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Your Trusted Partner for Engineering Consultancy Solutions
Booth Welsh is a multi-discipline engineering consultancy with over 30 years of experience in process industries. Founded in 1989 and headquartered in Irvine, Ayrshire, we deliver end-to-end solutions across process engineering, control systems, and digitalisation. Our team of 280 experts works globally, serving sectors such as pharmaceuticals, nuclear, food and beverage, and renewable energy. We specialise in integrating engineering disciplines under one roof, offering tailored solutions that enhance operational efficiency and sustainability. With ISO 9001 certification and a focus on Industry 5.0 technologies, we combine automation, AI, and IoT to create future-ready systems.

Our commitment to collaboration ensures clients receive innovative, cost-effective services from concept to commissioning. We prioritise sustainability through initiatives like Environment 4.0, aligning business goals with net-zero ambitions. Our track record in complex projects, including control system upgrades and digital twin implementations, demonstrates our technical authority. We maintain trust through transparent communication, compliance with international standards, and a client-centric approach that addresses sector-specific challenges. With decades of experience in highly regulated industries, we deliver measurable value across the project lifecycle.
Services
Multi-Discipline Engineering Process Control Systems Technology Development EPCM Services Control Panel Design Field Installation Technical Recruitment Consultancy Services Digitalisation Asset Management
Details
  • Year established: 1989
Highlights and features
  • We offer over 30 years of experience in multi-discipline engineering consultancy.
  • Our ISO 9001-certified quality assurance ensures reliable project delivery.
  • We integrate Industry 5.0 technologies like AI and IoT for future-ready solutions.
  • Our global team of 280 experts serves highly regulated industries worldwide.
  • We prioritise sustainability through Environment 4.0 initiatives and carbon reduction plans.
Associations and certifications
  • ISO 9001
Services
Multi-Discipline Engineering
We provide comprehensive engineering solutions spanning process, electrical, mechanical, and piping disciplines. Our services cover front-end design, detailed engineering, and commissioning for greenfield and brownfield projects. Clients benefit from coordinated expertise that reduces project risks and ensures compliance with industry standards.
Process Control Systems
Our control system integration includes DCS, PLC, and SCADA design for batch and continuous processes. We offer legacy system upgrades, 24/7 support, and full lifecycle management. Clients gain scalable, efficient systems that improve operational safety and productivity across sectors like pharmaceuticals and oil and gas.
Technology Development
We develop digital solutions including energy monitoring, AR/VR training, and predictive maintenance systems. Our Environment 4.0 initiative combines sustainability with technology to reduce carbon footprints. Clients access cutting-edge tools that enhance efficiency while supporting net-zero goals through data-driven insights.
EPCM Services
Our EPCM services manage engineering, procurement, and construction activities with a focus on safety and compliance. We employ proprietary reporting systems and early contractor involvement to optimise project outcomes. Clients receive end-to-end oversight that ensures timely delivery within budget constraints for complex industrial projects.
Control Panel Design
We design and build custom control panels for hazardous and non-hazardous environments, including PLC/DCS cabinets and power distribution units. Our ISO 9001-certified manufacturing ensures quality and compliance. Clients receive tested, reliable systems that integrate seamlessly with existing infrastructure for improved operational efficiency.
People
John Welsh
Founder
Established Booth Welsh in 1989 as an instrumentation and electrical consultancy. Led the company's expansion into multi-discipline engineering, focusing on process industries and digital innovation.
Questions
What industries does Booth Welsh specialise in?
We serve pharmaceuticals, nuclear, food and beverage, renewable energy, oil and gas, and manufacturing sectors with tailored engineering solutions.
Do you offer international project support?
Yes, our global team delivers projects worldwide, with expertise in meeting international standards and local regulatory requirements.
How do you ensure project quality and compliance?
Through ISO 9001-certified processes, rigorous testing protocols, and adherence to industry-specific standards like IEC 62443 and ATEX directives.
What digitalisation services do you provide?
We offer energy monitoring, AR/VR training, predictive maintenance, and smart manufacturing solutions to enhance operational efficiency and sustainability.
Can you handle legacy control system upgrades?
Yes, we specialise in migrating legacy systems to modern platforms while ensuring seamless integration and minimal operational disruption.
How do you support sustainability goals?
Through Environment 4.0 initiatives that combine digital technologies with sustainability strategies to reduce carbon footprints and improve resource efficiency.