GG+A is the leading international philanthropic management consulting firm. Today, the firm serves more than 300 clients based in Asia, Australia, Europe, and North and South America.  In addition to our global headquarters in Chicago and offices in Montréal, London and Berlin, our consultants are geographically dispersed to better serve our clients.  GG+A provides all our clients with counsel in the most current best practices, drawn from our experience in diverse market sectors around the world.  Our broad awareness, local understanding, strategic perspective and in-depth expertise bring our clients unparalleled resources for achieving their fundraising objectives.

Global Headquarters
Grenzebach Glier and Associates
401 N. Michigan Avenue
Suite 2800
Chicago, Illinois  60611
Tel: 312.372.4040
Fax: 312.372.7911

Germany
Grenzebach Glier and Associates
Einstein Palais
Friedrichstrasse 171
10117 Berlin
Tel: +49 030 4699 92 806
Fax: +49 030 4699 92 807

Canada
Grenzebach Glier and Associates
925 de Maisonneuve West
Suite 402
Montréal, Québec H3A 0A5
Tel: 514.842.9241
Fax: 514.842.4880
United Kingdom
Grenzebach Glier and Associates
212 Piccadilly
London W1J 9HG
Tel: +44 020 7917 1758
Fax: +44 020 7439 0262