Legendary Service

Exceptional Results

At ESI, we don’t just aim to meet your expectations; we strive to exceed them, ensuring that your experience with us is nothing short of legendary.

ESI Motto

Legendary Service

We excel in bringing complex projects to life with unparalleled precision and efficiency. Our dedicated team ensures that your vision is realized with meticulous attention to detail. By collaborating closely with you, we offer the support and expertise needed to navigate the entire process seamlessly. Discover the advantage of having a trusted partner devoted to your success.

Exceptional Results

Our commitment to excellence not only drives our manufacturing processes but shapes the relationships we build with our clients. Partnering with market-leading brands across diverse sectors, we leverage decades of experience to provide tailored solutions that enhance your competitive edge.

Services and Solutions

Program Managment

Program Management

Experience the benefits of a dedicated team of specialists committed to your product’s success.

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proto

New Product Introduction & Prototype

Don’t leave your product’s future to chance—let’s collaborate!

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Engineering Resources

Engineering Resources

Ensure excellence while helping save time and reduce cost.

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supply chain

Supply Chain Management

Let us help you streamline your supply chain.

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after market

Logistics and Fulfillment

Trust us to manage your logistics with precision and efficiency.

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After Market Services

Aftermarket Support

We support your success long after the sale.

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About Us

Founded in 1980 and proudly based in Sioux Falls, South Dakota, Electronic Systems, Inc. (ESI) is a premier electronics manufacturing service provider. At ESI, we leverage our expertise to navigate the complexities of the electronics landscape, delivering value that empowers your business.

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Assembled In America

Assembled in America

Located in the heartland of America, ESI assembles your products in the USA, bringing you the highest quality products, on time.

Experience the advantages of products assembled in America.
Trusted Safety Standards
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Resilient Supply Chain
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Quality Assurance
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Lower Carbon Footprint
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Community Investment

Testimonials

★★★★★
We are able to get the support we feel we need.
Director of Operations
Agriculture OEM
★★★★★
We are able to get the support we feel we need.
Director of Operations
Agriculture OEM
★★★★★
Workmanship has been excellent.
Director of Operations
Medical OEM
★★★★★
Workmanship has been excellent.
Director of Operations
Medical OEM
★★★★★
They are very timely with our deliveries.
Supply Chain Manager
Energy OEM
★★★★★
They are very timely with our deliveries.
Supply Chain Manager
Energy OEM
★★★★★
Electronic Systems, Inc. has been able to work with all areas of our business. From product design and component selection with engineers, to boxing design and reusing shipping materials to reduce waste.
Buyer
Commercial OEM
★★★★★
Electronic Systems, Inc. has been able to work with all areas of our business. From product design and component selection with engineers, to boxing design and reusing shipping materials to reduce waste.
Buyer
Commercial OEM
★★★★★
ESI is continuously investing and improving their manufacturing capabilities.
Commodity Manager
Environmental OEM
★★★★★
ESI is continuously investing and improving their manufacturing capabilities.
Commodity Manager
Environmental OEM
★★★★★
Customer service is the best thing about ESI. Extremely responsive and dependable.
Commodity Manager
Environmental OEM
★★★★★
Customer service is the best thing about ESI. Extremely responsive and dependable.
Commodity Manager
Environmental OEM
★★★★★
ESI's communication, planning capabilities, and customer service make them a great partner.
Energy OEM
★★★★★
ESI's communication, planning capabilities, and customer service make them a great partner.
Energy OEM
★★★★★
They are market competitive, quality drive, easy to work with, all while being conveniently located.
Supply Chain Manager
Energy OEM
★★★★★
They are market competitive, quality drive, easy to work with, all while being conveniently located.
Supply Chain Manager
Energy OEM
★★★★★
They work very well with all of our departments, as well as even working with our 3rd party design companies.
Supply Chain Manager
Energy OEM
★★★★★
They work very well with all of our departments, as well as even working with our 3rd party design companies.
Supply Chain Manager
Energy OEM
★★★★★
They have always delivered on or before the date they have promised. They are very responsive with high regards to their communication skills. No surprises!
Sr. Buyer
Commercial OEM
★★★★★
They have always delivered on or before the date they have promised. They are very responsive with high regards to their communication skills. No surprises!
Sr. Buyer
Commercial OEM

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605-575-9155

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