Five Year Warranty


At National Signs, we understand that signage is a significant investment, so that’s why we offer a comprehensive 5-Year Parts and Labor Warranty on all of our signage. We guarantee:

  • ALL Parts
  • ALL Labor
  • ALL Signage

This 5-year Parts and Labor Warranty includes:

  • Paint
  • Bulbs and ballasts
  • LED lighting and power supplies
  • Cabinet construction
  • LED electronic message center signs
  • Electronics and components
  • Everything else – no cost of ownership

We also provide all training and software upgrades for our LED electronic message center signs at no cost for 5 years.

If your sign should need servicing, a qualified service technician is dispatched within 48 hours to assess your requirements. If you need a service or warranty call on your National Signs built sign, email your request to


National Signs in Houston is committed to environmental, health, and safety excellence. We believe in good corporate citizenship and it is our policy to conduct business in a safe and responsible manner in compliance with all health, safety, and environmental regulations. We seek to conserve energy, water and raw materials, using recycled materials where advisable and reducing waste by carefully considered design and manufacture of our products. Specific processes we have employed to fulfill our strong environmental commitment include:

Hazardous Material Disposal – All waste paints, solvents, cleaners, filters, and other sign manufacturing by-products which pose a threat to the environment are disposed of by utilizing contracted professional third-party providers. These providers meet the highest standards and regulations set forth by the U.S. Department of Transportation and the Environmental Protection Agency.

Manufacturing Waste and Scrap Recycling – Through our careful sign design and layout, we effectively minimize the amount of scrap material, then recycle it.

  • 99.9% of Fluorescent Bulbs are Recycled
  • Ballast and Transformer Disposal
  • LED and Power Supply Disposal
  • Electronic Message Center Parts Disposal
  • Product End of Life Disposal

We could write lots of words telling you about the quality of National Signs and the responsiveness of our sign service, but instead we prefer to let our satisfied customers in Houston and beyond tell you themselves.



At National Signs in Houston, we give you the freedom to do your job. We are the largest manufacturer of Houston signs. Our employees are successful not because they have supervisors looking over their shoulders, but rather because they have the authority to make the decisions necessary to do their job properly. Our management team trusts that each and every one of our employees is a professional and treats them accordingly.

We are always on the lookout for people who are dedicated and focused. People who understand that there is always a way to get things done. If you are looking for a career in Houston for sign sales, sign design,a sign fabrication or sign installation and want to be on the leading edge of technology, e-mail your resume to following address. Click on below link to upload your resume.

We will contact you when we have an opening that fits your expertise.