Daniel Johnston & Co., Inc. is an independent, international petroleum advisory firm providing advisory services to the international exploration and development sector of the oil and gas industry. We specialize in providing financial and economic analyses from policy and strategic standpoints, advising on the general practices of petroleum fiscal system design and analysis as well as on specific projects and properties.Since 1985 we have provided advisory services to major and independent oil companies involved in the international sector of the industry as well as to numerous governments or government-owned national oil companies.