W&O Supply, a supplier of valves, actuation, pipe, fittings and engineered solutions to the global maritime industry, announced the appointment of Michael Hume as president. Hume will replace Todd Nestel, who is leaving the business after four years in the role.Hume returns to the business having originally joined W&O Supply in 1991 as branch manager in Long Beach, Calif., rising to the position of regional manager and business development manager, which ultimately led to his…