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Owner's Engineering

Independent technical office from design review to grid acceptance.

An owner's technical office for the full construction cycle: construction management, HSE and environmental supervision, commissioning oversight and grid acceptance, protecting the owner's interests at every milestone.

Duration of construction
393 MWEPC managed
87Mandates delivered
What you get
Construction management and facultative project direction
Quality Control Plan (QCP) and Inspection & Testing Procedures (ITP), with non-conformity management
Health & Safety coordination as legally required in Spain (Real Decreto 1627/1997)
Facultative project direction, closing with the Final Work Certificate
Punch-list review and validated handover to the O&M team
Commissioning supervision and grid acceptance
Full TSO commissioning path: EON, ION, ApesP, First Injection Certificate and FON
Connection-point registration, communication and metering tests, including the CIL certificate
Administrative authorisation for operation, RAIPEE registration and Grid Bond return
CTA request and CUPS for generation and auxiliary services (SSAA)
C&I construction and legalisation supervision
Sound familiar?

The problems we get called for.

01

The EPC contractor's interests are not your interests, and on site, nobody is watching yours.

02

Quality issues discovered at commissioning cost multiples of what prevention would have.

03

Grid acceptance and legalisation delays burn months of revenue after mechanical completion.

If any of these are costing you time or money, keep reading.

Why One Hub Energy

What you get with us that you won't get elsewhere.

01

A technical office that answers only to you

Construction management, QA/QC, HSE and environmental supervision, a technical office that answers only to the owner.

02

Proven at scale

485 MW of EPC managed across utility-scale and C&I projects, supervised through commissioning.

03

From design review to COD

One continuous scope: engineering validation, site supervision, commissioning oversight and the administrative path to grid acceptance.

Advisory, powered by our own software

Site supervision is backed by our internal digital tooling (OneDev Suite) for construction reporting, grid analysis and project management, full traceability for the owner.

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One Hub Energy

Driving confident decisions in complex energy markets.

ONE HUB ENERGIA S.L.CIF B-01610229Parc Tecnològic Barcelona ActivaC/ Marie Curie 8-12 (Modules A201–A211) · 08042 Barcelona+34 931 215 343 · connect@onehub.energy
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Backed by Octopus Energy Generation
Proyecto SNEO-20231420 subvencionado por el CDTI. Gobierno de España, Ministerio de Ciencia, Innovación y Universidades.Financiado por ENISAProyecto CPP2021-008632 financiado por MCIN/AEI/10.13039/501100011033 y por la Unión Europea NextGenerationEU/PRTR.

Proyecto SNEO-20231420 (OneFlex) subvencionado por el CDTI · Proyecto CPP2021-008632 (DiÓptiBa) financiado por MCIN/AEI/10.13039/501100011033 y por la Unión Europea NextGenerationEU/PRTR · Proyecto PR-NMN-01-2023-000444 (OneBESS) financiado por la Unión Europea — NextGenerationEU, a través del IDAE (Ministerio para la Transición Ecológica y el Reto Demográfico), en el marco del Plan de Recuperación, Transformación y Resiliencia.

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