Examination of documents and banknotes - authenticity and age verification. Quality assessment of paper and printing products - complaints. Opinions, statements and consultations. Courses and lectures. Forgery, counterfeit, signature, quality, contract, authenticity, stamping, stamp, bill of exchange, images, autographs, manuscripts.

Carry out investigations in the field of close polygraphy resulting in expert opinion, professional opinion, professional consultancy. I offer expert witness services in the following areas: technical examination of documents and documents, examination of banknotes and valuables, printing, materials and printing technology.

I specialize in paternity determination using DNA testing. I perform STR marker testing for forensic and commercial testing.

I provide expert appraisals. I offer services in the area of letterpress. I provide expert consultation on specific examination options, expert witnessing, signature authentication or training.