Aïga Resort Thermal & Spa de Châtel-Guyon

What Aïga Resort Thermal & Spa de Châtel-Guyon does

Aïga Resort Thermal & Spa de Châtel-Guyon is a French thermal wellness resort operating under the legal entity Resort Thermal de Châtel-Guyon – RTC (SAS, incorporated 2016; registered capital €75,000), located in Châtel-Guyon, Auvergne-Rhône-Alpes, within the Regional Natural Park of the Volcanoes of Auvergne. The company delivers 18-day conventional thermal cures (cures thermales conventionnées) reimbursed 65–100% by Assurance Maladie, with two orientations — digestive/intestinal (AD/AU) and rheumatological (RH) — alongside 6-day health prevention stays (from €599/person), spa thermal wellness packages (Pass Détente €29–€39/half-day; rituals €119–€359), specific accompaniment programs (€199/person) for colopathy/Crohn's/RCH, rheumatology and fibromyalgia, and on-site hospitality through a 90-apartment four-star Résidence directly connected to the care facilities, plus a Mediterranean-inspired restaurant and product boutique.

The resort's core differentiator is the proprietary "Thermalisme du Microbiote Intestinal" concept, co-developed with Dr. Didier Chos (Institut Européen de Diététique et Micronutrition) and dietitian Solveig Darrigo-Dartinet. It integrates personalized nutrition (the "Cuisine 4S" model — Simple, Saine, Savoureuse, Sur-mesure), four proprietary micronutritional profiles (Microbiote, Rhumatologie, Stress-Sommeil, Surpoids-Métabolisme), and targeted thermal water therapies. The underlying asset is Châtel-Guyon's natural thermal water — sourced from over 3,500m depth, chloro-bicarbonated calcique in composition, and described as the richest in magnesium in Europe — applied through signature treatments including entéroclyse (intestinal drip), douche escargot (snail shower hydrotherapy) and 45°C thermal mud cataplasms.

The business model is multi-stream and prescription-led: the largest revenue driver is the conventional cure pathway, supplemented by premium establishment upgrades (€399/person, or €355 for loyal returning curists), prevention stays, spa rituals, accommodation, F&B and branded retail. The resort is agréée par le Ministère de la Santé, and demand is generated via medical referrals from GPs and specialists, direct online/phone booking, the website and SEO content, the 2025 Nutri-Santé Questionnaire funnel, the Thermalies trade show, a referral/parrainage program, and a gift-box channel via secretbox.fr. Public institutional co-financing (EU FEDER, Région Auvergne-Rhône-Alpes, Communauté d'agglomération Riom Limagne et Volcans, Commune de Châtel-Guyon) supported the build-out, and the business fund (fonds de commerce) is owned by FT Immobilier, with RTC operating under the Aïga brand. The 2026 thermal season runs from March 30 to December 5.

Name

Aïga Resort Thermal & Spa de Châtel-Guyon

Legal name

Resort Thermal de Châtel-Guyon – RTC

Website

https://aiga-resort.com

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

11–50 employees

Short description

Aïga Resort Thermal & Spa de Châtel-Guyon operates an integrated French thermal wellness resort in Châtel-Guyon, Auvergne, delivering reimbursed 18-day digestive and rheumatology cures, 6-day prevention stays, spa rituals and 90 four-star apartments under the proprietary "Thermalisme du Microbiote Intestinal" concept.

