About Oatway Design:
Leading M&E Engineering Solutions

Award Winning Building Services Engineering Firm

Oatway Design Ltd is a leading Mechanical and Electrical (M&E) design engineering and consultancy firm with offices in Plymouth and Salisbury. We believe that M&E services are the lifeblood of any building, driving its performance, comfort, and sustainability and deserve uncompromising quality design. We are proud members of the Chartered Institution of Building Services Engineers (CIBSE) and the Society of Operations Engineers adhering to industry best practices and standards.

Our Legacy in M&E Engineering Solutions

What began as D&J Oatway in 1993 has evolved into an award-winning, modern, and dynamic M&E engineering design firm. Today, we continue to honour the multi-decade relationships established by our founders, while pushing boundaries with bold, forward-thinking designs.

Our M&E Engineering Services

We specialise in:
– Building Services Engineering Design: Innovative, efficient, and climate-ready M&E systems.
– Building M&E Condition Surveys and Decarbonisation: Helping clients reduce emissions and optimise energy performance.
– M&E Technical Advisory: Independent oversight that ensures projects meet high standards of quality and compliance.
– RIBA Plan of Work Coverage: We provide comprehensive support throughout all stages of the RIBA Plan of Work.
– Principal Designer Services: We offer expert Principal Designer support, ensuring compliance with all relevant health and safety and building regulations.
– Building Performance & Compliance: Building simulation, SBEEM and SAP calculations, LZC feasibility studies, and energy performance assessments to optimise building design and meet regulatory requirements.

For decades, we’ve been providing innovative, tailored solutions to clients across a range of sectors. From flagship large-scale projects to small extensions, our expertise covers the full lifecycle of buildings—from new builds to renovations and ongoing maintenance.

Our Approach

At Oatway Design, we pride ourselves on:

  • Collaboration: Partnering closely with clients to understand their vision and deliver results.
  • Sustainability: Designing solutions that adapt to evolving environmental challenges.
  • Technical Excellence: Ensuring compliance with regulatory standards while future-proofing buildings for generations to come.
  • Programme Expertise: Delivering projects that meet client objectives and achieve desired outcomes within budget and schedule.
  • Project Budget Management: Providing transparent and cost-effective solutions that maximise value for our clients.
  • A Personal Touch: Building strong, lasting relationships with our clients through personalised service and dedicated attention to detail.
To learn more about our comprehensive range of services, please visit our Services page.

A Vision for the Future

As leaders in M&E design, we’re shaping the future of building services—one project at a time.

Let’s create something extraordinary together.

What Next

Bring your vision to life with Oatway Design. Our team of experts is ready to transform your ideas into sustainable, innovative, and high-performing spaces. Let’s design the heart of your building together.

Get in touch today to discuss your project and discover how we can help you achieve your ambitions.