McCarter operates a 10,000 sq. ft. clean, fully-equipped facility 15 minutes east of Houston Texas with separate cleanroom,  manufacturing, laboratory, etching, welding, painting, and conferencing areas.


The McCarter Team is comprised of a multi-talented, efficient workforce with the proven ability to provide fast response to the complicated and/or critical needs of our customers. Most of the team has been with McCarter for many years and have weathered the ups and downs of our small business. This can-do attitude at McCarter has given us an excellent reputation for accomplishing tasks that others hesitate to attempt.


Doug McCarter, Vice-President and co-Founder, serves as technical integrator and customer liaison. He has worked in and with the petrochemical industry for over 30 years providing troubleshooting expertise on reciprocating equipment as well as supplying custom-machined parts.  Since 1999, Doug has co-authored and authored seven technical papers concerning SCSi processing and its application. Recently, he was designated as a "Senior Member" in SPIE that honors those who have significantly contributed to the optics and photonics community.


Ellie McCarter, President and co-Founder of McCarter Machine, controls the daily business operations. She has a BS in Business Finance.  Under her direction we have supplied critical components on government programs, received several awards such as Deer Park's Business of the Year, and maintains our critical customer base with the local petrochemical industry. 


Roger Paquin is a world-renowned material stabilization scientist, author, and teacher. Roger is a fellow in the SPIE Society. Fellows are Members of distinction who have made significant scientific and technical contributions in the multidisciplinary fields of optics, photonics, and imaging. At McCarter, Roger is providing the scientific merit into the implementation of SCSi into laser, telescope, and space systems.

At McCarterwe plan for success by:

  • providing quality parts that work on delivery,

  • taking what we know and incorporating it into other projects,

  • interacting with customers to provide the information necessary to build confidence,

  • maintaining affordability through process controls and root cause corrective actions,

  • focusing on speed and flexibility to meet our customer's needs,

  • continually aware of the path that industry is taking and finding ways to participate,

  • and creating a learning work environment

Call or Visit


Plant Location:

1312 Underwood Road
La Porte, TX 77571

(281) 476-4716

Monday – Thursday: 6:30AM – 5PM
Friday - Sunday: Emergencies Only