Ownership category

akta.pro rank

Product category

Thermal Spa & Wellness Resort

NAICS

Accommodation (721), Nursing and Residential Care Facilities (623), Other Traveler Accommodation (72119)

SIC

Hotels, Rooming Houses, Camps & Other Lodging Places (7000), Services-Nursing & Personal Care Facilities (8050)

akta.pro primary industry

Destination Spa Resorts (THAGAMAA)

akta.pro secondary industries

Luxury Wellness & Spa Resorts (THAGACAG), Medical Wellness & Longevity (Health Screening, Biohacking, Anti-aging Programs) (THAJAHAI), Detox, Nutrition & Weight Management (Juice Cleanses, Nutrition Retreats, Weight-loss Programs) (THAJAHAJ), Destination Spas & Spa Resorts (HSALAFAC)

Keywords

• Thermal spa services
• Conventional thermal cures
• Digestive health therapy
• Rheumatology treatment
• Wellness hospitality

Headquarters

HQ city

Châtel-Guyon

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Infrastructure, Technology or R&D, Supply Chain

Revenue model

1. Thermal Cure (Cure thermale conventionnée): The core revenue driver: 18-day conventional thermal cures (conventionnées) prescribed by a physician and covered 65–100% by French national health insurance (Assurance Maladie). Dual orientations (digestive + rheumatological) provide 6 treatments/day versus 4 for single orientation. Premium establishment upgrade available at additional cost. This is the primary revenue stream.
2. Prevention Health Stays (Cure prévention santé): 6-day prevention health stays combining 10 thermal treatments, nutrition activities, physical activities, and stress management. Priced from €599/person for the program alone or from €965 with accommodation.
3. Spa Thermal Wellness Packages: Day spa packages and à la carte treatments for non-curists and hotel guests. Includes 'Pass Détente' half-day access (€29 for residents/curists, €39 for external visitors) and multi-treatment ritual packages ranging from €119 to €359.
4. Résidence **** Accommodation: Four-star residence with 90 fully equipped apartments (kitchen, living area) directly connected to thermal care spaces. Revenue from nightly and weekly rentals, with optional services (breakfast, half-board, full-board, daily cleaning). Late checkout available for €30 supplement.
5. Restaurant: On-site restaurant serving a Mediterranean-inspired healthy cuisine. Offers 'Carte Plaisir' (3 starters, 3 main courses, 3 desserts) and daily renewed 'Santé Menus' tailored for curists. Open to external diners. Closed Wednesday and Thursday evenings.
6. Product Boutique: Sale of thermal care products, anti-slip sandals, swimwear, and branded items through the on-site boutique and online shop.
7. Specific Cure Programs: Specific accompaniment programs (Colopathy/Crohn/RCH, Rhumatology, Fibromyalgia) priced at €199/person as add-ons to the thermal care package, covering group sessions of 8–12 participants with multidisciplinary expert support.

Pricing tiers

Go-to-market motion3 records

Distribution channels5 records

Marketing channels7 records

Core offering

Aïga Resort Thermal & Spa operates a doctor-prescribed 18-day conventional thermal cure (cures thermales conventionnées) focused on digestive and rheumatological conditions, reimbursed 65–100% by French national health insurance. The offering is anchored by the proprietary 'Thermalisme du Microbiote' medical concept combining thermal water therapies with personalized nutrition and micronutritional profiling. The integrated resort also provides shorter 6-day prevention health stays, à la carte Spa Thermal wellness treatments, a 4-star 90-apartment Résidence directly connected to the care spaces, and a healthy Mediterranean restaurant.

Product overview

Aïga Resort Thermal & Spa is a comprehensive thermal health complex in Châtel-Guyon, Auvergne, France, offering a unified platform of thermal medicine, wellness, and hospitality services. The core offering centers on conventional 18-day thermal cures (cures thermales conventionnées) with digestive (AD/AU) and rheumatology (RH) orientations, complemented by 6-day health prevention stays (cures prévention santé). These are delivered through two care spaces: the standard thermal establishment and the premium establishment (399€/person upgrade). A signature medical concept called 'Thermalisme du microbiote intestinal' integrates personalized nutrition (Cuisine 4S), micronutritional profiling, and thermal water care. The portfolio includes add-on modules: specific accompaniment programs (199€/person) for digestive, rheumatology, and fibromyalgia conditions; nutrition health activities (cooking workshops, consultations); personalized health paths via ASM Vitalité partnership (49-99€); and the Spa Thermal for wellness treatments (Pass détente 29-39€/half-day, treatment rituals 119-359€). Hospitality is provided via the 4-star Résidence with 90 apartments, and dining via a Mediterranean-inspired healthy restaurant. The resort is co-financed by the European Regional Development Fund (FEDER), Auvergne-Rhône-Alpes Region, and Riom Limagne et Volcans community.

