Business Details
50+ Years
experience
Trusted Geotechnical & Civil Engineering Services in Porthmadog
Established in 1972, Colin Jones Rock Engineering is a family-owned specialist geotechnical and civil engineering firm headquartered in Porthmadog, North Wales. With over five decades of experience, we deliver high-standard solutions across the UK, including rock and slope stabilisation, landslide repairs, retaining walls, grouting, and gabion installations. Our accredited team utilises advanced techniques and equipment, supported by a network of local and national suppliers. We serve private clients, local authorities, and national construction companies, combining technical expertise with a commitment to safety and client satisfaction.Our workforce holds certifications such as CSCS, CPCS, IRATA, and NEBOSH, ensuring compliance with industry standards. As pioneers in slope stabilisation in North Wales, we have installed thousands of metres of rock fall netting and anchors. Our directors bring extensive industry experience, with David Jones contributing 50 years of hands-on project management knowledge. We prioritise innovation, reliability, and collaboration to meet diverse project requirements.
Services
Geotechnical Engineering
Landslide Repairs
Rock Face Stabilisation
Civil Engineering
Retaining Wall Construction
Marine Works
Grouting
Gabion Installation
Difficult Access Solutions
Plant Hire
Details
- Year established: 1972
Highlights and features
- We have over 50 years of experience in geotechnical and civil engineering.
- Our team holds industry-leading accreditations including IRATA and NEBOSH.
- We deliver tailored solutions for complex projects nationwide.
- We combine family-owned reliability with cutting-edge engineering techniques.
- Our directors bring direct project management expertise from 1000+ projects.
Associations and certifications
- CSCS
- CPCS
- NPORS
- IRATA
- NEBOSH
What people say
Brilliant workforce
Highly recommend
Wonderful work
Extremely friendly
Respectful and considerate
Services
Geotechnical Engineering
We provide comprehensive geotechnical assessments and solutions, including ground investigations, slope stability analysis, and foundation design. Our expertise ensures safe, durable infrastructure in challenging terrains. Clients benefit from tailored engineering strategies that mitigate risks and comply with regulatory standards.
Rock Face Stabilisation
Our rock stabilisation services use rock anchors, dowels, and netting systems to prevent landslides and erosion. We specialise in complex terrain, delivering long-term safety for infrastructure and communities. Techniques are adapted to site-specific geological conditions for optimal results.
Landslide Repairs
We repair landslide damage through soil nailing, retaining structures, and drainage solutions. Our approach restores stability while minimising environmental impact. Clients receive cost-effective, durable interventions backed by decades of field experience.
Civil Engineering
From bridge maintenance to marine works, we handle civil engineering projects requiring precision and resilience. Services include gabion wall construction, grouting, and coastal protection. Our work meets rigorous safety standards while addressing functional and environmental needs.
Difficult Access Solutions
Using rope access and specialist equipment, we execute works in hazardous or remote locations. Our IRATA-certified team ensures safe, efficient project delivery where traditional methods are impractical, maintaining quality without compromising safety.
People
David Jones
Director
With 50 years in the industry, David transitioned from trainee driller to director, overseeing projects nationwide. His expertise spans rock stabilisation, grouting, and project management, ensuring technical excellence and client satisfaction.
Richard W Owen
General Manager
A former quantity surveyor with 20 years' experience, Richard manages project coordination, health and safety, and construction planning. He ensures operational efficiency and compliance across all projects.
Darren Moore
Contracts Manager
With 30 years at the company, Darren oversees site operations, applying hands-on expertise in drilling, soil nailing, and concrete works. He bridges client needs with on-site execution for successful project delivery.
Questions
What geotechnical services do you offer?
We specialise in rock face stabilisation, slope reinforcement, landslide repairs, grouting, and soil nail installations using industry-leading techniques.
Do you work outside North Wales?
Yes, we operate nationwide, delivering projects from initial site assessments to complex engineering solutions across the UK.
What accreditations do your team hold?
Our engineers hold CSCS, CPCS, IRATA (Levels 1-3), and NEBOSH certifications, ensuring compliance with safety and technical standards.
How do you handle challenging access sites?
Our IRATA-certified team employs rope access and mechanical solutions to safely execute works in difficult-to-reach locations.
Can you assist with emergency repairs?
While we focus on planned projects, our expertise in stabilisation makes us a trusted partner for urgent structural interventions.
