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Business Details
19 Years
experience
Your Trusted Electrical Partner for Complex Infrastructure Projects
Established in 2007, MCBS has built a reputation as a trusted electrical contractor delivering complex infrastructure projects for public and private sector clients. Our approach combines traditional values with innovative solutions, focusing on understanding client needs, designing future-proof electrical systems, and implementing them with precision. We collaborate closely with power network suppliers to ensure seamless project delivery, from initial consultation to commissioning. Our commitment to quality is reflected in our use of advanced technology, skilled workforce, and adherence to industry standards.

With over 850 successfully completed projects, we pride ourselves on reliability, expertise, and a client-centric ethos that prioritises safety and sustainability. Our in-house training academy ensures continuous professional development, while our culture of collaboration and accountability has earned recognition, including finalist status at the Business Culture Awards for two consecutive years. We serve clients across Essex, London, and surrounding regions, specialising in healthcare, education, and commercial infrastructure projects.
Services
Electrical Design Power Distribution Lighting Installations Safety Systems Infrastructure Upgrades Inspection & Testing
Details
  • Year established: 2007
Highlights and features
  • We employ industry-leading electrical engineers with specialist expertise in complex infrastructure projects
  • Our team holds NIC EIC certification for electrical safety compliance
  • 100% of clients cite our culture as a key partnership benefit
  • 60% of senior leadership started as MCBS apprentices, demonstrating internal growth
  • We maintain a 100% safety compliance record across all projects
Associations and certifications
  • NICEIC
What people say
Professional, knowledgeable and competent High standard of workmanship Thorough project management Professional and easy to work with Completed to a high standard
Services
Electrical Design
Our electrical design service begins at initial consultation, creating tailored solutions for lighting, power distribution, and safety systems. We collaborate with architects and specialists to produce detailed drawings, luminance schedules, and technical submittals while conducting validation surveys and load assessments. Our approach ensures compliance with regulations while optimising energy efficiency and future adaptability for commercial and public sector clients.
Power Distribution
We deliver comprehensive power distribution infrastructure solutions for complex projects, working alongside network providers to ensure seamless cabling and distribution. Our expertise covers HV/LV switchgear upgrades, sub-main cabling, generator installations, and UPS systems integration. We coordinate with stakeholders to implement reliable power solutions that support organisational growth and operational continuity across healthcare, education, and commercial sectors.
Lighting Installations
Our lighting services combine aesthetic appeal with energy efficiency and regulatory compliance. We implement automated control systems, daylight dimming solutions, and emergency lighting networks while integrating with building management systems. Our installations prioritise sustainability without compromising functionality, delivering optimal illumination for commercial spaces, healthcare facilities, and educational institutions through modern, code-compliant technologies.
Safety Systems
As approved electrical contractors, we provide end-to-end safety system solutions including fire alarms, access control, and nurse call systems. Our services encompass electrical installation condition reports, emergency lighting monitoring, and specialist medical earthing. We deliver operation manuals and expert advice on legislative compliance, ensuring safe, certified environments for clients across regulated sectors.
Infrastructure Upgrades
We specialise in upgrading existing electrical infrastructure to meet evolving organisational needs. Our services include main intake enhancements, distribution board replacements, and integration with building management systems. Using modern technology and quality components, we ensure minimal disruption during upgrades while improving system reliability and capacity for long-term operational efficiency in commercial and public sector facilities.
People
Shane Rayner
Managing Director
With over 15 years in electrical contracting, Shane leads MCBS's strategic direction while maintaining hands-on involvement in major projects. He established the MCBS Academy to develop future industry talent and drives the company's culture of excellence and client focus.
Jake Bethell
Commercial Director
Jake oversees commercial operations and client relationships, bringing extensive experience in electrical systems procurement and project management. He ensures MCBS delivers value-driven solutions that meet both technical and budgetary requirements for public and private sector clients.
Michelle Rayner
Financial Controller
Michelle manages financial operations and compliance, ensuring MCBS maintains robust financial health. With a background in construction industry finance, she provides strategic oversight of project costing and budget management across all sectors.
Hannah Fennelly
Head of Culture
Hannah leads MCBS's award-winning culture initiatives, focusing on staff development and wellbeing. She manages the apprenticeship programme that has trained 50 engineers and maintains the company's 100% client satisfaction rating for cultural benefits.
Ebony Rayner
Digital Marketing Coordinator
Ebony manages MCBS's digital presence and client communications, leveraging technology to enhance project coordination. She ensures the company's cloud-based systems deliver real-time updates while maintaining the professional brand image across all client interactions.
Questions
What sectors does MCBS specialise in?
We specialise in healthcare, education, and commercial infrastructure projects, delivering electrical solutions for NHS trusts, schools, and private sector clients across Essex and London.
Do you handle complex electrical projects?
Yes, we lead complex infrastructure projects including power distribution upgrades, specialist medical installations, and integrated building systems for challenging commissions.
How do you ensure project quality?
Through NICEIC-certified workmanship, use of premium components, and a team where 60% of senior staff trained through our apprenticeship programme, ensuring consistent quality standards.
Can you support projects from design to completion?
We offer full lifecycle support including design consultation, system specification, installation, and commissioning, with in-house capabilities at every project stage.
What training opportunities exist at MCBS?
Our MCBS Academy has trained 50 electrical engineers, with 60% of senior leadership progressing from apprenticeships, demonstrating our commitment to professional development.
Do you provide emergency electrical services?
While we don't offer 24/7 emergency services, we prioritise urgent client needs through scheduled maintenance contracts and rapid response during operational hours.