Who we are

A safe and reliable guide in the complex world of law

The Law Firm offers integrated and personalized legal assistance, thanks to the experience gained over 38 years.

It is divided into three territorial offices: Rome, Milan-Pero, and Fondi-Latina.

The Law Firm counts among its clients companies and professional entities of national and international dimensions, including, among others, in the sectors of services, general trade, import-export of products including fruit and vegetables, architecture, publishing, high-tech manufacturing industry, distribution of petroleum products, waste treatment, and art.

Founding Partners

Avv. Alfonsina De Rosa

Having been practicing before the supreme judiciary since 2004, she graduated at the age of twenty-three with a brilliant CV, top marks and honors from the La Sapienza University of Rome.

Second level university master’s degree in environmental law.

After significant experience in a leading law firm in the capital, in the 1990s he founded the De Rosa Law Firm from which, in 2006, the multi-year collaboration with the lawyer was consolidated. Antonio Costa, the De Rosa & Costa Professional Association is born.

He has gained extensive experience in the civil sector. He combined his initial passion and study for issues relating to family, inheritance, civil liability and labor law with an in depth study of corporate legal issues and corporate compliance, with particular reference to the organizational models pursuant to Legislative D. lgs. n. 231/2001 and privacy legislation, public and private procurement, copyright and art law and environmental law.

He assists public bodies in judicial litigation.

Avv. Antonio Costa

Qualified to practice before the Higher Magistrates since 2013, degree from LUISS Guido Carli in Rome, legal-economic specialization, brilliant university curriculum, after independent professional experience he founded together with the lawyer. Alfonsina De Rosa the De Rosa & Costa Associate Law Firm.

Second level university master’s degree in environmental law.

Alongside his passion for civil law, labour, corporate law and public and private procurement law, he also has a passion for economic criminal law and corporate compliance, with particular reference to organizational models pursuant to Legislative Decree. lgs. n. 231/2001 and privacy legislation, for copyright and art rights and for environmental law.

He has gained twenty years of experience in criminal litigation relating to bankruptcy and tax crimes.

It holds the position of supervisory body in important commercial and manufacturing companies.