Ian Todreas

US Head of Sustainability Solutions



Ian Todreas is SLR’s US Head of Sustainability Solutions and brings over 25 years of experience in climate, environmental, and sustainability consulting. He has successfully managed large, multi-year contracts for government, non-profit, and corporate clients in climate change mitigation and adaptation, transportation, communications/outreach, and sustainability. Ian’s areas of expertise include climate program design and implementation, decarbonization of the transportation sector, strategic planning and facilitation, stakeholder engagement and outreach, and business development. He contributes thought leadership to many national transportation forums and associations, including the Transportation Research Board and the Association for Commuter Transportation.

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  • Transporation Demand Managment - Certified Professional (TDM-CP)

Latest posts by Ian Todreas

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  • News

    04 March 2024

    1 minute read

    SLR contributes to methane mitigation and management conversation at 2024 Methane Mitigation – Europe Conference

    by Ian Todreas

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  • News

    26 February 2024

    2 minutes read

    SLR supports innovative transportation solutions for the City of Bellevue, WA

    by Ian Todreas

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  • Insight

    29 January 2024

    4 minutes read

    Innovation in transportation: highlights from TRB 2024

    by Ian Todreas, Mohamed Aguib, James McKechnie, Anthony Russo

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