Ditto on calling the CEO FIRST...I bought a slide off on PT 6X6 Skids....
10X10 , 2X6 KD floors 16 OC , 2X4 KD walls 16 OC, built with 1X10 shiplap White Pine (local mill) with 1 window and double wide door for about 2500 delivered...Setting on the skids in gravel bed , considered a temporery structure so no codes and no tax increase.,,(Maine).Stained the outside walls with Cabots WoodSmoke Gray stain with white trim...Also stained the floor inside gray.HTH...Oh also built a window box also gray for under the window..It is SWMBO's garden shed...Got all her stuff out of my new garage...LOL Money well spent..LOL..