Calendar of Events
GHCC Leadership Team 2020-05-20T20:14:01+00:00

The GHCC Leadership Team

Chamber Staff

Santiago Marquez
Santiago MarquezPresident & CEO

Hispanic Business Center

Gabriel Vaca
Gabriel VacaExecutive Director

Membership Services

Aisah (Ish) Gayle
Aisah (Ish) GayleDirector of Membership Services


Juanita Rivera
Juanita RiveraBookkeeping

Elizabeth Plasencia
Elizabeth PlasenciaExecutive Assistant of President and CEO

Tatiana Yarbrough
Tatiana YarbroughBusiness Development Manager

Fabiola Rios
Fabiola RiosBusiness Development

GHCC Contractors

UP Advertising
UP AdvertisingMarketing Director Agency
Jimmy McDonald
Jimmy McDonaldGeneral Counsel and Director of Government Affairs
Gina Espinosa-Meltzer
Gina Espinosa-MeltzerPrincipal. G Public Relations

Mr. Marquez was born in Cuba and came to the United States in 1971. He is a graduate of Georgia State University; alumnus of the Buckhead Business Leadership Class; alumnus of Leadership Atlanta, best class ever-2013; and a member of the Gwinnett Rotary, and in 2015 and 2016 he served on the Gwinnett Citizens Review Board. He also serves on multiple boards including the Aurora Theatre and Callanwolde Fine Arts Center.

Mr. Marquez joined GHCC in September 2008. His main functions included financial management, fundraising, membership development and partnership development. Mr. Marquez has been working in the non-profit sector since 1998, cutting his teeth with Consumer Credit Counseling Service, Inc., while attending graduate school at Georgia State University. After CCCS, Marquez served as the Director of Employment and Housing for the Latin American Association, starting the first housing department to focus on Hispanics in Atlanta. In 2004, Marquez joined Boys & Girls Clubs of America where he worked for four years as the Director of Latino Outreach. During this tenure his duties included implementing a Latino outreach strategy in multiple Boys & Girls Clubs across the country. The Latino outreach initiative focused on outreach to Latino youth and families, while helping Clubs increase the number of Latino staff and board members. Most recently, Mr. Marquez served as the Director of Development, NE region where his duties included fundraising and corporate relations in the northeast region of the United States.

In 2014, Mr. Marquez received an award from the National Diversity Council. He is currently a student at the University of Notre Dame, Mendoza School of Business. He is the proud husband of a beautiful wife and very proud father of two beautiful daughters.

Gabriel Vaca comes to the Georgia Hispanic Chamber of Commerce after a 24 year successful career at UPS and will lead the GHCC Hispanic Entrepreneur Center (HISEC) a newly formed organization that will support and accelerate the growth of Hispanic businesses with new programming and opportunities in finances, access to capital, sales / marketing and procurement & certification.

Gabriel Vaca was responsible for consulting and supporting UPS’ largest enterprise customers in their logistics and global supply chain. He was instrumental in developing international trade between the U.S. and countries around the world, especially with Asia and Latin America.

Joining UPS in 1994 in Miami, Mr.Vaca helped customers develop exports and imports between the U.S, Mexico and Latin America. He later relocated to Atlanta and held various International Business Development positions at the UPS Corporate Headquarters.

Mr. Vaca is past Chairman of the Board of the Georgia Hispanic Chamber of Commerce (GHCC) the 6th largest Hispanic Chamber in the US. He has demonstrated his commitment to the GHCC by serving as a Board Director since April 2004. However, his support does not end there; he also served as Board member of the Hispanic American Center for Economic Development and is a business advisor of the GHCC- Hispanic Young Professional and Entrepreneurs (HYPE) group and it is through Mr. Vaca’s efforts the GHCC continues to receive support from The UPS Foundation, contributing to the strengthening and economic wellbeing of the GHCC and the Hispanic community. He currently serves as a member of the Senior Executive Corporate Advisory Board of the US Hispanic Chamber of Commerce based in Washington, D.C.

