Nausicaá Boulogne-sur-Mer
Boulogne's medieval upper town
Port of Boulogne-sur-Mer
Cliffs of the Côte d'Opale
BOULOGNE SEMINAR AGENCY · CÔTE D'OPALE

Organise a team building seminar turnkey, in Boulogne-sur-Mer.

Nausicaá, the medieval upper town, the cliffs of the Côte d'Opale: Happy Unity organises your seminar facing the English Channel. 1h30 from Paris, 1h from Lille. An unforgettable breath of fresh air for your teams.

Find the right format
SNCFEngieEiffageCrédit AgricoleBPCEGroupamaAdeoRed HatArteliaSynergieWealinsRubis ÉnergieSNCFEngieEiffageCrédit AgricoleBPCEGroupamaAdeoRed HatArteliaSynergieWealinsRubis Énergie
200+
partner venues
1h30
from Paris (TGV Lille)
15 → 400
participants
4,9 / 5
Google rating

SEMINAR FORMATS IN BOULOGNE-SUR-MER

Which format
for your seminar in Boulogne-sur-Mer?

From an executive committee in the medieval old town to a kick-off event for 400 people at the Palais des Congrès, every format benefits from Nausicaá, the cliffs of the Deux Caps, and France's premier fishing port.

8 FORMATS

Team cohesion seminar
Best-Sellers

Team cohesion · 1–2 days

Team cohesion seminar

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

  • Collaborative workshops & World Café
  • Team building activity included
  • Measurable results from D+1
Guide

SAMPLE SCHEDULE

09h00Welcome coffee & pastries
09h30High-energy icebreaker
10h30World Café workshops (3 groups)
13h00Lunch at mixed tables
14h30Team building for cohesion (2h)
17h00Review & shared commitments
18h00Closing drinks reception

ORCHESTRATION IN BOULOGNE-SUR-MER

An exceptional seminar takes 6 areas of expertise.
And your peace of mind.

We frame every link from Boulogne-sur-Mer: Nausicaá privatisation, venue scouting, activities on the capes, and maritime catering, all without you having to manage the logistics. Local flavour permeates everything, from the morning fish auction to Bouchot mussels served facing the English Channel.

An Event Expert and their team, dedicated to your project
01

Event Expert

An Event Expert and their team, dedicated to your project

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 for every ambition
02

Venues

Venues for every ambition

Nausicaá available for private hire, the old town's château-museum, 4-star seafront hotels, Hardelot Château nestled between forest and golf, or Le Touquet's Art Deco villas: the setting adjusts to your desired atmosphere.

200+

partner venues

Tables to remember
03

Catering

Tables to remember

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

Quality nights
04

Accommodation

Quality nights

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

Behind the scenes, we take care of it
05

Logistics

Behind the scenes, we take care of it

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

Entertainment that sparks emotion
06

Team building

Entertainment that sparks emotion

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 BOULOGNE-SUR-MER

Our venues in Boulogne-sur-Mer, each with its own atmosphere.

From Nausicaá to the dunes of Le Touquet, each area has its own character. We help you choose the setting that best serves your objective and your group.

Nausicaá & Seafront
Iconic · 20–500 people

Nausicaá & Seafront

Europe's largest aquarium

Boulogne's jewel: Nausicaá can be privatised for gala evenings amidst sharks and jellyfish. The seafront and its 4-star hotels offer breathtaking views of the English Channel, accommodating up to 500 people.

Medieval Old Town
Prestige · Historic

Medieval Old Town

The medieval enclosure overlooking the sea

The thirteenth-century medieval enclosure overlooks the sea with its château-museum and belfry. Heritage spaces available for private hire for an exceptional dinner or an executive committee seeking character.

Cap Gris-Nez & Headlands
Nature · Outdoor

Cap Gris-Nez & Headlands

The chalk cliffs facing England

The Grand Site des Deux Caps unveils chalk cliffs and coastal paths facing England. A premium outdoor setting for a nature and wellness seminar, combining hiking and kitesurfing.

