The Lantau Group was formed in a management buy-out of CRA International (Hong Kong) Limited, then a subsidiary of Charles River Associates. They are now an independent consultancy. Their team and network of affiliates provide expert economic and commercial consulting services to businesses and governments throughout the Asia Pacific region. They have deep expertise in the energy and infrastructure sectors, in regulatory economics and competition, and in commercial opportunity assessment.

They assist investors evaluate opportunities in competitive electricity markets such as the Philippines, South Korea, Singapore, and Western Australia. They provide due diligence support for investors with interests in China, Thailand, Malaysia, Indonesia and the countries in the Greater Mekong subregion. Their practice extends to both electricity and gas-related issues, including the economics of LNG-to-power, trucked LNG, renewables, and traditional coal or oil-fired generation. They assist large users in the region project their energy costs, evaluate energy efficiency investments, and identify key risk factors. For regulators and policymakers they advise on tariff structure and design, incentive regulation, environmental cost-benefit analysis, and factors that affect overall sector performance and efficiency.