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Wgl holdings Headquarters & Office Locations

Verified data Natural Gas Companies 3,000 employees 6 offices worldwide

Headquarters: 1000 Maine Avenue SW, Washington, Washington 20024-3494, United States

Data last updated August 2026 · Sourced via GraphIQ

Headquarters
Washington, WA
United States
Total offices
6
across 2 countries
Employees
3,000
est. 2026

Wgl holdings headquarters details

1000 Maine Avenue SW

Washington

Washington

20024-3494

United States

1847

All Wgl holdings office locations

6 total
City State / region Country Type
Washington HQ Washington United States Headquarters

About Wgl holdings

Wgl holdings (New York Stock Exchange (NYSE): WGL) is headquartered in Washington, Washington, United States. Founded in 1847, the company operates across 2 countries with approximately 3,000 employees worldwide.

Where is Wgl holdings's main office?

Wgl holdings's main headquarters office is located at 1000 Maine Avenue SW, Washington, Washington 20024-3494. This serves as the company's primary corporate address and is home to its executive leadership team.

Wgl holdings regional offices

Beyond its headquarters in Washington, Wgl holdings maintains 6 offices across 2 countries. Regional offices span 2 countries.

Wgl holdings contact information

The main switchboard for Wgl holdings headquarters can be reached at 17037502000. For investor relations, visit wglholdings.com/investor-relations.

What does Wgl holdings do?

WGL Holdings, Inc. (WGL) is a holding company. The Company operates through four segments. The Regulated Utility segment consists of Washington Gas Light Company, which provides regulated gas distribution services to end use customers and natural gas transportation services to an unaffiliated natural gas distribution company and Hampshire Gas Company, which provides regulated interstate natural gas storage services. The Retail Energy-Marketing segment consists of the operations of WGL Energy Services, Inc., which sells natural gas and electricity directly to retail customers. The Commercial Energy Systems segment consists of the operations of WGL Energy Systems, Inc., WGSW, Inc. and the results of operations of affiliate-owned commercial distributed energy projects. The Midstream Energy Services segment consists of the operations of WGL Midstream, Inc., which engages in acquiring, investing in, managing and optimizing natural gas storage and transportation assets.

Frequently asked questions

Where is Wgl holdings headquarters?

Wgl holdings's headquarters is located at 1000 Maine Avenue SW, Washington, Washington 20024-3494, United States.

How many offices does Wgl holdings have?

Wgl holdings operates 6 offices across 2 countries as of 2026.

What is Wgl holdings's corporate address?

The official corporate address is 1000 Maine Avenue SW, Washington, Washington 20024-3494.

When was Wgl holdings founded?

Wgl holdings was founded in 1847 and has grown to employ approximately 3,000 people worldwide.

What is Wgl holdings's phone number?

The main phone number for Wgl holdings headquarters is 17037502000.

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