TLI Group

What TLI Group does

TLI Group is an Irish-headquartered utility infrastructure contractor that designs, builds, and commissions critical electrical, renewable, smart-energy, and telecommunications infrastructure for regulated clients across Ireland, Northern Ireland, and the United Kingdom. Founded in 1999 and headquartered in Tralee, County Kerry, the company operates through four business units — Power Transmission & Distribution (overhead lines, underground cables, and substations at all voltages from LV to 400kV), Renewables & Engineering (full EPC turnkey delivery for windfarms, solar farms, BESS, and offshore projects), Smart Energy Services (smart metering, energy retrofitting, energy audits, and EV fast charging hubs), and Telecoms (fibre/FTTP network design, build, and maintenance including overhead, underground, and facade solutions). Customers are predominantly enterprise buyers: Distribution Network Operators and Transmission System Operators (ESB Networks, NIE Networks, SSEN), renewable developers (Neoen, EDF Renewables, Ørsted), telecommunications operators and wholesalers (National Broadband Ireland, SIRO), and energy utilities (Electric Ireland, Energia, SEAI).

The company's revenue model is project-based, driven by competitive tendering and direct contract negotiation for large-scale EPC turnkey engagements. Revenue is recognised under one-time EPC contracts and professional-services-style programmes, with no public pricing or subscription model disclosed. Sales motion is enterprise field sales with long-term client relationships rather than a transactional channel. Operational technology is centred on in-house drone surveying, ArcGIS-based GIS service delivery, BIM, ERP systems, and paperless digital workflows — tools that enhance accuracy and quality rather than represent a software product in their own right. The technology stack supports a national-scale delivery model rather than a licensable platform.

TLI Group is privately held (TLI Group Ltd, Ireland), with no disclosed parent company, institutional investors, or public funding rounds. Its competitive position rests on a regulatory and certification moat (ISO 9001/14001/45001/50001/27001 plus IBEC KeepWell Mark and Engineers Ireland CPD accreditation), a multi-disciplinary EPC platform spanning four verticals, and direct delivery relationships with national utility and infrastructure counterparties. Geographic reach across nine office locations in Ireland and Northern Ireland, combined with selective UK project delivery, positions the company as a mid-cap indigenous contractor benefiting from Ireland's net-zero, RESS, National Smart Metering, and National Broadband demand pipelines.

Name

TLI Group

Legal name

TLI Group Ltd

Website

https://tli.ie

Company type

Private

Founded year

1999

Operating status

Operating

Headcount range

501–1,000 employees

Short description

TLI Group is an Irish-headquartered EPC contractor delivering power transmission and distribution (LV–400kV), renewable energy, smart energy services, and fibre network infrastructure for DNOs, TSOs, renewable developers, and telecoms operators across Ireland, Northern Ireland, and the UK.

Ownership category

akta.pro rank

Product category

Utility Infrastructure Construction & Engineering

NAICS

Power and Communication Line and Related Structures Construction (237130), Electric Power Generation, Transmission and Distribution (2211)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623), Electric Services (4911)

akta.pro primary industry

T&D project/program management & owner’s engineering (EPCM/PMC) (EUADAKAF)

akta.pro secondary industries

Network Engineering, Integration & Field Deployment Services (Design, Build, Test) (EUADAIAM), Testing, Commissioning & Energization Services (T&C) (IMAFAHAK)

Keywords

• Utility infrastructure services
• Power transmission distribution
• Renewable energy construction
• Fibre network deployment
• Smart energy metering

Headquarters

HQ city

Tralee

HQ country

Ireland

HQ region

Europe

Offices9 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. EPC Turnkey Contracts: Engineering, Procurement and Construction (EPC) turnkey contracts for power transmission/distribution, substations, renewables projects (windfarms, solar farms, BESS, offshore), and telecoms infrastructure. Revenue generated through project-based contracts awarded via competitive tendering.
2. Utility Infrastructure Services: Design, build and commission overhead lines, underground cables, electrical substations and associated infrastructure across all voltages (LV-400kV). Also includes fibre network design/build and smart meter installation services.
3. Smart Energy Services: Mass rollout projects including smart meter installation, energy retrofitting works, EV fast charging hub installation, and energy audits/BER assessments delivered on behalf of clients nationwide.
4. Telecommunications Services: Design and build fibre networks with full turnkey service offering including overhead, underground and facade network solutions for FTTP connectivity.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

TLI Group provides end-to-end utility infrastructure construction and engineering services across power transmission and distribution (LV–400kV), renewables (windfarms, solar farms, BESS, offshore), smart energy (metering, retrofitting, EV charging), and telecoms (fibre/FTTP networks). The company delivers these through full Engineering, Procurement and Construction (EPC) turnkey contracts, serving Distribution Network Operators, Transmission System Operators, renewable developers, and telecoms operators across Ireland, Northern Ireland, and the UK.

