
Glenmere Mansion
Fifteen rooms means a leadership team can take the whole house, with private meeting rooms and nobody else on the grounds. The closest place on this list to the city.
What your team gets.
- The stay
- Under one roofA private house, lodge or estate your team has to itself, like a large vacation rental. Everyone has a bedroom of their own, there are no other guests, and the team shares the great room, the kitchen and the table.
- Group size
- 8 to 16, the whole estate
- Where people stay
- 15 rooms and suites in a 1911 Italianate mansion on 150 acres above Glenmere Lake, most with fireplaces and terraces
- Where the team meets
- Private meeting rooms in the mansion, terraces and a loggia, plus The Barn in the Meadow for larger sessions
- Getting there
- Stewart (SWF), about 25 minutes, or Newark (EWR), about 1 hour
- From New York
- About 1 hour 15 minutes from Midtown Manhattan. More places near New York
- Room, per night
- $$$$ to $$$$$ by season$ up to $250 · $$ up to $500 · $$$ up to $750 · $$$$ up to $1,000 · $$$$$ over $1,000



Best May to June and September to October.
The terraces and gardens are at their best from late spring to mid fall. Winters are cold, but fireplaces and the spa keep the house usable all year.
What the team can do.
- Spa with a bath house
- Walks through formal gardens
- Chef-planned private dinners
- Hudson Valley wineries nearby
How we would run your retreat at Glenmere Mansion.
We interview every leader before we write a word of the agenda. The place sets the mood. The work starts weeks earlier.
- 1Discover
Working sessions with you and a one-on-one interview with every leader.
Weeks 1–3 - 2Design
A custom agenda built from what we heard. You sign off before anything is set.
Week 3 - 3Connect
Your team gets to know each other beneath the roles.
Retreat day 1 - 4Clarify
An honest look at what's working and what isn't.
Retreat day 1–2 - 5Align
Two or three priorities and a plan the team wrote together.
Retreat day 2 - 6Sustain
A written readout of what we heard, what the team decided and who owns each priority.
After the retreat
Planning a retreat at Glenmere Mansion.
How big a group fits at Glenmere Mansion?
Group size: 8 to 16, the whole estate. Where people stay: 15 rooms and suites in a 1911 Italianate mansion on 150 acres above Glenmere Lake, most with fireplaces and terraces. Where the team meets: Private meeting rooms in the mansion, terraces and a loggia, plus The Barn in the Meadow for larger sessions.
When is the best time for a retreat at Glenmere Mansion?
May to June and September to October. The terraces and gardens are at their best from late spring to mid fall. Winters are cold, but fireplaces and the spa keep the house usable all year.
How does the team get to Glenmere Mansion?
Getting there: Stewart (SWF), about 25 minutes, or Newark (EWR), about 1 hour.
What does a room at Glenmere Mansion cost?
$$$$ to $$$$$ a room per night, depending on the season. Our scale: $ up to $250 · $$ up to $500 · $$$ up to $750 · $$$$ up to $1,000 · $$$$$ over $1,000. We confirm current rates with the venue for your dates.
Can Everest Collective run our leadership retreat at Glenmere Mansion?
Yes. Choose full service and we book Glenmere Mansion, plan the meals and run the schedule. Or book it yourself and we bring the leader interviews, the agenda and the facilitation. Either way, your team leaves with two or three priorities it wrote together.
Land, lakes and long tables.
We’ll handle the rest.
Choose full service and we book Glenmere Mansion, plan the meals and run the schedule. Or book it yourself and we bring the interviews, the agenda and the facilitation.


