Three Star Trust Contracting Company (TST) is a multi-disciplinary maintenance, manpower, and contracting partner delivering dependable workmanship across HVAC, Electrical, Piping, Civil, and Mechanical works. Built on Quality, Safety, and Reliability, we support commercial, industrial, and residential facilities with accountability and on-time execution.

Your Trusted Contracting Partner

Building Excellence With Trust and Dedication

Three Star Trust Contracting Co. (TST) delivers dependable technical workmanship, skilled manpower, and comprehensive facility support. We are committed to uncompromised quality, safety, and client satisfaction across every industrial and commercial project we undertake.

8+

Core Technical & Facility Services

100%

Commitment to Safety & Quality

24/7

Responsive Maintenance Support

100%

Skilled & Certified Workforce

What We Do

Our Core Business Categories

1 hvac – air conditioning & ventilation

Heating Ventilation and Air Conditioning

Complete installation, preventive maintenance, repair, and ductwork services for split, package, chiller, and ventilation systems.

2 electrical works

Electrical Works

Safe and code-compliant electrical installation, distribution boards, wiring, fault finding, lighting, and generator connections.

3 piping & plumbing

Piping and Plumbing

Reliable water supply, drainage, chilled-water pipework, pump connections, fire-fighting pipework, and pressure testing.

4 civil works

Civil Works

Building construction, block work, plastering, flooring, painting, gypsum partitions, waterproofing, and office/camp fit-outs.

7 cleaning services

Cleaning Services

Commercial and residential cleaning, post-construction cleaning, deep cleaning and routine janitorial services, delivered by trained and supervised teams.

5 mechanical works

Mechanical Works

Equipment installation, pump alignment, steel fabrication, welding, cutting, and industrial shutdown/turnaround manpower support.

8 facility maintenance (amc)

Facility Maintenance (AMC)

Annual maintenance contracts combining preventive and corrective maintenance, with scheduled visits and rapid response for breakdowns.

6 manpower contracting

Manpower Contracting

Supply of skilled, semi-skilled, and general workers including technicians, electricians, plumbers, and supervisors on short or long-term contracts.

9 general contracting support

General Contracting Support

Coordinated multi-trade execution for fit-out, refurbishment and maintenance projects under a single point of contact.

Safety & Quality First

Committed to Safety, Quality & Reliability

Safe work practices for our people and your site. We deliver reliable technical and maintenance services with strict adherence to safety standards and quality workmanship

Why Choose Our Services

We are committed to delivering dependable workmanship and professional facility support with strict adherence to safety and quality standards.

Our Expertise & Reach

Powering Industries & Facilities Across Saudi Arabia

From commercial buildings and residential compounds to major industrial facilities, we deliver reliable technical workmanship, skilled manpower, and comprehensive maintenance solutions tailored to the Kingdom’s highest standards.

Head Office

Al Jubail, Eastern Province, Saudi Arabia

Industrial Support Area

Jubail Industrial City, Saudi Arabia

Kingdom-Wide Service

Available Across Saudi Arabia & Major Plants

About Founders

About Founders / Management Team

MD Shamimul Huq

MD

Aliz Hasan

CEO

MD Mahmudul Kabir Basunia

Director

Our Portfolio

Our Latest Works

Industrial HVAC Maintenance

Jubail Industrial City, KSA

Electrical & Panel Installation

Al Jubail Commercial Area

Plant Piping & Mechanical Works

Eastern Province Facilities

Facility Support & Manpower Supply

Client Plants & Warehouses

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Frequently Asked Questions

We provide comprehensive HVAC, Electrical, Piping, Civil, and Mechanical works, along with Manpower Supply, Cleaning Services, and Facility Maintenance (AMC)

Yes, our operations are based in Al Jubail, and we serve commercial, industrial, and residential clients throughout the Eastern Province and the Kingdom.

You can easily reach out to us by filling out this form, sending an email to info@threestartrust.com or contacting our management team directly.