Insights

Diverse EMS niche STC offers high-complexity low to medium volume electronics manufacturing for aerospace, defense, and industrial sectors, indicating potential sales for customers needing agile, capable EMS partners with strict quality and reliability requirements.

High reliability focus Emphasis on advanced-turnkey engineering and manufacturing for aerospace and defense suggests opportunities with programs demanding traceability, quality certifications, and robust supply chain risk management.

Custom transformer leadership STC’s capability to produce transformers up to 10 KVA across aerospace, medical, marine, and broadcasting markets opens avenues to engage customers seeking specialized power components or custom coil designs.

EMTRAC market traction Ownership of the EMTRAC priority management system positions STC to pursue expansion with municipal, transit, and emergency services clients seeking proven traffic-signal priority and safety solutions.

Growth within mid-market With revenue in the one to ten million range and a lean employee base, STC can pursue targeted cross-sell to adjacent industries and tiered partnerships with larger electrical and automation firms seeking smaller, flexible suppliers.

Similar companies to STC Inc.

STC Inc. Tech Stack

STC Inc. uses 8 technology products and services including Google Ads, Amazon Web Services, WordPress, and more. Explore STC Inc.'s tech stack below.

STC Inc.'s Email Address Formats

STC Inc. uses at least 2 email formats:
STC Inc. Email FormatsExamplePercentage
First.Last@suntransformer.comJohn.Doe@suntransformer.com
53%
FLast@suntransformer.comJDoe@suntransformer.com
47%

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 September 2026, STC Inc.'s annual revenue is estimated to be $1M - $10M.

What is STC Inc.'s NAICS code?

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STC Inc.'s NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does STC Inc. have currently?

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As of September 2026, 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. and Design Engineer: L. V. 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 Google Ads, Amazon Web Services, WordPress, oEmbed, Shopify, DreamWeaver, jQuery Mobile and FitVids.js.

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. logo

STC Inc.

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

STC Inc. operates in the appliances, electrical, and electronics manufacturing sector, offering engineering and manufacturing services across three core areas. It provides advanced-turnkey electronic manufacturing services for complex, low- to mid-volume electronics used in aerospace, defense, and other high-reliability applications. It also manufactures custom transformers, inductors, and coils up to 10 KVA for industries including aerospace, defense, medical, broadcasting, and marine, and it develops the EMTRAC Priority Management & Safety system for traffic-signal priority and transportation safety deployed across North America. Based in Dale, Illinois in the Midwest, STC serves small- and mid-sized customers that require specialized engineering and manufacturing capabilities rather than broad, high-volume production. Through its EMS, transformer manufacturing, and EMTRAC offerings, the company supports high-reliability electronics and transportation-safety applications within the broader appliances, electrical, and electronics manufacturing industry.

Section iconCompany Overview

NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1986
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    STC Inc.'s revenue is estimated to be in the range of $1M - $10M

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