HNTB's Mendes wins NTI 'Training Professional of the Year'
Mendes has provided training nationwide for the NTI and the FTA for more than 15 years.

Mendes (shown standing) has provided training nationwide for the NTI and the Federal Transit Administration for more than 15 years.

Diana Mendes, AICP, HNTB Corp. transit/rail practice leader and sr. VP, was named 2017 Training Professional of the Year Award by the National Transit Institute. The award was presented at the NTI 2017 Transit Trainer’s Workshop in Nashville, Tenn.
“I am honored to be recognized by the National Transit Institute and support its mission of providing training and educational resources to practicing transit professionals,” Mendes said. “Trainers play a critical role in the industry and people’s lives by opening new possibilities for our workforce, our customers and our organizations.”
Mendes has provided training nationwide for the NTI and the Federal Transit Administration for more than 15 years. She has aided personnel from transit agencies, state departments of transportation and metropolitan planning organizations to better manage the environmental review process for federal transit projects. Mendes has reached more than 1,200 participants through more than 40 course offerings.

“She is an outstanding trainer for NTI and many other programs that she works with,” said Paul Larrousse, NTI director. “More importantly, she is recognized as a mentor to many individuals, particularly the new generation of leaders in our industry.”
According to NTI, the Training Professional of the Year Award recognizes the exceptional contribution and sustained impact of a transit training professional on his or her organization and the industry as a whole. The Training Professional of the Year is chosen based on an applicant’s innovation, impact, professional development and reference letters.
In her role as HNTB’s transit/rail practice leader, Mendes is responsible for strategic planning and implementation, industry representation, business development, service delivery and client satisfaction. She is based in the firm’s Arlington, Va., office and works with transit clients across the country.
In addition to NTI, Mendes is active in a number of professional associations, including APTA and the American Planning Association.
More Management

NJ TRANSIT Secures Capital Funding, Adopts FY2027 Budget
The budgets continue investments in infrastructure and equipment to maintain the system in a state of good repair and enhance the overall customer experience.
Read More →
Federal Railroad Administration Study Finds Upgrades Could Boost Penn Station Capacity by One-Third
The study outlines a roadmap for increasing train throughput while preparing Penn Station for future growth across the Northeast Corridor.
Read More →
Austin Transit Partnership Selects Stadler to Manufacture Light Rail Vehicles
The award marks the conclusion of a series of major procurements over 18 months, as outlined in ATP’s delivery plan, and keeps Austin Light Rail on track.
Read More →
June LA Metro Ridership Surges 2 Million Year Over Year
Total June ridership increased for both weekdays and weekends. Weekday ridership was 953,820, which grew 8.4% from June 2025; Saturdays increased nearly 13% year-over-year to 708,826; and Sundays increased 7.7% to 611,534 from June 2025, according to LA Metro.
Read More →
Washington's Pierce Transit Board Sends Transit Funding Measure to November Ballot
With the adoption of Resolution 2026-006, the measure moves to the Pierce County Auditor, giving voters in the Pierce Transit service area the decision on whether to fund an expansion of local transit service within the agency’s service area.
Read More →Building the Next Generation of Transit Technology
In this edition of METROspectives, Luminator CEO Magnus Friberg discusses the company's transformation, the growing role of AI and software, and what's next for transit technology.
Read More →
EPA Proposal to Ease Diesel Emissions Compliance Could Improve Reliability for Motorcoach Operators
The EPA is proposing to remove DEF-related engine derates for new heavy-duty diesel vehicles, a change bus operators say would improve safety and reliability while sparking debate over the future of emissions enforcement.
Read More →
Act Now to Join Rays the Mark Foundation's Annual Golf Tournament, Fundraiser
This year's tournament honors Emily DeVito, a member of the public transportation family whose story has moved colleagues across the industry — and with only a few foursomes remaining, organizers are encouraging companies and individuals to register soon.
Read More →
RIPTA Celebrates 60 Years of Public Transit Service
The Rhode Island agency is marking the milestone by highlighting service improvements, mobility initiatives, and its vision for the future of transit.
Read More →
New York Unveils Sweeping Plan to Modernize City Bus Service
Next Stop: Fast Buses, Better Service identifies 50 priority bus corridors for improvements across the five boroughs and launches the City’s next generation of rapid bus service along five key routes.
Read More →