittsburgh Opera

Pittsburgh Post-Gazette

Pittsburgh Steelers

Point Park University

H.K. Porter Co.

PPG Industries Foundation

Price Waterhouse LLP

ProArts

Pro Helvetia Foundation

Rania's Catering

Reed Smith Shaw & McClay

Richard King Mellon Foundation

Riehl Fine Art Gallery

Robert Morris University

Robert Wholey Co.

The Rockwell Foundation

Rockwell International

Rockwell International Corporation Trust

Royal Consulate of Sweden

Ryan Memorial Foundation

Saks Fifth Avenue

Schiffman's Jewelers Inc.

Seton Hill University

Settlement Music School and the College Settlement of Philadelphia

Sewickley Academy

Sheridan Broadcasting Co.

Simonds Gear & Manufacturing Co.

Slippery Rock University

SMAAC

Sonia & Aaron Levinson Philanthropic Fund

The St. David’s Society

Stonecipher Cunningham Beard &Schmitt

Stylette Plastics Inc.

S.W. Jack Drilling Co.

Target Inc.

Thomas Donatelli Monument Co.

Three Rivers Limousine Service

TRACO

Tulsa Community Foundation

Urban League of Pittsburgh

University of Pittsburgh

USAirways

U.S. Book Co.

United Jewish Federation of Greater Pittsburgh

United States Steel Corporation

United States Steel Realty

United States Steel Foundation Inc.

VanDine Horton McNamara Manges Inc.

Viewpoint Inc.

ViON Corporation

Vista International Hotels

WPXI TV

WYEP FM

Walter Jones Funeral Home

Warner Cable Corporation of Pittsburgh

Washington Steel Corporation

Waynesburg University

West Virginia University

William Penn Hotel

Westin Convention Center

Westinghouse Electric Corporation

Westinghouse Electric Fund

Wheeling Pittsburgh Steel

William & Arnold

Witter Bynner Foundation