Entegro vans driving along a narrow rural road past forest, stone walls and green fields, with telegraph poles beside the road

Telecoms, Energy and Power

Engineering the critical systems that connect and power modern life.

We design, build, run, transform and retire the crucial telecoms networks and power systems your business relies on.

Explore our expertise View Our Work
  • 40,000
    live services migrated with no unbudgeted downtime (US)
  • 200,000+
    premises upgraded to full fibre (Ireland)
  • 24MW+
    of solar designed, built and connected to the grid
Technician's hand plugging an ethernet cable into a labelled network patch panel

Ireland · United Kingdom · United States

Telecoms

Build, upgrade, consolidate or retire your network while live services keep running.

annual running-cost saving for a US client through legacy site exits
$6m
premises surveyed every month for a Tier-1 fibre programme in Ireland
70,000
optical network activities delivered in 2025 across the UK and Ireland
1,700+
Explore Telecoms
Close-up of rows of solar panels on a ground-mounted solar farm

Ireland · United Kingdom

Energy and Power

We connect solar and storage, upgrade substations and maintain high voltage systems, while critical sites keep running.

ground-mounted solar farm designed and commissioned for Shannon Airport Group
1.2MW
industrial rooftop array engineered over a live cold storage logistics facility
1,015kWp
Senior Authorised Person fault response for HV sites
24/7
Explore Energy and Power

THE OUTCOMES

What our clients hold us to.

01

Keep services live

Customers and sites stay running while network or grid asset changes happen.

02

Stay on schedule

One team from survey to handover, so work doesn’t stall between contractors.

03

Spend less to build and run

Fewer legacy sites, leaner maintenance and fewer revisits.

04

Go live sooner

Solar and storage projects ready to build the day the grid connection lands.

05

Retire ageing assets cleanly

Copper, exchanges, legacy kit and end-of-life plant removed with certified records.

What has to change, and what can’t stop? We plan around both.

Explore our work

Where we work

Rooted in Ireland.
Delivering internationally.

The same delivery standards, wherever your programme runs.

ireland

Ireland

Where it began

uk

United Kingdom

Telecoms, energy and power

us

United States

Telecoms and networks

europe

Europe and beyond

Backed by Kyntus Group

Our work

Proven on live programmes.

Explore our work
National Broadband Ireland – Survey and Design

Telecoms

230K+

premises designed

Designs for more than 230,000 premises under the National Broadband Plan

View case study
Sretaw – Landfill Solar Farm

Power

6.45 MWp

solar farm

Turning a capped landfill into a 6.45 MWp solar farm

View case study

How it fits together

One lifecycle.
Four connected asset classes.

  • Survey & Design

    Survey and design

    Route planning, GIS, high and low-level design, consents and wayleaves

  • Technician in a hard hat and hi-vis vest testing equipment inside an open green street cabinet

    Build and commission

    Civils, cable installation, high-density splicing, testing and ready-for-service handover

  • Engineer in a hi-vis vest using a laptop beside a rack of yellow fibre optic patch cables

    Operate and maintain

    End-to-end operation and maintenance of fibre networks, 24/7 fault recovery, and preventative maintenance and route audits

  • Tangle of colourful network cables inside an equipment rack

    Transform and retire

    Copper retirement, exchange closures, HFC to XGS-PON upgrades and duct recovery

Bring us in at one stage, or for the whole lifecycle with fewer handovers.

How we work

The whole programme, or the specialism you need.

01

Full turnkey

One point of accountability from design and procurement through to build, quality and reporting.

02

Professional services

We embed our engineers in your programme, working to your plan.

03

Managed service

We deliver and maintain your network or power assets to the service levels and KPIs you set.

04

Advisory

We carry out feasibility studies, design assurance and due diligence before you commit to build.

05

Bespoke

Joint ventures, alliances and framework agreements shaped around how you work.

Testimonials

What our clients say

“We would see them as the Gold Standard in fibre.”

Alan Glynn

VP of Technology & Innovation, Virgin Media

“Their expertise in fibre networks was essential to the delivery of this project on time and within budget.”

Roy Coughlan

Service Delivery Manager, enet

“They have an excellent reputation in SIRO for both design and delivery.”

Aaron O Reilly

Engineering Manager, SIRO

“Entegro made consistency at national scale look simple and gave us data we can trust from the field to the final design.”

Mairead Meyer

Chief Operating Officer, NBI

“Their team were fantastic, with great engineering, design and project management throughout.”

Brendan Traynor

Director of Operations, Sretaw

Engineering depth. Practical problem-solving. Dependable execution.

Accreditations:

EcoVadis_Bronze_Sep2025_LOWRES 2 ISO_9001_NSAI_Certified 2 ISO_14001_NSAI_Certified 2 ISO_27001_NSAI_Certified_LOWRES 1 ISO_45001_NSAI_Certified 1 SafeContractor_Approved 2 Smart_Awards_Approved_Centre 1

News and views

Insights into the future of energy and network infrastructure.

View all insights
Brownfield edge data centres for incumbent operators

Whitepapers

Brownfield edge data centres for incumbent operators

Incumbent operators already own some of the assets an edge data centre needs most: urban locations, established fibre routes and ...

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Why good fibre network design determines the cost, speed and lifespan of a rollout

Whitepapers

Design once, build once

Every fibre network is built twice: once in the design and once in the ground. When the design is right, the build runs to plan. When it is ...

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Entegro launches Entegro Energy following the acquisition of ACEL Energy

News

Entegro launches Entegro Energy following the acquisition of ACEL Energy

Entegro has completed the acquisition of ACEL Energy, the Monaghan-based renewable energy specialist, and launched Entegro Energy, a new ...

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supplied wind imagery (4)

Start a conversation

What change are you planning?

Tell us the asset, the scope and the timeline. We’ll show you how we’d do it.

Talk to Entegro