What Stanhope-Seta does

Stanhope-Seta is a UK-based, family-owned designer and manufacturer of laboratory test instruments founded in 1940 (firmographic listing references 1938, but multiple company sources state 1940), headquartered in Chertsey, Surrey, with a second manufacturing facility in Byfleet acquired in 2025. The company's core technology portfolio covers fuel and petroleum quality control instrumentation, including flash point testers (Setaflash CCC, Cleveland C-92, PM-93 Pensky-Martens), particle counters (AvCount3, AvCountHV, AvCount Lite), vapour pressure analysers (SetaVap4), water separation instruments (WSI), cetane number analysers (AFIDA using a patented constant volume combustion chamber), and specialised jet fuel instruments (JetDC, FIJI for FAME). Supporting the hardware is a recurring revenue layer of ISO 17025 and ISO 17034 accredited Certified Reference Materials, bi-annual and quarterly Proficiency Testing Schemes (IP 570 PTS, Jet A-1 PTS), and technical training/service.

The company serves refineries, test houses, aviation fuel laboratories, marine fuel suppliers, automotive diesel manufacturers, and Sustainable Aviation Fuel producers across more than 120 countries, with dedicated regional offices in Malaysia and South Africa and new distributor partnerships in Qatar and the UAE. Revenue is generated primarily through one-time hardware sales supplemented by recurring consumable (CRM and PTS membership) revenue and professional services. The business operates via an enterprise sales-led motion with quote-based pricing, an authorized distributor channel network, and strong event-driven engagement at industry conferences such as Arablab and ASTM D02.J Aviation Fuel Committee meetings. Five Royal Awards (Queen's Awards 2012/2014/2019/2022, King's Award 2025) and active participation in international standards committees (ASTM, BSI, ISO, CEN, IATA) reinforce a strong regulatory and brand moat in fuel testing.

Name

Stanhope-Seta

Legal name

Stanhope-Seta Ltd

Website

https://stanhope-seta.co.uk

Company type

Private

Founded year

1940

Operating status

Operating

Headcount range

51–100 employees

Short description

Stanhope-Seta is a UK-based, family-owned manufacturer of laboratory test instruments for fuel and petroleum quality control, serving refineries, aviation fuel laboratories, marine and automotive fuel producers, and Sustainable Aviation Fuel developers across more than 120 countries through direct sales and an authorised distributor network.

Ownership category

akta.pro rank

Headquarters

HQ city

Chertsey

HQ country

United Kingdom

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Operations, Personnel, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Laboratory Testing Instruments: Design and manufacture of laboratory test instruments for quality control applications, including flash point testers, vapor pressure analysers, particle counters, cetane number analysers, water separation instruments, and jet fuel testing equipment. Primarily one-time hardware sales with associated accessories and spares.
2. Certified Reference Materials (CRMs): ISO 17034 accredited Certified Reference Materials sold alongside instruments for calibration, verification, and quality control. Includes single-use consumables such as filters, beakers, and verification fluids. Provides recurring revenue through consumable replenishment.
3. Proficiency Testing Services: Quarterly and bi-annual proficiency testing schemes (IP 570 PTS for H2S, Jet A-1 PTS for aviation fuel) providing inter-laboratory comparison services. Membership-based recurring revenue model supporting ISO 17025 accreditation.
4. Technical Training and Service Support: Technical support, training workshops (both in the UK and abroad), and calibration services. Supports global partner network and end-user customers with installation, commissioning, and ongoing maintenance.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels7 records

Core offering

Stanhope-Seta designs and manufactures laboratory test instruments for quality control of fuels, petroleum products, aviation fuels, lubricants and industrial materials. Its portfolio includes flash point testers, particle counters, vapour pressure analysers, water separation instruments, cetane number analysers, FAME detectors, H2S analysers, corrosion baths and density/permittivity instruments, supported by ISO 17025/17034 accredited Certified Reference Materials and proficiency testing schemes.

Product overview

Stanhope-Seta is a UK-based designer and manufacturer of laboratory test instruments for quality control applications. Their product portfolio consists of specialized analytical instruments for testing fuels, petroleum products, aviation fuels, lubricants, and industrial materials. The core instruments include flash point testers (Setaflash, Cleveland, Pensky-Martens), particle counters (AvCount series), vapour pressure analysers (SetaVap), water separation instruments (WSI), cetane number analysers (AFIDA), and specialty instruments for FAME, H2S, density, and corrosion testing. Supporting the instruments is a comprehensive range of Certified Reference Materials (CRMs) produced under ISO 17025 and ISO 17034 accreditation, proficiency testing schemes, and calibration/verification materials. The company exports to over 120 countries with a worldwide partner network.

Differentiator

Problem solved

Functional benefit

Products and services

• Seta Cleveland C-92 Flash Point Tester 35300-0

Quantifiable outcome

• Test time under 2 minutes for small scale flash point testing (vs. 20+ minutes for Pensky-Martens)
• +4 more outcomes

Named customers5 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration2 records

Feature8 records

Partnerships

Five partnerships are on record, tiered core and minor.

