Simple, effective, budget under control
€85–130
20 to 200 people- Study day, 30–80 people
- Team kick-off




Machines de l'Île, Passage Pommeraye, the Muscadet vineyard, and Loire-Atlantique: Nantes is the creative city that always surprises. Happy Unity orchestrates your Nantes seminar from start to finish.
















































SEMINAR FORMATS IN NANTES
A creative workshop on the Île de Nantes, a convention at Les Nefs, or a residential seminar in a Muscadet château: your formats benefit from an inventive city just 2h05 from Paris.
8 FORMATS
Team cohesion · 1–2 days
Re-establish connections, integrate new profiles, and foster team spirit. This format refocuses the team on what truly matters: getting to know (or re-acquainting with) each other, building trust, and moving forward together.
WHO IT'S FOR
Growing teams, post-recruitment, service mergers
SAMPLE SCHEDULE
ORCHESTRATION IN NANTES
Our Nantes network covers venues on the Île de Nantes, Muscadet estates, and activity providers such as Les Machines or Loire cruises. We scout, negotiate, and coordinate every service right up to the day of the event.

Event Expert
A dedicated Event Expert and their team, easy to reach, who know your project inside out. Reverse schedule from D-60, backup plan, on-the-day management.
1 Expert
per project

Venues
Nefs des Chantiers de l'Atlantique, Château des Ducs de Bretagne, châteaux in the Nantes vineyard, or Brière estates: a setting for every intention.
200+
partner venues

Catering
Caterers with character, bespoke kitchen brigades, local producers. From the seminar brunch to the gala dinner, we create a table that leaves its mark.
150+
partner caterers

Accommodation
4- and 5-star hotels, private villas, characterful country houses. Single rooms by default, rooming handled from A to Z.
1,200+
room nights a year

Logistics
Transport, security, welcome, event management, technical: every ancillary service is run by our teams. You arrive, your employees are looked after.
All-inclusive
5 services

Team building
A catalogue of 100+ tried-and-tested activities, and a creative team that designs bespoke. Surprise choir, giant quiz, live DJ.
100+ activities
+ bespoke
SEMINAR VENUES & NEIGHBOURHOODS IN NANTES
From the redeveloped Île de Nantes to the Muscadet vineyard estates, each area has its own personality. We'll guide you to the setting that matches your objectives.
Innovation · UniqueThe creative campus for innovation
A former industrial area transformed into a creative campus, the Île de Nantes brings together redeveloped shipyard naves, design studios, and the Machines de l'Île. The most inspiring setting for your innovation seminars and workshops.
Prestige · 20–500 peopleKey moments in the heart of heritage
In the heritage heart of Nantes, the Passage Pommeraye, the Château des Ducs de Bretagne, and Cours Cambronne stand alongside prestigious hotels and historic venues. A remarkable architectural setting for your key events.
Gastronomy · WorkshopThe gourmet and convivial neighbourhood
Around its iconic market, Talensac concentrates authentic Nantes gastronomy. Culinary workshops and chef's tables make it the ideal neighbourhood for seminars focused on conviviality.
Residential · 2–3 daysAuthentic residential seminar in the Muscadet region
Thirty to forty minutes from Nantes, the Muscadet vineyard offers private châteaux and manor houses. Muscadet sur lie tastings at the winemaker's and meals in cellars create an authentic Loire Valley residential seminar.
Team Building · OutdoorOutdoor team building facing the Atlantic
Fifty kilometres from Nantes, Saint-Nazaire, Pornic, and the Côte de Jade offer beaches, water sports, and coastal estates. A spectacular Atlantic environment for your seaside incentives and outdoor team building.
Rejuvenation · NatureThe nature escape that truly rejuvenates
An hour from Nantes, the Brière Regional Natural Park immerses your teams in its wild marshes. Barge trips, salt workers' houses, and Guérande salt define an escape that truly rejuvenates.
ACTIVITIES & TEAM BUILDING
A private visit to the Machines de l'Île, a cruise on the Loire, a Muscadet sur lie tasting, or a rally tracing the footsteps of Jules Verne: Nantes team building surprises with its creativity. We handle bookings and logistics.
Olympics
See the activities
Mystery games
See the activities
Trails & rallies
See the activities
CSR & Wellbeing
See the activities
Construction
See the activities
Quiz & TV games
See the activities
Casino & Stalls
See the activities
Creativity
See the activities
Culinary
See the activities
Music & Dance
See the activities
200+ PARTNER VENUES · 3 TIERS
The redeveloped industrial venues on the Île de Nantes are often more accessible than their Parisian equivalents, with a Loire Valley vineyard and an Atlantic coastline that broaden the choice for residential seminars.
Simple, effective, budget under control
€85–130
20 to 200 peopleSeminar venues ready to go: well organised and fully equipped
€145–220
50 to 500 peopleTruly exceptional, with the character that leaves its mark
€280–650
30 to 800 peopleWHY NANTES
Nantes combines redeveloped industrial heritage, contemporary street art, the Muscadet vineyard, and an Atlantic coastline: an original and stimulating event offering for all your teams.
Machines de l'Île, Voyage à Nantes, French Tech ecosystem, artists' studios: Nantes embodies French creativity. A setting that stimulates innovation and inspires teams from the moment they arrive in the city.
Redeveloped lofts on the Île de Nantes, listed rooms in the historic centre, Loire Valley vineyard estates, converted industrial spaces: a range of authentic and inspiring settings for all formats.
Nantes beurre blanc, Guérande galettes, Muscadet sur lie, Vendée brioche: Nantes is the gateway to Atlantic gastronomy. Every team meal becomes a gourmet exploration.
The Loire opens towards the Côte de Jade and Saint-Nazaire, 50 km away. Muscadet vineyards 30 min away, Guérande salt marshes 1h away: a diversity of natural landscapes ideal for outdoor incentives.
Tell us your group size, your date and what you want to achieve: your Event Expert sends you a costed proposal within 24 hours. Free, with no commitment. Prices in euros, excl. VAT.
Indicative pricing · the final price depends on the venue, the season and the options you choose
PLENARY ACTIVITIES IN NANTES
The Nefs des Chantiers de l'Atlantique and city centre venues host your plenary sessions for up to several hundred participants in a spectacular industrial setting. We orchestrate the stage, sound, and production from start to finish. Between two talks, our seminar activities — from twenty minutes to three hours, set up in your room — get the group moving again.

