Rankine & Hill, established in Sydney, Australia in October 1955 by John Rankine and John Hill, is a prominent engineering consultancy firm specializing in sustainable design. The company has expanded its presence throughout Asia and internationally, with offices in Singapore serving as its current headquarters. Rankine & Hill offers a comprehensive range of engineering services, encompassing civil, structural, mechanical, electrical, and plumbing disciplines, and also provides expertise in areas such as fire safety engineering and water and wastewater treatment.