METRO Magazine Logo
MenuMENU
SearchSEARCH

Industry vet John Maddox launches new consultant company

The Transit Bus Technical Advisors team specializes in assisting transit agencies, bus manufacturers, and fellow consultants with technical expertise regarding diesel, CNG, hybrid-electric, fuel-cell, and all-electric heavy-duty buses in an advisory role.

July 31, 2017
Industry vet John Maddox launches new consultant company

Maddox spent the past 10 years at BAE Systems and was involved with overall plans for deliveries of over 7,000 hybrid-electric propulsion systems, electrically-powered accessories along supporting projects, including all-electric and fuel-cell programs.

1 min to read


Maddox spent the past 10 years at BAE Systems and was involved with overall plans for deliveries of over 7,000 hybrid-electric propulsion systems, electrically-powered accessories along supporting projects, including all-electric and fuel-cell programs.

Long-time industry veteran John M. Maddox announced the formation of a consulting company, Transit Bus Technical Advisors (TBTA) and will serve as its president. The company team specializes in assisting transit agencies, bus manufacturers, and fellow consultants with technical expertise regarding diesel, CNG, hybrid-electric, fuel-cell, and all-electric heavy-duty buses in an advisory role, including FMVSS/CMVSS and state regulations, cutting-edge propulsion systems, body structure, and a myriad of industry available optional equipment along with a wide range of peripheral subjects.

In addition, the team also provides services for program management and project engineering management needs.

Ad Loading...

Maddox spent the past 10 years at BAE Systems and was involved with overall plans for deliveries of over 7,000 hybrid-electric propulsion systems, electrically-powered accessories along supporting projects, including all-electric and fuel-cell programs.

In the past, he was involved in numerous APTA/FTA technical committees, including co-chair of the CNG/LNG Standard Bus Procurement Guidelines Working Group, and recently served as advanced propulsion technology officer of the Clean Propulsion Committee. Furthermore, he had served as chief engineer at Flyer Industries (now known as New Flyer) and VP, engineering & sales, at Bus Industries of America/Ontario Bus Industries.

More Management

People Movement for April, 17, 2026
Managementby StaffApril 17, 2026

People Movement: New NTSB Vice Chair, HDR, and More

METRO’s People Movement highlights the latest leadership changes, promotions, and personnel news across the public transit, motorcoach, and people mobility sectors.

Read More →
A picture of a San Diego MTS railcar and bus at a transit station.
Managementby StaffApril 17, 2026

San Diego Transit Agencies Propose Fare Hike to Close Budget Gaps

The agencies, San Diego MTS and NCTD - San Diego Railroad, which share a fare system (PRONTO), proposed the changes to help address their respective financial sustainability strategies.

Read More →
A light green and blue MST public transit bus parked on grass.
Managementby Elora HaynesApril 17, 2026

Inside Monterey-Salinas Transit’s New Approach to Ridership Recovery

See how the agency is aligning service with shifting travel patterns, delivering ridership gains while advancing equity across its system.

Read More →
Ad Loading...
A headshot of Inez Evans Benson
Busby Alex RomanApril 15, 2026

Inez Evans Benson on Rethinking Transit Through Customer Experience

The WSP leader discusses why agencies must look beyond satisfaction metrics and take a more holistic, community-driven approach to service.

Read More →
NJ TRANSIT's new Multilevel III commuter railcar manufactured by Alstom
Technologyby StaffApril 14, 2026

Alstom Delivers First Multilevel III NJ TRANSIT Commuter Railcar

The delivery marks the first car in a 374‑vehicle order and begins the arrival of a new generation of higher‑capacity, more reliable, and more comfortable trains for one of the country’s busiest commuter rail systems.

Read More →
New Cincinnati Metro bus stop sign with large route numbers and clear layout at a city intersection, part of a systemwide signage upgrade initiative.
Managementby News/Media ReleaseApril 13, 2026

Cincinnati Metro Begins Countywide Bus Stop Sign Upgrade

Metro launches a 24-month project to replace 3,700 bus stop signs, introducing improved visibility, QR-enabled rider info, and expanded amenities across Hamilton County.

Read More →
Ad Loading...
A BART train on the tracks.
Railby StaffApril 13, 2026

San Francisco's BART Breaks Multiple Records for Post-Pandemic Ridership in March

BART recorded 5,403,140 exits in March, making it the highest monthly ridership since the pandemic and surpassing the previous high set in October 2025 (5,346,890 exits).

Read More →
Rod Diridon Sr. speaking at a podium wearing a brown blazer.
Managementby StaffApril 13, 2026

Transit Leader Rod Diridon Sr., ‘Father of Modern Transit’ in Silicon Valley, Dies at 87

See how the longtime public servant and transportation visionary helped shape Bay Area transit systems and championed rail development nationwide.

Read More →
FlixBus vehicles in a parking garage.
ManagementApril 13, 2026

Intercity Bus Industry Outlook: A Mix of Apprehension & Optimism

Industry leaders see both promise and peril ahead as intercity bus travel rebounds, but unpredictable market forces threaten to reshape the sector.

Read More →
Ad Loading...
Ribbon cutting photo celebrating SEPTA's new Ardmore Station
Railby StaffApril 13, 2026

Philadelphia's SEPTA Celebrates New Ardmore Station

The station was rebuilt as part of SEPTA’s Station Accessibility Program, making it fully ADA accessible with new elevators, ramps, and high-level platforms.

Read More →