HPQ Silicon Inc., together with its subsidiaries, provides silica and silicon-based solutions in Canada. It is also developing a portfolio of silicon products primarily for battery and electric vehicle manufacturers. The company engages in developing PUREVAPTM Quartz Reduction Reactors (QRR), a process that permits the transformation of quartz into silicon. It is also involved in developing a process that uses material produced by the QRR as feedstock to make a range of nano/micro spherical powders and nanowires; and a plasma-based process that allows direct quartz to fumed silica transformation. The company was formerly known as HPQ-Silicon Resources Inc. and changed its name to HPQ Silicon Inc. in July 2022. HPQ Silicon Inc. was incorporated in 1996 and is headquartered in Montreal, Canada.