About Us


Global Chamber® Tucson

Global Chamber® Tucson helps members in Southern Arizona get business done across metro areas!

We are a thriving and collaborating community of CEO's, executives, and professionals growing business across 525 metropolitan areas. We leverage technology and our collective networks around the world to help member companies grow, reduce risk, be more productive, and succeed faster.

We are the only organization in the world with the mission to grow business from anywhere to anywhere while collaborating with every organization. We help companies, investors and business service providers around the world succeed.


Doug Bruhnke, Executive Director

Doug Bruhnke is Executive Director for Global Chamber® Phoenix... one of our first three chapters. In addition Doug is CEO/founder of Global Chamber®, helping member and sponsor companies grow globally.

Originally from New York, Doug has lived in the Phoenix area for over 15 years and is committed to helping regional companies be more global and successful. He has lived in 7 states and 3 countries (US, Japan and Singapore), and traveled to over 60 countries.

Education: EMBA, Michigan State University; BS Chemical Engineering, University of Utah

Boards: Global Chamber®, US Global Leadership Coalition, MPEXA, Arizona District Export Council, University of Utah Alumni Association

Member: Global Interdependence Center, AZ Technology Council, Sister Cities, Global Ties AZ, Phoenix Committee on Foreign Relations

Past Affiliations: DuPont, DuPont-Showa Denko, Dupont-Dow Elastomers, Phelps Dodge Mining, Promodel Corporation


Valeria Macias, Deputy Director    

Val Macia is Deputy Director of our regional chapter in Tucson. Located in Nogales, AZ, Val also is founder and principal at Val-Ma Enterprises, specializing in all modes of transportation to provide freight shipping solutions. Val-Ma provides its customers with competitive pricing and superior logistics resources. Val's company serves as a liaison between individuals or companies that need shipping services and an authorized motor carrier. Val-Ma is bonded and licensed from the Federal Motor Carrier Safety Administration (FMCSA). They are reliable carriers for domestic transportation, special equipment, temperature-control, flat racks, open tops, and dry vans.