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Contact Us

About Us

The founders of LT Systems, LLC.™ have Combined Many Years of Experience in servicing, trouble-shooting, and rebuilding Polycold® units; the largest of any service company in the world.

Mission Statement

LT Systems™ keeps your company's process equipment running at 100% up time. We offer exceptional service that will maintain your Polycold® units in top running condition.

Our Experiences and Knowledge

  • Experience in engineering, manufacturing, product development, running small businesses.
  • Specialize in Polycold® refrigeration systems: R&D, testing, trouble shooting, new product development.
  • CE, PED certification in brazing.

Our Services

  • Factory Trained repairs on Polycold® refrigeration systems.
  • Comprehensive Multi-Point Inspection and Estimate of repairs.
  • OEM replacement parts.
  • CE, PED certification in brazing.
  • TUV certification in brazing.
  • Complete performance testing.
  • Preventative Maintenance Programs

Office Information

LT Systems, LLC.
5199 Fulton Dr, Unit B
Fairfield, CA 94534
Phone: 707.863.8895/8896
Fax: 707.863.8897

Tien Nguyen

Senior Field Service Technician

  • 10 years experience in Polycold® refrigeration systems.
  • Expert in trouble shooting of Polycold® systems.
  • Diploma in EPA certification from ESCO Institute and Heating and cooling systems certification from San Francisco City College.
  • CE, PED certification in brazing.
  • Electrical trouble shooting certificate from NTT institute.
  • Speaks English and Vietnamese.

Sal Kumar

Senior Field Service Technician

  • 18 years experience in Polycold® refrigeration systems.
  • 5 years in Polycold® R&D engineering dept.
  • Expert in trouble shooting of Polycold® systems.
  • Diploma in EPA certification from ESCO Institute.
  • CE, PED certification in brazing.
  • Electrical trouble shooting certificate from NTT institute.
  • Speaks English and Hindi.

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