Our Team

Jay & Maggie Katav

Jay and Maggie Katav are consistently engaged in every aspect of the company and they are dedicated to their customers and employees. Jay believes the key to his success is in building trusting relationships and his commitment to excellence. His vision and focus for J National are reflected among all the members of the company.

Maggie lights up the room every morning when she walks through the door, she shares and supports Jay’s vision by attending to the needs, both large and small, of customers and employees alike. Her attitude and commitment are a driving force in the success and happiness of J National.

The talented and creative individuals who make up the J National team take pride in providing professionalism in everything that we do. Our strength lies in the understanding that each project is unique and our team of experts will focus on providing the highest quality outcome possible for each project we undertake; including yours.

Our Estimators have more than 20 years of experience in the construction industry. Each member of our estimating team specializes in a different category such as Multifamily, Commercial or Residential and in all aspects of those categories including roofing, structural damage, and design, claims to adjust and code compliance.

Our team of experienced professionals will partner with you in order to supervise each detail of your project, ensure that it is completed in a timely matter, and to your specified objective with the highest quality of service and materials in the industry.

Jay and Maggie background fixed

J National is an established and reputable general contractor firm that has been serving the Dallas area and surrounding communities for more than 18 years. Our team understands what it takes to deliver quality results in a timely manner and on budget. We have an excellent track record of achieving extraordinary results for our valued clients. We not only provide our clients with skilled, experienced labor, but we also offer guidance and expertise through all stages of the renovation, restoration or remodeling process and we use only quality materials and equipment to deliver an excellent finished product.

Dallas Office

Jay Katav


Yafah Medina

Accounting Manager  

Maggie Katav

Chief Financial Officer

Rachel Lankri

Director of Communications

Edward Austin

Senior Estimator

Cesar Garza

Dallas Field Supervisor

Scott Martin

Master Plumber

Houston Office

Scott Trainor

Regional Manager

Peter Bates

Senior Estimator  

Clinton Wadsworth