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Moore Orozco Medina, S.C.

Ulises Perez Ortega

Ulises Perez Ortega

Sox and Internal Audit Manager


  • Accounting
  • Audits

WSG Practice Industries




Bachelor's Degree in Accounting from UNAM University, Mexico (1992)

Various seminars and conferences in foreign trade, Sox auditing, corporate government, enterprise risk management, quality systems (ISO 9000), taxes, finances, internal auditing and human resources

Internal Auditor Certification in process.
Areas of Practice

Accounting | Audits

Professional Career

Auditing Assistant at Moore Stephens Orozco Medina MSOM (1992-1997)

Administrative Manager at Alro Exportaciones (1997-2000)

Auditor Senior at MSOM (2000-2005)

Sox Advisor at MSOM (2005-2007)

Sox and Internal Audit Manager at MSOM (since 2007)

Mr. Perez supervises projects related to Sox Act and Better Practices. He provides consultant services in auditing and Sox Act for Mexican and international companies, as well as support in quality systems management, internal quality controls, and advises the firm in developing key controls, policies and procedures.


Member of the Foreign Trade Commitee at the AmCham in Mexico (1997-2000)
Member of the Mexican Institute of Internal Auditors (IMAI) since 2007

Professional Activities and Experience

Audit Assistant (1992-1997), Administrative Manager (1997-2000), Audit Senior (2000-2005), Sox Advisor (2005-2007), Sox and Internal Auditing Manager (since 2007)

WSG's members are independent firms and are not affiliated in the joint practice of professional services. Each member exercises its own individual judgments on all client matters.

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