Contact Us

Office Location & Contact Info

We prefer being contacted by email first:

  • Contact Email:
  • Phone: 206-395-3855
  • Office Support: extraSlice Admin Room, 3600 136th Pl SE #300, Bellevue, WA 98006
  • Development: Lightsphere AI, c/o Extraslice, Suite #130, 140 Lakeside Ave, Seattle, WA 98122
  • Mailing Address: LightSphere AI, 4043, 139th Ave SE, Bellevue WA 98006
  • Direction To Office: If you need help getting to Lightsphere AI inside extraSlice, please contact extraSlice at or call us at 206-395-3855.

Office Location Map

Note that Lightsphere AI is located inside extraSlice, which is a hub for tech start-ups, and a great place to meet like-minded people!