He is a founder and graduate of the GHCC Cultivating Hispanic Leadership Institute and founding member of Crecer, the UPS Latino Business Resource Group, which he helped lead in 2017 to win first place as the most impactful Latino BRG in Corporate America at the USHCC Corporate Challenge. He has been a guest speaker on Leadership Development, Latino Employee Resource Groups, Hispanic business and International trade in the US and international countries. He also was a speaker in support of NAFTA during its ratification and most recently he has been a featured speaker at the Hispanic Corporate Council of Atlanta, Georgia Tech, Georgia Power, Kennesaw State University, University of Georgia, Chamber of Commerce of Bogota, Colombia and has discussed international trade in various forums in Mexico.

He has been honored by the Georgia Secretary of State as an “Outstanding Georgia Citizen” for his work on helping Hispanic businesses in Georgia and also received the CEO Award in Corporate Ambassadorship from the GHCC. In June 2016 he was honored and was named Georgia Hispanic Chamber of Commerce Chairman Emeritus.

His commitment to helping Hispanic small businesses and UPS employee development and business growth is based on his personal experience as a small business owner where he received support as well as business opportunities through the local Hispanic Chamber of Commerce.Mr. Vaca has a degree in Business Administration from the Universidad Autonoma Metropolitana, was born in Mexico City and raised in Washington, D.C. has two children and lives in Roswell, GA.

After managing several signature events for the Georgia Hispanic Chamber of Commerce, Aisah (Ish) Gayle joins the chamber as the Director of Programs and Events. Aisah is an experienced professional for over 18 years in the areas of technology administration, operations and contract management, strategic project development and regional community engagement. Aisah studied Computer Science with a specialty in Database Administration at DeVry University and her last role in local government was at the Atlanta Regional Commission as a Technology Manager for the GA Commute Options, a program of the Georgia Department of Transportation. During that time, Aisah spearheaded large technology implementation projects, she chaired a regional technology committee and supported community engagement projects throughout the entire agency.

Throughout the years, she has been engaged with many local organizations such as the Conference of Transportation Minority Officials (COMTO), Young Professionals in Transportation (YPT), Latinos in Information Sciences and Technology Association (LISTA), the Latin American Chamber of Commerce (LACC), the Georgia Association of Latino Elected Officials Leadership Council (GALEO), the Georgia Latino Film Festival (GALFF), the Georgia Hispanic Chamber of Commerce (GHCC) and the Latin American Association (LAA). Aisah currently serves on the board of the Center of Pan Asian Community Services (CPACS), a Federal Funded Health Care Center (COSMO), the Maestros Advisory Board (MCAC) and the GHCC’s Women Advisory Board (EME).

Aisah also has a great passion for multicultural work. In 2016, she founded Somos Panama, a small folkloric dance group that aimed to provide Panamanian heritage exposure to communities within Georgia. In less than two years, this small group attended over 55 community events around the entire state, exposing the imminent need to foster multicultural education in Georgia. In 2018, she rebranded her efforts with the name International Arts and Culture Foundation, which now aims to support groups from international countries, who can expose their cultural legacy through all forms of arts.

When she is not participating from civic engagement efforts, advocating for diverse communities or promoting multicultural activities, she enjoys biking, dancing and watching her two children grow: Christian and Nadia. Aisah currently lives in Tucker, Georgia although she attributes her altruism to her mother Edith, who still lives in her country of origin, Panamá.

Promoted to operations director in March 2017, Juanita handles the GHCC’s financial accounts and manages chamber events. She also oversees accounts for the GHCC affiliate Hispanic-American Center for Economic Development (HACED).

Juanita joined the GHCC in August 2002 as an administrative assistant and receptionist. Six years later, she was promoted to handle bookkeeping duties for the GHCC and HACED.

Juanita holds an associate’s degree in Business Administration from Caguas City College, in Puerto Rico. Originally from Guayama, Puerto Rico, Juanita grew up up in Caguas and her family have lived in Atlanta since 1988. Married 36 years to Isidro Rivera, she has 3 children and five grandchildren with another. She enjoys summer and watching her grandchildren play softball and baseball.

Jimmy McDonald, will be featured as the lobbyist for the GHCC leadership team. He also serves as the GHCC General Counselor and COO. McDonald is the Managing Principal for the McDonald Firm LLC, and Donnelly McDonald Group, LLC. He received his Bachelor of Science from Columbus State University, Master of Public Administration from the University of Georgia, and the Doctor of Law (J.D.) from Georgia State University.