Allied Sustainability and Environmental Consultants Group Limited (AEC Group) is a pioneering sustainability and environmental consulting firm founded in Hong Kong in 1994. In 2016, it became the first listed company in Hong Kong to specialize in sustainability and environmental consultancy. The firm provides one-stop, on-demand services across several core areas, including green and healthy building, acoustics and lighting design, environmental consultancy and sustainable design, green finance and ESG strategy, and smart green IoT solutions.
AEC Group is an award-winning consultancy with a strong presence across Hong Kong, Mainland China, and the broader Asia–Pacific region, committed to delivering professional, independent services that drive environmental and community transformation.
沛然環保（全名：Allied Sustainability and Environmental Consultants Group Limited，简称 AEC Group）是一家于 1994 年在香港成立的先锋 可持续发展与环境咨询公司。公司于 2016 年成为香港首家 专注于可持续发展及环境咨询服务的上市公司。AEC 提供“一站式、按需服务”，涵盖绿色与健康建筑、声学与照明设计、环境咨询与可持续设计、绿色金融与 ESG 战略，以及智慧绿色物联网解决方案等多个核心领域。
AEC Group 是一家 屡获殊荣的咨询机构，业务遍及 香港、中国大陆及亚太地区，致力于提供独立专业的服务，推动环境与社区的积极转型。