SpM Design LLC. Share: Yacht Design SpM Design LLC. Visit Website 429 Almy Rd Somerset, MA 02726 774-644-4028 LinkedIn Hours: Monday through Friday - 9am to 5pm About Map About Design specialties include hull design, exterior styling, weight analysis, general arrangement, machinery arrangement, final production drawings, and project management What's Nearby? Distance: 5 10 15 20 25 50 mi.