Hardelot · Forest & Golf
Residential · 10–150 people

Hardelot · Forest & Golf

The château between forest and golf

Between forest and sea, this charming village brings together a private hire château, golf hotels, and preserved dunes. The ideal setting for a peaceful, green residential seminar, just 15 minutes from Boulogne.

Montreuil-sur-Mer
Prestige · Authentic

Montreuil-sur-Mer

The medieval city dear to Victor Hugo

Victor Hugo's medieval city, 30 minutes from Boulogne, boasts sixteenth-century ramparts and Michelin-starred restaurants. A timeless atmosphere for an executive committee (CODIR) meeting or a premium incentive for a small group.

Le Touquet-Paris-Plage
Luxury · Resort

Le Touquet-Paris-Plage

The chic resort of the Roaring Twenties

The chic resort of the Roaring Twenties offers exceptional hotels, Art Deco villas, and a legendary golf course. For a high-end seminar that combines seaside prestige, beach, and gastronomy.

ACTIVITIES & TEAM BUILDING

100+ activities.
10 themes.

A gala evening amidst the sharks at Nausicaá, a fishermen's rally on the harbour, a hike on the headlands, or kitesurfing initiation facing England: our activities are unique to the Opal Coast. We manage certified instructors, suppliers, and group 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

Full catalogue

200+ PARTNER VENUES · 3 TIERS

Three ambitions, three tiers of venue.

The Opal Coast offers very competitive off-season rates, from the Château d'Hardelot to the Barrière palaces in Le Touquet, less than 2 hours from Paris and 1 hour from Lille.

Easy Access

Simple, effective, budget under control

€85–130

20 to 200 people
Private-hire restaurantCoworking spaceCity-centre 3-star hotel
  • Study day, 30–80 people
  • Team kick-off
★ Most popular
Premium

Seminar venues ready to go: well organised and fully equipped

€145–220

50 to 500 people
Dedicated estateFully equipped 4-star hotelModernised châteauReception villa
  • Residential seminar, 2–4 days
  • Annual convention, 100–400 people
  • Gala evening
Prestige

Truly exceptional, with the character that leaves its mark

€280–650

30 to 800 people
Parisian mansionListed historic châteauPrivate-hire palace
  • Exceptional gala
  • Company anniversary

WHY BOULOGNE

The sea as your backdrop. The Côte d'Opale reflects you.

Boulogne-sur-Mer combines the energy of France's largest fishing port, a remarkable medieval heritage and spectacular natural spaces. A complete change of scenery less than 2h from Paris.

01

Nausicaá & fishing port

Europe's largest aquarium, available for private hire for unique gala evenings. Boulogne port, France's leading fishing port, offers authentic maritime team building experiences, unique in France.

02

200+ partner venues

4-star hotels by the sea, a medieval upper town available for private hire, Belle Époque villas in Le Touquet, Hardelot castles, reception rooms facing the cliffs: varied settings for all formats and atmospheres.

03

Maritime gastronomy

Bouchot mussels, lobster, fresh fish from the market, artisanal Opale beers: a generous and authentic table. High-calibre local caterers and Michelin-starred restaurants by the sea.

04

Grand Site Deux Caps

Cap Gris-Nez and Cap Blanc-Nez, classified as a Grand Site de France: spectacular cliffs, coastal paths, premium outdoor activities. For seminars that combine strategic thinking and natural rejuvenation.

How much does a corporate seminar in Boulogne-sur-Mer cost?

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 BOULOGNE-SUR-MER

The plenary that gets people moving.
Not the one people sit through.

Boulogne's Palais des Congrès hosts your plenary sessions for up to 500 participants, and Nausicaá up to 1,500 for private evening events. We orchestrate keynotes, conventions, and highlights facing the sea. Between two talks, our seminar activities — from twenty minutes to three hours, set up in your room — get the group moving again.

