Thomas Castro
Net worth: 583 $ as of 2026-03-30
Net worth: 583 $ as of 2026-03-30
Thomas H.
Castro was the founder of El Dorado Communications, Inc., established in 1993, where the title held was Chairman & President from 1993 to 2009.
Mr. Castro was the founder of Border Media Partners LLC, established in 2002, serving as Chief Executive Officer & Director in 2008.
Mr. Castro was the founder of IMB Development Corp.
LLC, established in 2012, holding the title of Managing Director.
Mr. Castro is the founder of El Dorado Capital LLC, established in 2008, serving as President & Chief Executive Officer.
Current jobs include Chairman at Texas Charter Schools Association, Director at Spelman College, Director at Teach For America, Inc., Director at Latino Donor Collaborative, and Operating Partner at Pinto America Growth Fund LP.
Former jobs include Independent Director at Nielsen Holdings Ltd. from 2020 to 2022, Director at Smithsonian Institution, Independent Director at Time Warner Cable, Inc. from 2011 to 2016, Director at UnidosUS, Director at Surdna Foundation, Inc., Director at Latino Corporate Directors Association, Independent Director at Cumulus Media, Inc., and Trustee at Southern California Public Radio.
Education history includes undergraduate studies at Harvard College.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-04-10 | 101,446 ( 0.59% ) | 583 $ | 2026-03-30 |
| Companies | Position | Start |
|---|---|---|
Teach For America, Inc.
Teach For America, Inc. Miscellaneous Commercial ServicesCommercial Services Provides teachers and educational services to communities | Director/Board Member | 2010-11-23 |
Latino Donor Collaborative
Latino Donor Collaborative Miscellaneous Commercial ServicesCommercial Services Operates as an association which portrays Latinos' contributions to the American society | Director/Board Member | - |
Texas Charter Schools Association
Texas Charter Schools Association The Texas Charter Schools Association is a company based in Austin. | Chairman | - |
El Dorado Capital LLC | Chief Executive Officer | 2008-11-30 |
Spelman College
Spelman College Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
Pinto America Growth Fund LP
Pinto America Growth Fund LP Investment ManagersFinance Acts as Private Equity Fund | Corporate Officer/Principal | - |
| Companies | Position | End |
|---|---|---|
| NIELSEN HOLDINGS PLC | Director/Board Member | 2022-10-10 |
Latino Corporate Directors Association
Latino Corporate Directors Association Miscellaneous Commercial ServicesCommercial Services Operates as a non profit organization | Director/Board Member | 2022-01-03 |
| TIME WARNER CABLE INC | Director/Board Member | 2015-12-31 |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 18 |
|---|---|
Pinto America Growth Fund LP
Pinto America Growth Fund LP Investment ManagersFinance Acts as Private Equity Fund | Finance |
Nielsen Holdings Ltd.
Nielsen Holdings Ltd. Miscellaneous Commercial ServicesCommercial Services Operates as an investment holding company whose subsidiaries provides audience measurement, data and analytics solutions | Commercial Services |
El Dorado Communications, Inc.
El Dorado Communications, Inc. BroadcastingConsumer Services Owns and operates radio stations | Consumer Services |
Smithsonian Institution
Smithsonian Institution Other Consumer ServicesConsumer Services Operates museums and art galleries | Consumer Services |
Time Warner Cable, Inc.
Time Warner Cable, Inc. Cable/Satellite TVConsumer Services Provides Internet, cloud, video, high-speed data and voice services | Consumer Services |
Border Media Partners LLC
Border Media Partners LLC BroadcastingConsumer Services Operates radio stations | Consumer Services |
Spelman College
Spelman College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
UnidosUS
UnidosUS Miscellaneous Commercial ServicesCommercial Services Helps improve opportunities for Hispanic Americans | Commercial Services |
Teach For America, Inc.
Teach For America, Inc. Miscellaneous Commercial ServicesCommercial Services Provides teachers and educational services to communities | Commercial Services |
Southern California Public Radio
Southern California Public Radio BroadcastingConsumer Services Operates radio stations | Consumer Services |
Surdna Foundation, Inc.
Surdna Foundation, Inc. Investment Trusts/Mutual FundsMiscellaneous Provides investment advice for Foundations | Miscellaneous |
Harvard College
Harvard College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Latino Corporate Directors Association
Latino Corporate Directors Association Miscellaneous Commercial ServicesCommercial Services Operates as a non profit organization | Commercial Services |
Latino Donor Collaborative
Latino Donor Collaborative Miscellaneous Commercial ServicesCommercial Services Operates as an association which portrays Latinos' contributions to the American society | Commercial Services |
IMB Development Corp. LLC
IMB Development Corp. LLC Investment ManagersFinance IMB Partners invests in middle market companies located in the United States with an EBITDA of USD 2 – 15 million. The firm focuses on utilities & energy and government contracting sectors. It participates in buyout, leveraged buyouts, management buyouts, and recapitalization. It also acquires controlling interest. | Finance |
Cumulus Media, Inc.
Cumulus Media, Inc. BroadcastingConsumer Services Provides radio broadcasting services | Consumer Services |
Texas Charter Schools Association
Texas Charter Schools Association The Texas Charter Schools Association is a company based in Austin. | |
El Dorado Capital LLC |
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