Solar Panel Installation for Commercial Buildings in Singapore

Power Your Business with Clean, Cost-Effective Solar Solutions

At First Solution, we provide end-to-end solar panel installation for commercial buildings in Singapore — helping businesses lower operating costs, reduce carbon footprints, and future-proof energy needs.

With 15+ years in security and solar infrastructure, our systems are trusted across retail malls, industrial estates, and office buildings islandwide.

Trusted by Singapore’s Top Businesses — Engineered by First Solution Group


✅ Reduce Electricity Bills

Slash your monthly energy cost by up to 80%, especially during peak tariff hours.

✅ Achieve ESG Goals

Earn BCA Green Mark points and align with the Singapore Green Plan 2030.

✅ Future-Proof Energy Supply

Shield your business from rising energy prices with a 25–30 year system lifespan.

✅ Tap Government Incentives

We help you navigate ECA claims, carbon tax offsets, and solar RECs.


Who We Serve

Our team has successfully completed solar projects for:

  • 🏭 Factories & Industrial Buildings

  • 🏢 Office Complexes & Business Parks

  • 🛒 Shopping Malls & Retail Spaces

  • 🧪 Cold Storage & Data Centres

  • 🏫 Schools & Institutions

  • 🏘️ Mixed-use Developments & Condos


Our Turnkey Commercial Solar Services

We manage the full solar lifecycle so you can focus on your business:

Service Description
Site Evaluation Solar feasibility study, shadow analysis, and ROI projection
System Design Engineered layouts optimised for your roof structure and load requirements
Installation & Integration Tier-1 solar panels, inverters, and safety systems with EMA submission
Remote Monitoring Live performance tracking, fault alerts, and maintenance logging
O&M & Support Regular servicing, module cleaning, and system upgrades

$0 Upfront Cost with Rent-to-Own Plans

Don’t want to commit CapEx? Try our Rent-to-Own Solar Programme:

  • From S$1,200/month for 100 kWp systems

  • Own the system after 10–15 years

  • Free servicing, insurance & repairs

  • Guaranteed performance levels

Perfect for SMEs, industrial tenants, and REITs.

Why First Solution Group?

Engineering-Led, Outcome-Focused
We aren’t just installers — we’re solar engineers with ISO-certified processes and in-house technicians.

Singapore-Based, Regionally Respected
Located in Kallang Pudding Road, our technicians reach any site in under 90 minutes.

Proven Output Reliability
We provide performance warranties, degradation modelling, and 24/7 system health reports.

Trusted By Government & Private Sector
Our clients include logistics parks, retail developers, and statutory boards.


Past Customer – MacPherson Industrial Hub

 Solar Panel Installation for Commercial Buildings Best Solar Panel Installation for Commercial Buildings

Warehouse – 300 kWp System in MacPherson
Two long arrays of solar panels mounted along a central ridgeline, likely east-west facing. This layout is optimal for maximising daily solar yield in commercial environments.

System Overview

  • System Size: 180 kWp

  • Estimated Number of Panels: ~400 to 450 panels (assuming 400–450W per panel)

  • Panel Orientation: East-West along central roof ridge

  • Roof Suitability: Image confirms sufficient space and mounting infrastructure

Performance & Returns

  • Annual Energy Production: ~234,000 to 270,000 kWh/year (based on SG average yield of 1,300–1,500 kWh/kWp/year)

  • Estimated Annual Savings: ~S$48,000+ (based on $0.25–$0.30/kWh)

  • Carbon Offset: ~82 tonnes CO₂/year

  • Estimated ROI: ~4.3 years

  • Ownership Model: 12-Year Rent-to-Own (includes free maintenance & performance guarantee)

Why This System Works:

  • ☀️ Optimised Design: East-west panel orientation ensures power generation from early morning to late afternoon.

  • 📐 Efficient Use of Roof Space: Utilises central ridgeline with symmetrical layout for balanced load and optimal sun exposure.

  • 💰 Financially Attractive: RTO model enables $0 upfront investment with predictable monthly payments and full ownership transfer after term.


Get a Free Site Assessment & Solar Quote

Let us show you how much your business can save. Whether you’re a building owner or tenant, we’ll customise a solar solution that fits your energy profile and financial goals.

📞 Call us: +65 9855 6824
📩 Email: sales@firstsolution.com.sg