FIELDWELL LTD

What FIELDWELL LTD does

Fieldwell Energy Services Ltd is a UK-based HVAC controls and electrical installation contractor founded in 1991 and headquartered in Heanor, East Midlands. The company designs, manufactures, supplies, installs, commissions, repairs, and tests bespoke control panels for heating and ventilation systems in commercial properties, operating with a small workforce of 1-10 employees that collectively holds over 60 years of trade experience. Its service offering spans the full lifecycle from initial design through ongoing maintenance, and it is accredited as a NICEIC approved contractor, CHAS accredited, and a member of the Electrical Certification Scheme. Customer work centers on UK public-sector and commercial properties including schools, healthcare facilities, council buildings, leisure centres, emergency services buildings, water treatment works, and retail/industrial sites, with named deployments including Derbyshire and Nottinghamshire schools, MHA Care Homes, Nottingham Council, and Nottingham Castle.

The company's core technology stack rests on three partner-based platforms: NeOSS building management controllers (freely programmable with embedded web servers, dynamic plant graphics, data logging, alarm management, occupancy profiles, and event scheduling), Coster controls (automation, thermoregulation, and climate control), and an internally developed EES Heating Control System with gas interlock capabilities. Fieldwell holds qualified partner status with NeOSS and Technical Systems Partner status with Coster, positioning it as a regional UK installer and integrator for those platforms. The company also operates in-house laser and rotary engraving services for control panel labels and signs, serving both internal production needs and external third-party customers across materials including acrylic, metal, laminate, and stone.

Fieldwell's business model is project-based and quote-driven, with no publicly disclosed pricing. Revenue derives from custom control panel design and manufacturing (treated as a one-off license-equivalent sale), installation and maintenance services (professional services revenue including breakdown, repair, and NICEIC-certified testing), and engraving services (professional services to third parties). Go-to-market is enterprise field sales with direct service delivery across the UK from the East Midlands base, supported by a minimal digital presence consisting of a website with downloadable product documentation and a contact form, plus Facebook sharing capability. The firm does not advertise, run digital campaigns, or operate any mobile app, indicating reliance on direct relationships, referrals, and procurement processes rather than demand generation.

Name

FIELDWELL LTD

Legal name

Fieldwell Energy Services Ltd

Website

https://fieldwell-energy-services.co.uk

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

1–10 employees

Short description

Fieldwell Energy Services Ltd is a UK-based HVAC controls and electrical installation contractor that designs, manufactures, installs, and maintains bespoke control panels for commercial properties, serving schools, healthcare, council, and industrial clients nationwide.

Ownership category

akta.pro rank

Product category

HVAC Controls and Electrical Installation Services

NAICS

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Auto Controls For Regulating Residential & Comml Environments (3822)

akta.pro primary industry

Building Thermal Controls & Building Management Systems (HVAC BMS) (IMAHAKAK)

akta.pro secondary industries

HVAC Controls & Optimization (Smart Thermostats, VAV, Chillers/Boilers Controls) (BPABAGAB), HVAC Service, Maintenance & Repair (BPABACAA)

Keywords

• HVAC control systems
• Building management systems
• Electrical installation services
• Bespoke control panels
• HVAC maintenance services

Headquarters

HQ city

Adams

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Custom Control Panel Design and Manufacturing: Design, build and install custom panels to individual client needs for commercial properties
2. Installation and Maintenance Services: Installation and maintenance of HVAC control systems, breakdown and repairs, testing as NICEIC approved contractor
3. Engraving Services: In-house laser and rotary engraving services for panels, labels and signs for own use and third parties

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Fieldwell Energy Services designs, manufactures, supplies, installs, commissions, repairs, and tests bespoke control panels and associated controls for HVAC and ventilation needs in commercial properties. Its portfolio includes NeOSS and OSS building management controllers, the EES heating control system with gas interlock, and Coster climate controls, delivered alongside in-house laser and rotary engraving services for panel labels and signs across the United Kingdom.

Product overview

Fieldwell Energy Services Ltd is a HVAC Controls and Electrical Installation Company offering a portfolio of building management and control solutions. The core offerings include NeOSS Controls (freely programmable building management controllers with embedded web servers), EES Control System (heating control with gas interlock), and OSS Control System. As a Technical Systems Partner of Coster, they also implement Coster controls for climate and HVAC automation. The company designs and manufactures custom control panels tailored to individual client needs and provides in-house engraving services for panel labels and signs. All products are supported by installation, commissioning, maintenance, and repair services.