Differentiator

Problem solved

Functional benefit

Brands

• ASM Vitalité: Pôle santé Bien-être created within ASM Omnisports, providing adapted physical activity programs in partnership with Aïga Resort.

Products and services

• Cures thermales conventionnées
• Cures prévention santé de 6 jours
• Programmes spécifiques d'accompagnement de cure
• Activités nutrition santé
• Parcours santé personnalisés ASM Vitalité
• Pass détente Spa Thermal

Quantifiable outcome

• Reduction in medication use for digestive and rheumatological conditions
• +4 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Five partnerships are on record, tiered core and minor.

• ASM Omnisports / ASM Vitalité (Pôle Santé Bien-être Vitalité)coreStrategic or Co-development PartnerExclusive partnership with the health and wellness pole of the historic ASM Omnisports club of Clermont-Ferrand. ASM Vitalité provides adapted physical activity professionals who deliver personalized sports health programs (bilan de condition physique, aquabike, aquagym, Pilates, yoga, Nordic walking, muscle strengthening, etc.) to Aïga Resort curists as part of the cure's complementary health activities.
• Dr. Didier Chos, President of Institut Européen de Diététique et MicronutritioncoreStrategic or Co-development PartnerCo-developed the proprietary 'Thermalisme du Microbiote Intestinal' concept, which forms the medical-philosophical foundation of Aïga Resort's integrative approach. His expertise in dietetics and micronutrition directly shaped the resort's three-pillar model (thermal water, personalized nutrition, micronutritional profiling).
• Solveig Darrigo-Dartinet, Dietitian-NutritionistcoreStrategic or Co-development PartnerCo-developed the 'Thermalisme du Microbiote Intestinal' concept alongside Dr. Didier Chos. Contributed the nutritional framework and culinary model ('Cuisine 4S') that underpins the resort's personalized nutrition programming.
• Aline Valentin, Dietitian-NutritionistminorStrategic or Co-development PartnerDeveloped the dietary conference program, nutrition workshops, and practical cooking classes offered to curists. Created content for the resort's nutrition blog and winter nutrition guide, promoting the link between microbiome health and seasonal eating.
• Dr. Julien Scanzi, Gastroenterologist and Microbiome SpecialistminorStrategic or Co-development PartnerAnimates the microbiome health conference at Aïga Resort, educating curists on intestinal health and the role of the microbiome. Author of books 'Incroyable microbiote' (2022) and 'L'alimentation incroyable microbiote' (2024).

Scale indicators8 records

Recent moves4 records

Expansion highlights6 records

Broad incumbents

• Thermes de Vichy: Vichy Célestins is one of France's largest and most established thermal resort brands, offering a broad orientation portfolio (digestive, rheumatology, metabolic) with luxury hotel integration. It competes with Aïga for the same insured cure pool while operating at significantly greater scale, brand recognition, and capacity.

Direct peers

• Thermes d'Aix-les-Bains: Aix-les-Bains is a major French thermal resort on Lac du Bourget offering conventionné cures across multiple orientations including rheumatology and digestive care. It directly competes with Aïga for national cure patients and benefits from a more developed tourism ecosystem in the Savoie region.
• Thermes de Royat: Royat is a French thermal resort located near Clermont-Ferrand in the Auvergne region, the same territorial area as Aïga Resort. Both compete for Auvergne-resident and visiting curists seeking rheumatology and digestive cures under Assurance Maladie reimbursement, and both operate integrated accommodation-plus-treatment resort models.
• Thermes de La Bourboule:

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/a%C3%AFga-resort-thermal-de-ch%C3%A2tel-guyon

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

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 Aïga Resort Thermal & Spa de Châtel-Guyon