We partner with a diverse and global group of leaders.

Williams Group clients include some of the best and brightest in the corporate, philanthropic and nonprofit sectors. We are passionate about their work and do our part to strengthen it through strategic communications.

Deep, long-standing relationships

Most of our clients have worked with Wg for many years, and we often serve multiple departments or program areas within their organizations. We develop deep knowledge in their fields and industries and trust among their people and partners—this allows us to anticipate needs and respond to opportunities like a natural extension of each client organization, with great efficiency and results.

Our work across sectors helps us bring added perspective to each client we serve. We learn from every engagement and strive to translate that knowledge into better results. Our experience comes from involvement with these organizations.


Alticor Corporate Enterprises


AstraZeneca Pharmaceuticals

Citibank Europe

Cummins Inc.

DuPont Canada, Europe, USA

Ford Motor Company

General Electric Investments

General Motors Foundation

Glass & Mirror Craft

GlaxoSmithKline Canada

Gordon Food Service

Guardian Glass

Hewlett Packard Enterprise


Johnson & Johnson Medical

Kanepi Innovations


Lucent Technologies Canada, USA

Marconi Communications Europe

Momentive Performance Materials


Old National Bancorp

Origami Owl

Owens Corning



Rockford Construction


Steelcase Health

Steelcase Learning

Stiles Machinery

Toronto Dominion Bank

Windquest Companies Inc.

Wyeth-Ayerst Pharmaceuticals (American Home Products)


Barr Foundation

College Futures Foundation

Community Foundation Alliance

Community Foundation of Bloomington and Monroe Counties

Conrad N. Hilton Foundation

Council of Michigan Foundations

Council on Foundations

Democracy Fund

Grand Rapids Community Foundation

Grantmakers for Effective Organizations

Gulf Coast Community Foundation

Hampton Roads Community Foundation

Heising-Simons Foundation

Humanity United

Iowa Council of Foundations

Kern Community Foundation

KnowledgeWorks Foundation

Midwest Community Foundations’ Ventures

Napa Valley Community Foundation

National Center for Family Philanthropy

S. D. Bechtel, Jr. Foundation

The Atlantic Philanthropies

The Community Foundation of Lorain County

The David and Lucile Packard Foundation

The Duke Endowment

The James Irvine Foundation

The Johnson Center for Philanthropy

The Kresge Foundation

The Vermont Community Foundation

The William and Flora Hewlett Foundation

W.K. Kellogg Foundation


A.Y.A. Youth Collective

America’s Promise Alliance

California Governor’s Council for Post-Secondary Education

Center for Health Care Strategies

Civic Ventures


Community Experience Partnership

Community Food Club

Connecting Credentials

Corporation for a Skilled Workforce

Education Insights Center

FSG Social Impact Advisors

GRACE Racial Justice Institute



Huckleberry Youth Programs

Jobs for the Future

Kids’ Food Basket

Lakeshore Ethnic Diversity Alliance

Linked Learning Alliance

OneFuture Coachella Valley

Socius Group

The Purpose Prize

The QA Commons

The Urban Institute

Trappists (O.C.S.O.)

Volunteers of America

YMCA World Alliance