Insights

Strategic Partner Advantage As a MYR Group subsidiary, GSWC gains access to a nationwide contractor ecosystem, enabling cross sell opportunities for integrated electrical construction services, equipment sharing, and scalable project support across substations, transmission, and distribution.

Large Equipment Capacity The company maintains an extensive fleet and local management controls, creating sales opportunities for equipment procurement, leasing, and maintenance services to back large nationwide projects.

Regional Growth Texas Recent expansion into Texas signals regional growth potential and targeted opportunities with utilities and industrial developers in the Southwest, supporting expansion of project win opportunities.

PM Technology Fit Adoption of Primavera P6 and Microsoft Project indicates strong project controls; this opens upsell possibilities for advanced scheduling tools, integration services, and data analytics to optimize large grid construction programs.

Grid Modernization Focus A proven track record in substations and transmission aligns with long term utility maintenance and modernization contracts, including grid resilience initiatives and ongoing service programs.

Great Southwestern Construction, Inc. Tech Stack

Great Southwestern Construction, Inc. uses 8 technology products and services including Open Graph, git, Adobe Acrobat Pro, and more. Explore Great Southwestern Construction, Inc.'s tech stack below.

Open Graph

Content Management System

git

Development

Adobe Acrobat Pro

Editors

Twemoji

Font Scripts

Font Awesome

Font Scripts

Oracle Primavera P6 Enterprise Project Portfolio Management

Operations

Microsoft Project

Project Management

Yoast SEO

Search Engines

Great Southwestern Construction, Inc. Email Formats	Example	Percentage
First.Last@gswc.us	John.Doe@gswc.us	50%
FLast@gswc.us	JDoe@gswc.us	42%
F.Last@gswc.us	J.Doe@gswc.us	6%
First@gswc.us	John@gswc.us	2%

Great Southwestern Construction, Inc. Email Formats

Example

Percentage

First.Last@gswc.us

John.Doe@gswc.us

50%

FLast@gswc.us

JDoe@gswc.us

42%

F.Last@gswc.us

J.Doe@gswc.us

First@gswc.us

John@gswc.us

Frequently Asked Questions

Where is Great Southwestern Construction, Inc.'s headquarters located?

Great Southwestern Construction, Inc.'s main headquarters is located at 1100 Topeka Way Castle Rock, Colorado 80109 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Great Southwestern Construction, Inc.'s phone number?

You can contact Great Southwestern Construction, Inc.'s main corporate office by phone at

+1-800-438-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Great Southwestern Construction, Inc.'s official website and social media links?

Great Southwestern Construction, Inc.'s official website is gswc.us and has social profiles on LinkedIn.

What is Great Southwestern Construction, Inc.'s NAICS code?

Great Southwestern Construction, Inc.'s NAICS code is 23 - Construction.

How many employees does Great Southwestern Construction, Inc. have currently?

As of May 2026, Great Southwestern Construction, Inc. has approximately 343 employees across 2 continents, including North AmericaEurope. Key team members include Cmo: L. J.Chief Executive: D. A.Chief Executive: P. C.. Explore Great Southwestern Construction, Inc.'s employee directory with LeadIQ.

What industry does Great Southwestern Construction, Inc. belong to?

Great Southwestern Construction, Inc. operates in the Construction industry.

What technology does Great Southwestern Construction, Inc. use?

Great Southwestern Construction, Inc.'s tech stack includes Open GraphgitAdobe Acrobat ProTwemojiFont AwesomeOracle Primavera P6 Enterprise Project Portfolio ManagementMicrosoft ProjectYoast SEO.

What is Great Southwestern Construction, Inc.'s email format?

Great Southwestern Construction, Inc.'s email format typically follows the pattern of First.Last@gswc.us. Find more Great Southwestern Construction, Inc. email formats with LeadIQ.

When was Great Southwestern Construction, Inc. founded?

Great Southwestern Construction, Inc. was founded in 1977.

Great Southwestern Construction, Inc.

Q: What is Great Southwestern Construction, Inc.'s NAICS code?

Great Southwestern Construction, Inc.'s NAICS code is 23 (Construction).

ConstructionColorado, United States201-500 Employees

Great Southwestern Construction, Inc. is a mid-sized construction firm focused on electrical infrastructure projects, including substations, transmission lines, and distribution systems across the United States. It operates as a subsidiary of MYR Group Inc., a publicly traded holding company of specialty electrical construction service providers. The company is based in Castle Rock, Colorado. Founded in 1977, it has completed hundreds of projects nationwide.

The company emphasizes access to a large fleet of specialized transmission and distribution construction equipment, supported by local management controls to serve projects nationwide. In 2019, it expanded facilities with a new office at its training facility in Alvarado, Texas.

Insights

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