Insights

Specialized Engineering Services STC Inc. offers high-complexity, small to medium-volume electronic manufacturing and transformer solutions tailored for aerospace, defense, medical, and industrial sectors, presenting opportunities to supply customized components and services to clients in these advanced markets.

Traffic Safety Leadership With its proprietary EMTRAC system widely adopted across North America by first responders and transit agencies, STC has a strong foothold in transportation safety technology, opening avenues for expanding similar safety and traffic management solutions.

Growing Market Presence Operating with a revenue range of $10 million to $25 million and a focused product portfolio, STC can target emerging markets and new government or industrial contracts that require specialized electrical and electronic manufacturing capabilities.

Niche Transformer Manufacturing STC’s capability to produce custom transformers up to 10 KVA for niche applications such as aerospace and medical makes it a strategically appealing supplier for companies seeking specialized coil and inductor solutions.

Technological & Digital Tools Utilizing advanced tech stacks including MySQL, Shopify, and modern web frameworks positions STC as capable of integrating digital solutions, which can be leveraged to enhance supply chain management, customer engagement, and technical service offerings to prospective clients.

STC Inc. Tech Stack

STC Inc. uses 8 technology products and services including MySQL, Shopify, JSON-LD, and more. Explore STC Inc.'s tech stack below.

  • MySQL
    Database
  • Shopify
    E-commerce
  • JSON-LD
    Javascript Frameworks
  • jQuery Migrate
    Javascript Libraries
  • Modernizr
    Javascript Libraries
  • Slider Revolution
    Miscellaneous
  • FitVids.js
    Web Tools And Plugins
  • easy pie chart
    Web Tools And Plugins

Media & News

STC Inc.'s Email Address Formats

STC Inc. uses at least 1 format(s):
STC Inc. Email FormatsExamplePercentage
First.Last@suntransformer.comJohn.Doe@suntransformer.com
27%
FLast@suntransformer.comJDoe@suntransformer.com
23%
First.Last@suntransformer.comJohn.Doe@suntransformer.com
27%
FLast@suntransformer.comJDoe@suntransformer.com
23%

Frequently Asked Questions

What is STC Inc.'s official website and social media links?

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STC Inc.'s official website is suntransformer.com and has social profiles on LinkedIn.

How much revenue does STC Inc. generate?

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As of December 2025, STC Inc.'s annual revenue is estimated to be $5M.

What is STC Inc.'s SIC code NAICS code?

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STC Inc.'s SIC code is 3677 - Electronic Coils, Transformers, and Other Inductors NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does STC Inc. have currently?

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As of December 2025, STC Inc. has approximately 13 employees across 1 continents, including North America. Key team members include President Stc Incorporated: B. C.Shop Floor Manager: C. M.Software Developer: J. J.. Explore STC Inc.'s employee directory with LeadIQ.

What industry does STC Inc. belong to?

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STC Inc. operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does STC Inc. use?

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STC Inc.'s tech stack includes MySQLShopifyJSON-LDjQuery MigrateModernizrSlider RevolutionFitVids.jseasy pie chart.

What is STC Inc.'s email format?

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STC Inc.'s email format typically follows the pattern of First.Last@suntransformer.com. Find more STC Inc. email formats with LeadIQ.

When was STC Inc. founded?

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STC Inc. was founded in 1986.

STC Inc.

Appliances, Electrical, and Electronics ManufacturingIllinois, United States11-50 Employees

STC, Inc. provides engineering and manufacturing services for three primary markets:


ELECTRONIC MANUFACTURING SERVICES  (EMS)
Advanced-turnkey engineering and manufacturing services for a wide range of electronics applications, including aerospace, defense, and high-realiability commercial and industrial. Our focus is on low to medium-volume assemblies with a high degree of complexity.


TRANSFORMER MANUFACTURING
Custom transformers, inductors, and coils for electronics applications. We are capable of producing transformers up to 10 KVA, with designs that cover a broad range of transformer types and applications, which include aerospace, defense, medical, broadcasting, marine, and more.


EMTRAC PRIORITY MANAGEMENT & SAFETY
STC handles the full development and manufacturing of the EMTRAC System, which is the technological leader in traffic-signal priority management and transportation safety. The EMTRAC System is used throughout North America by industry-leading first-response, transit, and traffic agencies.

Section iconCompany Overview

SIC Code
3677 - Electronic Coils, Transformers, and Other Inductors
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1986
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    STC Inc.'s revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    STC Inc.'s revenue is estimated to be in the range of $10M$25M

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