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Independent energy engineering

Independent engineering for solar, storage & hybrid.

Supporting developers, investors and EPC contractors from concept and procurement through detailed design, construction and commissioning.

Start a conversation ↗Explore our services ↓
Supporting projects acrossUnited KingdomEuropeInternational
Aerial three-dimensional view of a solar and battery hybrid energy site with battery containers, PCS skids and substations
Integrated energy siteSolar PV · BESS · Grid infrastructure

What we bring

Deep technical expertise.
Commercially aware engineering.

We bridge the gap between design intent and project delivery, combining solar PV, BESS and hybrid-system knowledge with a clear understanding of grid, procurement and construction interfaces.

Professional experience

Technical depth shaped
by project delivery.

Core services

Focused expertise where
your project needs it most.

01

Solar PV & hybrid engineering

Coordinated electrical engineering for utility-scale solar PV and solar-plus-storage projects, from early design through construction and commissioning support.

  • Concept and feasibility design
  • Site and equipment layout drawings
  • Single-line diagrams and cable sizing
  • Yield, losses and design optimisation
  • Equipment specifications and BOQs
  • Grid and construction support
02

BESS engineering & design

Practical, buildable engineering for stand-alone, AC-coupled and DC-coupled battery storage across the full technical project lifecycle.

  • System architecture and sizing
  • Site and container layout drawings
  • Electrical BoP, earthing and cable studies
  • MV/HV systems and grid interfaces
  • Protection, control, SCADA, PPC and EMS
  • Commissioning and grid-code support
03

Owner’s engineering & advisory

Independent technical judgement for solar, storage and hybrid assets—protecting performance, programme and long-term project value.

  • Technical due diligence
  • Employer’s requirements
  • Tender and supplier evaluation
  • Design review and assurance
  • Technical interface management
  • Construction and commissioning oversight

Founder-led expertise

Loukas
Koutsopoulos

Dipl. Engineer · MSc · MBA

Electrical Engineer with more than 15 years of experience across utility-scale solar PV, BESS and hybrid energy systems.

Loukas has led multidisciplinary engineering teams and managed technical delivery from concept and system architecture through detailed design, grid integration, construction and commissioning. His background spans extensive solar PV design and delivery experience alongside senior BESS engineering leadership in the UK.

He brings developer, EPC and owner perspectives together—translating complex technical requirements into practical decisions that protect programme, performance and long-term project value.

15+ years in energy engineeringSolar + BESS integrated expertiseLV–HV certified electrical engineer

How we work

Clear thinking.
Rigorous delivery.

01

Define

Clarify requirements, interfaces and the decisions that shape project risk.

02

Engineer

Develop coordinated, standards-led solutions with delivery in mind.

03

Assure

Challenge assumptions, close gaps and support the project through execution.

“
Good engineering does more than meet a specification. It makes risk visible, decisions clearer and delivery more predictable.
IndependentTechnology-agnosticDelivery-focused

Start a conversation

Planning or delivering
an energy project?

Let’s discuss where focused technical support can strengthen your solar, storage or hybrid project.

Email Loukas ↗
lkoutsopoulos@lkengr.com+30 697 388 9745Athens, Greece