Arlington Energy

What Arlington Energy does

Arlington Energy is a UK-based battery energy storage system (BESS) developer focused on grid-scale energy storage assets that support renewable energy integration and grid stability. Its core technology is utility-scale BESS infrastructure deployed in the UK market, with the commissioned Stockport facility representing its first operational project. Revenue mechanics are not publicly disclosed; the company serves the Energy Infrastructure / Utilities segment, addressing capacity, stability, and renewables-integration pain points.

The company was acquired in 2025 by Masdar, the clean energy subsidiary of ADNOC (Abu Dhabi National Oil Company), positioning Arlington as Masdar's dedicated UK battery storage vehicle. Following the acquisition, Arlington is embedded within Masdar's stated £1bn UK battery storage strategy, which implies a multi-site project pipeline. The parent provides capital, sovereign counterparty credibility, and integration into ADNOC's broader global energy transition mandate.

Pre-acquisition operating history, ownership structure, and founding details are sparse; the company's website is currently inaccessible (DNS resolution error). Arlington operates with 11-50 employees and remains private. No management team, customer contracts, certifications, or pricing terms are publicly disclosed, which constrains independent assessment of execution capacity beyond the single completed Stockport project.

Name

Arlington Energy

Website

https://arlingtonenergy.co.uk

Company type

Private

Founded year

2017

Operating status

Acquired

Headcount range

11–50 employees

Short description

Arlington Energy is a UK-based utility-scale battery energy storage system (BESS) developer, now operating as a subsidiary of Masdar (ADNOC's clean energy arm), delivering grid-scale storage assets to support renewable energy integration and grid stability in the UK market.

Ownership category

akta.pro rank

Product category

Battery Energy Storage Systems

NAICS

Electric Power Generation (22111), Electric Power Generation, Transmission and Distribution (2211)

SIC

Electric Services (4911), Cogeneration Services & Small Power Producers (4991)

akta.pro primary industry

Utility-Scale BESS Project Development & Ownership (IPP/Developer) (EUAFAAAA)

akta.pro secondary industries

Utility-Scale BESS EPC & Integration (EUAEAEAA), BESS EPC, Integration & Commissioning (EUAFAAAB), BESS Operations, Maintenance & Asset Performance Management (APM) (EUAFAAAG)

Keywords

• Battery energy storage
• Grid-scale storage
• Renewable energy assets
• Energy infrastructure
• Flexible energy markets

Headquarters

HQ city

London

HQ country

United Kingdom

HQ region

Europe

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Technology or R&D, Personnel, Operations

Core offering

Arlington Energy is an energy platform that develops and operates utility-scale Battery Energy Storage System (BESS) facilities in the UK. The company delivers flexible and renewable energy storage assets designed to perform in energy markets, supporting grid stability and the integration of renewable energy. Following its acquisition by Masdar, Arlington Energy serves as Masdar's UK delivery vehicle for a £1bn UK battery storage strategy.

Product overview

Arlington Energy is a UK-based battery energy storage system (BESS) company that was acquired by Masdar (Abu Dhabi Future Energy Company), a subsidiary of ADNOC. Following the acquisition, Arlington Energy operates as part of Masdar's global energy storage expansion strategy, developing utility-scale battery storage projects in the UK market as part of a £1bn UK battery storage commitment.

Differentiator

Problem solved

Functional benefit

Products and services

• Stockport BESS Facility

Segments1 record

Ideal customer profiles1 record

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• Penso Power: Penso Power is a UK utility-scale battery storage developer and operator with operational projects across England, closely comparable to Arlington Energy in project type, customer (UK grid), and development-to-operation model.
• Harmony Energy: Harmony Energy is a UK-based developer and operator of utility-scale battery energy storage projects, directly comparable to Arlington Energy in geography, asset class, and route-to-market through UK grid services and capacity market revenues.
• Statera Energy: Statera Energy is a UK developer of utility-scale battery storage and flexible generation assets, closely comparable to Arlington Energy in technology, geography, and revenue mix from UK grid services.
• Zenobē: Zenobē is a UK-headquartered battery storage operator focused on grid-scale and fleet electrification projects, comparable to Arlington Energy in UK BESS focus and asset-light operating model.
• Field Energy: Field Energy is a UK-based developer and operator of grid-scale battery energy storage projects with multi-hundred-MW pipeline, directly comparable to Arlington Energy's project development, EPC integration, and asset operation activities.
• BW ESS: BW ESS is a European battery energy storage developer and operator with UK projects, comparable to Arlington Energy in technology and business model, with partial geographic overlap in the UK market.

Broad incumbents

• Fluence Energy: Fluence is a global provider of battery energy storage products, services, and software with a strong UK presence; comparable as a broad incumbent in the same BESS category Arlington Energy develops, though it operates across hardware, software, and services rather than project ownership.
• Wärtsilä Energy Storage: Wärtsilä Energy Storage is a global utility-scale BESS provider with UK deployments; comparable as an established incumbent supplying grid-scale storage solutions overlapping with Arlington Energy's asset class, but operating through hardware and services rather than as a UK-focused developer.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/arlington-energy-limited

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 Arlington Energy