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Business Details
39 Years
experience
Sustainable Engineering Solutions in Edinburgh
Established in 1987, we are a leading engineering consultancy with a legacy of delivering economical and environmentally sustainable design solutions. Our merger with Drees & Sommer UK in 2025 has expanded our capabilities, combining our 35+ years of expertise with their global resources to enhance service offerings. With offices in Edinburgh, Glasgow, Aberdeen, and London, we specialise in building services design, energy optimisation, and sustainable infrastructure solutions. Our team of 60+ experts, many with decades of tenure, prioritises client collaboration and technical excellence, evidenced by our ISO 9001, ISO 14001, and Cyber Essentials Plus accreditations.

We maintain an open-door culture, fostering staff growth and innovation while retaining long-standing client relationships. Our in-house specialists include PassivHaus designers, BREEAM assessors, and energy modellers, ensuring cutting-edge solutions for real estate, industrial, and healthcare sectors. This strategic partnership reaffirms our commitment to driving down carbon emissions and delivering exceptional value through sustainable engineering practices.
Services
Building Services Design Energy Optimisation Health and Wellbeing Infrastructure Sustainability
Details
  • Year established: 1987
Highlights and features
  • We have 35+ years of experience in sustainable building design
  • Our team includes ISO-certified specialists in energy optimisation
  • We maintain an open-door culture fostering continuous improvement
  • Our merger with Drees & Sommer enhances global project capabilities
  • We guarantee 70-75% repeat business through consistent delivery
Associations and certifications
  • ISO 9001
  • ISO 14001
  • BS 45001
  • Cyber Essentials Plus
What people say
Professional and competent Easy to work with Lighting design Willingness to attend site
Services
Building Services Design
We deliver comprehensive building services design solutions tailored to client requirements. Our approach integrates mechanical, electrical, and sustainable systems to create efficient, future-ready structures. With expertise across commercial, residential, and healthcare sectors, we ensure compliance with the latest regulations while prioritising energy efficiency and occupant comfort.
Energy Optimisation
Our energy optimisation services reduce operational costs and carbon footprints through advanced modelling and system analysis. We employ dynamic simulation tools to identify efficiency gains in heating, ventilation, and lighting systems. Clients benefit from tailored strategies that align with sustainability targets while maintaining building functionality and occupant wellbeing.
Sustainability
We embed sustainability principles across all projects through BREEAM assessments and low-carbon design expertise. Our specialists develop solutions that balance environmental responsibility with economic viability. From PassivHaus standards to renewable energy integration, we help clients achieve certification and regulatory compliance while future-proofing their assets.
Infrastructure
Our infrastructure services cover utility networks, transportation hubs, and industrial facilities. We combine technical precision with lifecycle cost analysis to deliver resilient systems. The team specialises in integrating modern engineering practices with existing infrastructure, ensuring minimal disruption and maximum operational efficiency for public and private sector clients.
Health and Wellbeing
We create environments that prioritise occupant health through advanced air quality systems and natural light optimisation. Our approach aligns with WELL Building standards while maintaining technical performance. By balancing comfort requirements with energy efficiency, we deliver spaces that enhance productivity and wellbeing across educational, healthcare, and commercial sectors.
Questions
What services does RSP Consulting Engineers offer?
We specialise in building services design, energy optimisation, sustainability solutions, and infrastructure engineering across commercial, residential, and healthcare sectors.
Are you part of Drees & Sommer now?
Yes, we merged with Drees & Sommer UK in 2025 while retaining our brand identity during transition.
What accreditations do you hold?
We maintain ISO 9001, ISO 14001, BS 45001, and Cyber Essentials Plus certifications.
Do you work on healthcare projects?
Yes, we have extensive experience in healthcare infrastructure including mental health facilities and hospitals.