Insights

Global OEM City Technology designs and manufactures gas sensors for personal and fixed life safety systems with a global footprint and flexibility to meet diverse customer needs, presenting a sales opportunity to expand OEM partnerships across industrial safety, emissions, automotive, medical, and residential sectors.

Trusted Quality The company emphasizes Six Sigma and Lean manufacturing, automated facilities, and high reliability, suggesting cross-sell of high-precision sensor technology to instrument manufacturers seeking robust performance guarantees and reduced defect risk.

Recent Innovations Introduction of the 4OXV high-performance oxygen sensor highlights ongoing product advancement and vented technology to reduce false alarms, signaling opportunities to upsell next‑gen sensors to existing customers and attract new buyers seeking advanced gas sensing.

Strategic Partnership Acquisition by Honeywell in 2021 indicates access to broader distribution, integration capabilities, and extended CO2 and environmental sensing portfolios, offering opportunities to leverage Honeywell channels and cross-sell into medical, environmental, and industrial markets.

Growth & Reach With a multi‑country footprint (UK, Germany, China, Taiwan, USA) and revenue in the low tens of millions, City Technology presents a scalable platform for regional sales expansion, targeted bids for safety and emissions projects, and potential collaboration on large‑scale sensor deployments.

City Technology Tech Stack

City Technology uses 2 technology products and services including Windows Server, Microsoft IIS, and more. Explore City Technology's tech stack below.

  • Windows Server
    Operating Systems
  • Microsoft IIS
    Web Servers

City Technology's Email Address Formats

City Technology uses at least 1 format(s):
City Technology Email FormatsExamplePercentage
First.Last@citytech.comJohn.Doe@citytech.com
65%
First@citytech.comJohn@citytech.com
30%
FirstLast@citytech.comJohnDoe@citytech.com
3%
FLast@citytech.comJDoe@citytech.com
2%

Frequently Asked Questions

Where is City Technology's headquarters located?

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City Technology's main headquarters is located at Portsmouth, England po6 1sz United Kingdom. The company has employees across 4 continents, including EuropeNorth AmericaAsia.

What is City Technology's phone number?

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You can contact City Technology'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 City Technology's official website and social media links?

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City Technology's official website is citytech.com and has social profiles on LinkedIn.

What is City Technology's NAICS code?

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City Technology's NAICS code is 325 - Chemical Manufacturing.

How many employees does City Technology have currently?

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As of February 2026, City Technology has approximately 201 employees across 4 continents, including EuropeNorth AmericaAsia. Key team members include Head Of Sensors Manufacturing: M. W.Consultant / Owner: T. M.Director: A. R.. Explore City Technology's employee directory with LeadIQ.

What industry does City Technology belong to?

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City Technology operates in the Chemical Manufacturing industry.

What technology does City Technology use?

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City Technology's tech stack includes Windows ServerMicrosoft IIS.

What is City Technology's email format?

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City Technology's email format typically follows the pattern of First.Last@citytech.com. Find more City Technology email formats with LeadIQ.

When was City Technology founded?

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City Technology was founded in 1977.

City Technology

Chemical ManufacturingEngland, United Kingdom201-500 Employees

City Technology designs and manufactures gas sensors for both personal and fixed life safety systems. Founded in 1977 by scientists from London's City University, the company is based in Portsmouth, England, and operates internationally with facilities in the UK, Germany, China, Taiwan, and the USA, employing hundreds of staff. It emphasizes high-quality, reliable sensor performance and supports instrument manufacturers in delivering accurate gas detection solutions. Its customer base spans industrial safety, emissions, automotive, medical, and residential safety markets, with flexible services tailored to meet market realities. In 2021, the company introduced the 4OXV oxygen sensor, which uses vented technology to eliminate false alarms, reflecting ongoing product development.

Section iconCompany Overview

Headquarters
Portsmouth, England po6 1sz United Kingdom
Phone number
NAICS Code
325 - Chemical Manufacturing
Founded
1977
Employees
201-500

Section iconFunding & Financials

  • $10M$25M

    City Technology's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    City Technology's revenue is estimated to be in the range of $10M$25M

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