334413 Semiconductor and Related Device Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing semiconductors and related solid state devices. Examples of products made by these establishments are integrated circuits, memory chips, microprocessors, diodes, transistors, solar cells and other optoelectronic devices.
....also noticed on linkedin Solterra has 1-10 employees and Quantum MAterials Corporation/Solterra Renewable Technologies has 10-50 employees .....any thoughts?