LG4 is a professional services firm based in Quebec, Canada, specializing in architecture, engineering, and urban planning. The firm offers a range of services including project management, design, and consultancy for both public and private sector clients. LG4 is committed to sustainable development and innovative solutions, working on projects that span residential, commercial, institutional, and industrial sectors. Their team of experienced professionals collaborates closely with clients to deliver customized, high-quality outcomes that adhere to environmental and regulatory standards.