OEI | O'BRIEN Engineering + Architecture Employee Directory

Design ServicesTexas, United States11-50 Employees

OEI is a full service engineering and architecture design firm established in 1987.  A certified Service Disabled Veteran Owned Small Business (SDVOSB) and State of Texas HUB firm, we serve customers nationwide and overseas. Our work and clients are diversified; we serve federal, municipal, state, other A/E firms, and private individuals. Our federal customers include DoD (USACE, Air Force, Space Force), DHS, and VA.  We hold multiple IDIQ and MATOC contracts as a prime.

Find OEI | O'BRIEN Engineering + Architecture employees' phone numbers or email addresses

OEI | O'BRIEN Engineering + Architecture Global Highlights

North America
34

United States Of America
34

Oceania
2

Australia
2

Africa
1

Nigeria
1

OEI | O'BRIEN Engineering + Architecture's Leadership

J. O.
Vice President - Finance
Mobile Phone
Email
S. C.
Vice President Business Development
Mobile Phone
Email
M. O.
Owner
Mobile Phone
Email
J. O.
Vp-Finance
Mobile Phone
Email
K. L.
Director Of Architecture
Mobile Phone
Email
J. L.
Federal Project Manager / Sr. Civil Engineer
Mobile Phone
Email
L. B.
Proposal Manager
Mobile Phone
Email
E. B.
Senior Civil Engineer
Mobile Phone
Email

Contact profiles from OEI | O'BRIEN Engineering + Architecture

Name

Title

Contact Info

Location

Last Update

M. O.
Owner
Mobile Phone
Email
United StatesNorth Carolina
Oct 21, 2025
J. O.
Vice President - Finance
Mobile Phone
Email
United StatesTexas
Oct 22, 2025
S. C.
Vice President Business Development
Mobile Phone
Email
United StatesTexas
Oct 25, 2025
J. O.
Vp-Finance
Mobile Phone
Email
United StatesTexas
Oct 16, 2024
K. L.
Director Of Architecture
Mobile Phone
Email
United StatesTexas
Nov 12, 2025
J. L.
Federal Project Manager / Sr. Civil Engineer
Mobile Phone
Email
United StatesTexas
Oct 26, 2025
L. B.
Proposal Manager
Mobile Phone
Email
United States
Oct 23, 2025
E. B.
Senior Civil Engineer
Mobile Phone
Email
United StatesTexas
Oct 27, 2025
A. A. M.
Water Resources Engineer Ii
Mobile Phone
Email
United StatesTexas
Nov 18, 2025
K. B. D.
Civil Engineer
Mobile Phone
Email
United StatesTexas
Oct 23, 2025

Frequently Asked Questions

What is OEI | O'BRIEN Engineering + Architecture known for?

OEI | O'BRIEN Engineering + Architecture was founded in 1987 operates in the Design Services industry. The company's main headquarters is located in 17300 North Dallas Parkway, Suite 1000; you can contact the main corporate office by phone at

+1-972-233-****

. Explore OEI | O'BRIEN Engineering + Architecture's company overview page for more information.

What is OEI | O'BRIEN Engineering + Architecture's most common email format?

OEI | O'BRIEN Engineering + Architecture employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more OEI | O'BRIEN Engineering + Architecture email formats with LeadIQ.

How many employees does OEI | O'BRIEN Engineering + Architecture have currently?

OEI | O'BRIEN Engineering + Architecture has approximately 28 employees as of December 2025. These team members are located across 3 continents, including North AmericaOceaniaAfrica.

Who are OEI | O'BRIEN Engineering + Architecture's key employees and leadership?

As of December 2025, OEI | O'BRIEN Engineering + Architecture's key employees include:

Vice President - Finance: J. O.
Vice President Business Development: S. C.
Owner: M. O.
Vp-Finance: J. O.
Director Of Architecture: K. L.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking