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EXPERT BESS ENGINEERING & STRATEGIC ADVISORY
UTILITY-SCALE STORAGE DESIGN & AUDITS
Thanos Renewables provides professional engineering consultancy to assist with every phase of utility-scale energy storage. We offer detailed risk mitigation, supplier evaluation, and complex interface management to ensure technical excellence and commercial certainty throughout the whole BESS life cycle.
NAVIGATING PROJECT SHIFTS

Mastering BESS engineering with precision
Battery storage involves intricate integration of PCS technology, MV transformers, fire suppression, and SCADA systems. We provide the technical rigour required to navigate grid compliance and manufacturer warranties, helping our clients define clear responsibilities and maintain project momentum during critical construction phases.
1. ANALYSE
Strategic BESS due diligence and auditings
Specialist technical audits, feasibility mapping, asset technology reviews and independent investment appraisal.
2. PLAN
Full technical BESS assurance and design
Drafting employer’s requirements, comprehensive design reviews, equipment specification and robust warranty definition.
3. BUILD
Expert BESS site construction supervision
Full owner's engineer representation, factory acceptance testing, site inspections and managed commissioning support.
4. MANAGE
Performance audits and long-term support
Long-term O&M assurance, operational handover management, KPI performance analysis and ongoing technical advisory.
The Thanos Advantage
Proven engineering expertise
Asset-owner focus
Objective advice rooted in deep technical analysis and site-specific risk profiles.
Dedicated support designed to protect your technical and long-term commercial goals.
Hands-on site experience
Objective reporting
Real-world engineering insights gained from decades of commissioning and site management.
Transparent documentation that clarifies risks, party impacts and specific remedial actions.
RECENT BESS PROJECT ADVISORY
Demonstrating our track record in providing technical and commercial oversight for high-capacity battery storage developments.
BESS Infrastructure Pilot Review
Managed an independent technical review for a large-scale BESS installation integrated with EV charging. The work included assessing control logic, data integrity, warranty liabilities and developing a framework for grid-scale deployment.
Utility BESS O&M Gap Analysis
Conducted a detailed audit of BESS maintenance contracts against UK grid standards, evaluating availability guarantees, response SLAs, degradation models and lifecycle management for a major utility-scale portfolio.
Engineering Procurement Audit
Strategic assessment of battery technology, EMS software and system architectures. We delivered clear recommendations based on grid suitability, hardware reliability, UK support networks and bankable acceptance criteria.
Engineering Leadership

Tony Hodkin
Chief Technology Officer & Senior BESS Lead
Tony directs the BESS consultancy arm, drawing on twenty years of engineering across renewable sectors. He specialises in technical due diligence, equipment specification, and complex BESS commissioning, helping clients overcome the most difficult technical hurdles.
Ready for BESS technical clarity?
Consult with our engineering team regarding your energy storage strategy, procurement specs, construction risks, or factory acceptance testing requirements.
BESS engineering service areas
• BESS site feasibility and site layout
• Technical and vendor due diligence
• Performance review of BESS pilot sites
• Owner’s Engineer and lead technical agency
• Electrical and thermal design review
• Battery and PCS technology assessment
• MV transformers and plant infrastructure
• Control logic and BESS EMS integration
• Data verification and SCADA reporting audits
• OEM technical audits and benchmarking
• UK market readiness for global manufacturers
• Procurement and technical requirement specs
• Tier-1 supplier vetting and shortlisting
• Contractual and warranty liability review
• O&M market alignment and gap assessment
• Uptime and response-time SLA analysis
• Augmentation and lifecycle scheduling
• Analysis of degradation warranty terms
• Factory audits and site acceptance testing
• FAT/SAT witnessing and defect tracking
• G99 grid compliance and documentation
• On-site construction and BESS commissioning
• Operational handover and asset take-over
• BESS portfolio KPI and data frameworks
• Availability monitoring and claim management