chainsaw mill kiln solar vacuum dehumid

I have quite a few stacks of slabs that I've milled up with a chainsaw mill, some have been air-drying for 4 years now. I'd like to bring a large load, 1,500-3,000 bd feet to a kiln and have it finished off. Does anyone know of a kiln somewhere north of Seattle that can do this for me? I'm about...