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Top 10 EMS providers and ODM rankings, reviews, ratings

By VentureOutsource.com Staff

Below are links to rankings for electronics manufacturing services (EMS) providers and original design manufacturing (ODM) companies. VentureOutsource.com began surveying the contract electronics sector (OEMs and EMS/ODM providers) more than a decade ago.

OEM vs ODM vs EMS vs JDM vs CEM

Criteria we use in making our lists of EMS providers by industry reputation consists, in no particular order, of the following. You can find a detailed explanation of our ranking criteria here.

  • Depth and scope of management
  • Available technology
  • Manufacturing quality and factory cleanliness
  • Responsiveness to changes in industry
  • Value as it relates to pricing


Best Electronics Solutions Factories by Reputation

Click to See Electronics Solutions Facilities with Best Reputations – VO Stars
Given the vast number of electronics providers worldwide and the challenge most contract electronics providers face differentiating their company/services from competitors in a same given area/region serving similar end markets, we reached out to electronics providers around the world under consideration requesting information about their specific company, as well as their perspective regarding which electronics solutions providers (excluding their company), they considered to be most impressive.

How to Find Quality Electronics Solutions Providers

VentureOutsource.com is committed to helping OEMs expand options when seeking electronics services and gathering information on contract electronics manufacturing. To begin your search, select your geographic region in the VentureOutsource.com Electronics Services Directory to find providers near your region of interest. Be sure to look for ratings and reviews from other electronics professionals. Already worked with electronics services providers? Add your review here.

Be sure to contact numerous electronics providers serving your industry to gain a sense for the different management teams and range of execution. You can search provider services by markets served, here or, you can search by service types offered, here.

For more refined electronics listings of services from our directory, focus your search results by selecting multiple criteria, here. Search results will display corporate headquarters address location. Click to visit company listings pages for information on additional locations a company might have plus, details on service capabilities.

Once you’re created your short list, setting up tours is equally important so you gain an understanding how their design and manufacturing environments are set up for innovation, throughputs and quality and, what differentiates each provider from the others.


Search EMS and ODM firms


To further help guide you when choosing electronics services checkout our checklist for evaluating EMS providers. We also have an extensive list of questions you can ask prospective ODM partners.

In addition to visiting providers that made your short list, we always encourage OEMs to ask for references and, be sure to read the reviews posted to company listings in our directory for those providers offering the service capabilities matching your requirements. Want help? Use the button below or you can also call us toll-free and speak with a Provider Advisor (888) 860-1193.

For electronics OEM decision makers wanting to engage other like-minded OEM professionals learn more or create your VO Profile.

View OEM decision maker favorite articles and resources

In 2015 we stopped publishing rankings by revenue, realizing rankings seemed more important to EMS/ODM firms and Wall Street whereas our OEM readers who are more interested in EMS provider management execution, services and technical capabilities specific to EMS factories/locations where OEM programs are serviced.

What matters

In 2015 we stopped publishing EMS and ODM rankings by revenue. (Rankings seemed more important to EMS/ODM firms and Wall Street) Our OEM readers let us know they are more interested in EMS provider management execution, services and technical capabilities specific to EMS factories/locations where OEM programs are serviced.

2015 Top 10 EMS Providers (by EMS revenues)

1. Foxconn (formerly Hon Hai Precision Industries)
2. Flex
3. Jabil
4. FIH Mobile
5. Sanmina
6. Celestica
7. Advanced Semiconductor Engineering (Former USI)
8. Plexus
9. Benchmark Electronics
10. SIIX

Find EMS provider services

In your search results, you can further target End Market options.

2015 Top 10 Electronic ODM (by EMS/ODM revenues)

1. Pegatron
2. Quanta Computer
3. Compal Electronics
4. Wistron
5. Inventec
6. Lite-On Technology
7. Cal-Comp Electronics & Communications
8. Qisda Corporation
9. MiTAC Holdings
10. Wistron NeWeb

Find electronic ODM services

In your search results, you will be able to further target provider options by choosing End Markets and/or Services.

Private message OEM peers. Read EMS reviews.

For electronic OEMs. Connect with your peers, access exclusive content reserved for logged in users. Add your EMS review.

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How to: 14 Steps to Select EMS Manufacturing Partners

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