Agalma Sourcing

Plastic injection molding companies in San Luis Potosí City, Mexico

Molders that produce plastic parts and enclosures, many with in-house tooling.We list 34 injection molding manufacturers in the San Luis Potosí City area. 6 have researched profiles with capabilities quoted from their own websites, and 8 are confirmed to take outside orders.

Describe your part to rank these suppliers for your job:

Top 30 of 34

Researched profiles first, then by size · Updated October 14, 2026

  1. San Luis Potosí, San Luis Potosí·251+ employees·Job shop

    • ✓Injection molding

    “Nissha PMX Technologies, S.A. de C.V. manufactures and sales of injection molding parts used for automotive engine components and interior & exterior components.”

    nissha.comTakes outside ordersProfile →
  2. San Luis Potosí, San Luis Potosí·101–250 employees·Contract manufacturer

    • ✓Injection molding
    • ✓ISO 9001

    “moldeo por inyección de plástico”

    taxan-swe.comTakes outside ordersProfile →
  3. San Luis Potosí, San Luis Potosí·51–100 employees·Contract manufacturer

    • ✓Injection molding
    • ✓ISO 9001

    “Including die cutting, molding, water jet cutting, laminating, prototyping, custom packaging, and more”

    pscindustries.comTakes outside ordersProfile →
  4. San Luis Potosí, San Luis Potosí·51–100 employees·Job shop

    • ✓Injection molding

    “Soluciones industriales en estampados, troquelados e inyección de plástico”

    iemsaslp.com.mxTakes outside ordersProfile →
  5. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ✓Injection molding
    • ✓ISO 14001

    “PRODUCT SCOPE Parking Brake/ Brake Pedal Assembly Hand Cane Foot Pedal Brake Pedal Stamped Components Injection Molding”

  6. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ✓Injection molding

    “천일엔지니어링(주)는 1991년 설립 이래로 제너럴 모터ス(General Motors)社의 1차 협력업체로서 고기능 플라스틱 사출 성형 제품을 개발하고 생산하여 전세계 GM 공장으로 공급하고 있습니다.”

  7. Teknia SAN Luis PotosiNot yet researched

    San Luis Potosí, San Luis Potosí·101–250 employees·Contract manufacturer

    • ~Injection molding
    tekniagroup.comTakes outside ordersProfile →
  8. San Luis Potosí, San Luis Potosí·31–50 employees·Industrial supplier

    • ~Injection molding
    condupipe.com.mxTakes outside ordersProfile →
  9. San Luis Potosí, San Luis Potosí·11–30 employees·Job shop

    • ~Injection molding
    orven.com.mxTakes outside ordersProfile →
  10. AsystNot yet researched

    San Luis Potosí, San Luis Potosí·11–30 employees·Contract manufacturer

    • ~Injection molding
    asysttech.comTakes outside ordersProfile →
  11. San Luis Potosí, San Luis Potosí·251+ employees·Industrial supplier

    • ~Injection molding
  12. San Luis Potosí, San Luis Potosí·251+ employees·Industrial supplier

    • ~Injection molding
  13. SilganNot yet researched

    San Luis Potosí, San Luis Potosí·251+ employees·Manufacture of reinforced and unreinforced plastic packaging containers

    • ~Injection molding
  14. Midori Nanjo Auto InteriorNot yet researched

    San Luis Potosí, San Luis Potosí·251+ employees·Other motor vehicle parts manufacturing

    • ~Injection molding
  15. San Luis Potosí, San Luis Potosí·251+ employees·Industrial supplier

    • ~Injection molding
  16. DN Automotive MexicoNot yet researched

    San Luis Potosí, San Luis Potosí·251+ employees·Other motor vehicle parts manufacturing

    • ~Injection molding
  17. CMI Filt MEX ManufacturaNot yet researched

    San Luis Potosí, San Luis Potosí·251+ employees·Other motor vehicle parts manufacturing

    • ~Injection molding
  18. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Injection molding
  19. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Injection molding
  20. JomartNot yet researched

    San Luis Potosí, San Luis Potosí·101–250 employees·Plastic footwear manufacturing

    • ~Injection molding
  21. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Injection molding
  22. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Injection molding
  23. San Luis Potosí, San Luis Potosí·101–250 employees·Industrial supplier

    • ~Injection molding
  24. San Luis Potosí, San Luis Potosí·51–100 employees·Industrial supplier

    • ~Injection molding
  25. San Luis Potosí, San Luis Potosí·51–100 employees·Industrial supplier

    • ~Injection molding
  26. Yukiya MexicoNot yet researched

    San Luis Potosí, San Luis Potosí·51–100 employees·Manufacture of reinforced and unreinforced plastic automotive parts

    • ~Injection molding
  27. SSI SchaferNot yet researched

    San Luis Potosí, San Luis Potosí·51–100 employees·Industrial supplier

    • ~Injection molding
  28. AZ Potosina PlasticsNot yet researched

    San Luis Potosí, San Luis Potosí·51–100 employees·Manufacture of other unreinforced plastic products for industrial use

    • ~Injection molding
  29. Pacific NorthermNot yet researched

    San Luis Potosí, San Luis Potosí·51–100 employees·Manufacture of reinforced and unreinforced plastic packaging containers

    • ~Injection molding
  30. HIM JasmarNot yet researched

    San Luis Potosí, San Luis Potosí·11–30 employees·Manufacture of reinforced and unreinforced plastic packaging containers

    • ~Injection molding

4 more. Search to see suppliers ranked for your part