Insights

Experienced Aerospace Supplier HarcoSemco has over 65 years of specialized experience in designing and manufacturing temperature sensors and related aerospace components, making it a trusted partner for clients in commercial, military, and space markets seeking reliable and innovative solutions.

Customization Capabilities The company emphasizes tailored product solutions and offers comprehensive MRO services through certified repair stations, providing opportunities to expand service contracts and develop ongoing maintenance relationships with aerospace OEMs and contractors.

Growth & Market Scope With a revenue range of 10 to 50 million dollars and locations in both the US and Mexico, HarcoSemco is positioned for regional expansion and can explore new markets within aerospace sectors requiring specialized sensor and component manufacturing.

Technology & Innovation Utilizing a range of modern tech tools for manufacturing and digital marketing, HarcoSemco indicates a focus on continuous innovation and operational efficiency, providing avenues to discuss advanced integrated solutions for aerospace clients.

Customer-Centric Focus The company’s commitment to quality, on-time delivery, and direct engineer-to-engineer communication presents opportunities to emphasize personalized service and reliability as key differentiators in compelling sales propositions.

HARC Tech Stack

HARC uses 8 technology products and services including WordPress, MySQL, Apple iCloud Mail, and more. Explore HARC's tech stack below.

  • WordPress
    Content Management System
  • MySQL
    Database
  • Apple iCloud Mail
    Email
  • Google Fonts API
    Font Scripts
  • Google Cloud
    Infrastructure As A Service
  • PHP
    Programming Languages
  • WP-PageNavi
    Web Platform Extensions
  • jQuery Waypoints
    Web Tools And Plugins

Media & News

HARC's Email Address Formats

HARC uses at least 1 format(s):
HARC Email FormatsExamplePercentage
First.Last@harcosemco.comJohn.Doe@harcosemco.com
86%
Last@harcosemco.comDoe@harcosemco.com
7%
FLast@harcosemco.comJDoe@harcosemco.com
6%
FirstL@harcosemco.comJohnD@harcosemco.com
1%

Frequently Asked Questions

Where is HARC's headquarters located?

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HARC's main headquarters is located at 186 Cedar St, Branford, Connecticut 06405, US. The company has employees across 4 continents, including North AmericaAsiaEurope.

What is HARC's phone number?

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You can contact HARC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is HARC's stock symbol?

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HARC is a publicly traded company; the company's stock symbol is HMHC.

What is HARC's official website and social media links?

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HARC's official website is harcosemco.com and has social profiles on LinkedIn.

How much revenue does HARC generate?

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As of October 2025, HARC's annual revenue is estimated to be $500K.

What is HARC's SIC code NAICS code?

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HARC's SIC code is 6531 - Real Estate Agents and Managers NAICS code is 3364 - Aerospace Product and Parts Manufacturing.

How many employees does HARC have currently?

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As of October 2025, HARC has approximately 349 employees across 4 continents, including North AmericaAsiaEurope. Key team members include Chief Operating Officer: G. G.Chief Engineer - Sensors: T. B.Chief Engineer: M. J.. Explore HARC's employee directory with LeadIQ.

What industry does HARC belong to?

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HARC operates in the Aviation and Aerospace Component Manufacturing industry.

What technology does HARC use?

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HARC's tech stack includes WordPressMySQLApple iCloud MailGoogle Fonts APIGoogle CloudPHPWP-PageNavijQuery Waypoints.

What is HARC's email format?

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HARC's email format typically follows the pattern of First.Last@harcosemco.com. Find more HARC email formats with LeadIQ.

When was HARC founded?

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HARC was founded in 1951.
HARC

HARC

Aviation and Aerospace Component ManufacturingUnited States201-500 Employees

HarcoSemco’s mission is to provide knowledge, services and products that afford our clients a customizable experience and outcome, second to none. We have seen great success in innovating advanced manufacturing techniques in the design and fabrication of temperature sensors, thermocouple systems, interconnect cable-harness assemblies, probes and sensors. We have been supplying the commercial, business jet, military, rotorcraft and spacecraft markets for over 65 years. 

In the world of aerospace engineered products we know there are a multitude of manufacturers to choose from. Few have more experience or are as dedicated to ensuring that your program is successful. That’s what makes us stand out. We empower our employees to better themselves and enable our customers to be the frontrunners in their respective fields. We do this by working directly with you. We encourage regular engineer 2 engineer communication to facilitate the best analysis of the application so we can determine the best solutions.

Quality, outstanding customer service and on-time delivery aren’t just an expectation with us, they are the pillars that uphold our reputation as a cutting-edge supplier. Our custom engineered products are created by teams of driven engineers, with projects being expertly managed to maximize efficiency to ensure we meet aggressive timelines.

Each product is customized to meet your specifications. We also provide MRO services via our FAA and EASA certified repair stations that meet OEM specifications and aggressive turnaround times.

HarcoSemco has locations in Branford, CT and Nogales, Mexico.

Section iconCompany Overview

Headquarters
186 Cedar St, Branford, Connecticut 06405, US
Phone number
SIC Code
6531 - Real Estate Agents and Managers
Stock Symbol
HMHC
NAICS Code
3364 - Aerospace Product and Parts Manufacturing
Founded
1951
Employees
201-500

Section iconFunding & Financials

  • $100M$250M

    HARC's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    HARC's revenue is estimated to be in the range of $100M$250M

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