Product overview

TLI Group is a utility infrastructure service provider operating across Ireland, Northern Ireland, and the UK. The company offers four core service lines: Power: Transmission & Distribution (overhead lines, underground cables, substations at all voltages LV-400kV), Renewables & Engineering (EPC turnkey services for windfarms, solar farms, BESS, and offshore projects), Smart Energy Services (smart metering, energy retrofitting, energy audits, EV charging hubs), and Telecoms (fibre network design and build including overhead, underground, facade solutions, and FTTP connectivity). The portfolio is organized as a multi-service platform delivering critical utility infrastructure, with services ranging from grid connections and renewable energy projects to telecommunications fibre deployment and smart meter installation.

Differentiator

Problem solved

Functional benefit

Products and services

• Power: Transmission & Distribution Designs, builds and commissions overhead lines, underground cables, electrical substations, and all associated transmission and distribution infrastructure across all voltages (LV–400kV) for Distribution Network Operators, Transmission System Operators and renewables projects.
• Renewables & Engineering Provides engineering design and build services for the renewables industry nationwide, offering full EPC turnkey services for windfarms, solar farms, Battery Energy Storage Systems (BESS), and offshore projects.
• Smart Energy Services Fully managed end-customer focused solution delivering smart meter installation, energy retrofitting works, EV fast charging hub installation, and energy audits/BER assessments nationwide to support the net-zero transition.
• Telecoms (Fibre Network Design & Build) Design and build of fibre networks with full overhead, underground and facade network solutions, providing a full turnkey telecoms service for FTTP connectivity nationwide including survey & design, main network build, enterprise drop connections, maintenance, MDU installations, and in-home broadband installation.

Named customers11 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• NeoencoreStrategic or Co-development Partner · 29 April 2026Neoen issued notices to proceed for the Johnstown North Solar Farm (33 MWp) in County Wicklow, with construction contracts awarded to TLI Group. Both projects were awarded under Ireland's RESS 4 auction, adding combined 195 MWp of solar capacity. TLI Group serves as the EPC contractor for this renewable energy project.

Scale indicators4 records

Recent moves5 records

Expansion highlights6 records

Direct peers

• Kirby Group Engineering: Irish-headquartered multi-disciplinary engineering and EPC contractor serving power, data centres, life sciences and industrial clients across Ireland, the UK and Europe. Directly comparable to TLI in terms of Irish-rooted, full-service engineering delivery model and customer overlap with utility and large industrial clients.
• Jones Engineering Group: One of Ireland's largest mechanical and electrical engineering contractors, with activity across data centres, pharma, power and commercial sectors in Ireland and internationally. Comparable to TLI as a large Irish M&E/electrical infrastructure contractor competing for similar enterprise and utility framework work.
• Suir Engineering: Irish multi-disciplinary engineering services company operating across power, data centres and renewable energy in Ireland and Europe. Closely comparable to TLI's Renewables & Engineering and Power T&D lines, including EPC and HV substation experience.
• Mercury Engineering: European engineering and construction services firm headquartered in Ireland, providing mechanical, electrical and instrumentation services to data centres, life sciences, power and renewables clients. Comparable to TLI in scale, Irish base and multi-sector EPC delivery capability.
• KN Group: Irish infrastructure services group delivering power, telecoms and civils services to utilities, telecoms operators and public-sector clients across Ireland and the UK. Directly comparable to TLI on the Power T&D and Telecoms/FTTP business lines and customer overlap with ESB Networks and NBI.
• Clancy Group: UK and Ireland-based utility infrastructure contractor providing power, water and telecoms services to DNOs, TSOs and telecoms operators. Comparable to TLI in multi-utility civil and electrical delivery, particularly on UK and Irish DNO frameworks.
• Entegro: Irish-headquartered fibre network design, build and maintenance contractor serving telecoms operators and wholesale fibre providers across Ireland and the UK. Comparable to TLI's Telecoms business unit with respect to FTTP rollout, enterprise drop connections and MDU installations.

Broad incumbents

• Balfour Beatty: Large UK-listed infrastructure group with significant power T&D, telecoms and renewables construction operations across the UK and Ireland. Overlaps with TLI on power, telecoms and renewables EPC, but operates at much greater scale and across broader infrastructure segments.
• SSE Contracting (SSE plc): UK power networks contractor and part of SSE plc, delivering HV transmission, distribution and substation services across the UK. Comparable to TLI's Power T&D unit, particularly on the GB side where TLI also serves SSEN as a customer.
• Morgan Sindall Infrastructure: UK-listed construction and infrastructure group with substantial activity in power, telecoms, rail and utilities across the UK and Ireland. Overlaps with TLI's power, telecoms and renewables delivery capabilities but operates across a broader portfolio of infrastructure end-markets.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@tligroup-p5i3y?si=7T7dOVSCTEufzTXX
• LinkedInie.linkedin.com/company/tli
• Instagraminstagram.com/tli_group
• Xx.com/TLI_Group

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about TLI Group