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Home
Membership
New Membership Form
Agreements
Events
Events Calendar
Upcoming Events
Spring Gala
Holiday Party
Holiday Gift Fair
Volunteer
Summer Socials
Movie Night
Wellness Program
Parcel Tax June Ballot Measure
Pool
Pool Info
Pool Hours
Lap Swim Details (Shoulder Season)
Lap Swim Reservations
Swim Lessons
Pool Policies
Pool Rules
Work at the Pool
Fitness
Fitness Room
Fitness Classes
Class Descriptions
About Us
About Us
Charitable Foundation
Donor Giving Guide
More About Foundation & Community Center
Donate Now
History
SHHA Board
Past SHHA Board President
Ask Us
Contact Us
Supervisor Katie Rice
Support
Job
Bulletin
Community Center
Rental Info
Play Areas
Latest Information
History and Process
Project Background and Features
Deep Dives
Programs
Scouts
Sleepy Hollow Social Club
Creek Commitee
Swim Team
Tennis Club
Sleepy Hollow Sitters
Sonoma Feed CSA Boxes
Landline updates
Safety
Butterfield Corridor Safety
Safe Streets
Safe Streets Past Minutes
Butterfield Safety Committee
Crime Prevention
Emergency Preparedness FAQ
Fire Wise
Mobile Service in Sleepy Hollow
Mobile Services FAQ
San Domenico Traffic Plan
Vegetation Control
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Onno Koelman
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First name
Onno
Last name
Koelman
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