Speakers & keynotes

Speakers & keynotes

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

Leadership · Transformation · Innovation
Coaches & facilitators

Coaches & facilitators

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

Leadership · Strategy · Co-creation
Serious games

Serious games

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

Crisis management · Decision making
High-end leadership team sessions

High-end leadership team sessions

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

Leadership · Management · Premium
Collaborative facilitation

Collaborative facilitation

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

Collective · Co-design · Change
Hybrid talk-and-workshop sessions

Hybrid talk-and-workshop sessions

An hour-long talk followed by a hands-on workshop. A format that doubles retention and halves passive time.

Mixed format · Engagement · Impact

THE BOULOGNE SEMINAR GUIDE

Seminar agency in Boulogne,
facing the English Channel.

The English Channel as your backdrop

Happy Unity organises corporate seminars in Boulogne-sur-Mer and across the entire Opal Coast. Over 200 partner venues include: Nausicaá (Europe's largest aquarium, available for private hire), the medieval old town, 4-star seafront hotels, Hardelot Château, Belle Époque villas in Le Touquet, and the 2-Michelin-star restaurant in Montreuil-sur-Mer. Exceptional settings for all formats, from an executive committee of 15 people to a convention of 400.

DIGITAL TOOLS FOR YOUR EVENT

Organise. Communicate.
Live the moment.

Two tools designed for two different audiences: you, the organiser, and your participants.

FOR YOU, THE ORGANISER

The client area

A dedicated space that helps you organise your event with your Event Expert: from design to review.

Real-time tracking of the organisation
Milestones approved in 1 click
Documents & quotes in one place
Direct chat with a senior Event Expert
Happy Unity client area

FOR YOUR PARTICIPANTS

The digital app

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.

Developed in-house, never outsourced
100% customisable: logo, colours, content
New features delivered within days
Data hosted and secured end to end
See the participant app

MY SEMINAR

15 March · Paris

128 participants

09:30Icebreaker
10:00Strategy workshop
12:30Lunch
14:00Team building

KEY FEATURES

CLIENT AREA

Real-time tracking of the organisation
Milestones approved in 1 click
Documents & quotes in one place
Direct chat with your Event Expert

DIGITAL APP

Personalised participant programme
Welcome QR code & instant check-in
Photos & memories shared in real time
Live polls, votes & challenges
Automatic push notifications
App designed and hosted in-house

HOW DO WE WORK TOGETHER?

Choose your level
of support.

Advice only, co-piloting or fully turnkey: we adapt to your team and to the complexity of your seminar in Boulogne-sur-Mer.

Our method, your management.

Autonomy

We lay the foundations: brief, design, budget, supplier selection. You deliver with our method and our recommendations.

  • Full brief
  • Event design & proposal
  • Provisional budget
  • Activity selection & coordination
  • Post-event review
  • Accounting & invoicing

Can be tailored to your context

Fees from €720

· + suppliers

★ Most popular

We handle everything upstream, you approve.

Co-pilot

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.

  • Brief + design + budget
  • Project management (2 planning meetings included)
  • Team building activity management
  • Accommodation & venue management
  • Catering management
  • 360° summary
  • Post-event review + accounting

Can be tailored to your context

Fees from €950

· + suppliers + supervision

You arrive. We've handled everything.

All-inclusive

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.

  • Everything in Co-pilot
  • Run-through / site visit
  • Mobile event app
  • Full on-the-day event management
  • Welcome & guest flow management
  • Transport, accommodation & catering on the day
  • Meeting & content on the day

Can be tailored to your context

On quotation

· overall budget under control

THEY TRUST US

They placed their trust in us
in Boulogne & the Opal Coast.

★★★★★

“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 highlights.”

Thierry Larchier

Verified Google Review

★★★★★

“We chose 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 objectives and was a great success. A big well done to the entire team.”

Marie-Adeline Nittis

Verified Google Review

★★★★★

“I contacted 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 smooth and fast. A very good experience. I highly recommend them.”

Fanny Legrand

Verified Google Review

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your project.

