3M
Adobe
ADP Foundation
Advanced Micro Devices
Aetna
AGENA
Aleutian Spray Fisheries
Allstate
American Express
Ameritech
Amgen Foundation
Aon Corporation
Apex Foundation
Aramark Corporation
Arco
Attachmate Co.
Bank of America
BEA Foundation
Bearing Point
Bennett, Bigelow, & Leedom, P.S.
Bill and Melinda Gates Foundation
Boeing Employees Credit Union (BECU)
BP America
Brown & Brown of Washington
Buck & Gordon LLP
Bullitt Foundaiton
Bunge Corporation
Candle Foundation
Celsus LLC
Champion International Inc.
Charles Schwab Corporation
Chevron
Chicago Title & Trust Company
Christensen O’Connor
Chubb & Son
CIGNA
Citgo Petroleum Group
Citibank Corporation
Clorox
Coca-Cola Company
Compaq Computer Corporation
Computer Associates International
Corbis Corporation
Corixa
Costco Wholesale
Countrywide
CPC International Inc. 
Del Monte Foods
Delta Dental
Ecolab
Eddie Bauer
EHP & Associates
Eli Lilly & Co.
EMI Music
Exxon
F5 Networks
First Horizon
Federal Home Loan Mortgage Associates
FM Global Foundation
Gap Inc.
Glaxo Wellcome
Google
Guidant
H&R Block
Home Depot

Honeywell
HP
Hyperion Matching Gifts
IBM
Ikon Office Solutions
IKOS Systems
Immunex
Infospace
J.P. Morgan Chase
JCPenney
John S. & James L. Knight Foundation
Johnson Controls
Key Bank
K-Mart
Levi Strauss
Lucent Technologies
Macy’s Federated Department Stores
Mathew G. Norton Corporation
McDonald’s Corporation
McGraw-Hill
Merck Company
Merrill Lynch
Microsoft Corporation
Monsanto
Motorola
Mutual of America
NEBS
Nike Inc.  
Nintendo of America
Nissan Motor Corporations USA
Nordson Corporation
Northwest Building Corporation
Northwestern Trust
NW Building Corporation
PEMCO
Pepsico Foundation
Pfizer Inc.
Philip Morris Companies Inc.
Phoenix Savings Bank
Pitney Bowes
Princess Cruises Prudential
Puget Sound Energy
Quest Diagnostics
R.R. Donnelley & Sons Company
RealNetworks
REI
RellaStar Financial Corporation
Safeco Corporation
Saint-Gobain Matching
SaltChuk Resources
Shurgard  
SmithKline Beecham  
Sprint  
Starbucks Coffee Company
The Capital Group
U.S. Bancorp
US Bank
UPS
Verizon Foundation
Washington Dental Services
Wells Fargo  
Westin Hotels & Resorts  
WRQ 
Zevenbergen Capital
Zymogenetics