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Top 30 professional services firms in the Haute-Savoie department

Tamtam tracks 41 professional services firms headquartered in the Haute-Savoie department. This list ranks the 30 largest by number of employees on LinkedIn, led by EUREX, INELYS and Hydrostadium. Their median headcount is 19. Half of them were founded in 1992 or later. The most common headquarters are Annecy (13) and Thonon-les-Bains (5).

🇫🇷 Haute-Savoie30 companiesUpdated Nov 13, 2026

This selection of professional services firms in Haute-Savoie includes a mix of accounting, consulting, and engineering companies. EUREX, with 553 employees, specializes in accounting, consulting, and auditing. INELYS provides tax, accounting, legal, and wealth management services, while Hydrostadium focuses on water flow engineering for sports and hydroelectricity. CERFRANCE DES SAVOIE offers accounting and business advisory services, and Access Group provides tailored digital solutions.

Many of these firms are well-established, with several founded in the latter half of the 20th century, such as EUREX (1962), CERFRANCE DES SAVOIE (1959), and SAREG (1984). While Annecy is a prominent headquarters location, other towns like Poisy, Épagny Metz-Tessy, and Thonon-les-Bains also host significant professional services companies, indicating a distributed economic activity across the department.

#CompanyIndustryHeadquarters EmployeesFounded
1
EUREXeurex.fr

Specializing in accounting, consulting, and auditing services, we offer tailored solutions for businesses in areas such as management, social expertise, legal advice, and more

Accounting 🇫🇷 Annecy 553 1962
2
INELYSinelys.fr

INELYS Group provides tax, accounting, legal, social, and wealth management services to a diverse range of clients, with 220 experts across 9 locations in France

Business Consulting and Services 🇫🇷 Poisy 201 2009
3
Hydrostadiumhydrostadium.com

Hydrostadium specializes in water flow engineering for sports and hydroelectricity, optimizing energy production while promoting water sports Inventing, building, and renovating water structures worldwide

Engineering Services 🇫🇷 Annecy 185 2001
4
CERFRANCE DES SAVOIEcerfrance.fr

A member of a network offering accounting and business advisory services to entrepreneurs in the Rhône-Alpes region, assisting with projects from creation to succession

Business Consulting and Services 🇫🇷 Épagny Metz-Tessy 159 1959
5
INITIAL, Prodways Groupinitial.fr

Product design, 3D scanning, additive manufacturing in plastic and metal, tooling creation, and thermoplastic injection for production solutions.

Industrial Machinery Manufacturing 🇫🇷 Chavanod 65 1991
6
FIDURALPfiduralp.com

Providing daily advice and support to business leaders for mutual progress in all areas, aiming for success at the top

Accounting 🇫🇷 Thonon-les-Bains 65 n/a
7
Access Groupaccess-group.fr

Providing tailored digital solutions for over 35 years, focusing on innovation and client needs, within a group offering clear and effective IT services and solutions

IT Services and IT Consulting 🇫🇷 Annecy 63 1987
8
SAREGsareg.com

Accounting firm providing personalized services in Haute-Savoie, France since 35 years Offers accounting, tax, payroll, legal advice, and business creation services

Accounting 🇫🇷 Morzine 55 1984
9
COPPEL MAINTENANCEcoppelmaintenance.fr

A machinery company in France specializing in maintenance services

Machinery Manufacturing 🇫🇷 Saint-Pierre-en-Faucigny 31 1988
10
MEDIA-SANTEmedia-sante.com

Provides extensive support services for doctors including administrative assistance, professional information, accounting, job placement, and replacement coordination.

Professional Services 🇫🇷 Sciez 29 1984
11
FIDEXPERT CONSEILSfidexpert-conseils.com

FIDEXPERT CONSEILS is a unique accounting firm with around 30 professionals located in Annecy (France), offering expert financial advice

Accounting 🇫🇷 Annecy 28 1985
12
Audicéaudice-alpes.com

The company provides audit services to help businesses meet legal obligations, adapting interventions to the needs of business owners and shareholders

Accounting 🇫🇷 Annecy 22 2008
13
COGESTRAcabinet-cogestra.com

A team of 18 professionals serving nearly 500 entrepreneurs in various sectors through offices in Annecy-Meythet and Oyonnax

