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30+ Years of Experience

Shanthi Engineering Works

RADAR Erection & Assembly Specialists

Three decades of RADAR erection and assembly work at sites across India.

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Years Experience
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End-User Organisations
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RADAR Types Worked On
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Projects Across India
Who We Are

About SEW

Shanthi Engineering Works (SEW) is a Chennai-based firm with over three decades of experience in erecting and assembling RADAR towers, antennas and radomes, along with the supporting electrical works.

Founded by S. Rangasamy, SEW works mainly as a subcontractor to RADAR suppliers and manufacturers, and occasionally directly for the RADAR owner, carrying out the site erection and assembly work as per the drawings and instructions provided. Testing, calibration, commissioning and acceptance of the RADAR remain with the RADAR supplier and the end user.

Sole ProprietorshipOwner-led since establishment, with personal involvement in every major project
Work to Supplier StandardsErection as per the RADAR supplier's drawings, standards and site safety rules
Varied Site ExperienceMountain, coastal, shipyard, urban rooftop and open-ground sites
Experienced Field TeamA team experienced in RADAR erection and assembly work
What We Do

Our Services

Site erection, assembly and supporting electrical work for RADAR installations, carried out mainly as a subcontractor to the RADAR supplier.

RADAR Erection & Assembly

Erection of RADAR towers, masts and lattice steel structures, and assembly of RADAR antennas and associated equipment, as per the RADAR supplier's drawings and instructions.

Radome Installation & Maintenance

Installation of radome panels and maintenance work on existing radomes, as per the RADAR supplier's or owner's specification.

Supporting Electrical Works

Electrical works that support the RADAR installation at site, as per the RADAR supplier's drawings and instructions.

Dismantling & Relocation

Dismantling of RADAR antennas, towers and associated structures when a RADAR is to be relocated or decommissioned, and re-erection at the new site, as directed by the RADAR supplier or owner.

Air Traffic RADAR Sites

Erection and assembly work for Air Traffic Control RADARs, such as ASR and ARSR, at airports and airfields, as per the RADAR supplier's drawings and instructions.

Weather & Defence RADAR Sites

Erection and assembly work for weather RADARs, including Doppler weather RADARs (DWSR), and for defence RADARs, as per the RADAR supplier's drawings and instructions.

End Users

RADAR Projects We Have Worked On

SEW has carried out erection and assembly work on RADAR projects for the organisations below, usually working for the RADAR supplier.

IN
Indian Navy
India's maritime defence force.
ICG
Indian Coast Guard
India's maritime security and search and rescue service.
BEL
Bharat Electronics Limited
Government-owned defence electronics company and RADAR manufacturer.
NAL
National Aerospace Laboratories
Aerospace research laboratory under CSIR.
IMD
India Meteorological Department
India's national weather agency.
ISRO
Indian Space Research Organisation
India's national space agency.
Our Work

Projects Across Scope & Terrains

Examples of RADAR erection and assembly work carried out by SEW at different types of sites.

Radome installed atop a government administrative building in Chennai
Urban

Urban Rooftop Installation

Erection of a radome and RADAR antenna on the roof of a government building in Chennai.

RADAR tower erected on a high-altitude mountain site
Mountain

High-Altitude Mountain Installation

Erection of a RADAR tower at a high-altitude mountain site, working in cold weather and with difficult site access.

RADAR antenna being lifted by crane onto a coastal lighthouse
Coastal

Coastal Lighthouse Installation

Crane lift and installation of a RADAR antenna on top of a lighthouse.

Naval vessel at a shipyard with its RADAR mast under installation
Maritime

Naval Vessel Installation

Installation of a RADAR antenna on a naval vessel at the shipyard, working with the RADAR supplier and shipyard teams.

Lattice steel RADAR tower being erected by crane
Open Terrain

Ground RADAR Tower

Erection of a lattice steel RADAR tower and mounting of the RADAR antenna, with supporting electrical works.

Parabolic dish antenna installed atop a building
Precision

Parabolic Dish Installation

Assembly and installation of a large parabolic antenna and its pedestal on a building, with supporting electrical works.

Our Edge

Why Choose SEW

Why RADAR suppliers choose Shanthi Engineering Works for site erection and assembly work.

30+ Years of Experience

Over three decades of RADAR erection and assembly work, on older and newer RADAR installations alike.

Used to Working at Secure Sites

Our teams are used to working at defence and government RADAR sites and follow each site's security and safety rules.

Experience at Difficult Sites

Experience working at high-altitude, coastal, shipyard and urban rooftop sites, including remote locations.

One Team on Site

One team for structural erection, mechanical assembly and supporting electrical works, as per the RADAR supplier's drawings and instructions.

Leadership

The Founding Vision

SR
S. Rangasamy
Proprietor, Shanthi Engineering Works

With over three decades at the helm, S. Rangasamy has built Shanthi Engineering Works into an established RADAR erection and assembly firm. His experience covers structural erection, mechanical assembly and supporting electrical works.

His leadership philosophy is simple: be there in person, from the first lift to the last bolt. He stays at site and is personally involved in every major project.

Get In Touch

Contact SEW

To discuss erection, assembly or electrical work for a RADAR project, contact us directly.

Direct Contact

Phone +91 - 9444 456 121
Email rangashanthi@gmail.com
Location Chennai, Tamil Nadu, India
Availability: We accept project inquiries from RADAR suppliers, government organisations, defence PSUs and authorised contractors. Response time is typically within 24 working hours. For urgent requirements, please call directly.
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