Escape the City to Westin Trillium House in Blue Mountain
The Westin Trillium House resort features more than 10,000 sq. ft. of state-of-the-art conference and event facilities, including two ballrooms, a grand foyer and a stunning private outdoor terrace overlooking the Mill Pond. With the intimacy of an Old-World-inspired ski village, the luxury amenities of The Westin Trillium House, and O&B’s quality cuisine and service, this unique event destination offers style and sophistication.
Special Features
With nearby golf courses, ski hills, and a luxury spa, the amenities surrounding the Westin Trillium House make this venue an ideal getaway! Our Event Specialist will help you arrange all the on-site event details and access the area activities.
Capacities
Seated: 200
Reception: 400

The Ballroom
Capacities
Seated: 200
Reception: 400
Explore Event & Wedding Packages
The Westin Trillium House Resort delivers exceptional wedding and event packages designed to meet all your needs.
With our fully customizable Event & Wedding Package, every detail can be tailored to your preferences, allowing you to create a celebration that truly reflects your vision.
Looking for more? Explore all restaurant and event venues.
Weddings
Seasonal weddings at Blue Mountain are spectacularly beautiful. Westin Trillium House can accommodate all the events associated with your special day, from the ceremony and reception to rehearsal dinners, private family functions, lunches and post-wedding brunches.
Corporate Events
An unmatched setting for a gathering of any size, Westin Trillium House offers more than 10,000 square feet of state-of-the-art facilities. From corporate retreats to large-scale conferences, we are the premier venue in the Blue Mountain Village.
Social Events & Celebrations
The Westin Trillium House would be thrilled to help make your celebration memorable and delicious! Whether you’re looking for a more intimate space in Oliver & Bonacini Café Grill or one of our ballrooms, we look forward to helping you plan your next event.