June 28, 2021by Team HPQ HPQ Increases Equity By More Than $4.4 Million CAD via Series of Financial Transactions with Investissement Québec (IQ) — CEO Interview on pvbuzz
June 1, 2021by Team HPQ HPQ Assembles Partners on Project to Validate its Silicon for Li-ion Battery Tech — CEO Interview on pvbuzz
February 24, 2021by Team HPQ HPQ Silicon Resources, CEO Bernard Tourillon interview — The View From The C-Suite
May 8, 2019by Team HPQ PUREVAP™ technology: status and business potential | The Interview with pvbuzz.com
