Case Studies

Sealife Adventure
(Miller Leisure Ltd)

How Miller Leisure Ltd achieved £1.34M+ in lifetime savings with a 175.6kWp solar installation.

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Case Studies

Exceptional Results

This commercial solar installation delivers outstanding financial and
environmental returns.

£

1,072,780

Lifetime Bill Savings

£

59,000

+

Annual Savings

43.22

%

Internal Return Rate (IRR)

2.4

yrs

Payback Period

645

Solar Panels Installed

290.25

kWP

System Capacity
£

47,232

Year 1 Savings
£

1,341,682

Lifetime Projected Savings

35.49

tonnes
Annual CO₂ Reduction

18

%
Site Energy Demand Covered

6,641

Trees Equivalent (Lifetime)

Highly Commended

East of England Energy Efficiency Awards 2025
All figures are estimated and subject to site conditions and energy usage patterns.
Client Objective

Why Renewable Energy?

Understanding the business drivers behind the decision to invest in solar

Miller Leisure Ltd sought to lower operational energy costs at Sealife Adventure, a high-footfall public venue in Southend-on-Sea

The business required improved cash flow and long-term financial predictability against volatile grid pricing

Advancing the sustainability strategy was essential to align with the venue's public-facing environmental values

Reducing reliance on grid electricity and future-proofing energy costs were key commercial drivers

The Challenge

Overcoming Obstacles

Every project presents unique constraints. Here’s what we navigated to deliver success.
Public-Facing Venue Operations

Careful coordination required to deliver a large rooftop installation with minimal disruption to a venue welcoming visitors daily

Complex Roof Geometry

The venue’s distinctive architectural roof design demanded a bespoke panel layout to maximise rooftop utilisation and solar yield

Health & Safety in Public Environment

Comprehensive safety planning for working at height above an active public venue, including controlled access zones and material handling protocols

Electrical Infrastructure Integration

Seamless integration of the 175.6kWp system with the venue’s existing electrical infrastructure without service interruption

S-TEC Solution

Our Approach

A tailored solution designed to maximise returns while meeting all technical and commercial requirements.

175.6kWp Rooftop Solar PV System
A large-scale rooftop solar array designed for maximum utilisation of the venue's roof space, covering 18% of total site energy demand
Bespoke Panel Layout Design
Custom system design accounting for the venue's unique roof geometry to optimise energy generation and structural loading
Coordinated Programme Management
Phased installation programme carefully scheduled around venue operating hours to maintain an uninterrupted visitor experience
Electrical Integration
Expert integration with existing electrical infrastructure, ensuring seamless switchover and optimal system performance
Comprehensive H&S Planning
Dedicated health and safety coordination covering working at height, safe material handling, and public safety measures throughout the installation
Future-Proofed Energy Strategy
System designed to provide long-term protection from energy price volatility, stable energy planning, and enhanced operational resilience
Delivery & Installation

From Concept to Completion

Our streamlined approach delivers exceptional results with minimal disruption.
01

Feasibility & Site Assessment

Detailed site survey including structural analysis of the venue's distinctive roof, electrical assessment, and energy usage profiling to establish project parameters.
02

System Design & Planning

Bespoke 175.6kWp system design optimised for the roof geometry, with full programme management planning around venue operations.
03

Installation & Integration

Professional installation with comprehensive health and safety protocols for working above a public venue, followed by seamless electrical integration.
04

Commissioning & Handover

Full system testing, grid connection, and handover with performance monitoring setup and ongoing support arrangements.
Is This Relevant?

This Project May Be
Relevant If...

  • Leisure, tourism and public-facing venues with available roof space

  • Businesses seeking immediate cash flow improvement through reduced energy costs

  • Organisations requiring installation around active public operations

  • Commercial sites looking to future-proof against energy price volatility

  • Businesses with ESG commitments and public sustainability values

Sound like your situation? Let’s explore how we can help.

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Energy Future?

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