Choose your preferred channel: we listen, we sort, we get back to you within 2 hours.

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BOULOGNE-SUR-MER SEMINAR FAQ

Your questions about
your seminar in Boulogne-sur-Mer.

Why choose Boulogne-sur-Mer and the Opal Coast?+×

The Opal Coast offers a complete change of scenery by the sea, less than 2 hours from Paris and 1 hour from Lille, with one of France's most beautiful coastlines. Boulogne adds Nausicaá, Europe's largest aquarium, a medieval old town, and France's leading fishing port. Over 200 partner venues are listed, from the seafront to the cliffs of the Deux Caps, suitable for all seminar formats.

How do you get to Boulogne-sur-Mer from Paris or Lille?+×

From Paris Gare du Nord, allow approximately 1h50 by train via Lille, which is 1h by TGV then 1h by TER to Boulogne. By car, Paris is 2h20 away via the A1 then A16, and Lille is 1h away. Calais-Dunkirk Airport is located 40 km to the north. We coordinate transfers for groups.

Can Nausicaá really be privatised for a seminar?+×

Yes: Nausicaá can be privatised for groups of 50 to 500 people, and up to 1,500 for an evening event. A cocktail reception among the sharks, a gala dinner in the themed galleries, and a nocturnal visit surrounded by 40,000 marine animals make for a spectacular evening. We are in direct contact with Nausicaá's events team for negotiation and logistics.

What's the difference between Boulogne, Hardelot, Le Touquet, and Montreuil?+×

Boulogne is the most accessible and maritime, with Nausicaá, the port, and the old town. Hardelot focuses on calm, forests, golf, and its château, ideal for an immersive residential seminar. Le Touquet embodies Belle Époque prestige with its Barrière hotels and 45-hole golf course. Montreuil-sur-Mer charms with its medieval city and its Auberge de la Grenouillère, a 2-Michelin-star restaurant.

Are there venues for large groups of over 200 people?+×

Yes: Boulogne's Palais des Congrès can host up to 500 people for plenary sessions, and Nausicaá up to 1,500 for private evening events. For large group accommodation, several 4-star hotels in Boulogne and Hardelot allow for blocking a significant number of rooms. We coordinate plenary sessions, accommodation, and evening events for a single stay.

What budget should you plan for a seminar on the Opal Coast?+×

The Opal Coast offers excellent off-season rates, from September to May. The budget depends on the chosen format, venue, number of participants, catering, accommodation, and activities, whether it's a day event without an overnight stay or a 2-day residential seminar in a 4-star seafront hotel in Boulogne, Hardelot, or Le Touquet. Value for money is one of the destination's major assets. After an initial discussion, we will provide you with a selection of venues and a detailed quote tailored to your objectives.

What team building activities are possible on site?+×

The gala evening at Nausicaá is the signature event of the Opal Coast. Additionally, there's the fishermen's rally on the port with fish auctions and marine knots, hiking on the Deux Caps trails, kitesurfing initiation facing England, or a tasting of Bouchot mussels and artisanal beers from the Opal Coast. We manage certified instructors and group logistics.

Are outdoor activities possible all year round?+×

Yes, with seasonal adaptations. Kitesurfing and water sports are optimal from April to October, while hiking on the capes is magnificent in autumn and winter, with low light and sea spray. In any season, Nausicaá, the old town, and gourmet restaurants remain accessible, whatever the weather.

Which venues are suitable for an immersive nature or prestige residential seminar?+×

For nature and tranquillity, Hardelot Château, nestled between forest and golf, 15 minutes from Boulogne, offers an ideal residential setting. For refinement, Montreuil-sur-Mer and its Auberge de la Grenouillère, or the Art Deco villas and Barrière hotels in Le Touquet. The medieval old town and its château-museum are suitable for executive committees (CODIR) seeking character.

Come Monday, your teams will be happy.

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1 rue de l'Union · Marquette-lez-Lille
6 rue Duret · 75016 Paris

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