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WWL Ranking: Recommended

Peers and clients say

"Juan is a highly reliable and resilient practitioner"
"He stands out for his technical expertise and good communication skills"
"He has a wealth of experience in hearings and the skills to face cross-examinations"
"Capable at presenting complex ideas in a summarised manner"

Biography

Juan Valderas is the leader of Alvarez & Marsal’s disputes and investigations practice in Spain.

He brings more than 25 years of accounting experience, and more than 20 years of specialist experience in financial investigations and disputes, serving in both advisory and expert witness-related roles.

Mr Valderas commenced his professional career in auditing at KPMG before joining the London forensic department and was key to setting up the firm’s forensic department in Spain. In 2003, he joined Deloitte in Spain, where he built and led for twelve years its forensic department and was also appointed as Deloitte forensic leader for Europe, the Middle East and Africa. Between 2015 and 2018, he joined and led FTI’s forensic practice in Spain.

As a full-time forensic practitioner for more than 20 years, Mr Valderas experience includes national and international investigations (fraud, corruption, accounting manipulation and other regulatory investigations), independent expert in litigation before both national and international judiciary and arbitration courts (damages, loss of profit, commercial disputes, acquisition price adjustments, unfair competition, etc. having given evidence in more than 200 cases) and insolvency related assignments (advisory, court-appointed administrator).

Mr Valderas has worked across Europe and Latin America for lawyers, regulators, and public and private sector clients across a range of industries including construction, energy utilities, retail, shipping, automotive, advertising, manufacturing, telecoms, financial services and professional services. He also brings extensive experience handling and reviewing large volumes of electronic data, using advanced forensic computing and data analytical techniques.

Mr Valderas is perceived in the Spanish market and internationally as an expert forensic practitioner and, over the years, he has been interviewed, quoted and led some publications that included thought leadership pieces by Juan himself.

Mr Valderas is internationally recognized as a leading forensic accountant by Who’s Who Legal, in WWL: Investigations 2016, 2017, 2018 and 2019. He is described as one of Spain’s leading experts on fraud-related investigations and also “respected across the continent for his work on regulatory-related issues”.

Mr Valderas earned degrees in both law and economics from ICADE (Comillas University in Madrid). He is a qualified auditor and a certified fraud examiner.

WWL Ranking: Recommended

WWL says

Juan Valderas is a "great professional" with extensive experience in national and international accounting manipulation matters. 

Biography

Juan Valderas is the leader of Alvarez & Marsal’s disputes and investigations practice in Spain.

He brings more than 25 years of accounting experience, and more than 20 years of specialist experience in financial investigations and disputes, serving in both advisory and expert witness-related roles.

Mr Valderas commenced his professional career in auditing at KPMG before joining the London forensic department and was key to setting up the firm’s forensic department in Spain. In 2003, he joined Deloitte in Spain, where he built and led for twelve years its forensic department and was also appointed as Deloitte forensic leader for Europe, the Middle East and Africa. Between 2015 and 2018, he joined and led FTI’s forensic practice in Spain.

As a full-time forensic practitioner for more than 20 years, Mr Valderas experience includes national and international investigations (fraud, corruption, accounting manipulation and other regulatory investigations), independent expert in litigation before both national and international judiciary and arbitration courts (damages, loss of profit, commercial disputes, acquisition price adjustments, unfair competition, etc. having given evidence in more than 200 cases) and insolvency related assignments (advisory, court-appointed administrator).

Mr Valderas has worked across Europe and Latin America for lawyers, regulators, and public and private sector clients across a range of industries including construction, energy utilities, retail, shipping, automotive, advertising, manufacturing, telecoms, financial services and professional services. He also brings extensive experience handling and reviewing large volumes of electronic data, using advanced forensic computing and data analytical techniques.

Mr Valderas is perceived in the Spanish market and internationally as an expert forensic practitioner and, over the years, he has been interviewed, quoted and led some publications that included thought leadership pieces by Juan himself.

Mr Valderas is internationally recognized as a leading forensic accountant by Who’s Who Legal, in WWL: Investigations 2016, 2017, 2018 and 2019. He is described as one of Spain’s leading experts on fraud-related investigations and also “respected across the continent for his work on regulatory-related issues”.

Mr Valderas earned degrees in both law and economics from ICADE (Comillas University in Madrid). He is a qualified auditor and a certified fraud examiner.

WWL Ranking: Recommended

WWL says

"He has a lot of experience in attending hearings"
"His skills in properly presenting the work and face cross-examinations is of great value"
"He has a great ability to present complex ideas in a summarised manner"

Biography

Juan Valderas is the leader of Alvarez & Marsal’s disputes and investigations practice in Spain.

He brings more than 25 years of accounting experience, and more than 20 years of specialist experience in financial investigations and disputes, serving in both advisory and expert witness-related roles.

Mr Valderas commenced his professional career in auditing at KPMG before joining the London forensic department and was key to setting up the firm’s forensic department in Spain. In 2003, he joined Deloitte in Spain, where he built and led for twelve years its forensic department and was also appointed as Deloitte forensic leader for Europe, the Middle East and Africa. Between 2015 and 2018, he joined and led FTI’s forensic practice in Spain.

As a full-time forensic practitioner for more than 20 years, Mr Valderas experience includes national and international investigations (fraud, corruption, accounting manipulation and other regulatory investigations), independent expert in litigation before both national and international judiciary and arbitration courts (damages, loss of profit, commercial disputes, acquisition price adjustments, unfair competition, etc. having given evidence in more than 200 cases) and insolvency related assignments (advisory, court-appointed administrator).

Mr Valderas has worked across Europe and Latin America for lawyers, regulators, and public and private sector clients across a range of industries including construction, energy utilities, retail, shipping, automotive, advertising, manufacturing, telecoms, financial services and professional services. He also brings extensive experience handling and reviewing large volumes of electronic data, using advanced forensic computing and data analytical techniques.

Mr Valderas is perceived in the Spanish market and internationally as an expert forensic practitioner and, over the years, he has been interviewed, quoted and led some publications that included thought leadership pieces by Juan himself.

Mr Valderas is internationally recognized as a leading forensic accountant by Who’s Who Legal, in WWL: Investigations 2016, 2017, 2018 and 2019. He is described as one of Spain’s leading experts on fraud-related investigations and also “respected across the continent for his work on regulatory-related issues”.

Mr Valderas earned degrees in both law and economics from ICADE (Comillas University in Madrid). He is a qualified auditor and a certified fraud examiner.

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