Groups

Business

Collaborate & Connect
WELCOME TO

Your Next Company Offsite

Our secluded estate offers not only reliable Wi-Fi and plentiful parking but also complete privacy, making it your ideal home base for confidential business discussions. With a variety of rooms suitable for both collaborative workshops and one-on-one meetings, and an unrivaled ambiance that inspires creativity and strategic thinking, The Palace at Osowa Sien is the perfect retreat for teams looking to innovate and achieve.

 

Venue Highlights

Accommodation

The palace accommodates up to 46 guests in 40 individual beds across suites and rooms, each thoughtfully designed for business travelers. With comfortable seating areas, reliable Wi-Fi, and a peaceful environment, you’ll be ready for productive in-person or digital meetings.

Exclusive Use

Enjoy complete privacy as the palace and grounds become exclusively yours, ideal for open, uninhibited business discussions.

Venue Spaces

Our versatile spaces cater to a variety of needs, from intimate brainstorming nooks with armchairs to larger rooms for full-team gatherings and discussions.

Audiovisual Equipment

Count on reliable WiFi and leverage our professional Bluetooth-enabled AV equipment for your meetings, ensuring everything runs smoothly.

Perfect for Productivity

Our spaces, from the charm of historic walls to cozy corners, naturally spark creativity and teamwork. It’s the kind of place where workshops and team bonding just happen.

Services & Experiences

Cooking & Catering

Make the palace feel like home with our Stock-the-Pantry service—stocked with local, seasonal ingredients, perfect for cooking together as a team. Prefer to leave the cooking to someone else? Bring your own chef or hire trusted local vendors for catering, drinks, and more to suit your style and budget.

You can also mix things up: sushi lunches from Nomada, or made-to-order Neapolitan-style pizza, baked on-site by our favorite pizzaiolos, Daria and Paweł.

Want to kick it up a notch? Go for our farm-to-table breakfasts and dinners—thoughtfully prepared with seasonal ingredients and your group’s dietary needs in mind. It’s the kind of hospitality that makes offsites here feel especially memorable.

Team Building Activities:

Choose from a variety of local activities to enhance your retreat, from forest hikes and lakeside trips to hot air ballooning—perfect for boosting morale and fostering team spirit.

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Wellness

Relax in the Finnish sauna, meditate, or rejuvenate with massages and yoga classes, all designed to ensure peak relaxation throughout your company retreat.

Transportation

Getting here is a breeze. Fly into nearby airports POZ or WRO, or take a charter from Berlin directly to our doorstep. Coordinate guest arrivals and departures with local charter bus and taxi services, ensuring seamless travel for everyone.

Hear From Our Business Groups:

“Choosing this wonderful location for our Annual Review was perfect. The privacy and quality of service made our event successful and the setting was warm and cosy, especially in winter. Highly recommended for business or pleasure."

— Dingle Distillery

See hundreds of other 5-star reviews on google, here.

Our Offer

Pricing

Host your team’s most memorable offsite yet with a minimum two-night full-castle rental at The Palace at Osowa Sien—no shared spaces, no outside guests. Just your team and the entire place to yourselves.

  • Midweek (2 nights) – from €5,150 + 8% VAT (low season: e.g. November, March)
  • Weekend (2 nights) – from €7,995 + 8% VAT (spring, summer, early fall)
  • Peak season & holidays – Prices vary; reach out for a custom quote.
  • Staying longer? Special rates available for extra nights—ideal if you want to turn your offsite into a longer team retreat or creative break.

What’s Included:

  • Exclusive use of the castle and grounds (self-catered or catered—your choice)
  • Accommodation for up to 46 guests (40 beds)
  • Essentials: water, heating, linens, towels, Wi-Fi, parking
  • Check-in: 15:00 | Check-out: 11:30

Optional Enhancements:

Make things even easier with add-ons like meals, drinks, planning support, massages, and more—tailored to your team’s needs.

The Palace at Osowa Sien isn’t just a venue—it’s your private HQ for deeper connections, fresh ideas, and a well-deserved break from the office.