Differentiator

Problem solved

Functional benefit

Products and services

• NeOSS Controls Freely programmable building management controllers featuring an embedded web server capable of delivering dynamic plant graphics, data logging, alarm management, occupancy time profiles and event scheduling, used for commercial building management.
• OSS Control System Building control system offered as part of the NeOSS portfolio with downloadable product documentation, installed by Fieldwell as a qualified NeOSS partner.
• EES Control System Heating Control System with Gas interlock capabilities installed at schools and other commercial buildings throughout Derbyshire, Nottinghamshire, and nationwide.
• Coster Controls Complete solution for automation, thermoregulation and control of air conditioning, heating and climate control systems, delivered by Fieldwell as a Technical Systems Partner of Coster.
• Custom Control Panels Bespoke control panels designed, built and installed to individual client needs for commercial properties including educational buildings, public/council properties, leisure facilities, residential homes, banks, and factories.
• Engraving Services Laser and rotary engraving services for control panel labels and signs, performed in-house using various materials including acrylic, metal-coated switchplates, laminate, and thermal links, for both own use and third parties.
• HVAC Control System Installation, Commissioning, Repair and Testing Services End-to-end professional services covering installation, commissioning, breakdown, repairs, and testing of HVAC control systems, delivered by a NICEIC-approved contractor across commercial properties.

Named customers4 records

Segments7 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered core.

• NeOSScoreTechnology or IntegrationFieldwell Energy Services is a qualified partner with NeOSS building management controllers. NeOSS provides the latest advancement in building controls technology with freely programmable controllers featuring embedded web servers, dynamic plant graphics, data logging, alarm management, occupancy time profiles and event scheduling capabilities.
• CostercoreTechnology or IntegrationFieldwell Energy Services is a Technical Systems Partner of Coster. Coster controls offer a complete solution for the automation, thermoregulation and control of air conditioning, heating and climate control systems.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Cylon Controls (ABB): Specialist BMS and HVAC controls provider (now part of ABB) with a strong UK and European public-sector footprint; competes with Fieldwell for the same school, healthcare, and council BMS upgrade work.
• Trend Control Systems: UK-based building management systems specialist (part of Honeywell), providing BMS controllers, integration, and services for commercial and public-sector buildings — directly comparable to Fieldwell's NeOSS/Coster-based BMS delivery model.
• Distech Controls: Independent BMS controller and integration specialist (now part of Acuity Brands) competing with NeOSS-class platforms in mid-market commercial buildings across Europe.
• Belimo: Manufacturer of HVAC field devices (actuators, valves, sensors) commonly integrated into BMS control panels like those Fieldwell builds; a comparable technology-layer peer in the same value chain.

Broad incumbents

• Honeywell Building Technologies: Global incumbent in BMS, HVAC controls, and energy management (parent of Trend Controls); overlaps with Fieldwell across enterprise-scale BMS deployments and sets the competitive benchmark in UK public-sector tenders.
• Siemens Smart Infrastructure: Major BMS and building automation incumbent (Desigo CC) competing for large UK public-sector and commercial BMS contracts alongside smaller specialists like Fieldwell.
• Johnson Controls: Global BMS and HVAC controls incumbent (Metasys) providing end-to-end controls and services that compete with Fieldwell's bespoke panel-and-BMS offering at the upper end of UK commercial work.
• Schneider Electric (EcoStruxure): Global BMS and energy management incumbent whose EcoStruxure Building Operation platform competes with NeOSS-class controllers; comparable at the integration, services, and panel-build layer where Fieldwell operates.

Regional players

• Priva: Dutch-headquartered BMS and climate-control specialist serving Northern European commercial and public-sector buildings; comparable offering in HVAC automation and control panel integration, with limited direct UK overlap.

Others

• Coster Group: Italian HVAC automation and thermoregulation technology provider of which Fieldwell is a Technical Systems Partner; included as a technology upstream/peer rather than direct channel competitor.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/fieldwell-energy-services-ltd

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

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 FIELDWELL LTD