Agalma Sourcing

Contract assembly and box build companies in San Luis Río Colorado, Mexico

Plants that assemble finished products from your parts and subassemblies: box build, electromechanical assembly, kitting, and packout. Profiles say whether they buy the parts (turnkey) or use yours (consigned). We list 5 contract assembly manufacturers in San Luis Río Colorado.

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Top 5 of 5

Researched profiles first, then by size · Updated October 15, 2026

  1. FlexNot yet researched

    San Luis Río Colorado, Sonora·251+ employees·Contract manufacturer

    • ~Final assembly and box build
    • ~Electromechanical assembly
    flex.comTakes outside ordersProfile →
  2. San Luis Río Colorado, Sonora·51–100 employees·Private label

    • ~Final assembly and box build
  3. San Luis Río Colorado, Sonora·251+ employees·Industrial supplier

    • ~Final assembly and box build
  4. Mastertop de MexicoNot yet researched

    San Luis Río Colorado, Sonora·101–250 employees·Manufacture of motor vehicle bodies and trailers

    • ~Final assembly and box build
  5. Pace Technologies MexicoNot yet researched

    San Luis Río Colorado, Sonora·11–30 employees·Metalworking Machinery Manufacturing

    • ~Final assembly and box build
    • ~Electromechanical assembly