Accounting 🇫🇷 Annecy 22 1990
14
GROUPE ROSAgroupe-rosa.fr

Rosa Group offers mechatronics design and industrialization services through its four entities specializing in mechanical, electronic, and production solutions

Mechanical Or Industrial Engineering 🇫🇷 Annecy 19 1995
15
OFFICE DU PARC

Legal services firm in France providing notarial services from their office in Thonon Les Bains, Auvergne-Rhône-Alpes

Legal Services 🇫🇷 Thonon-les-Bains 19 1779

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16
CJF Avocats & Associéscjfavocats.com

A legal and tax consulting firm in Annecy and Bourg-Saint-Maurice, assisting businesses and individuals with professional and wealth investments in various legal areas

Law Practice 🇫🇷 Annecy 17 1962
17
Amirantesamirantes-events.com

Amirantes designs unique and exclusive event projects worldwide, focusing on human experience through immersion, creativity, and passion for memorable adventures tailored to businesses

Events Services 🇫🇷 Duingt 17 2008
18
Groupe Altitudegroupealtitude.expert

A group of accounting experts in multiple locations offering a range of services for businesses, from creation to sale, with a strong network of specialists

Accounting 🇫🇷 Sallanches 17 1992
19
CONSILIUM ANNECYcabinetconsilium.com

A small independent accounting firm in Annecy, offering personalized support and tailored services for entrepreneurs, emphasizing proximity and individualized solutions

Accounting 🇫🇷 Annecy 16 1992
20
Mountain Pathlearnfromaltitude.com

Consulting firm offering immersive learning expeditions, training, coaching, and advisory services to support organizational transformation and sustainable performance.

Business Consulting and Services 🇫🇷 Chamonix-Mont-Blanc 14 2017
21
CDS AUDIT ET CONSEILcds-conseil.com

An accounting firm located in Viry, France, specializing in audit and consulting services to support businesses in financial management

Accounting 🇫🇷 Viry 12 2014
22
WEXLINKS / XLINKS / XVALwexlinks.fr

A network of independent experts in business transfer/acquisition, supporting company leaders across France with innovative services and technical tools for growth or sale projects

Business Consulting and Services 🇫🇷 Annecy 12 2017
23
Fiduciaire des Allobrogesfiduciairedesallobroges.com

Expertise comptable and commissariat aux comptes for individuals and professionals provided by La Fiduciaire des Allobroges

Accounting 🇫🇷 Thonon-les-Bains 11 2012
24
Annecy Bouge Businessbimagency.fr

This company specializes in business development, marketing strategy, brand design, web design, SEM, social media management, and audiovisual services

Online Audio and Video Media 🇫🇷 Annecy 9 2018
25
POLLIEN GIRAUD BIRMELÉ AVOCATS ASSOCIÉSpgbavocats.com

The company offers consulting and litigation services year-round, including during summer and holiday seasons, with appointments available within a few days

Law Practice 🇫🇷 Thonon-les-Bains 9 1976
26
SAINT-ALAUDY & QUELVENNECcabinet-quelvennec.fr

Accounting and auditing firm specialized in providing expert financial consulting services

Accounting 🇫🇷 Ville-la-Grand 9 n/a
27
GD Consultants

This company specializes in consultancy and training in Lean Management, ISO certifications preparation (9001, 14001, OHSAS 18001), sustainable development, and employment forecasts

Business Consulting and Services 🇫🇷 Cluses 8 2002
28
Actimo Immobilier de commerceactimoannecy.fr

Specializing in commercial real estate in Rhône Alpes for over 20 years, we offer tailored, sustainable solutions for clients, focusing on consumer needs and market trends

Leasing Non-residential Real Estate 🇫🇷 Annecy 8 1996
29
INNOVAflow©innovaflow.fr

INNOVAflow offers flexible support in marketing, digital strategy, project management, and more, focusing on mentoring and guiding entrepreneurs for success

Business Consulting and Services 🇫🇷 Annecy 6 2019
30
ALP INTER THONON Intérim & Recrutementalpinter.fr

The company operates in all sectors in THONON and is part of the ATOLL Group, offering a wide range of services

Staffing and Recruiting 🇫🇷 Thonon-les-Bains 6 n/a

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How this list is built

Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 13, 2026.

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