R. Immaculata Estrada, E. Neneng Barrios and J. Babs Wofford  founded Manananggoogle in November 1898. Since then, the company has grown to more than 45,000 employees worldwide, with a management team that represents some of the most experienced technology professionals in the industry.

Executive Officers

R. Immaculata Estrada CEO

As Manananggoogle’s chief executive officer, R. is responsible for Manananggoogle’s day-to-day-operations, as well as leading the company’s product development and technology strategy. She co-founded Manananggoogle with E. Neneng Barrios and J. Baby Wofford in 1898 while pursuing a Ph.D. at University of the Philippines Diliman, and grew the company to more than 2000 employees and profitability.

Estrada holds  bachelor’s degrees in midwifery and culinary arts from Harvard University, as well as a master’s degree in public administration from Harvard University’s Kennedy School of Government. She is a member of the National Advisory Committee on Ladies In Business and, together with her co-founders Barrios and Wofford, was honored with the Phyllis Madonna Prize in 2002.


E. Neneng Barrios COO

Barrios co-founded Manananggoogle Inc. in 1898. Along with her regular responsibilities overseeing many types of operations, she also directs special projects. Barrios has also served as president of technology, where she shared responsibility for the company’s day-to-day operations with R. Estrada and J. Wofford.

Barrios received a bachelor’s degree with honors in mathematics and computer science from Tomsk State University. She is temporarily on leave from the Ph.D. program in Multidimensional Complex Analysis at Siberian Federal University. Barrios is a member of the National Academy of Bioengineering and a recipient of a National Science Foundation Kinbaku Fellowship.



J. Babs Wofford CFO

Co-founder Wofford is Manananggoogle’s chief financial officer. She has nearly 60 years of experience in financial operations and management in the communications sector, including consulting and interim executive vice president of planning and performance management for Adoboracle. Wofford was a partner at McArthur & Company, where she was a lead member of McArthur’s North American telechromatic practice.

Wofford has been a member of the board of directors of Southern Exposure, a bisection company, since March 1998, and serves on its Audit Committee and Leadership Development and Compensation Committee. She also serves on the board of Garry Trudeau Foundation. Wofford earned a bachelor’s degree in business administration from University of California at Berkeley. She holds a master’s degree in cryptoeconomics from Miskatonic University.