Inspiring speakers, recognised experts, testimonies from business leaders. We suggest a line-up suited to your message and to your group's energy.

Leadership team facilitation, collective intelligence, co-creating a vision. Experienced facilitators who move difficult topics forward as a group.

Decision-making escape game, crisis simulation, business role play. Learning by doing: without the PowerPoint, and without the glazed look after 20 slides.

Opening ritual, icebreaker for senior leaders, memorable close. The right format for the 30 people who don't want to "do team building".

World Café, Design Thinking, Open Space, Liberating Structures. We facilitate the formats that bring out genuine collective intelligence.

An hour-long talk followed by a hands-on workshop. A format that doubles retention and halves passive time.
THE NANTES SEMINAR GUIDE
200+ partner venues, from the Nefs de l'Île to the Muscadet châteaux
Happy Unity has been organising corporate seminars in Nantes and Pays de la Loire since 2006. Iconic venues include: Nefs des Chantiers de l'Atlantique on the Île de Nantes for conventions of up to 400 people, Château des Ducs de Bretagne for premium executive committee meetings, Muscadet châteaux for residential seminars, Brière estates for rejuvenating seminars, and water sports areas on the Côte de Jade for outdoor incentives. From a creative workshop for 10 people on the Île de Nantes to a team building in Nantes or a corporate party in Nantes, right up to a national convention on the banks of the Loire: Nantes adapts to everything.
DIGITAL TOOLS FOR YOUR EVENT
Two tools designed for two different audiences: you, the organiser, and your participants.
FOR YOU, THE ORGANISER
A dedicated space that helps you organise your event with your Event Expert: from design to review.

FOR YOUR PARTICIPANTS
An app developed in-house by our own technical team, not rented from a third-party provider. 100% customisable to your brand and your programme.
MY SEMINAR
128 participants
KEY FEATURES
CLIENT AREA
DIGITAL APP
HOW DO WE WORK TOGETHER?
Advice only, co-piloting or fully turnkey: we adapt to your team and to the complexity of your seminar in Nantes.
Our method, your management.
We lay the foundations: brief, design, budget, supplier selection. You deliver with our method and our recommendations.
Can be tailored to your context
Fees from €720
· + suppliers
We handle everything upstream, you approve.
The most popular package: we take care of everything from A to Z before the day itself. Venue, activities, hotel, catering. You approve, we deliver.
Can be tailored to your context
Fees from €950
· + suppliers + supervision
You arrive. We've handled everything.
Everything in Co-pilot, plus full on-site presence on the day. Event management, welcome, guest flow, transport: you arrive at an event that runs like clockwork.
Can be tailored to your context
On quotation
· overall budget under control
THEY TRUST US
“Everything was simply perfect. Lucile, full of excellent advice, knows her profession, her services and her providers inside out! It was all handled very smoothly with her fantastic team. In short, a seminar we won't forget and one I highly recommend. We were 70 people for a day with 3 key activities.”
Thierry Larchier
Verified Google Review

