Frequently Asked Questions

Our team operates globally, with a network of experts, researchers, forensic specialists, and lab technicians stationed in key cities worldwide, including Amsterdam, Paris, London, and Washington, D.C.

1. To begin, please send us high-resolution images of the front, back, and signature of your artwork.
2. Include the dimensions of the artwork.
3. Share any pertinent details about its history, provenance, previous ownership, and exhibition history.
4. We will review the information and provide you with a service quote.
5. Upon your acceptance of the quote, payment is required to proceed.
6. We will then conduct a thorough examination of your artwork, incorporating both scientific and historical analysis.
7. Once the authentication is complete, we will send you a comprehensive report detailing our findings.

Examinations typically take place following the research phase. However, if necessary, we are flexible and can arrange for earlier assessments to meet your timeline and specific needs.

We employ a wide range of scientific techniques to authenticate works of art, including material analysis, dating methods, specialized photography, and forensic studies.

The time required to authenticate a painting, drawing, or print by Édouard Manet depends on the complexity of the work. For straightforward pieces, the process typically takes a few days. For more complex or disputed works, the evaluation may take anywhere from several weeks to a few months.

There is no additional charge for a Certificate of Authenticity (COA). If your artwork is authenticated as genuine, the COA will be included in the final report at no extra cost.

Many of our initial services, such as answering questions or providing a rough value estimate, are offered at no charge. However, more advanced services require a fee. Our fees for detailed analysis and authentication begin at $300, depending on the complexity and scope of the artwork.

To ensure the integrity of our process and avoid conflicts of interest, payment must be made upfront for our services.

No, we cannot accept payment after the artwork has been sold. Accepting post-sale payments could create a conflict of interest and compromise the impartiality of our evaluation.

Yes, our authentications are widely accepted by leading auction houses globally. Our comprehensive research and detailed reports, supported by scientific data and historical evidence, ensure that our findings meet the highest standards of scrutiny.

We prioritize the privacy and confidentiality of our clients above all else. Whether you are a private collector, a museum or gallery, or a law firm handling valuable artwork, we are dedicated to protecting your identity and sensitive information. We do not disclose any details about the clients we work with or the specifics of the services we provide.