Solar and Battery Energy Storage Systems

Tetra Tech offers integrated solar energy services that span feasibility, development, construction, and operations. With experience across utility-scale and distributed solar, we help clients reduce emissions, optimise land use, and accelerate their transition to net zero energy systems.

We deliver tailored consultancy and engineering support using our Leading with Science® approach, combining global solar expertise with cutting-edge digital tools. From early-stage planning to grid integration and battery energy storage systems (BESS), Tetra Tech ensures project success through local knowledge backed by global expertise.

Solar Feasibility and Site Assessment

We conduct robust feasibility and site assessments to inform confident investment decisions and maximise the value of solar assets.

• Solar resource analysis and energy yield forecasting
• Site screening, land use, and planning assessments
• Grid connection assessments and strategy
• Environmental and permitting risk evaluations
• Visualisations

Planning and Environmental Services

Our experts guide clients through complex planning, permitting, and environmental processes to ensure compliant and sustainable project delivery.

• Environmental impact assessments (EIAs)
• Habitats directive and habitat regulation assessments (HRAs) of plans and projects
• Landscape and visual impact assessments (LVIAs)
• Planning application preparation and support
• Stakeholder consultation and engagement strategies
• Section 36 applications
• Planning appeals
• Discharge of planning conditions
• Expert witness

Engineering Design and Technical Advisory

We offer engineering design and advisory services at every project stage, delivering technical excellence from concept through to commissioning.

• Civil, structural, geotechnical, and electrical design for solar PV systems
• Battery energy storage system (BESS) integration
• Technical due diligence and design review
• Procurement and construction support
• Site selection studies

Grid Connection and Energy Integration

We provide specialist support to help clients secure timely, cost-efficient grid connections, and optimise energy system integration.

• Grid code compliance and connection applications
• Network modelling and capacity studies
• Hybrid and co-located technology integration
• Power system analysis and mitigation strategies

Operations Support and Asset Optimisation

Post-construction, we help clients monitor, maintain, and enhance solar asset performance throughout the project lifecycle.

• Performance benchmarking and diagnostics
• Asset management and operations and maintenance (O&M) strategy
• Repowering and system upgrades
• ESG and reporting support for regulatory compliance