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LeighFisher and Jacobs.


Together, as one Jacobs.

Our global network of expertise is yours. We’re challenging what’s accepted and raising the bar in everything we do.

Discover how

Innovation. Independence.

Responsiveness.  Global Insight.

LeighFisher is a global management consulting firm with over 70 years of deep expertise in infrastructure advisory and consulting services and proven success in the markets it serves:


Business Advisory, Facility and Operational Planning, Environment and Sustainability, Management and Strategy

Surface Transport

Rail Services, Roads and Road Pricing, Urban Transit

Infrastructure and Government

Government Services, Technical Advice and Due Diligence

Our success is built on three enduring principles: to foster long-term relationships with our clients, to provide an outstanding place for the best and most talented people to work, and to maintain innovation and thought-leadership in all of our markets.