SIVU THALASSA

What SIVU THALASSA does

SIVU Thalassa is a French public intercommunal syndicate (Syndicat Intercommunal à Vocation Unique, an EPCI local government entity) that jointly manages two municipal aquatic centers on behalf of the cities of Roubaix and Wasquehal in the Métropole Européenne de Lille (Hauts-de-France). The syndicate operates Centre Nautique Thalassa in Roubaix — featuring a 375m² sport basin (6 lanes x 25m), a 300m² teaching pool, a wave pool configuration (625m² total), two jacuzzis, a waterslide, paddling pool, and a renovated sauna/hammam zone — and Centre Nautique Calypso in Wasquehal, which offers a 250m² 4-lane sport pool alongside a 50m² adult-only relaxation zone with hot tubs, current river, massage jets, mushroom cascade, and two saunas. Centre Nautique Thalassa is currently closed for renovation; Calypso remains operational. Both facilities are accessible to people with disabilities.

The syndicate delivers a broad portfolio of recreational and instructional aquatic services, including structured swimming lessons for children and adults, baby swimming (ages 6 months to 5 years), aquatic fitness classes (aquagym, aquajogging, aquabike, aquadouce, aquasénior), a competitive swimming club (Club Calypso), school aquatic education programs, holiday swimming stages (Stages), and adapted handisport sessions. Revenue is generated predominantly through per-entry fees and multi-entry passes (e.g., €4.20 single adult pool entry; €42 for 11 entries; €7 baby swimming session; €10 adult aquagym session), supplemented by corporate/group bundles (100-entry packages priced €336–€960), special school and sports club rates, and wellness add-on access (sauna, hammam, jacuzzi).

Distribution is direct-to-consumer and physical-only: customers access facilities through walk-in admissions, with entry controlled via encoded subscription cards or barcode-issued single-entry tickets. There is no online booking, e-commerce, or mobile app. Marketing is limited to the official website (sivu-thalassa.fr) and on-site postings. As a public sector entity, SIVU Thalassa is not privately owned and raises no equity capital; the 2022 renovation cycle is partially funded by French government subsidy programs (DSIL 2022, ANS PRE Régional Piscines, Plan Aisance Aquatique, and Métropole Européenne de Lille's Fonds de concours Piscines).

Name

SIVU THALASSA

Legal name

SIVU Thalassa

Website

https://sivu-thalassa.fr

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

SIVU Thalassa is a French public inter-municipal syndicate that jointly manages two municipal aquatic centers — Centre Nautique Thalassa in Roubaix and Centre Nautique Calypso in Wasquehal — providing recreational swimming, swimming instruction, aquatic fitness, and wellness services to local residents.

Ownership category

akta.pro rank

Product category

Public Aquatic Services

SIC

Services-Membership Sports & Recreation Clubs (7997)

akta.pro primary industry

Aquatic Centers & Swimming Facilities (MPAKAEAF)

Keywords

• Public aquatic centers
• Swimming instruction
• Aquatic fitness
• Municipal recreation
• Wellness facilities

Headquarters

HQ city

Roubaix

HQ country

France

HQ region

Europe

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Personnel, Infrastructure, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Entry Fees: Individual and multi-entry pool admission fees for adults, children, seniors, and students. Entry fees grant access to swimming pool facilities.
2. Animation and Lesson Fees: Charges for structured activities including swimming lessons, aquagym, aquajogging, aquabike, baby swimming, and aquatic sports courses. Per-session or multi-session packages available.
3. Wellness Access: Fees for access to relaxation facilities including sauna, hammam, jacuzzi, and 'detente' (relaxation) zone. Available as add-on to pool entry or separate entry.
4. School and Group Rates: Special pricing for schools, holiday centers (CLSH), and sports clubs. Organized groups receive discounted rates or free access with conventions.
5. Corporate/Association Packages: Bulk entry packages for companies and employee committees (CE), as well as associative structures. 100-entry bundles offered.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels3 records

Core offering

SIVU Thalassa is a French public inter-municipal syndicate (SIVU) that jointly manages two public aquatic centers — Centre Nautique Thalassa in Roubaix and Centre Nautique Calypso in Wasquehal — offering recreational swimming, structured swimming lessons for all ages, aquatic fitness classes (aquagym, aquajogging, aquabike, aquadouce), baby swimming programs, competitive club training, school aquatic education, and wellness amenities (sauna, hammam, jacuzzi).

Product overview

SIVU Thalassa operates two municipal swimming pool facilities (Centre Nautique Thalassa in Roubaix and Centre Nautique Calypso in Wasquehal) offering recreational swimming, aquatic fitness, and swimming instruction services. The facilities include indoor pools with varying depths for sport and relaxation, along with amenities such as jacuzzis, saunas, hammams, and waterslides. Services span structured swim lessons for children and adults, aquafitness classes (aquagym, aquajogging, aquabike), competitive swimming club, baby swimming programs, school aquatic education, and holiday swimming camps. Both facilities are accessible to people with disabilities.

Differentiator

Problem solved

Functional benefit

Brands

• Centre Nautique Thalassa: Public swimming pool and aquatic center in Roubaix featuring a large divisible pool, 6-lane 25m swimming basin, teaching pool, water garden, jacuzzi, splash pad, waterslide, and renovated sauna/hammam zone.
• Centre Nautique Calypso

Products and services

• Centre Nautique Thalassa

Quantifiable outcome

• Aquajogging sessions can burn up to 600 calories in 30 minutes, equivalent to 1 hour of land jogging
• +1 more outcomes

Segments6 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• UCPA: UCPA is a French non-profit operator of sport and aquatic facilities offering swimming lessons, fitness classes, and leisure activities nationwide. It mirrors SIVU Thalassa's combination of structured swim instruction, aquafitness programming, and public-access aquatic recreation.
• Vert Marine: Vert Marine is one of France's largest private operators of public aquatic centers and pools, managing dozens of municipal facilities across the country. It is the most direct commercial analogue to SIVU Thalassa's public aquatic center operating model, sharing the same target audience of local residents and the same revenue mix of admissions, lessons, and wellness.
• Bleu Marine: Bleu Marine operates a network of public aquatic centers across France under municipal concessions, providing swimming lessons, aquagym, and wellness services. Its concession-based public-pool model is structurally similar to SIVU Thalassa's inter-municipal syndicate operation.

Broad incumbents

• Fitness Park: Fitness Park is a French low-cost fitness chain operating hundreds of clubs nationwide, increasingly offering aquafitness and pool-based programming. It competes with SIVU Thalassa for the same budget-conscious wellness customers but with a different facility footprint (fitness-first, pool optional).
• Basic-Fit France: Basic-Fit is one of Europe's largest low-cost fitness chains with a growing presence across France, including some clubs with pool access. It targets a similar mass-market audience for affordable fitness but competes primarily on land-based exercise rather than aquatic-centric programming.
• ELIXIR Fitness: ELIXIR is a French mid-market fitness/wellness chain whose clubs often include pools, saunas, and aquafitness classes. It competes for the same wellness-oriented customer base as SIVU Thalassa's Calypso relaxation zone but operates as a private subscription model rather than a public-access facility.

Others

• Decathlon Aquatic / Nabaiji: Decathlon's Nabaiji brand is a major retailer of swimming and aquatic equipment in France, serving the same swimming and aquafitness customer base as SIVU Thalassa. While not a facility operator, it is an ecosystem participant that drives demand for aquatic services and shares customer overlap.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks6 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/sivu-thalassa

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about SIVU THALASSA