Gas Measurement Instruments
Teledyne Gas and Flame Detection, a Teledyne Technologies subsidiary, designs and sells fixed and portable gas and flame detection systems serving industrial safety customers across oil and gas, hydrogen, methane emissions, maritime, and other verticals worldwide.
- Company typePrivate
- Founded1900
- HeadquartersRenfrew, United Kingdom
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What Gas Measurement Instruments does
Teledyne Gas and Flame Detection, operating under the DBA "Teledyne GFD," is a wholly-owned business unit of Teledyne Technologies (NYSE: TDY) that designs, manufactures, and sells fixed and portable gas and flame detection systems for industrial safety applications. The company consolidates over 100 years of combined gas detection heritage from three legacy brands — Detcon, Oldham Simtronics, and GMI — and markets a portfolio spanning six product categories: controllers and alarms (including the MX-43), fixed gas detectors (700 series), fixed flame detectors (including Spyglass and the GD10 infrared detector), portable gas measurement devices (GS700), personal safety monitors (PS-200, PS DUO), and area gas detectors with wireless beacons. Core technology includes MEMS-based gas sensors for miniaturized detection, infrared sensing with a dirty optics early-warning feature, and the MethaSense methane detection series launched in August 2025.
The company serves at least 11 industrial verticals, with oil and gas as the primary segment and additional exposure to industrial gases, transportation, steel, methane emissions, hydrogen, water and waste, energy, fire/firefighting, food and beverage, maritime, and confined-space entry applications. Revenue is generated primarily through hardware sales of detectors, controllers, and personal safety monitors, supplemented by application engineering turnkey solution services and self-serve e-commerce via the Shopify-based Teledyne online store. Pricing is not publicly disclosed and is negotiated through regional sales teams covering the Americas (Houston), EMEA Fixed (France), and EMEA Portable (Scotland/UK). Distribution combines direct enterprise field sales, an e-commerce storefront, and a strategic channel partnership with Southern Cross (a Sparus Company) targeting U.S. gas utilities.
The business unit operates within Teledyne Technologies' broader Safety segment and benefits from parent-level capital allocation, global procurement, and cross-selling opportunities with adjacent Teledyne operating companies, while being constrained by the corporate structure of a publicly traded parent with no independent fundraising or M&A optionality specific to this unit.
Gas Measurement Instruments firmographics
Firmographics- Name
- Gas Measurement Instruments
- Legal name
- Teledyne Gas and Flame Detection
- Website
- https://gmiuk.com
- Company type
- Private
- Founded year
- 1900
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Teledyne Gas and Flame Detection, a Teledyne Technologies subsidiary, designs and sells fixed and portable gas and flame detection systems serving industrial safety customers across oil and gas, hydrogen, methane emissions, maritime, and other verticals worldwide.
- Ownership category
- akta.pro rank
Gas Measurement Instruments industry classification
Industry- Product category
- Industrial Gas Detection Equipment
- NAICS
- Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)
- SIC
- Industrial Instruments For Measurement, Display, And Control (3823)
- akta.pro primary industry
- Fixed Gas Detection & Continuous Monitoring (Sensors/IoT/Telemetry) (EUAJADAB)
- akta.pro secondary industry
- Remote Monitoring/Telemetry for Regulators & Meter Stations (RTUs, Sensors) (EUAJAKAM)
Keywords
Where Gas Measurement Instruments is headquartered
LocationHeadquarters
- HQ city
- Renfrew
- HQ country
- United Kingdom
- HQ region
- Europe
Offices3 records
Markets served
Gas Measurement Instruments business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure
Revenue model
- Fixed Gas and Flame Detectors: Sale of fixed-point gas detectors and flame detection systems to industrial customers for continuous monitoring in hazardous environments.
- Portable Gas Detectors and Measurement Devices: Sale of portable gas measurement devices and personal safety gas monitors for mobile hazard detection.
- Controllers and Alarms: Sale of controllers and alarm systems compatible with gas detector networks.
- Online Store Sales: Self-serve e-commerce sales through the Teledyne online store for select products.
- Application Engineering Services: Turnkey solution engineering services for custom gas detection installations.
