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We're Hiring!
Email ContactUs@dleonengineers.com to apply.

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DLCE IS DRIVING CHANGE

FOR OUR COMMUNITIES

D'Leon Consulting Engineers (DLCE) has played a dynamic role in the improvement and growth of transportation, rail, aviation, and civic infrastructure through engineering, project and construction management, and policy consultancy.

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D’Leon Consulting Engineers (DLCE) is a multidisciplinary consulting firm providing engineering, program management, construction management, project controls, and infrastructure advisory services for complex transportation and public works programs across the United States. For more than 30 years, DLCE has supported the successful delivery of some of the nation’s largest and most transformative infrastructure investments.

Our expertise spans aviation, highways, rail and transit, utilities, ports, streets and roadways, and major capital improvement programs that improve mobility, resilience, and quality of life for the communities we serve. From planning and design support through construction and program delivery, we help owners successfully navigate every phase of the project lifecycle.

Today, DLCE is at an exciting point in its growth. We are helping shape the future of transportation through our involvement in infrastructure planning and delivery efforts supporting the 2028 Olympic and Paralympic Games in Los Angeles. With offices in Los Angeles, Seattle, and Houston, and a growing presence in Las Vegas, DLCE brings national experience with local insight to every program we support.

Icon of 3 people around a table.
 A LITTLE BIT

ABOUT US

Icon of 3 people around a table.
Icon of 3 people around a table.
A LITTLE BIT

ABOUT US

D’Leon Consulting Engineers (DLCE) is a multidisciplinary consulting firm providing engineering, program management, construction management, project controls, and infrastructure advisory services for complex transportation and public works programs across the United States. For more than 30 years, DLCE has supported the successful delivery of some of the nation’s largest and most transformative infrastructure investments.

Our expertise spans aviation, highways, rail and transit, utilities, ports, streets and roadways, and major capital improvement programs that improve mobility, resilience, and quality of life for the communities we serve. From planning and design support through construction and program delivery, we help owners successfully navigate every phase of the project lifecycle.

Today, DLCE is at an exciting point in its growth. We are helping shape the future of transportation through our involvement in infrastructure planning and delivery efforts supporting the 2028 Olympic and Paralympic Games in Los Angeles. With offices in Los Angeles, Seattle, and Houston, and a growing presence in Las Vegas, DLCE brings national experience with local insight to every program we support.

With years of local experience, DLCE has held multiple engineering and management roles at LAX and Van Nuys Airport.

An integral player in Southern California's transit sector, DLCE engineers have had a role in numerous major projects including the Expo, Crenshaw, Eastside, and Purple Lines, among many others.

RAIL & TRANSIT

Experts in highway and road design, DLCE engineers have worked on Interstate and State Route projects throughout Southern California.

STREET & HIGHWAY

DLCE has decades of experience coordinating and designing with utilities on a wide variety of projects.

WATER & UTILITIES

DLCE has wide-reaching PM/CM experience across highway, airport, and rail projects

PM/CM

DLCE has worked with some of the region's largest, most influential civic agencies, including the City and County of Los Angeles, LA Metro, LAWA, the Port of Long Beach, and many others. 

ALL PROJECTS

Airplane on airport tarmac representing DLCE aviation engineering services

With years of local experience, DLCE has held multiple engineering and management roles at LAX and Van Nuys Airport.

High-speed passenger train on rail tracks representing DLCE rail and transit services

An integral player in Southern California's transit sector, DLCE engineers have had a role in numerous major projects including the Expo, Crenshaw, Eastside, and Purple Lines, among many others.

RAIL & TRANSIT

Multi-lane highway with traffic representing DLCE street and highway engineering servicesMulti-lane highway with traffic representing DLCE street and highway engineering services

Experts in highway and road design, DLCE engineers have worked on a wide variety of Interstate and State Route projects.

STREET & HIGHWAY

Airplane jet and wing.
Utility power lines and poles representing DLCE water and utilities engineering services

DLCE has decades of experience coordinating and designing with utilities on a wide variety of projects.

WATER & UTILITIES

Construction project site representing DLCE program and construction management services

DLCE has wide-reaching PM/CM experience across highway, airport, and rail projects

PM/CM

Airport terminal exterior representing DLCE full portfolio of engineering projects

DLCE has worked with some of the largest, most influential civic agencies, including the City and County of Los Angeles, LA Metro, LAWA, the Port of Long Beach, and many others. 

ALL PROJECTS

 D'LEON CONSULTING ENGINEERS IS

CERTIFIED

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Small Business Enterprise

MBE spelled out over a multipoint star indicative of an award.

Minority-Owned Business Enterprise

DBE spelled out over a multipoint star indicative of an award.

Disadvantaged Business Enterprise

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DBE spelled out over a multipoint star indicative of an award.
MBE spelled out over a multipoint star indicative of an award.
D'LEON CONSULTING ENGINEERS IS

CERTIFIED

Icon of a small business front with a geolocation pin.

Small Business Enterprise

MBE spelled out over a multipoint star indicative of an award.

Minority-Owned Business Enterprise

DBE spelled out over a multipoint star indicative of an award.

Disadvantaged Business Enterprise

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June 1, 2026

Advancing Regional Mobility: DLCE Supports the North Hollywood to Pasadena Bus Rapid Transit Project

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February 2, 2026

Supporting JFK’s Future: DLCE Involved in Major Capital Improvements

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October 29, 2025

Southeast Gateway Line Program Management Support Services

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July 10, 2025

DLCE Takes-Off on the SMForward Program at Sacramento Int'l Airport

We're Hiring!
Email ContactUs@dleonengineers.com to learn about open positions and apply.

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DLCE is Local!

Los Angeles, CA

Seattle, WA

Houston, TX
Las Vegas, NV

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