4-L Engineering

Our Team

The team at 4-L are committed to serving our customers with the highest level of service possible. Our qualified and highly-trained team of engineers, plumbers, technicians and office staff are an extension of 4-L and are equipped and prepared to provide solutions for any job, big or small.


Leadership Team

Charles-Hansford-4-LEngineering

Charles L. Hansford

Chief Engineer

Dustin Hansford

Dustin Hansford

President & COO

Michael Youngkin

Mike Youngkin

CFO/CIO

Justin Shelton - Director of Operations

Justin Shelton

Director of Operations

Crystal Chaffin

Crystal Chaffin

Office/Accounting Administrator

Office Team

Chuck Womack

Chuck Womack

Project Manager

Eddie Cox

Eddie Cox

Facility/Fleet Manager

Andrew Joseph

Andrew Joseph

Systems Operations Manager

Charlie Brinkley

Charlie Brinkley

Plumbing Service Manager

Richard MacDonald - Commercial HVAC Sales

Richard MacDonald

Commercial HVAC Sales

Keanan Bovie

Keanan Bovie

CSR/Dispatcher

Anna Murillo - CSR/Dispatcher - OS

Anna Murillo

CSR/Dispatcher

Eduena Coleman - Staff Accountant

Eduena Coleman

Staff Accountant

Laura Jones

Laura Jones

CSR/Dispatcher, since 2020

Caleb Preston - HVAC Sales

Caleb Preston

HVAC Sales

Careers at 4-L

We’re hiring! Find your next career at 4-L by filling out an application.

Contact Us

Contact 4-L for precision air conditioning and plumbing services in Dallas, TX