Go-to-market motion1 record
Distribution channels3 records
Marketing channels6 records
Gas Measurement Instruments product offering
Product offeringCore offering
Teledyne Gas and Flame Detection designs, manufactures, and sells fixed-point and portable gas detectors, fixed flame detectors, controllers and alarms, personal safety gas monitors, and wireless area gas detection beacons for industrial workplace safety. The company brings together over 100 years of combined heritage from the Detcon, Oldham Simtronics, and GMI brands, and complements its hardware with Application Engineering turnkey installation services.
Product overview
Teledyne Gas and Flame Detection offers a comprehensive portfolio of gas detection products brought together from acquired brands Detcon, Oldham Simtronics, and GMI. The product portfolio includes fixed-point and portable gas detectors and controllers, organized into six main product categories: Controllers and Alarms (including MX-43), Fixed Gas Detectors (700 series), Fixed Flame Detectors (including Spyglass and GD10 infrared detectors), Portable Gas Measurement Devices (GS700), Personal Safety Gas Monitors (PS-200, PS DUO), and Area Gas Detectors & Wireless Solutions. These products serve industrial applications across oil and gas, transportation, steel, hydrogen, energy, water/waste, confined spaces, and other sectors requiring hazardous gas and flame detection for workplace safety.
Differentiator
Problem solved
Functional benefit
Brands
- Detcon: Fixed and portable gas detection products from the Detcon brand portfolio
- Oldham Simtronics
- GMI
- MethaSense
- PS Series
- 700 Series
- GS700
- GD10
Products and services
- Fixed Gas Detectors Reliable and efficient fixed gas detectors designed for industry and service sector professionals to continuously monitor hazardous gases in industrial environments.
- Fixed Flame Detectors High-performance flame detection solutions designed to precisely meet the needs of demanding industrial professionals, including the Spyglass flame detector.
- Portable Gas Measurement Devices Portable detectors including the GS700 portable gas leak detector designed to identify gas leaks and alert users to potential hazards in industrial settings.
- Personal Safety Gas Monitors Dependable portable personal safety gas detection solutions for protecting staff from hazardous gas exposure, including the PS-200 personal safety monitor and PS DUO.
- Controllers and Alarms High-performance Teledyne Gas and Flame Detection controllers and alarms compatible with gas detectors, including the MX-43 controller, for monitoring and alerting in industrial environments.
- Area Gas Detectors and Wireless Solutions Wireless gas detection beacons with durable and versatile monitoring capabilities suitable for a wide range of industries including refineries and pharmaceutical production.
- PS DUO Personal Safety Gas Monitor Personal safety gas monitor with advanced detection capabilities for worker protection in hazardous environments.
- MethaSense Methane Detection and Monitoring Series Methane detection and monitoring series covering all applications, supporting industrial methane compliance, leak reduction, and greenhouse gas monitoring.
- GD10 Infrared Gas Detector Infrared gas detector featuring early dirty optics warning to maintain detection accuracy and reliable flame and gas detection.
- Application Engineering Turnkey Solutions Turnkey solution engineering services for custom gas detection installations, bundling Teledyne hardware with custom design and implementation support for industrial customers.
Quantifiable outcome
- Workplace safety enabled across refineries, pharmaceutical production, and diverse industrial sectors globally
Companies that use Gas Measurement Instruments
Customer profileSegments13 records
Ideal customer profiles5 records
Gas Measurement Instruments technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Gas Measurement Instruments partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Southern Cross (Sparus Company)coreTeledyne GMI announced a strategic partnership with Southern Cross, a Sparus Company, to support the U.S. gas utilities market. This partnership extends distribution reach into the U.S. gas utilities segment, leveraging Southern Cross's market position as a channel partner for Teledyne GMI products.
Scale indicators2 records
Recent moves6 records
Expansion highlights6 records
Gas Measurement Instruments competitors and assessment
Company assessmentDirect peers
- Sensidyne: US distributor and manufacturer of fixed and portable gas detection equipment (including Bacharach and Ion Science brands) competing in similar industrial and environmental safety applications.
