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Business Details
48 Years
experience
Trusted Civil and Structural Engineering Solutions in Glasgow
Established in 1978, G 3 Consulting Engineers has built a reputation for delivering professional and client-focused engineering solutions. Our multidisciplinary team specialises in civil, structural, and geo-environmental engineering, working collaboratively with clients, design teams, and contractors to create sustainable, cost-effective, and technically robust designs. With over four decades of experience, we combine technical expertise with a deep understanding of client needs, offering tailored solutions across residential, commercial, public, and industrial sectors. Our ISO9001-certified quality management system ensures rigorous standards in every project.

We prioritise innovation, environmental responsibility, and social value, integrating cutting-edge practices with practical engineering excellence. Our leadership team, including directors with over 30 years of industry experience, maintains hands-on involvement in projects from inception to completion. By fostering long-term relationships and investing in staff development, we deliver integrated solutions that address complex challenges while maintaining cost certainty and regulatory compliance.
Services
Civil Engineering Structural Engineering Geo-environmental Services CDM Consultancy Principal Designer
Details
  • Year established: 1978
Highlights and features
  • We offer 45+ years of combined director experience in civil and structural engineering
  • Our in-house integration of geo-environmental and CDM services ensures seamless project delivery
  • ISO9001-certified quality management system guarantees rigorous technical standards
  • Tailored solutions developed through close client collaboration and sector-specific expertise
  • Proactive approach to sustainability and risk management in all engineering designs
Associations and certifications
  • ISO 9001
Services
Civil Engineering
Our civil engineering team delivers comprehensive solutions from feasibility studies to construction stage support. We specialise in road layouts, drainage systems, utilities planning, and site infrastructure, ensuring compliance with statutory requirements. Our engineers prepare detailed drawings for building warrant consents and provide SER certification, maintaining technical excellence throughout project execution.
Structural Engineering
We offer structural design services for new builds and refurbishment projects across steel, concrete, masonry, and timber frame construction. Our expertise includes load calculations, foundation design, and superstructure specifications, with a focus on practical solutions that balance technical requirements with cost efficiency and buildability.
Geo-environmental Services
Our geo-environmental team conducts desk studies, site investigations, and remediation planning to address ground-related risks. We provide due diligence assessments, grout consolidation design, and material management strategies, integrating findings directly into engineering designs for enhanced project certainty.
CDM Consultancy
As Principal Designers since 1995, we deliver full CDM compliance services including pre-construction information, health and safety files, and risk management. Our proactive approach ensures regulatory adherence while fostering collaborative hazard identification throughout project lifecycles.
Principal Designer
We coordinate design teams to manage health and safety risks, preparing construction phase plans and HSE notifications. Our integrated approach combines engineering expertise with regulatory compliance, ensuring seamless project delivery from initial concept to final validation.
People
Colin Campbell
Managing Director
Chartered engineer with over 30 years' experience in civil engineering design and regeneration projects. Specialises in practical solutions for urban development challenges, maintaining client relationships and overseeing quality assurance through ISO9001 compliance.
Brian Hamilton
Director
Structural engineering expert with SER certification and 30+ years' experience. Focuses on sustainable building design, energy efficiency, and fire engineering. Oversees HR and professional development, ensuring technical excellence across projects.
Douglas Adam
Associate Director
35-year engineering veteran specialising in commercial and industrial regeneration projects. Leads civil/structural teams, applying extensive stakeholder collaboration experience to resolve complex engineering challenges on major developments.
Jen McCall Walker
Associate Director
Chartered scientist with 20+ years in geo-environmental engineering. Manages site investigations and remediation strategies, providing expert advice on contaminated land assessment and environmental due diligence for development projects.
Martin McCreadie
Associate
Structural engineer with 20+ years' experience in sustainable construction. Specialises in timber frame and Passivhaus design, delivering energy-efficient housing solutions while leading teams across commercial and residential projects.
Questions
What engineering services does G3 Consulting Engineers offer?
We provide civil engineering, structural engineering, geo-environmental assessments, and CDM consultancy services, with expertise in Principal Designer compliance and sustainable design solutions.
How long has G3 Consulting Engineers been in operation?
Established in 1978, we have over 45 years of experience delivering engineering solutions across residential, commercial, and public sector projects.
Are G3 Consulting Engineers ISO accredited?
Yes, we maintain ISO9001 certification for our quality management system, ensuring rigorous technical standards and continuous improvement in all projects.
What sectors do G3 Consulting Engineers specialise in?
We work across residential, commercial, public infrastructure, and industrial sectors, delivering tailored engineering solutions for new builds and refurbishment projects.
How does G3 Consulting Engineers approach sustainability?
We integrate environmental considerations into every project phase, focusing on minimising ecological impact through innovative design and sustainable construction practices.