SLR Consulting Ltd is a global environmental and sustainability consultancy founded in 1994. The firm employs over 4,500 people across more than 135 offices in six regions worldwide, drawing on 45 or more technical disciplines spanning science, engineering, economics, and advisory services.
The company delivers full-spectrum solutions - from strategic planning through to project delivery - for clients in sectors including Energy, Mining, Finance, Industry & Technology, Government & Infrastructure, and Built Environment. Its work is grounded in practical, evidence-based approaches to sustainability challenges.
SLR has grown through a combination of organic expansion and strategic acquisitions, operating under what it describes as a "One Team" culture with a collaborative approach across its global network.