- Industrial Scientific: Pure-play gas detection specialist with the Ventis Pro and Radius BZ1 wireless area monitors, directly overlapping with Teledyne's portable and wireless area detection products.
- Crowcon Detection Instruments: UK-based gas detection manufacturer (part of Halma) with portable and fixed detectors sold into oil & gas, utilities, and confined-space applications — closely comparable to Teledyne's GMI and Oldham Simtronics lines.
- Dräger: German safety and medical technology company offering the X-am and Polytron families of portable and fixed gas detectors with overlapping applications in oil & gas, chemical, and confined-space safety.
- MSA Safety: Global safety equipment manufacturer with a leading portfolio of fixed and portable gas detectors (e.g., Altair, Ultima XE) competing head-to-head with Teledyne GFD across oil & gas, fire service, and industrial safety markets.
- RKI Instruments: Specialty gas detection manufacturer offering fixed and portable monitors with strong presence in refineries and utilities, overlapping with Teledyne's Detcon and GMI product lines.
- Bacharach: Combustion and gas detection specialist focused on HVAC, refrigeration, and food service leak detection, comparable to Teledyne's portable gas measurement and food & beverage segment offerings.
- Honeywell (Honeywell Analytics / RAE Systems): Industrial safety division covering the RAE Systems portable and analytics fixed gas detection lines, competing directly with Teledyne GFD across refining, petrochemical, and HazMat response markets.
Broad incumbents
- AMETEK: Diversified industrial instrumentation conglomerate whose Process & Analytical Instruments division includes gas and flame detection technologies, overlapping with Teledyne GFD's broader safety instrumentation portfolio.
- Emerson (Rosemount / Net Safety): Industrial automation leader whose Net Safety and analytical brands supply fixed gas and flame detection systems to oil & gas and process industries, overlapping meaningfully with Teledyne GFD's fixed detection business.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Gas Measurement Instruments social profiles
Digital presenceGas Measurement Instruments financial estimates
Financial estimateRevenue estimate
Valuation estimate
Gas Measurement Instruments leadership team
Management profileNumber of profiles
Gas Measurement Instruments funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Gas Measurement Instruments M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Gas Measurement Instruments
What does Gas Measurement Instruments do?
Teledyne Gas and Flame Detection designs, manufactures, and sells fixed-point and portable gas detectors, fixed flame detectors, controllers and alarms, personal safety gas monitors, and wireless area gas detection beacons for industrial workplace safety. The company brings together over 100 years of combined heritage from the Detcon, Oldham Simtronics, and GMI brands, and complements its hardware with Application Engineering turnkey installation services.
Is Gas Measurement Instruments a public or private company?
Gas Measurement Instruments is a private company. It is classified as corporate owned and is currently operating.
When was Gas Measurement Instruments founded?
Gas Measurement Instruments was founded in 1900. It employs 51 to 100 people.
Where is Gas Measurement Instruments based?
Gas Measurement Instruments is headquartered in Renfrew, United Kingdom, in the Europe region.
How does Gas Measurement Instruments make money?
Five revenue lines are on record. Fixed Gas and Flame Detectors are the primary driver. The others are portable Gas Detectors and Measurement Devices, controllers and Alarms, online Store Sales and application Engineering Services.
Who are Gas Measurement Instruments's main competitors?
Direct peers on record are Sensidyne, Industrial Scientific, Crowcon Detection Instruments, Dräger, MSA Safety, RKI Instruments, Bacharach and Honeywell (Honeywell Analytics / RAE Systems). Broad incumbents are AMETEK and Emerson (Rosemount / Net Safety).
Does Gas Measurement Instruments have an API?
No public API is recorded for Gas Measurement Instruments.
What industry is Gas Measurement Instruments in?
Gas Measurement Instruments's product category is Industrial Gas Detection Equipment. Its primary akta.pro industry code is EUAJADAB, Fixed Gas Detection & Continuous Monitoring (Sensors/IoT/Telemetry), with a secondary code of EUAJAKAM, Remote Monitoring/Telemetry for Regulators & Meter Stations (RTUs, Sensors). Its NAICS code is 334512 and its SIC code is 3823.