Protiviti expands in France with Adamantia acquisition

CALIFORNIA, UNITED STATES — Global consulting firm Protiviti has announced the acquisition of Adamantia, a management consulting boutique specializing in financial services, for an undisclosed sum.
The merger aims to bolster Protiviti’s presence in France while enhancing its global capabilities to serve clients in the financial sector.
Adamantia’s expertise to drive growth
Adamantia, based in France, has been delivering advisory services to financial institutions and corporations. The firm specializes in strategic, organizational, digital, and cultural transformation initiatives. Its team of experts has worked closely with Protiviti over the past two years on projects involving risk management, compliance, and internal audit.
“Our integration into Protiviti represents a significant milestone in Adamantia’s evolution. This strategic move will accelerate the expansion of our expertise, allowing us to combine our business knowledge, consulting know-how, and strong human values to drive successful transformations for our clients,” said Jean-Baptiste Coiffet, Adamantia’s co-founder.
Fellow co-founder Pierre-Yves Curtet highlighted the synergy between the two firms: “Furthermore, Protiviti’s unique model, which leverages Robert Half‘s capabilities to rapidly scale teams in response to client demands, will be instrumental in ensuring the success of this new chapter.”
Expanding footprint in France and beyond
“The acquisition of Adamantia is strategically designed to help Protiviti better serve its clients in France and globally. Adamantia’s experience and deep client connections position us well to further expand our footprint in France’s financial services market,” said Joseph Tarantino, Protiviti president and CEO.
“Our earlier collaborations with Adamantia have shown that the two organizations have shared values and similar corporate cultures, which is critical to ongoing success.”
Protiviti, headquartered in Menlo Park, California, operates across more than 25 countries with over 90 offices worldwide. The firm provides consulting and managed services in areas such as finance, technology, operations, risk management, and internal audit.
Protiviti, Robert Half’s subsidiary and one of Fortune’s 100 Best Companies to Work For for ten consecutive years, serves a diverse client base that includes over 80% of Fortune 100 companies.