60
minutes
Drawings normally back within 60 minutes of survey.
2026 projects
Where we've worked.
334 projects across the UK and Ireland. Gold stars are flagship projects. Numbered circles are groups of jobs: select one to zoom in, then select a dot to see the job.
Type
Area
Scroll or pinch to zoom, drag to move around, or use the area buttons and + / −. Dots are placed at town level, or by London district where the job makes it clear, and jobs in the same town are spread out so each can be selected. Nearby jobs are grouped into numbered circles until you zoom in. 3 jobs with no town on the register are not shown.
UK & Ireland
Select a circle or dot.
A numbered circle zooms in to the jobs it holds. A dot shows the job. Every job in view is also listed below, flagship projects first.
In view: 334
Flagship projects
Other jobs in view
bot
Ask about turnaround times, pricing information, testing and documents.
Answers come from information Grün has written and checked. Anything it can’t answer goes straight to the team, with your drawings if you have them.
On site
What it's like working with us...
Survey, design, materials, installation and project documentation. Explore the services and project stories for written details.
Our services
What we do.
Recent work
Recent work.
A few of our projects across the UK and Ireland.
Finished properly, and checked by a supervisor on every project.
See the finishingHow it works
From drawings to handover.
- Send drawings Or photos, or an outline
- Survey Measured and photographed
- Drawings Normally within 60 minutes of survey
- RAMS Normally same day
- Install Daily photo reports
- Test Tested and recorded
- Handover O&M pack
Get in touch
Three ways to start.
Send drawings
Request a call back
Join the mailing list
Or call 01395 201950 · sales@gruneng.com
Project evidence
Industrial chimneys.
Complex exhaust routes.
Installation photograph
IndustrialCompleted
Wisbech biomass flue and mast
A Ø400 twin wall biomass flue and a freestanding support mast for a glasshouse facility, with a termination approximately 14 metres above ground.
Explore the project ↗
Architectural visualisation
IndustrialContract awarded
Thirty-metre industrial chimney replacement, Bolton
A fabricated steel chimney replacement, combining structural design, insulation, cladding and coordinated heavy lifting.
Explore the project ↗
Architectural visualisation
Commercial buildingsContract awarded
Commercial redevelopment generator exhaust, London
Generator flue and silencer package for a commercial redevelopment.
Explore the project ↗
Digital working
Fast admin.
Proper engineering.
Digital survey capture feeds our drawing and RAMS process. Our own tools help us turn information into useful project documents quickly.
Customers receive clear drawings, job-specific RAMS and daily photo progress reports. Completion documents are normally with customers before the engineers get home.
Explore an engineering drawing ↗Coverage
UK and Ireland.
Head office in Exmouth, Devon. Engineers based in the Midlands. We work with contractors and project teams across England, Scotland, Wales and Ireland.
See the sectors we work in ↗Drawn by Grün
See how the details connect.
Open the drawing explorer ↗
The route. The connections. The supports.
Our drawings help the project team review the installation before work starts. Explore enlarged views from existing approval drawings.
Illustrative drawing exports. Project issue status is shown in the explorer.
Organised from the start
Speed you can see.
Same
day
Job-specific RAMS normally turned around the same day.
Daily
updates
Photo progress reports from site.
Your next project
Send what you have.
Drawings, photographs, appliance details or an outline of the job. We will review it and identify what we need next.