Greg was born and raised in Shawnee, Oklahoma by parents Johnny and Janell Cullison who have been well respected in the community for many years. Greg was taught early on positive character traits that have influenced the quality of workmanship and honest business practices he has employed since the inception of Greg Cullison Construction in 1986.

Growing up around the building trades Greg has been involved in many local projects. With jobs ranging in size from small residential repairs to college dormitories, his years of experience have allowed him to learn from the best local craftsmen—knowledge he puts to use for every client. With over twenty-seven years of hands on-experience, he knows what it takes to complete a project his client will be happy with for years to come.

Greg has extensive knowledge of residential and light commercial construction as well as remodel and repair work. Greg is also aware that construction technology and materials tend to change over time and tries keep up with current trends in building science in order to help his client choose materials and designs best suited to his or her needs.