Our Team

Jay & Maggie Katav

Jay and Maggie Katav are consistently engaged in every aspect of the company and their time and energies 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 on those aspects of J National are reflected among the members of the entire team.

Maggie lights up the room every morning when she walks through the door, she shares in 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 pride ourselves on 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.


J National is an established and reputable general contractor firm which has been serving the Dallas area and surrounding communities for more than 17 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


Cesar Sanchez

Regional Supervisor/ Senior Estimator

Marsha Back


Kent Offerman

Senior Estimator

Brad Johnson


Kevin Schwartz


Cesar Garza

Field Superintendent

Meny Belleli


Shawn Holman


Houston Office

Scott Trainor

Regional Manager

Phil Velasco


Peter Bates

Senior Estimator  

George Cedillo

Professional Consultant

Chad Castle


Our Team of Estimators

Our Corporate Office Team

Are you looking for a high quality constructor for your project?