What Campbell Associates does

Campbell Associates Ltd is a UK-based, family-led specialist distributor and service provider of environmental monitoring equipment, founded in 1998/1999 and headquartered in Great Dunmow, Essex. The company distributes noise, vibration, dust, air quality, and movement monitoring hardware — including its own MCERTS-certified SiteSens multi-parameter monitor, the SoundExpert Class 1 noise nuisance recorder, RockSens vibration monitors, and the TOTALSENS NVD integrated platform — alongside proprietary and distributed software (Sonitus Cloud, Cadna Suite). It operates as the authorized UK distributor for DataKustik (CadnaA/CadnaB/CadnaR), Larson Davis, and Sonitus Systems, giving it a near-unique bundle of internationally recognised product lines in the UK compliance market.

The company monetises through four streams: one-time hardware sales, short- and long-term equipment hire (a recurring rental fleet including site monitoring, off-grid power, environmental meters, and occupational health instruments), subscription access to Sonitus Cloud and Cadna software, and professional services spanning in-house UKAS-accredited calibration, SSIP-accredited nationwide installation, and field engineering. Pricing is quote-based and not publicly disclosed; billing cadences range from one-time purchase to monthly hire and software subscriptions. Its core go-to-market is direct enterprise sales supported by events, training seminars, technical content, and its authorised-distribution channel relationships, targeting construction and infrastructure, environmental health and local authorities, aerospace, defence, occupational health, and military/shooting-range customers.

Operationally the firm reports 4,605+ active monitors deployed across customer sites, 116,783+ units calibrated cumulatively, and 3,697+ completed projects over 25+ years. Named customers include BAE Systems, National Grid, Jaguar Land Rover, Skanska, Jacobs, WSP, British Land, and the Environment Agency. The firm is privately held with no disclosed external investment, led by Ian Campbell (Honorary Fellow of the Institute of Acoustics), and operates solely in the United Kingdom.

Name

Campbell Associates

Legal name

Campbell Associates Ltd

Website

https://campbell-associates.co.uk

Company type

Private

Founded year

1998

Operating status

Operating

Headcount range

11–50 employees

Short description

Campbell Associates Ltd is a UK-based specialist distributor and service provider of noise, vibration, dust, and air quality monitoring equipment and software, serving enterprise customers in construction, infrastructure, aerospace, defence, and government with hardware sales, hire, UKAS calibration, and cloud monitoring subscriptions.

Ownership category

akta.pro rank

Headquarters

HQ city

Great Dunmow

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Environmental Monitoring Equipment Sales: Sale of monitoring hardware including noise meters, vibration monitors, dust monitors, air quality sensors, and accessories. Equipment is available for both purchase and hire.
2. Equipment Hire Services: Short and long-term rental of environmental monitoring equipment including site monitoring, off-grid power solutions, environmental meters, and occupational health equipment.
3. Software Subscriptions: Subscription-based access to Sonitus Cloud platform for remote monitoring, data management, and analysis.
4. Calibration Services: UKAS-accredited calibration services for noise and vibration instruments, including collection and certificate delivery.
5. Installation and Field Services: Nationwide on-site installation, servicing, and expert technical support.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels4 records

Core offering

Campbell Associates is a UK distributor and technical service provider of environmental monitoring equipment for noise, vibration, dust, air quality, and weather measurement. The company sells and rents MCERTS-certified monitors (SiteSens, SoundExpert, RockSens, TOTALSENS NVD, Ranger), distributes DataKustik's Cadna Suite noise prediction software (CadnaA, CadnaB, CadnaR) and Larson Davis precision instruments, and runs the proprietary Sonitus Cloud data management platform, all supported by in-house UKAS-accredited calibration and nationwide SSIP-accredited installation services.

Product overview

Campbell Associates is a UK-based environmental monitoring company offering a portfolio of hardware monitoring devices and software solutions. Their hardware portfolio includes SiteSens (noise, dust & weather monitor), SoundExpert Class 1 noise recorders, RockSens vibration monitors, Ranger handheld air quality devices, TOTALSENS NVD integrated monitors, and Solar PowerHub S600 off-grid power solutions. Their software offerings consist of Sonitus Cloud (their proprietary cloud-based remote monitoring and data management platform) combined with distributed Cadna Suite software (CadnaA for environmental noise prediction, CadnaB for building acoustics planning, and CadnaR for room acoustics analysis) from DataKustik, plus G4 LD and LD Atlas mobile app for Larson Davis device management. The company operates on a hire-or-buy model with UK-stocked equipment for next-day delivery, supported by in-house UKAS calibration services and nationwide installation.

Differentiator

Problem solved

Functional benefit

Brands

• Sonitus Cloud: Cloud-based remote monitoring platform for noise, vibration, dust, and air quality data management and real-time access.

