Picnic on the Preserve: Membership Dinner 2026

Join us for ACES’ annual Membership Dinner, Picnic on the Preserve Monday, June 15 | 5:30PM | ACES at Hallam Lake Tickets $35 ($40 after June 5) | Kids 3-12 $12 | Kids 3 and under are free Join us for an evening that celebrates the start of summer as Hallam Lake Nature Preserve comes alive in its full summer green. Gather with fellow ACES members for a seasonal picnic-style dinner featuring fresh fare from Rock Bottom Ranch, live music, and drinks shared among friends—set against the backdrop of the preserve, birdsong, and long June light. This annual gathering is a chance to connect, relax, and celebrate the community that makes ACES’ work possible. To verify that your membership is current, please contact Mason Marsh, ACES Development Coordinator, at mmarsh@aspennature.org. If you are not yet a member, become a member today or renew your membership to receive the registration link. Parking is limited, so we encourage you to walk, bike, take the bus, or carpool to Hallam Lake whenever possible. If you plan to drive, please park efficiently in the ACES lot. Overflow parking is available in the West End (2-hour free parking) , with an easy walk to the nature center. Thank you to our Presenting Sponsor for making this event possible. Picnic on the Preserve: Membership Dinner 2026 Registration opens Thursday, May 21 June 15, 2026 from 5:30–8:30pm Information About ACES Staff Board Contact Us Reports & Financials Partners Corporate Sponsors Privacy Policy Opportunities Work At ACES (Careers) Locations Hallam Lake Rock Bottom Ranch Catto Center at Toklat Newsletter Sign Up First Name Last Name Email (required) * Example: Yes, I would like to receive emails from ACES. (You can unsubscribe anytime)