Mersen S.A. (EPA:MRN)
France flag France · Delayed Price · Currency is EUR
27.16
-0.72 (-2.58%)
Apr 20, 2026, 5:35 PM CET

Mersen Company Description

Mersen S.A. manufactures and sells electrical power products and advanced materials in France, North America, rest of Europe, the Asia-Pacific, and internationally.

It operates through two segments, Electrical Power and Advanced Materials. The company offers fuses, fuse holders and systems, surge protection, accessories, power distribution blocks, IEC fuse switch disconnectors, low-voltage and high power switches, capacitors, cooling, power transfer for rail, isostatic and extruded graphite, bus bar, engineered panels, graphite bursting discs, and heat exchangers, as well as PTFE bellows, pipes, and fittings products and solutions.

It also provides carbon brushes, brush-holders, carbon insulation, SSiC, process technologies, carbon/carbon composite, slip rings, DC protection for EV and batteries, corrosion resistant materials, brush gear assembly housing, signal and power transfer systems, dust collectors, industrial current collectors, and power stacks, as well as columns, reactors, and pressure vessels products and solutions.

In addition, the company offers simulation tools, on-site maintenance, power stack design optimization, motor maintenance, wind services, electrical test lab, and knowledge center, as well as training for process industries and energy production solutions.

It serves semiconductors; electric vehicles; battery energy storage system; solar; wind; railways and metros; aerospace; chemicals; building and infrastructure; electrical power distribution; and energy conversion.

The company was formerly known as Groupe Carb/one Lorraine SA and changed its name to Mersen S.A. in May 2010.

Mersen S.A. was founded in 1889 and is headquartered in Courbevoie, France.

Mersen S.A.
Mersen logo
CountryFrance
Founded1889
IndustryElectrical Equipment & Parts
SectorIndustrials
Employees7,259
CEOLuc Themelin

Contact Details

Address:
Tour Trinity
Courbevoie, 92400
France
Phone33 1 46 94 54 00
Websitemersen.com

Stock Details

Ticker SymbolMRN
ExchangeEuronext Paris
Fiscal YearJanuary - December
Reporting CurrencyEUR
ISIN NumberFR0000039620
SIC Code3620

Key Executives

NamePosition
Luc Themelin Ph.D.Chief Executive Officer and Director
Thomas BaumgartnerChief Financial Officer
Salvador LamasGroup Chief Operating Officer
Caroline LevyChief Technology Officer
Sylvie GuigantiGroup Chief Information Officer
Delphine JacquemontGeneral Counsel and Secretary
Véronique BocaVice President of Corporate and Financial Communication
Estelle LegrandGroup Vice President of Human Resources
Gilles BoisseauExecutive Vice President of Mersen International
Ferran SacrestExecutive Vice President of the Electrical Power segment