What Does Laboratoires Expanscience Do?

Total employees1224
HeadquartersParis La Défense Cedex
Founded1950

Laboratoires Expanscience is an independent French pharmaceutical and dermo-cosmetics laboratory, acquired by NAOS group in 2023. For over 70 years, they have specialized in skin health and the treatment of osteoarthritis, offering flagship brands like Mustela (baby and maternal skincare) and Piasclédine 300 (osteoarthritis). Expanscience is also a leading global supplier of natural active ingredients derived from plants for the cosmetics industry. Committed to Corporate Social Responsibility (CSR), they are a certified B Corp, emphasizing sustainable development and positive impact throughout their operations, from ingredient sourcing to product manufacturing and distribution.

Where Is Laboratoires Expanscience's Headquarters?

HQ Function

The Paris La Défense headquarters serves as the central hub for corporate strategy, global management, international business development, and overarching marketing and administrative functions.

Notable Features:

Situated in La Défense, a prominent European business district known for its modern architecture. The Épernon site, integral to the company, houses advanced R&D laboratories and eco-designed production facilities.

Work Culture:

Fosters a culture of innovation, scientific excellence, and strong ethical commitment, underscored by its B Corp certification. Emphasizes collaboration, employee well-being, and sustainable practices.

HQ Significance:

The Paris headquarters signifies its role as a key player in the international pharmaceutical and cosmetics landscape. The Épernon site is the heart of its innovation and manufacturing, reflecting its expertise in plant-based extraction and product development.

Values Reflected in HQ: The dual locations reflect a commitment to global reach (Paris) and deep scientific expertise with sustainable production (Épernon). Its B Corp status is evident in its operational ethos and facility design choices, prioritizing environmental and social responsibility.

Location:

Laboratoires Expanscience, now part of the NAOS group, maintains a strong international presence. Its products are distributed in over 100 countries worldwide through a network of approximately 16 subsidiaries and numerous local distributors. Globally supported functions include international sales and marketing, supply chain management, regulatory affairs, and clinical research coordination to support its dermo-cosmetics, rheumatology, and cosmetic active ingredients businesses.

Street Address:

1 Place des Saisons

City:

Paris La Défense Cedex

State/Province:

Île-de-France

Country:

France

Where Else Does Laboratoires Expanscience Operate Around the World?

Épernon, Centre-Val de Loire, France

Address: Rue des Quatre Filles, 28230 Épernon, France

Serves as the industrial and scientific heart of the company, driving innovation and ensuring high-quality production for global distribution. Leverages local expertise and resources.

New York, NY, USA

Address: c/o NAOS US (Mustela), 60 E 56th St, 6th Floor, New York, NY 10022, USA

Drives brand presence and growth for Mustela within the competitive U.S. and Canadian dermo-cosmetics sector, particularly in baby and maternal skincare.

Warsaw, Masovian Voivodeship, Poland

Address: Expanscience Polska Sp. z o.o., ul. Żelazna 67/77, 00-871 Warszawa, Polska

Strengthens market penetration and brand awareness in Eastern Europe, adapting global strategies to local consumer needs and healthcare systems.

Buying Intent Signals for Laboratoires Expanscience

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
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Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading Laboratoires Expanscience? Meet the Executive Team

As of April 2025, Laboratoires Expanscience' leadership includes:

Barthélémy Le LART - Directeur Général (CEO)

Who's Investing in Laboratoires Expanscience?

Laboratoires Expanscience has been backed by several prominent investors over the years, including:

NAOS (Parent Company since February 2023)

What Leadership Changes Has Laboratoires Expanscience Seen Recently?

Hire1
Exits1

Following its acquisition by NAOS in early 2023, Laboratoires Expanscience underwent a key leadership change with Barthélémy Le LART appointed as CEO in September 2023. This marked a transition from the previous long-standing leadership.

Departures

Jean-Paul Berthomé, Jean-Paul Berthomé, who led Laboratoires Expanscience for many years, stepped down from his role post-acquisition by NAOS.

New Appointments:

Barthélémy Le LART, Barthélémy Le LART was appointed CEO to lead Laboratoires Expanscience under the new ownership of NAOS.

What Technology (Tech Stack) Is Used byLaboratoires Expanscience?

Discover the tools Laboratoires Expanscience uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Laboratoires Expanscience Email Formats and Examples

Laboratoires Expanscience, like many corporations, primarily uses email formats based on employee names. A common structure is the first initial followed by the last name.

flast@expanscience.com (e.g., jdoe@expanscience.com)

Format

blelart@expanscience.com

Example

80%

Success rate

What's the Latest News About Laboratoires Expanscience?

LinkedIn / Company CommunicationSeptember 1, 2023

Laboratoires Expanscience Appoints Barthélémy Le LART as New CEO

Barthélémy Le LART has taken the helm as CEO of Laboratoires Expanscience, effective September 2023. This leadership change follows the company's acquisition by the NAOS group earlier in the year....more

Premium Beauty NewsFebruary 1, 2023

NAOS finalises the acquisition of Laboratoires Expanscience

NAOS, a prominent player in skincare (Bioderma, Institut Esthederm, Etat Pur), has successfully completed the acquisition of Laboratoires Expanscience. This strategic acquisition aims to bolster NAOS's portfolio, particularly with Expanscience's Mustela and Piasclédine 300 brands, and expand its expertise in dermo-cosmetics and natural active ingredients....more

Expanscience WebsiteJuly 7, 2022

Laboratoires Expanscience renews its B Corp certification with an improved score of 97.3/100

Laboratoires Expanscience announced the renewal of its B Corp certification, achieving an enhanced score of 97.3 out of 100. This recognition highlights the company's continuous commitment to high standards of social and environmental performance, public transparency, and legal accountability....more

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