Common scenarios
- Challenging or defending electronic documents.
- Doubts about PDFs, electronic signatures or time stamps.
- Analysis of images, metadata or editing traces.
- The need to organise digital evidence with a chain of custody.
When we step in
When the validity of a document or piece of digital evidence can change a case.
What the client is looking for
- A sound technical opinion before litigating or ratifying.
- Clear conclusions for the lawyer, the client and the court.
- Consistent, explainable expert methodology.
- Speed when the case allows no delays.
What we analyse
Documents, metadata and evidence with a forensic approach.
Documentary forgery
- PDF structure and editing fingerprints.
- Electronic signatures, certificates and validations.
- Version comparison, OCR and tampering artefacts.
Digital forensics
- EXIF metadata and temporal consistency.
- Acquisition, hashing and chain of custody.
- Devices, logs and the technical context of the evidence.
Process
From engagement to ratification.
We review the procedural context and the evidentiary goal.
The evidence is organised with proper methodology and preservation.
Tests, validations and expert cross-checking are applied.
The expert report is delivered and, where appropriate, the court appearance is prepared.
Indicative plans
Expert-report pricing
VAT not included
Basic expert opinion
€900+ VAT
- Analysis of one electronic document or PDF.
- Metadata, electronic signatures and a first technical report.
- Ideal for assessing viability before litigating.
Expert report with chain of custody
€1,800+ VAT
- Forensic acquisition with hashing and a chain-of-custody record.
- Complete, defensible technical analysis.
- Structured, explainable expert report.
Complex expert report + ratification
€4,500+ VAT
- Multiple acquisitions and analysis of contradictions.
- Extensive report for the judge and the opposing party.
- In-court ratification included.
Registered specialities
Fields underpinning the expert-report practice.
- 279: Information Systems Auditor and digital forensic certification
- 280: Internet and e-commerce
- 281: Computers
- 282: IT security technician
- 283: Telematics
- 378: Computing, mobile phones and software
- 952: Project management
- 953: Quality systems
- 954: Intrusion alarm systems
- 955: Telecommunications
- 957: Computer systems
- 1112: Computer forensics and digital evidence analysis
- 1113: Projects and systems
- 1114: Intellectual and industrial property
- 1115: Information and communications security in industrial environments
- 1319: Data protection, cybersecurity and digital rights
Frequently asked questions
Frequently asked questions
What accreditation does the expert hold?
Court-appointed IT Expert TIP 639 registered at AEPEJU (Spanish Association of Judicial Experts) with 16 accredited expert categories, including computer forensics, security and privacy.
What does an expert report on document forgery include?
It includes analysis of PDFs and electronic documents, electronic signatures, metadata, versions, chain of custody and technical conclusions explainable in court.
How much does an IT expert report cost?
From €900 + VAT for simple opinions (analysis of a document, basic metadata) up to €4,500 + VAT for complex reports with chain of custody and court testimony. Closed proposal after the initial assessment.
Can you testify on the report?
Yes. The service covers hearing preparation and expert ratification in court when applicable. Testimony is an additional appearance that is quoted separately.
Do you work with attorneys and law firms?
Yes. It is one of the most natural lines of the service, both for prior assessment and full expert intervention. Regular collaboration with criminal and civil law firms.
Direct contact
If a piece of digital evidence can change the case, it is worth assessing it quickly.
Tell me the context of the case or the document and I will prepare an initial assessment to gauge viability, scope and urgency.
