Heffley Engineering Services
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Heffley Engineering Services
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Heffley Engineering Services

Heffley Engineering ServicesHeffley Engineering ServicesHeffley Engineering Services

Heffley are a Multi Discipline, Industrial EC&I 

Design, Test and Thermographic Surveying

Company formed in 2022.

07385 582449
support@heffley.co.uk

Heffley Engineering Services

Heffley Engineering ServicesHeffley Engineering ServicesHeffley Engineering Services

Heffley are a Multi Discipline, Industrial EC&I 

Design, Test and Thermographic Surveying

Company formed in 2022.

07385 582449
support@heffley.co.uk

Main Services

What We Do

We specialise in developing and delivering capital and special revenue projects including detailed EC&I project design, thermographic surveying, cable calculations and development in engineering, manufacturing and technology, in Electrical, Controls and Instrumentation disciplines

Electrical, Controls & Instrumentation - Detailed Design & Engineering

Control Panel & LV/MV Switchboard design and specification, including PLC Hardware, Transformers and VSD's. Production and approval of technical engineering documentation to include SLD's, P&ID's, Schematics, Equipment Schedules, Cable Schedules, Panel Layout drawings, Data Sheets and Controls Integration. 


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Infrared Thermography Electrical Inspection: Thermographic Survey & Report Services


Temperature measurement and analysis of Electrical Components, Control Panels, Distributions Boards, VSD's, MCC's, Transformers and Switchgear. We can also identify System Faults and provide remedial quotes, if necessary, for a qualified Electrical Engineer to rectify Report findings on site.


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Cable Calculations - Electrical & Instrumentation

  

By use of Trimble and Modecsoft ElectricalOM Software, Heffley Engineering Services can assist you in determining and selecting the most appropriate cable size for your installation, ensuring full compliance with BS 7671: 2018 + A2:2022 and IEC 60364 Regulations.


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CAD & EPLAN Site Technical Drawings

 Specialists in 2D and 3D CAD drawing production in CAD Design services in Electrical, Instrumentation, Process, Layout and Mechanical disciplines. Highly skilled in Eplan Electric P8. 


TECHNICAL DRAWINGS

ATEX Instrumentation & Controls

ATEX Instrumentation & Controls

With extensive knowledge of BS7671 18th Edition Wiring Regulations, ATEX Regulations and COMAH sites, we provide Detailed Design of Instrumentation requirements to include Instrumentation and Valve Specification, Cable Schedules, IO Schedules, IS Calculations, Loop and Interconnection Diagrams, Site Layout Drawings and P&ID's.


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Our Clients

About our company

We are an multi discipline engineering services company, providing innovative engineering solutions for businesses across Europe. 

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Contact us

If you have any questions, please reach out. We look forward to hearing from you and for the opportunity to build a long-lasting relationship.

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Copyright © 2025 Heffley Ltd 

Trading as Heffley Engineering Services - All Rights Reserved.

VAT No: 402634041

Company No: 13849065

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