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TDM-CP® Certification for TDM Professionals

The TDM-Certified Professional (TDM-CP) credential is the only certification program specifically designed for Transportation Demand Management (TDM) professionals. Offered by the Association for Commuter Transportation (ACT), this certification supports your continuing education, career advancement, and professional credibility across all sectors—local, state, federal, private, and nonprofit.

Why Get Certified?

The TDM landscape is rapidly evolving. Increased congestion in urban centers, mobility challenges in rural areas, new business districts, changing commuter behaviors, and emerging mobility technologies all underscore the need for skilled, forward-thinking professionals. The TDM-CP credential demonstrates that you’re ready to meet the moment.

By earning your TDM-CP, you position yourself as a trusted leader who can help shape smarter, more sustainable transportation systems—now and in the future.

Benefits of earning your TDM-CP include:
  • Be recognized as a leader in the field
  • Stand out to your employer and decision makers
  • Strengthen your case for raises, promotions, and new opportunities
  • Increase your marketability across sectors and regions
  • Grow your professional credibility and subject matter expertise
  • Invest in your long-term professional growth
Check out the list of current TDM-CPs here.
How it Works:
  • Apply anytime. Applications are accepted year-round
  • One-year window. Once approved, you'll have 12 months to take the exam.

  • Take it  when you're ready. The exam is available on-demand, at your convenience.

Quick Resources

 

  About the Exam   Candidate Handbook   Exam Application      Study Guide    Exam Content Outline

 

Certification Board of Trustees

  • Aaron Buckley, TDM-CP
    Aaron Buckley, TDM-CP
    Parking and Transportation Manager Mayo Clinic (937)360-9590
    Chair
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  • Eva Hsu, TDM-CP
    Eva Hsu, TDM-CP
    Director ICF (917)421-3411
    Vice Chair
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  • Sabrina Green, TDM-CP
    Sabrina Green, TDM-CP
    PMP, TDM-CP Deputy Managing Director Atlanta Regional Commission
    Secretary
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  • Brian Canepa, TDM-CP
    Principal W-Trans
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  • Sara Hendricks, TDM-CP
    Sara Hendricks, TDM-CP
    TDM-CP, AICP Senior Research Associate Center For Urban Transportation Research (CUTR) (813)974-9801
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  • Andrea Leary, TDM-CP
    TDM-CP President Northeast Transit Pl & Mgt Corp / NorthEase Consulting Group (781)864-3096
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  • David Lieb, TDM-CP
    David Lieb, TDM-CP
    Principal and National Director of Higher Ed Mobility Planning Walker Consultants (607)227-6801
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  • Nicholas Quint, TDM-CP
    Nicholas Quint, TDM-CP
    TDM-CP, AICP Sustainable Transportation Manager Virginia Tech (540)235-6247
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  • David Sorrell, TDM-CP
    David Sorrell, TDM-CP
    TDM-CP Bay Area Regional Planner San Joaquin Regional Rail Commission (SJRRC) (209)395-8329
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  • Patrick Sullivan, TDM-CP
    Executive Director Seaport TMA (617)249-3085
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  • Karen Winger, TDM-CP
    AICP, PMP, TDM-CP Director of Transportation Planning Longwood Collective
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  • Marie Cox, TDM-CP
    Principal Wells + Associates
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  • Puja Thomas-Patel, TDM-CP
    Assistant Vice President, TDM WSP USA
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