Our Team

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Icon of 3 buildings under a crane signifying construction.

MEET OUR

LEADERSHIP

President & Principal

BORJA LEON, PE

Borja Leon is a transportation and infrastructure professional with close to 20 years of experience in both the private and public sectors. He has led the advancement and implementation of major infrastructure projects in the Los Angeles, Orange County, San Diego and Sacramento. He joined D’Leon Consulting Engineers in November 2018 and is the Managing Director for all the company’s transportation, aviation, PM/CM, and advisory practices.

Ryan Browne is an experienced civil engineering professional with over 20 years of project management and design experience. Mr. Browne applies his civil design knowledge and project management experience during all phases of complex projects.

Ryan Browne

Vice President

Tess comes from a diverse background in administrative and operations management. Here at D’Leon, Tess manages all operations business lines with an eye for efficiency, details and finance innovation.

Tess Nguyen

Operations Manager

Paul Spiteri has 21 years of experience in design and construction management with a project history totaling over $18 billion. Paul has worked on airport modernization, transportation infrastructure as well as land development.

Paul Spiteri, EIT

Sr. Construction Manager

OUR TEAM

Borja Leon is a transportation and infrastructure professional with over 20 years of experience in both the private and public sectors. He oversees all the company’s transportation, aviation, PM/CM and advisory practices.

Borja Leon, PE

President & Principal

Ryan Browne is an experienced civil engineering professional with over 20 years of project management and design experience. Mr. Browne applies his civil design knowledge and project management experience during all phases of complex projects.

Ryan Browne

Vice President

Tess comes from a diverse background in administrative and operations management. Here at D’Leon, Tess manages all operations business lines with an eye for efficiency, details and finance innovation.

Tess Nguyen

Operations Manager

Paul Spiteri has 21 years of experience in design and construction management with a project history totaling over $18 billion. Paul has worked on airport modernization, transportation infrastructure as well as land development.

Paul Spiteri

Sr. Construction Mgr.

MEET OUR

TEAM

A LITTLE BIT ABOUT

OUR HISTORY

FOUNDED IN 1987

Domingo Leon founded D'Leon Consulting Engineers in 1987. Under Mr. Leon’s leadership and professional experience, DLCE grew to hold an active role in Southern California's engineering community as a whole. Nearly 40 years later, D'Leon engineers, managers, and project admin continue to contribute to the development of major public infrastructure projects in California and beyond.

INTERESTED IN

MAKING AN IMPACT?

We are always looking for self-motivated, creative, and skilled engineers and manager to join our team. If our work and company philosophy aligns with your talents and goals, please reach out at contactus@dleonengineers.com