The firm

Ours is a story of family, ...and of friendship, ...of varied professional pathways coming together to perfectly complement each other. Our story has been so beautifully woven and intertwined throughout so many years, as a result we can no longer recall longer the chronological order in which we met each other. However, the greatest importance is what our union has allowed us to create.
D'ORSO, ABRASSART & Associates is a “human-sized” law firm whose close relationship between our members allows us to create a perfect synergy for each and every project, responding and adapting to the needs of our individual clients every single time. Our keywords are: trust, dynamism, expertise, and pragmatism.
Using an informal network of local correspondents, the firm provides its French and international clients with skills and expertise in the main areas of Business law, both in contentious and non-contentious matters. Our in-depth knowledge and a complementary approach to both public and private law, - with our multilayered areas of expertise - allows us to offer our clients a complete support system and contextual understanding, thoroughly responding to their requests for advice, accompanying them on their projects or giving judicial representation. In order to deal with cases in a highly-efficient way, the firm also has the support of various related disciplines, working with other professionals such as notaries, chartered accountants, property appraisers, brokers and surveyors.

The Partners

Ghislaine D'ORSO

Ghislaine has practised as an Avocat lawyer as founding partner of her own firm since 1980.

She acts mainly in the following areas:
- Real estate law and construction
- Employment law
- Insolvency proceedings

– the real estate departments of institutional investors in the insurance sector and real estate professionals (developers, estate agents, managing agents, etc.);
– a client base of private businesses in all sectors, providing day-to-day assistance with their employment law issues;
– and firms of administrators as part of insolvency proceedings.

Ghislaine is also registered as a Real Estate Transactions Agent and Lawyer.

Laurence D'ORSO

Laurence began her career as a structured finance in-house lawyer in the legal and tax department of CDC Finance-CDC IXIS.

She then worked as a lawyer in the real estate departments of several international law firms for more than ten years – Jones Day (1 year), Baker&McKenzie (6 years) Salans and Franklin within the same team (4 years) – before deciding to join D’Orso Partnership.

She acts mainly in the following areas:
- Real estate law and construction
- Corporate law and M&A
- Commercial and contract law

Laurence advises individuals, companies, investment funds and institutional investors on the acquisition and management of real estate portfolios for all types of underlying assets (offices, commercial premises and residential) or the leasing of real estate property.
Laurence has developed a wealth of knowledge in the tourism and hotel sectors and in photovoltaic investments.
She is also registered as a Real Estate Transactions Agent and Lawyer.


A lawyer at the Paris bar since 2000, Julie has been an associate in two Parisian law firms, one specialising in Business Law and the other in Public Business Law. She also worked in the Legal Affairs Department of a CAC 40 company. She then created her own law firm in 2009.

Julie deals with commercial as well as administrative issues. Her fields of expertise are the following:
- Public Business Law
- Urban Development and Conveyance Law
- Trade and Contract Law
- Healthcare, Medical and Welfare Law

Julie assists the public and the private sector (or public-private bodies) as well as private individuals and represents them in ordinary and administrative courts when required.

Julie provides answers to her clients regarding all types of operations involving contract or institutional issues, in the areas of Public or Private Law.


Yves began his career at the Ministry of Finance before joining D’Orso Partnership in 1983.

He acts mainly in the following areas:
- Tax law
- Corporate law and M&A
- Commercial and contract law

He acts for a wide range of clients comprising individuals, family groups and commercial and industrial businesses, advising on personal taxation, legal and tax planning and tax as it affects businesses and their management.
He also assists clients with tax audits, inspections and disputes.

Presentation of the lawyers
The firm now has four Partner Lawyers working along with four Senior Lawyers respectively:
Xavier Delcros, a former member of the Bar Council, Honorary Lawyer (Paris Bar, 1984),
Sami Naoui, Associate (Versailles Bar, 2008).