• Petro-Emphor Co W L L (subsidiary of Centena Group)coreChannel Partner/ Reseller/ Distributor · 29 April 2026Petro-Emphor Co W L L, a subsidiary of Centena Group, has been appointed as the authorized distributor for Stanhope-Seta's complete range of laboratory test instruments and quality control solutions in Qatar. The partnership establishes Petro-Emphor as the sole local channel for analytical instruments used in fuel safety, regulatory compliance, and performance testing across oil and gas, petrochemicals, marine fuel, refinery laboratories, aviation fuel operations, and research institutions. The appointment aligns with Qatar's energy security strengthening and QatarEnergy's planned output capacity expansion to 142 million tonnes per annum by 2030.
• BDHminorChannel Partner/ Reseller/ DistributorBDH serves as Stanhope-Seta's UAE representative and provided support during Arablab 2025 exhibition in Dubai.
• GASP Motor ProjectminorOthersGASP Motor Project is a charity providing hands-on learning in basic motor mechanics and engineering for young people aged 14-19 at risk of disengaging from mainstream education. Stanhope-Seta hosts six students for four-week placement programmes and presents awards at GASP events. The partnership supports STEM education and community outreach.
• Brooklands Innovation AcademyminorOthersStanhope-Seta is a proud sponsor of the Brooklands Innovation Academy, which creates inspirational STEM experiences for young people. Company representatives attended STEM events at Brooklands Museum in Surrey demonstrating particle counter and fuel testing instruments.
• ACS International SchoolsminorOthersStanhope-Seta participated as an exhibitor in a STEAM event at Thorpe Park hosted by ACS International Schools, engaging 10,000 students from over 80 schools. The company ran workshops on sustainable fuels and flash point testing.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Petroleum Analyzer Company (PAC): PAC designs and manufactures laboratory and process analyzers for petroleum testing, including flash point, distillation, and sulfur analyzers. Closely comparable product portfolio to Stanhope-Seta, with overlapping customer base of refineries, test houses, and fuel laboratories globally.
• Spectro Scientific (AMETEK): Spectro Scientific (part of AMETEK) provides fluid and fuel analysis instruments including particle counters and wear debris analyzers. Overlaps with Stanhope-Seta's AvCount particle counter range in aviation, marine, and lubricant condition monitoring applications.
• AMETEK Petrolab: AMETEK Petrolab (now under Grabner/AMETEK) supplies distillation, flash point, and oxidation stability instruments for petroleum labs. Direct competitor to Stanhope-Seta's flash point and oxidation product families.
• Koehler Instrument Company: Koehler Instrument manufactures petroleum testing equipment including flash point, viscosity, and distillation instruments compliant with ASTM standards. A direct competitor to Stanhope-Seta in fuel quality control laboratories across the petroleum, lubricant and biofuel sectors.
• Grabner Instruments (AMETEK): Grabner Instruments, owned by AMETEK, manufactures automated fuel testing instruments including flash point testers and vapor pressure analyzers. Directly competes with Stanhope-Seta in Setaflash and SetaVap product categories, serving petroleum refineries and fuel testing laboratories.
• ERALYTICS: ERALYTICS manufactures portable and benchtop FTIR analyzers for fuel analysis, including FAME content in diesel and jet fuel. Directly competes with Stanhope-Seta's FIJI instruments in the biodiesel blending and aviation fuel testing markets.

Broad incumbents

• Agilent Technologies: Agilent manufactures high-end analytical laboratory instruments (GC, LC, mass spectrometers) used in petroleum characterization, environmental testing, and chemical QC. Adjacent rather than directly competitive but shares the same fuel testing laboratory customers and could expand into Stanhope-Seta's niches.
• Anton Paar: Anton Paar produces a wide range of laboratory instruments for density, viscosity, flash point and rheology measurements used in petroleum, beverage and pharmaceutical QC. A broader incumbent with overlapping density and viscosity product lines against Stanhope-Seta's SetaVap and density instruments.
• Emerson Process Management (Rosemount): Emerson's analytical division supplies industrial process and laboratory analyzers for petroleum, refinery and chemical applications. A broad incumbent whose analyzer portfolio overlaps with Stanhope-Seta's petroleum testing instruments, though primarily positioned for in-line process rather than benchtop QC.

Emerging players

• Reagex Diagnostics (Reagecon): Reagecon manufactures Certified Reference Materials and calibration standards for analytical laboratories across food, environmental, and petroleum testing. Comparable to Stanhope-Seta's CRM business under ISO 17034 accreditation, particularly in petroleum, flash point and density reference materials.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/user/StanhopeSeta1
• Xx.com/StanhopeSeta
• Facebookfacebook.com/Stanhope-Seta-216475095505031
• LinkedInlinkedin.com/company/stanhope-seta

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Stanhope-Seta