What is the largest department at Great Lakes Plumbing Heating Fire Protection Company?

The largest department at Great Lakes Plumbing Heating Fire Protection Company is Program & Project Management with 2 employees.

How has Great Lakes Plumbing Heating Fire Protection Company's team size changed over time?

Great Lakes Plumbing Heating Fire Protection Company's team has grown from approximately 55 to 60 employees based on available data.

Great Lakes Plumbing Heating Fire Protection Company Employee Directory

Q: What departments does Great Lakes Plumbing Heating Fire Protection Company have?

Great Lakes Plumbing Heating Fire Protection Company has employees across 8 departments including Entrepreneurship, Program & Project Management, Information Technology, Human Resources, Administrative.

Q: Where are Great Lakes Plumbing Heating Fire Protection Company employees located globally?

Great Lakes Plumbing Heating Fire Protection Company has employees across 2 continents and 2 countries including United Kingdom Of Great Britain And Northern Ireland, United States Of America.

ConstructionIllinois, United States51-200 Employees

Great Lakes Plumbing and Heating Company, founded in 1946, is a mid-sized mechanical contracting firm based in the Chicago region that provides plumbing, mechanical piping and fire protection design and installation. Headquartered in Westmont, Illinois, the company pursues complex retrofit and new construction projects, designing, engineering, fabricating and installing systems.

Its client base includes organizations seeking intricate heating, plumbing and fire protection solutions for existing-building projects. The firm emphasizes on-site collaboration, with engineers, CAD operators and purchasing staff frequently on site to help ensure projects meet design, budget and schedule. Over the years, Great Lakes has completed work on notable Chicago-area structures, reflecting its experience in the region's built environment.

Great Lakes Plumbing Heating Fire Protection Company Global Highlights

North America
159

United States Of America
159

Europe
1

United Kingdom Of Great Britain And Northern Ireland
1

Great Lakes Plumbing Heating Fire Protection Company's Leadership

S. G. S.
Chief Executive Officer
Mobile Phone
Email
L. S.
Vice President Mechanical
Mobile Phone
Email
D. T.
President
Mobile Phone
Email
J. M.
President
Mobile Phone
Email
L. C.
Executive Vice President Fire Protection
Mobile Phone
Email
D. F.
Shipments Manager
Mobile Phone
Email
J. F.
Project Manager
Mobile Phone
Email
J. W.
Information Technology Manager
Mobile Phone
Email

Great Lakes Plumbing Heating Fire Protection Company Employee Metrics

100%

50%

0%

2026

2025

Civil Engineering & Construction
Program & Project Management
Business
Accounting
Arts & Design
Other
Community & Social Services

Contact profiles from Great Lakes Plumbing Heating Fire Protection Company

Name

Title

Contact Info

Location

Last Update

D. T.
President
Mobile Phone
Email
Oct 16, 2024
J. M.
President
Mobile Phone
Email
Oct 23, 2024
S. G. S.
Chief Executive Officer
Mobile Phone
Email
Oct 17, 2024
L. C.
Executive Vice President Fire Protection
Mobile Phone
Email
Oct 21, 2024
L. S.
Vice President Mechanical
Mobile Phone
Email
Oct 17, 2024
D. F.
Shipments Manager
Mobile Phone
Email
Oct 22, 2024
J. F.
Project Manager
Mobile Phone
Email
Oct 17, 2024
J. W.
Information Technology Manager
Mobile Phone
Email
Oct 21, 2024
M. B.
Missions Team Leader For Years
Mobile Phone
Email
Oct 22, 2024
M. A.
Human Resources Manager
Mobile Phone
Email
Oct 22, 2024

Frequently Asked Questions

What is Great Lakes Plumbing Heating Fire Protection Company known for?

Great Lakes Plumbing Heating Fire Protection Company was founded in 1946 operates in the Construction industry; you can contact the main corporate office by phone at

+1-773-489-****

. Explore Great Lakes Plumbing Heating Fire Protection Company's company overview page for more information.

What is Great Lakes Plumbing Heating Fire Protection Company's most common email format?

Great Lakes Plumbing Heating Fire Protection Company employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Great Lakes Plumbing Heating Fire Protection Company email formats with LeadIQ.

How many employees does Great Lakes Plumbing Heating Fire Protection Company have currently?

Great Lakes Plumbing Heating Fire Protection Company has approximately 123 employees as of July 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Great Lakes Plumbing Heating Fire Protection Company's key employees and leadership?

As of July 2026, Great Lakes Plumbing Heating Fire Protection Company's key employees include:

Chief Executive Officer: S. G. S.
Vice President Mechanical: L. S.
President: D. T.
President: J. M.
Executive Vice President Fire Protection: L. C.

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Great Lakes Plumbing Heating Fire Protection Company Employee Directory

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