Houssam specialises in developing and implementing low-carbon strategies that deliver tangible value. He works closely with clients and multidisciplinary teams, focusing on assessing the reuse potential of existing structures, design optimisation, material selection, and aligning procurement with carbon-conscious, responsibly sourced products.

Houssam also leads and supports teams in achieving key sustainability certifications such as BREEAM, LEED, and WELL - ensuring environmental performance is embedded at every stage of the project lifecycle.