About Gideon

Service. Capability. Experience.

Gideon Construction is a dynamic partnership formed by Gideon Constructors, founded by Brett and Regan Diamon in 2021, and Great Southern, LLC, a multi-family construction leader established in 2009 by Mike McGlamry and Trent Parkerson. Together, we combine decades of experience to deliver exceptional construction solutions while fostering lasting client relationships across the Southeast.

As an EarthCraft-certified team, we excel in managing projects of all sizes, from interior fit-outs to large-scale commercial and multifamily developments. Our commitment to operational efficiency, superior quality, and unmatched customer service ensures we meet your construction needs with integrity and competitive pricing. Join us as we build a better future together!

How we got here
2009
Great Southern Establishment

Mike McGlamry establishes Great Southern in May 2009.

2010
Great Southern Strategic Hire

Great Southern hires Trent Parkerson and from 2010-2025, the company newly constructed or rehabbed over 100 projects, totaling 8,281 units and $709,813,419.

2021
Gideon Constructors Founded

Brett and Regan Diamon establish Gideon Constructors in July 2021. Brett utilizes his experience of managing $550 Million in commercial projects to grow Gideon to what it is today.

2023
Exclusive Butler Builder®
Gideon Constructors becomes an exclusive dealer in Valdosta and the surrounding counties for Butler Builder®, the world’s leading producer of steel building systems.
2024
Gideon Strategic Hire

Andrea Schruijer joins  Gideon as the Director of Business Development. following an impressive 13-year career at the Valdosta-Lowndes County Development Authority. As Executive Director of VLCDA she helped create over 3,500 new jobs and facilitated $1.3 billion in capital investment.

2025
A New Beginning

In 2025, Gideon Constructors and Great Southern Merge to become "Gideon." Now united under the Gideon name, the company offers an even greater depth of expertise, resources, and service. 

GIDEON LEADERSHIP

Trent Parkerson

Chief Executive Officer

Brett Diamon

President

Mike McGlamry

Chief Operations Officer

Amanda Nobles

Chief Financial Officer

Regan Diamon

Director of Human Resources

Andrea Schruijer

Director of Business Development

Jared Hall

Director of Operations

Stacy Morse

Controller

Bill Garner

General Superintendent

The Gideon Constructors Difference
Mission

At Gideon Constructors, we are built on a foundation of faith, integrity, and quality. We view every partnership as an opportunity to cultivate long-lasting relationships through transparency and trust. With a “why not?” mindset, we embrace challenges, innovate solutions, and deliver excellence in everything we create.

Our Vision

We will cultivate a sense of community by creating policies and procedures that will ensure a balanced and strategic work environment for all employees.

Our Values

Gideon is driven to provide each client with superior customer service, far exceeding expectations.
Our goal is to set ourselves apart from the competition by ensuring our clients, architects, employees and trade partners have the absolute best experience
possible.

Integrity

INTEGRITY

It is at the core of everything we do. We build lasting relationships, never cut corners, believe in transparency, and make no excuses. 
safety

SAFETY

Safety is our highest priority. On every project we work with our on-site teams on a daily basis to ensure strict compliance with project-specific safety plans.
quality

QUALITY

From procurement to punch lists, we maintain high quality standards through every phase of the project.
warranty

TEAMWORK

We strive to assemble teams best fit for the project, aligning talents, strengths, and experience working together to exceed expectations.
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Amanda Nobles

Chief Financial Officer

As CFO, Amanda is responsible for all aspects of accounting and financial functions for the company. She manages the accounting, banking, insurance, and tax matters for the company. She brings over 15 years of experience in the construction industry to her current position. Amanda is involved in all aspects of the projects from preconstruction to project closeout. Amanda’s experience with Section 3, Davis Bacon, and MBE/WBE reporting is crucial to the success of our projects. She is a member of the Georgia Affordable Housing Coalition.

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Trent Parkerson

Chief Executive Officer

Trent has over 15 years of experience working within the construction industry. Trent graduated from Valdosta State University with an accounting degree in 2003, his MBA in 2006, and became a Certified Public Accountant in 2010. Trent is responsible for the day-to-day operations of Great Southern and is involved with all aspects of the company including business development, project management, estimating, and accounting. Trent is a licensed contractor in Georgia and a member of the Georgia Affordable Housing Coalition.

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Mike McGlamry

Chief Operations Officer

Mike has over 30 years of experience working within the construction industry and has completed numerous Department of Community Affairs Affordable Housing/USDA/Conventional Projects. Mike has also participated in the development of land and resort projects. From these projects he gained invaluable knowledge of the processes and procedures that are required for the successful development of a project. Mike is a licensed contractor in numerous states, is a member of the Georgia Affordable Housing Coalition and a long-standing member for the South Georgia Home Builders Association.

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Brett Diamon

President

Having been in the industry since 2003, Brett excels in managing resources and personnel for commercial construction projects. In his career, he has managed over $550 Million of projects in various delivery methods across multiple markets.

As President, Brett oversees and has his hands on every Gideon project. On a daily basis, Brett works closely with project staff, providing exceptional leadership and oversight to all onsite construction activities.

Brett’s personal belief of having an “attitude of gratitude,” treating clients, subs, partners and vendors with reverence, has earned him an impressive and respected reputation in the local market.

Brett graduated from the University of North Florida with a B.S. in Construction Management. He is LEED BD+C accredited and is a member of the AGC Georgia Board of Directors and is an active member of the Park Avenue Church.