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OUR PROJECTS & SERVICES

Explore our ongoing and completed projects, along with the construction services we provide across Guam. From new construction to repairs, renovations, and specialized work, our team delivers practical solutions built to meet each project’s needs.

Ongoing Projects

Supply Engineering & Expertise of PCMS/

Substation SCADA 

Provided supply, engineering, integration, testing, and commissioning support for a PCMS/Substation SCADA System. Including SCADA equipment, electrical rough-ins, line installation, and integration to support automated power monitoring and control.

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Renewable Energy Resource Acquisition 'Phase IV

Electrical and SCADA system installation including electrical rough-in, conduit and raceway installation, control and communication cabling, SCADA panel assembly, network and fiber infrastructure, and system programming.

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Naval Hospital,

Guam

Remove existing entrance gratings, and procured and installed new gratings at the Naval Hospital. Work was completed with final cleanup and demobilization.

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Warehouse

Roof Repair

Warehouse roof repairs to address damaged roofing components, improve weather resistance, prevent water intrusion, and restore the roof’s overall condition and functionality.

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Residential House
Modern Office Building
Industrial Pipe Structure

Federal 

Residential

Commercial

Industrial

Our Services

GENERAL CONSTRUCTION & DESIGN-BUILD

Residential and commercial construction, Customized home and office build-outs, Structural framing, foundation, and concrete works, Partition walls, ceiling systems, and tiling, and Exterior and interior finishing works. 

CIVIL WORKS

 Earthworks, backfilling, and land development, Drainage systems, manholes, and slope protection, 

Road concreting and curbs, and Perimeter fences (hollow blocks, concrete, and steel). 

HVAC, MECHANICAL, ELECTRICAL, PLUMBING (MEP)

Electrical installation, wiring, and panel board setup, Air conditioning (split-type) installation and servicing, Plumbing layout, pipefitting, and water systems, Pump systems and water tank installation, and Lighting and appliance installations. 

PAINTING & WATERPROOFING

High-rise exterior painting with rope access teams, Epoxy floor coatings and membrane waterproofing,

Surface preparation, patching, and sealing, and Repainting and wall treatments for residential/commercial. 

PROPERTY MAINTENANCE

Building maintenance (residential, commercial, industrial), Door, fixture, and hardware repairs,

Post-construction cleaning, and Preventive and corrective maintenance programs. 

ROLL-UP DOORS & METAL FABRICATION

Supply and installation of roll-up doors, Steel gates, louvers, shutters, and roof hatches,

Welding and metal repairs, and Customized steel works for homes and businesses. 

LIGHTING & ELECTRICAL FIXTURES

 LED and energy-efficient lighting systems, Streetlights, garden lights, and emergency

lighting, and Lighting automation and control systems. 

ROOFING SERVICES

Roof installation (metal, tile, membrane), Roof sealing and leak repair, and

Flashing, gutters, and downspouts installation. 

ROAD & UNDERGROUNG UTILITY REPAIR

Asphalt & Concrete Road Repair, Utility Trenching & Excavation, Pipe &

Conduit Installation, and Backfill & Surface Restoration. 

MARINE & UNDERWATER SERVICES

Certified diver for underwater minor repair & inspection, Submerged

structure cleaning, Submerged salvage and recovery, and Pier maintenance. 

TYPHOON PREPARATION & EMERGENCY RESPONSE

Securing windows, doors, and loose materials, Emergency sandbagging and

flood barriers, and Quick-response repair crew post-typhoon. 

LOGISTICS SUPPORT

Delivery and transport of construction materials, On-site handling and unloading assistance, Warehouse

and storage setup, and Labor support for logistics operations. 

LED LIGHT SUPPLY & INSTALLATION

Supply of high-quality, energy-efficient LED lighting, Indoor and outdoor lighting systems (residential,

commercial, industrial), and Installation of garden lights, ceiling lights, floodlights, and emergency lighting. 

VINYL TILE INSTALLATION

Supply and installation of vinyl flooring (tiles and sheets), Surface preparation, leveling, and

adhesive application, and Custom patterns and layouts for homes, offices, and showrooms

ROLL-UP DOOR SERVICES

Supply and installation of commercial-grade roll-up doors, Manual and motorized options available,

and Maintenance, repair, and re-alignment of existing doors. 

TYPHOON PREPARATION SERVICES

Securing windows, doors, and roof openings before storms, Reinforcement of structures using temporary barriers, Supply and installation of protective boards, sandbags, and storm shields, and Emergency response and damage assessment after typhoons. 

© 2018 by Samtin LLC dba: Tri-Spec Construction

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