Many Ways to Support OHTM

As a community resource and nonprofit organization, the Museum relies on the generous contributions of its visitors, members, and sponsors to deliver a world-class experience that ignites imaginations of all ages.

To explore customized opportunities or planned giving options, contact Gabe Mosse by email at or by phone at (207) 594-4418.


Benefits of membership include daily admission, event tickets, and a subscription to the award-winning publication Strut & Axle.


Donations fund operations expenses related to our collection, buildings, and personnel. Questions: Contact Gabe at

Corporate Sponsorship

Join the extensive network of regional, and national businesses that generously support the Museum’s programs and events year round.


Be part of a 40-year tradition when you join the hundreds of dedicated volunteers that use their passion to support our mission.

Annual Auto Raffle

Every spring, the Museum reveals a stunning vehicle to be raffled off at the end of the season. All proceeds support Museum programs.

2019 Spring Appeal

Your thoughtful support will provide the necessary funds to inspire young visitor’s interest in transportation, engineering and design.