Energy Storage.
Engineering.
Strategy.

Independent Advanced Engineering & Consulting for BESS and Hybrid Energy Systems. We safeguard the technical quality, reliability and profitability of high-value energy projects worldwide.

Start a Conversation Our Services
2 GWh
Projects Executed
30+
Countries
100+
Years Combined Experience
Why BesstEnergy

The Energy Market Needs Independent BESS Experts

Modern energy systems face structural challenges: intermittency of renewables, limited global expertise in BESS integration, technical & financial risks, and operational underperformance.

Most competitors are EPCs or OEM-dependent integrators. We are independent technical specialists with global BESS expertise—technology-neutral and committed to protecting client interests.

Technology-Neutral

We don't sell equipment. Our role is to protect your interests.

Global Reach

Projects across 5 continents, including the world's largest BESS.

Full Lifecycle Coverage

Design → Engineering → Construction Oversight → Operation.

Solar and BESS Project
1,680 MWh
Largest BESS Project
(Waratah Super Battery)
Our Services

End-to-End Technical & Strategic Services

From concept to operation, we provide comprehensive solutions for BESS and hybrid energy systems.

Strategy & Due Diligence

Technical evaluation and risk assessment for informed investment decisions.

  • Feasibility studies
  • BESS CAPEX/OPEX modeling
  • Regulatory compliance
  • Risk assessments

Engineering & Design

Comprehensive system design and technical specifications.

  • BESS sizing & modeling
  • Hybrid integration (AC/DC)
  • Grid studies
  • EMS architectures

Owner's Engineer

Independent oversight ensuring project quality and compliance.

  • EPC supervision
  • QA/QC protocols
  • FAT/SAT testing
  • Warranty management

Operational Optimization

Maximize performance and extend asset lifetime.

  • Performance analysis
  • Degradation mitigation
  • Revenue optimization
  • Life-extension strategies
Track Record

Featured Projects

Experience through participation in the following featured projects, totaling over 2 GWh of BESS projects executed across 5 continents.

Waratah Super Battery BESS
New South Wales, Australia

Waratah Super Battery

World's largest integrated BESS providing grid stability and facilitating the transition to renewable energy for New South Wales.

850MW
1,680MWh
2024DATE
Owner/Developer: Akaysha Energy (BlackRock)
BESS Supplier: Powin
Power Conversion: eks Energy (Hitachi Energy)
EPC Contractor: CPP (Consolidated Power Projects)
Andes Solar II-B Hybrid
Antofagasta, Chile

Andes Solar II-B

High-altitude hybrid solar plant and intensive battery storage system in the Atacama Desert.

180MWp PV
650MWh BESS
2022DATE
Owner/Developer: AES Andes (AES Corporation)
BESS Tech: Fluence (Siemens/AES)
Power Conversion: GPTech (Hitachi Energy)
EPC Contractor: Prodiel
Lawai Solar + Storage Solar + Storage
Kauai, Hawaii, USA

Lawai Solar + Storage

Pioneering solar-plus-storage project enabling 100% renewable energy after sunset for the island of Kauai.

28MW SOLAR
100MWh BESS
2019DATE
Owner/Developer: AES Distributed Energy
Battery Supplier: Samsung SDI
Inverters: GPTech (Hitachi Energy)
Offtaker: KIUC (Kauai Island Utility)
Benban Solar Park Solar PV
Aswan, Egypt

Benban Solar Park

Development of utility-scale solar plants in one of the world's largest installations, positioning Egypt as a green leader.

166.5MW PV
3PLANTS
2020DATE
Developers: Infinity Solar, ib vogt, Phoenix...
PV Inverters: GPTech (Hitachi Energy)
Lenders: IFC, EBRD, AIIB, CDC
Offtaker: EETC (Egypt Electricity Transmission)
Founding Partners

A World-Class Team

Combining engineering, strategy, finance and execution with 20-30 years of expertise each.

Javier Landero

Javier Landero

CTO, BESS Technical Lead

20+ years in energy sector. Co-founder and CEO of GPTech (integrated into Hitachi Energy). Telecommunications Engineer, AI Master's degree. 200+ projects in 30+ countries including world's largest BESS (Waratah, 1,680 MWh).

Rodrigo Delgado

Rodrigo Delgado

Business Development Director

Telecommunications Engineer and MBA. Co-founder of TENG FORCE and GABITEL (€8M, UK/Germany subsidiaries). Former Endesa Engineering Regional Director (60 people, €40M). Expert in HV infrastructure, wind farms and solar plants.

Juan de Gorostidi

Juan de Gorostidi

Permitting & Sustainability Director

Forestry Engineer and international sustainability auditor. Founder of AGROFORESTAL ACEBO with 20+ years in environmental engineering. 300+ successful permits. Lead Auditor for FSC, PEFC, SURE, AWS. Consultant for WWF, GIZ, SER.

Grant Greatrex

Grant Greatrex

Strategy & Corporate Finance Director

Economist (LSE) and MBA (Warwick). Former Deloitte Partner (18 years) and Arthur D. Little (Global Renewables Partner). €5Bn+ in M&A and project finance deals. Expert Witness in 50+ international energy sector arbitrations.

Let's Build the Future of Energy Storage — Together

We ensure that every project we touch becomes technically robust, financially optimized, operationally reliable, and future-proof.

Start a Conversation View Our Projects
Get In Touch

Ready to Discuss Your Project?

Whether you're planning a new BESS installation, need technical due diligence, or require operational optimization, our team is ready to help.

Website

www.thebesstenergy.com

Email

javier.landero@thebesstenergy.com

Headquarters

Spain — Global Coverage

Markets

Europe, Americas, MENA, Oceania