Ron Bain is CFO of Vaalco Energy, a Houston-based upstream oil and gas company with a strong presence in Africa and Canada. Founded in 1985, Vaalco is dual-listed on the New York and London stock exchanges. Global Finance: You have been CFO for almost four years. How has Vaalco’s competitive position changed during your tenure? Ron Bain:  It’s been an active period during which we have delivered several transformative transactions that increased scale and diversified the asset portfolio. We