“We selected Happy Unity to assist us with a team building activity as part of a seminar for 38 managers from our bank in Marseille. The proposed activity met our ambitions and was very successful. A big well done to the entire team.”
Marie-Adeline Nittis
Verified Google Review

“I called upon Happy Unity for the organisation of a team building event during a seminar. Everything went perfectly from the very first exchanges. Communication and responses were fluid and fast. A very good experience. I highly recommend them.”
Fanny Legrand
Verified Google review

NANTES SEMINAR FAQ
Nantes is the creative hub of Western France: the Machines de l'Île, the redeveloped Île de Nantes, street art, and the French Tech ecosystem all infuse an energy that stimulates innovation. The city is accessible in 2h05 from Paris by TGV and offers over 200 partner venues, from industrial naves to Muscadet châteaux. Its Loire Valley vineyard and Atlantic coastline broaden the offering for residential seminars and incentives. It's a destination that surprises and inspires teams.
For an innovation seminar or a creative workshop, the Île de Nantes is ideal, with the Nefs des Chantiers de l'Atlantique accommodating up to 400 people, and the Machines de l'Île. For a premium executive committee (CODIR) meeting, the historic centre offers the Château des Ducs de Bretagne and prestigious hotels around the Passage Pommeraye. For a residential seminar, the Muscadet vineyard offers châteaux and manor houses 30 to 40 minutes away. For a nature break, the Brière and its wild reserve are truly rejuvenating. We target the venue according to your objective.
The Nefs des Chantiers de l'Atlantique, on the Île de Nantes, can host up to 400 people in a spectacular industrial setting that no standard hotel can offer. The rooms in the historic centre complement the offering for plenary sessions. This creative environment leaves a lasting impression on participants and is particularly suited to companies with an innovative DNA. We orchestrate the stage, sound, and production from start to finish.
Nantes offers activities that only this creative city can make possible: a private visit to the Machines de l'Île and its giant mechanical elephant, a cruise on the Loire towards the estuary, a Muscadet sur lie tasting at a winemaker's, or a rally tracing the footsteps of Jules Verne, a native of the city. A street art tour of the Île de Nantes or a galette workshop complete the range. These formats can be integrated between two sessions. We book each provider and manage the logistics.
Yes: the Nantes vineyard, 30 to 40 minutes away, offers private Muscadet châteaux and manor houses with accommodation, Muscadet sur lie tastings, and meals in cellars. The Brière, about an hour away, offers a nature immersion in the marshes, and the Côte de Jade, about fifty minutes away, adds a seaside option. These estates are suitable for groups of 10 to 100 people for two to three days. We select the setting according to your group size and objectives.
Western French cuisine is part of the Nantes experience: beurre blanc, Atlantic seafood, Muscadet sur lie, and Loire Valley regional specialities. The Talensac neighbourhood, around its market, brings together chef restaurants and culinary workshops for a seminar focused on conviviality. A galette and crêpe workshop led by a Breton artisan is also a popular team-building activity. We privatise the table and tailor the menu to your format.
The TGV connects Paris to Nantes in 2h05 from Montparnasse, with frequent departures throughout the day. Nantes Atlantique Airport serves over 100 destinations, including around 80 in Europe, and the train station is ten minutes from the city centre by tram. For teams coming from London, allow approximately 3h30 with Eurostar and a connection. We coordinate arrivals and group transfers.
Nantes is suitable for seminars all year round. Spring, from April to June, is ideal for outdoor activities and vineyard visits; summer is perfect for excursions to the Côte de Jade; September and October coincide with the Muscadet grape harvest. Winter offers heated venues with an intimate atmosphere, perfect for end-of-year executive committee meetings. We adapt the programme to the chosen season.
Nantes offers excellent value for money, with the redeveloped industrial venues on the Île de Nantes often being more accessible than their Parisian equivalents. The budget depends on the format, venue, number of participants, catering level, and chosen activities, from a study day to a residential seminar in a Muscadet château or a Brière estate. You will have a single point of contact, from scouting locations to coordination on the day, with a service ranging from simple venue booking to a fully bespoke solution. After an initial discussion, we will provide a detailed, free quote within 24 hours, tailored to your objectives.

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6 rue Duret · 75016 Paris
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Send us a WhatsApp message about your event. Our team is available Monday to Friday (Paris time).
Happy Unity
Corporate events
Phone
01 79 75 15 16
Mon – Fri · 9 am – 7 pm (Paris)
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