Products and services

• SiteSens Noise, Dust & Weather Monitor MCERTS certified environmental monitor measuring noise, dust (PM10, PM2.5) and weather parameters with cloud connectivity for construction and environmental monitoring customers.
• SoundExpert NNR Class 1 Noise Nuisance Recorder Class 1 noise nuisance recorder designed for compliance with BS5228 standards, distributed from Larson Davis for occupational health and noise nuisance applications.
• RockSens Vibration Monitor BS5228-compliant solar-powered vibration monitoring system for construction and environmental vibration monitoring applications.
• Ranger Handheld Air Quality Monitor Handheld device measuring PM10, PM2.5, VOC and gases with CadnaB data integration for occupational and environmental air quality analysis.
• TOTALSENS NVD Integrated Monitor Integrated noise, vibration, dust and weather monitoring solution combining multiple measurement capabilities in a single device for site monitoring customers.
• Solar PowerHub S600 Solar-powered charging system with 460 Ah capacity providing off-grid power for monitoring equipment in remote locations.
• Sonitus Cloud Platform Proprietary cloud-based remote monitoring platform offering automatic data uploads, real-time access and data management across noise, vibration, cracks and air quality monitoring devices.
• CadnaA Environmental Noise Prediction Software Distributed from DataKustik for environmental noise mapping and modelling to support planning, compliance and design decisions worldwide.
• CadnaB Building Acoustics Planning System Distributed from DataKustik for indoor sound propagation and building acoustics performance modelling, used by architects and acousticians.
• CadnaR Prediction of Sound Inside Rooms Distributed from DataKustik for indoor sound behaviour analysis, used to optimise acoustics in offices, classrooms, studios and similar environments.
• G4 LD Utility Software Distributed from Larson Davis for managing, analysing and exporting data from Larson Davis monitoring equipment.
• LD Atlas Larson Davis Mobile App Mobile application for accessing real-time data, checking device status and controlling Larson Davis monitoring devices from smartphone or tablet.
• UKAS-Accredited Calibration Services In-house UKAS-accredited calibration of noise and vibration measurement equipment with collection and certificate delivery for compliance-driven customers.
• Equipment Hire Service Short and long-term hire of site monitoring, off-grid power, environmental meters and occupational health equipment, with UK-stocked inventory and next-day delivery.
• Nationwide Installation and Field Services SSIP-accredited nationwide on-site installation, servicing and technical support for environmental monitoring equipment.

Quantifiable outcome

• Over 3,697 projects completed
• +2 more outcomes

Named customers8 records

Segments5 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

Three partnerships are on record, tiered core.

• DataKustikcoreChannel Partner/ Reseller/ DistributorOfficial UK distributor for DataKustik's Cadna Suite software including CadnaA (environmental noise prediction), CadnaB (building acoustics planning), and CadnaR (indoor sound analysis). Provides access to world-leading noise modelling and prediction tools for UK customers.
• Larson DaviscoreChannel Partner/ Reseller/ DistributorOfficial UK distributor for Larson Davis products including SoundExpert noise nuisance recorders, G4 LD utility software, and LD Atlas mobile application. Provides Class 1 precision noise monitoring equipment to the UK market.
• Sonitus SystemscoreChannel Partner/ Reseller/ DistributorOfficial UK distributor for Sonitus Systems products including Sonitus Cloud platform and related monitoring hardware. Partnership enables cloud-connected environmental monitoring solutions for UK customers.

Scale indicators4 records

Recent moves1 record

Expansion highlights5 records

Direct peers

• Casella (Ideal Industries): UK-based manufacturer and supplier of noise, vibration, dust, and air-quality monitoring instruments. Closely comparable product portfolio, target customers (construction, occupational health, environmental health officers), and go-to-market in the UK.
• Cirrus Research: UK specialist in noise measurement instruments, sound level meters, and environmental noise monitoring solutions. Direct competitor in Class 1 noise monitoring and occupational/environmental health applications.
• Svantek: Manufacturer of professional noise, vibration, and environmental monitoring instruments with strong presence in construction and occupational health. Competes head-to-head in Class 1 sound meters and connected monitoring.
• Norsonic: Norwegian manufacturer of sound measurement instruments, building acoustics and environmental noise solutions. Comparable in Class 1 sound level meters, building/room acoustics software, and environmental monitoring applications.
• PCB Piezotronics (MTS Systems): Manufacturer of vibration, acoustic, pressure, force, and shock sensors plus monitoring systems. Directly comparable on the vibration monitoring side of Campbell's portfolio (e.g., RockSens).

Broad incumbents

• Brüel & Kjær (HBK – Hottinger Brüel & Kjær): Global leader in sound and vibration measurement instrumentation and software. Overlaps with Campbell Associates on Class 1 sound level meters, vibration monitoring, and noise prediction/modelling software.
• ACOEM (01dB, ECOTECH, Brüel & Kjær environmental brands): Environmental monitoring group offering noise, vibration, air quality and meteorological instruments with cloud platforms. Broad incumbent in environmental and occupational monitoring overlapping Campbell's offering.
• SKF Condition Monitoring: Industrial condition and vibration monitoring leader. While primarily focused on rotating machinery, it overlaps with Campbell's vibration monitoring and structural health applications.

Emerging players

• Sigicom: Swedish provider of remote construction and infrastructure monitoring solutions for noise, vibration, and dust. Comparable connected-monitoring value proposition aimed at construction and civil engineering customers.

Others

• DataKustik (Cadna): Vendor of the Cadna Suite (CadnaA, CadnaB, CadnaR) noise mapping and acoustics software that Campbell distributes in the UK. Comparable as a strategic partner and a global peer in environmental noise modelling.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/campbellassocs
• LinkedInlinkedin.com/company/campbell-associates-limited

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Campbell Associates