
EPC ENGINEERING · SINCE 2017
Solar PV, BESS, Energy Saving & Electrical EPC
Sustech designs, supplies, installs and commissions solar plants, lithium battery energy storage systems and energy-efficient industrial lighting and cooling for commercial and industrial clients across Bangladesh — engineered to IEC, BNBC and NFPA standards, with single-point accountability.

Sustech engineers installing rooftop solar on a factory roof in Chittagong, Bangladesh
Technology partners
Our global technology partners
- Atomberg
- Growatt
- Hithium
- JA Solar
- Jinko Solar
- Bureau Veritas
Key figures
Proven across Bangladesh's industrial sector since 2017.
Clients served
Projects executed
Years in operation
Solar installed
What we do
End-to-end engineering, under one roof.
Ten service lines covering an industrial facility's power, energy, safety and compliance — from design to commissioning.
Solutions by sector
Built for your industry.
We engineer to the realities of your sector — its loads, standards, downtime costs and compliance.
Featured projects
Engineering you can stand on.
A selection of recent industrial and commercial projects — scope, scale and outcome.
What sets us apart
In-house engineering, not resale. Our own engineers design every system — so the solution fits your site, not a catalogue.
Compliant by design. Every project is engineered to IEC, BNBC and NFPA standards, documented and verifiable.
A safety-first culture. Protection of people and plant is engineered in, not bolted on.
One accountable team. Single-point responsibility from design through procurement, construction and commissioning — no finger-pointing between vendors.
Support that lasts. After-sales service and AMC keep your systems performing for their full design life.
How we work
From brief to commissioning, in four clear stages.
- 01
Discover
We assess your site, loads, constraints and goals.
- 02
Engineer
We design to standard, with full documentation and a defensible BOQ.
- 03
Deliver
We procure quality components and build to specification.
- 04
Commission
We test, certify and hand over a system that performs — then support it.
Trusted by leading industrial and commercial clients.
- Naturub Accessories Bangladesh (Pvt) Ltd
- United Group Head Office
See the numbers before you commit.
Estimate your solar capacity, savings and payback in minutes with our engineering calculators — the same models our engineers use.
Testimonials
In our clients' words.
“Sustech's thermography and electrical testing services helped us identify critical issues before they caused downtime. Their detailed reports and practical recommendations saved us significant repair costs. Highly recommended for industrial electrical audits.”
“We engaged Sustech for substation and generator work at our Cox's Bazar facility. Their team's professionalism, safety standards, and ability to deliver in a challenging environment were impressive. We continue to rely on them for electrical maintenance across our sites.”
“Sustech delivered our 790 kWp rooftop solar installation on time and within budget. Their technical expertise and understanding of Bangladesh's grid compliance requirements set them apart. The system has been performing reliably, significantly reducing our energy costs.”
Products & distribution
Products & distribution.
Selected products and brands Sustech distributes, installs and supports across Bangladesh — from energy-efficient fans to industrial lighting, solar street lights and lightning protection.

Atomberg
Atomberg Gorilla BLDC Ceiling Fan
65% energy savings vs conventional fans, BLDC motor, 5-star BEE-rated. Sustech is sole distributor for Bangladesh.

UFO High-Bay LED Luminaire
Industrial-grade UFO high-bay LED for warehouses and production halls — high lumen output, low maintenance.

Sustech Solar Street Light
All-in-one solar street light with integrated PV, LiFePO4 battery and LED — dusk-to-dawn, no grid connection.

Lightning Air Terminal & Down-Conductor
IEC 62305-compliant air terminals and down-conductor systems — designed, installed and tested by Sustech.
Knowledge
From our knowledge hub.
Practical engineering guidance for industrial Bangladesh — solar, safety, testing and compliance.
Planning a solar, storage or energy-saving project?
Tell us what you're building — our engineers will scope the Solar, BESS and Energy Saving scope with you, no obligation.
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