Santiago Eguidazu Mayor
Net worth: 81 M $ as of 2026-05-30
Net worth: 81 M $ as of 2026-05-30
Santiago Eguidazu Mayor is the founder of Alantra Partners SA, serving as Executive Chairman & President since 2015.
Current jobs include Chairman & Chief Executive Officer at N+1 Group, Executive Chairman & Partner at Alantra AG, Director at PSJ Index Gestión, SICAV, Director at MaxamCorp Holding SL since 2012, Director at Access Capital Partners Group SA, Professor at Universidad Complutense de Madrid, and Professor at Instituto de Empresa SL.
Former jobs include Director at Grupo Ferrovial SA from 2001 to 2009, Director at PHarol SGPS SA, Director at MaxamCorp Holding SL, Director at Vocento SA, Independent Director at Ferrovial SA, Director-Stock Exchange at Beta Capital Sociedad De Valores SA, and President at N más Uno IBG SA. Education includes graduate and doctorate degrees from Northeastern University and an undergraduate degree from Universidad Complutense de Madrid.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ALANTRA PARTNERS SA 17.63% | 2024-12-30 | 6,811,571 ( 17.63% ) | 81 M $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| ALANTRA PARTNERS, S.A. | Founder | - |
Instituto de Empresa SL
Instituto de Empresa SL Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | 2010-11-22 |
Access Capital Partners Group SA
Access Capital Partners Group SA Investment ManagersFinance Operates as a manager and adviser of private equity fund of funds | Director/Board Member | - |
Alantra AG
Alantra AG Investment ManagersFinance Provides financial advice | Chairman | - |
PSJ Index Gestión, SICAV
PSJ Index Gestión, SICAV Investment Trusts/Mutual FundsMiscellaneous Acts as Open-End Investment Fund/Unit Trust | Director/Board Member | - |
N+1 Group
N+1 Group Investment ManagersFinance Operates as a financial consulting | Chief Executive Officer | - |
MaxamCorp Holding SL
MaxamCorp Holding SL Industrial SpecialtiesProcess Industries Develops and manufactures munitions systems and supplies | Director/Board Member | 2012-04-10 |
Universidad Complutense de Madrid
Universidad Complutense de Madrid Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | 2010-09-21 |
| Companies | Position | End |
|---|---|---|
Grupo Ferrovial SA
Grupo Ferrovial SA Engineering & ConstructionIndustrial Services Constructs highways, roads, industrial buildings and residential buildings | Director/Board Member | 2009-12-07 |
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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 | 15 |
|---|---|
Grupo Ferrovial SA
Grupo Ferrovial SA Engineering & ConstructionIndustrial Services Constructs highways, roads, industrial buildings and residential buildings | Industrial Services |
PHarol SGPS SA
PHarol SGPS SA Wireless TelecommunicationsCommunications Provides wired and wireless telecommunications services | Communications |
PSJ Index Gestión, SICAV
PSJ Index Gestión, SICAV Investment Trusts/Mutual FundsMiscellaneous Acts as Open-End Investment Fund/Unit Trust | Miscellaneous |
MaxamCorp Holding SL
MaxamCorp Holding SL Industrial SpecialtiesProcess Industries Develops and manufactures munitions systems and supplies | Process Industries |
N más Uno IBG SA
N más Uno IBG SA Financial ConglomeratesFinance Provides asset management and financial advisory services | Finance |
Vocento SA
Vocento SA Publishing: NewspapersConsumer Services Engages in publication, distribution and sale of unitary publications | Consumer Services |
Northeastern University
Northeastern University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Universidad Complutense de Madrid
Universidad Complutense de Madrid Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Instituto de Empresa SL
Instituto de Empresa SL Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ferrovial SA
Ferrovial SA Engineering & ConstructionIndustrial Services Engages in airport operating services and construction of highways and other buildings | Industrial Services |
Access Capital Partners Group SA
Access Capital Partners Group SA Investment ManagersFinance Operates as a manager and adviser of private equity fund of funds | Finance |
Beta Capital Sociedad De Valores SA
Beta Capital Sociedad De Valores SA Investment Banks/BrokersFinance Engages in buying and selling of securities | Finance |
N+1 Group
N+1 Group Investment ManagersFinance Operates as a financial consulting | Finance |
Alantra Partners SA
Alantra Partners SA Investment Banks/BrokersFinance Provides investment banking, financial advisory and asset management services | Finance |
Alantra AG
Alantra AG Investment ManagersFinance Provides financial advice | Finance |
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