COMPLETE AND SPECIALIZED SOLUTIONS FOR AUTHENTICATION, APPRAISAL, AND CONSULTING OF WORKS OF ART

Combining scientific rigor, international methodologies, and decades of experience in the global market.

ART EXPERTISE

We provide technical identification of artworks, technical‑scientific expertise of authenticity, and the issuance of technical opinions, ensuring methodological rigor, transparency, and trust at every stage of the process.

TECHNICAL‑SCIENTIFIC EXPERTISE
Authentication with methodological rigor.

TECHNICAL OPINIONS
Issuance of registered reports.

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Estúdio de arte com uma mesa de trabalho, livros, uma pintura de retrato e equipamentos fotográficos.

COMMERCIAL APPRAISALS

We carry out commercial appraisals of artworks based on recognized and reliable international methodologies. We act as an independent third party, with no conflict of interest, ensuring impartiality and transparency in determining the real value of your artwork.

INTERNATIONAL METHODOLOGIES
Standards recognized worldwide.

IMPARTIALITY
Transparency in value determination.

CONSULTING

We offer specialized consulting for institutions, foundations, collectors, and the general public in the areas of documentation, conservation and restoration, art law, blockchain, graphotechnical expertise, and scientific analyses.

Our CEO, Gustavo Perino, is an accredited expert in internationally renowned projects, such as those of Sergio Camargo, Emiliano Di Cavalcanti, and Oswaldo Goeldi, reinforcing the excellence and credibility of our services.

CONSERVATION AND RESTORATION
Technical guidance – Condition Report.

ART LAW
Specialized legal advisory.

ART INSURANCE
Specialized advisory.

BLOCKCHAIN
Technology for registration and certification.

GRAPHOTECHNICAL EXPERTISE / DOCUMENT EXAMINATION
Analysis of signatures and documentation.

SCIENTIFIC ANALYSES
Specialized advisory.

Homem com óculos de grau e camisa azul escura, usando luvas pretas, manuseando uma obra de arte em uma mesa de madeira, em um ambiente com quadro na parede e uma cadeira de couro marrom ao fundo.

TECHNICAL SPECIALTIES

The technical specialties present each of GIVOA’s areas of activity, highlighting our in‑depth knowledge in painting, printmaking, and sculpture through scientific and multidisciplinary methods that ensure excellence in the analysis and authentication of artworks.

PAINTING

Contextual‑Historical Analysis,
Aesthetic‑Technical Analysis,
Material Analysis.

PRINTMAKING

Plates, Printing processes, Editions, Authenticity marks.

SCULPTURE

Contextual‑Historical Analysis, Aesthetic‑Technical Analysis, Material Analysis.

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LABORATORY

In partnership with specialized laboratories, we carry out technical‑scientific analyses that deepen the investigation of artworks. These studies make it possible to identify materials, techniques, and interventions that are invisible to the naked eye, providing objective data that complement stylistic and contextual evaluation.