Download Service Forms

Please fill out the forms below to begin your service request. You can either email them to info@longitudemarine.com or print and mail them to: Longitude Marine, 23710 Harper Avenue, Saint Clair Shores, MI 48080.

Service Lead Time Notice:

The changing seasons are upon us.  Our lead times are weather dependent. When filling out the forms below, be sure to follow up with an email as well for lead times. 

1. New Client Form
2. New Boat Form
3. Credit Card Authorization Form
4. Service Agreement
5. Winterization Form 2026