What departments does LLI Engineering have?

LLI Engineering has employees across 4 departments including Accounting, Program & Project Management, Engineering, Administrative.

What is the largest department at LLI Engineering?

The largest department at LLI Engineering is Engineering with 2 employees.

Where are LLI Engineering employees located globally?

LLI Engineering has employees across 3 continents and 5 countries including India, United States Of America, Mexico, Canada, Uruguay.

How has LLI Engineering's team size changed over time?

LLI Engineering's team has decreased from approximately 24 to 23 employees based on available data.

LLI Engineering Employee Directory

Engineering ServicesPennsylvania, United States11-50 Employees

LLI Engineering is a veteran-owned engineering services firm based in Pittsburgh, Pennsylvania, founded in 1910. The company provides multidisciplinary engineering support across electrical, mechanical, piping, and structural disciplines for commercial projects, critical facilities, and infrastructure upgrades. Its work encompasses green building design, energy conservation modifications, project engineering, and the preparation of engineering estimates. 

Serving clients that require facility and infrastructure upgrades, LLI focuses on delivering practical engineering solutions that enhance efficiency and resilience. In the engineering services landscape, the firm offers integrated design and analysis for a range of projects, supported by its project engineering and estimating capabilities. Based in Pittsburgh, Pennsylvania, the company operates as a small, veteran-owned business with a scope that includes commercial, critical facilities, and infrastructure initiatives.

LLI Engineering Global Highlights

North America
53

United States Of America
50
Mexico
2
Canada
1

Asia
1

India
1

South America
1

Uruguay
1

LLI Engineering's Leadership

J. B.
Vice President
Mobile Phone
Email
T. G.
Controller
Mobile Phone
Email
A. L.
Project Manager
Mobile Phone
Email
W. M.
Manager Of Electrical Engineering
Mobile Phone
Email
L. O.
Administrative Assistant
Mobile Phone
Email
M. J.
Software Engineer
Mobile Phone
Email
N. P.
Managing Member
Mobile Phone
Email
J. D. L. V.
Trim Carpenter
Mobile Phone
Email

LLI Engineering Employee Metrics

100%

50%

0%

2026

2025

Engineering
Arts & Design
Program & Project Management
Community & Social Services
Administrative
Other

Contact profiles from LLI Engineering

Name

Title

Contact

Location

Last Update

J. B.
Vice President
Mobile Phone
Email
Jun 29, 2026
T. G.
Controller
Mobile Phone
Email
Oct 22, 2024
A. L.
Project Manager
Mobile Phone
Email
May 28, 2026
W. M.
Manager Of Electrical Engineering
Mobile Phone
Email
Oct 23, 2024
L. O.
Administrative Assistant
Mobile Phone
Email
May 25, 2026
M. J.
Software Engineer
Mobile Phone
Email
CanadaOntario
Jun 19, 2026
N. P.
Managing Member
Mobile Phone
Email
Oct 16, 2024
J. D. L. V.
Trim Carpenter
Mobile Phone
Email
Jun 19, 2026
P. G.
Administrativo
Mobile Phone
Email
Mexico
Jun 19, 2026
S. B.
Mechanical Designer
Mobile Phone
Email
Jun 19, 2026

Frequently Asked Questions

What is LLI Engineering known for?

LLI Engineering was founded in 1910 operates in the Engineering Services industry; you can contact the main corporate office by phone at

+1-412-338-****

. Explore LLI Engineering's company overview page for more information.

What is LLI Engineering's most common email format?

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

How many employees does LLI Engineering have currently?

LLI Engineering has approximately 45 employees as of August 2026. These team members are located across 3 continents, including North AmericaAsiaSouth America.

Who are LLI Engineering's key employees and leadership?

As of August 2026, LLI Engineering's key employees include:

Vice President: J. B.
Controller: T. G.
Project Manager: A. L.
Manager Of Electrical Engineering: W. M.
Administrative Assistant: L. O.

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LLI Engineering Employee Directory

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