What Guam Advance Enterprises Inc does

Guam Advance Enterprises Inc (GAEI) is a 42-person electro-mechanical contractor founded in 1990, headquartered in Tamuning, Guam, with regional offices in Makati, Philippines and Airai State, Palau. The company delivers electrical works, mechanical works, power plant construction, building construction, and transmission and distribution (T&D) infrastructure across the Western Pacific. Its certified footprint includes ISO 9001:2015 quality management, CMMC Level 1 cybersecurity (valid through 2026), and 13 contractor license classifications that enable direct bidding on Government of Guam and U.S. federal projects. Core technical capabilities span fuel pipeline EPC, utility-scale battery energy storage, solar integration, bunker construction, and military facilities work.

The company generates revenue primarily through fixed-price EPC contracts and direct construction service engagements awarded by U.S. federal military agencies (NAVFAC Pacific, U.S. Air Force) and large prime contractors (Samsung E&C, Doosan Heavy Industries, Sumitomo Mitsui, Black Construction, Core Tech International, Reliable Builders, Hampton Roads). Backlog visible in disclosures includes the $121.6M Ukudu Fuel Pipeline EPC, $9.5M Yona Solar BESS, $11.7M Artillery Battery, $7.3M Government of Guam Education, and $8.9M Radio Barrigada projects. The business model is multi-year infrastructure program execution tied to the ongoing Guam military buildup and regional utility grid modernization.

Operational reach extends beyond the home islands to project work in Greece, New Caledonia, Papua New Guinea, UAE, and Eritrea, supporting a multi-jurisdiction execution capability unusual for a contractor of its size. The company is management-owned with no disclosed PE/VC sponsors and is led by President Mike H. Lee. Customer relationships are anchored primarily in public-sector and large-EPC-prime contracting channels, with a small multi-island delivery network serving as its principal structural differentiator.

Name

Guam Advance Enterprises Inc

Legal name

Guam Advance Enterprises, Inc.

Website

https://guamadvance.com

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

11–50 employees

Short description

Guam Advance Enterprises Inc is a 42-person electro-mechanical contractor founded in 1990, delivering electrical, mechanical, power, building, and T&D infrastructure across Guam, the Philippines, and Palau for U.S. federal and prime contractor clients.

Ownership category

akta.pro rank

Product category

Electro-Mechanical Construction Services

NAICS

Engineering Services (541330)

SIC

Services-Engineering, Accounting, Research, Management (8700)

akta.pro primary industry

Electrical Contracting & Wiring (IMAFALAA)

akta.pro secondary industries

Substation EPC (AIS/GIS) & Switchyard Construction (EUAEABAC), Substations, Transformers & Grid Step-Up Facilities (EHV Substations, GSU Transformers) (EUAMAFAE), Electrical Contracting (Commercial/Industrial) (IMAIABAC)

Keywords

• Electro-mechanical construction
• Electrical contracting services
• HVAC and plumbing works
• Power plant construction
• Transmission line installation

Headquarters

HQ city

Tamuning

HQ country

Guam

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales

Revenue model

1. Construction Project Services: GAEI generates revenue through fixed-price project contracts for electrical and mechanical construction works. Projects range from small facility repairs to major power plant installations. Revenue is recognized upon project completion across various sectors including power generation, hospitality, government facilities, and infrastructure.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

Guam Advance Enterprises, Inc. (GAEI) is an electro-mechanical contractor that designs, installs, and maintains electrical and mechanical systems for power plants, substations, transmission and distribution infrastructure, commercial buildings, hotels and resorts, military facilities, schools, and water/wastewater treatment plants. The company delivers integrated project offerings combining electrical works (transmission, distribution, substations, instrumentation and controls) with mechanical works (HVAC, plumbing, fire protection, process piping) under fixed-price contracts. Operations span Guam, Philippines, Palau, and international sites including Greece, New Caledonia, Papua New Guinea, UAE, and Eritrea.

Product overview

Guam Advance Enterprises, Inc. (GAEI) is an electro-mechanical contractor offering a unified portfolio of construction services rather than a software platform. The company provides two primary service lines—Electrical Works and Mechanical Works—along with specialized capabilities in power plant construction, building construction, and transmission/distribution infrastructure. These services are delivered as integrated project offerings where electrical and mechanical components are often combined in single contracts for projects spanning power plants, hotels, commercial buildings, schools, military facilities, and utility infrastructure.

Differentiator

Problem solved

Functional benefit

Products and services

• Electrical Works Comprehensive electrical construction services including transmission line and distribution, substation and switchyard construction, medium to large scale lighting and power systems, auxiliary systems (fire alarm, PA/BGM, CCTV, CATV, door access/card reader, building automation, light dimming, voice/data, intercom), instrumentation and controls for power plants and industrial facilities, and electrical underground and site distribution works. Delivered to government, defense, hospitality, and power sector clients under fixed-price contracts.
• Mechanical Works Full mechanical construction services including HVAC systems, plumbing and sewer systems, fire protection and sprinkler systems, process and mechanical piping, sewage and water treatment plant construction, and mechanical underground and site distribution works. Delivered as standalone mechanical contracts or combined with Electrical Works under integrated electro-mechanical project delivery.
• Power Plant Construction Services Electrical and mechanical construction for power generation facilities including coal-fired power plants, diesel power plants, combined-cycle power plants, and power plant upgrades and modifications. Performed for power producers and EPC prime contractors such as Doosan Heavy Industries, Sumitomo Mitsui, and Samsung E&C on projects including the Koniambo 350MW Coal Fired Power Plant, Chios Diesel Power Plant, and Ukudu Combined-Cycle Power Plant.
• Building Construction Services Total building electrical and mechanical work for commercial buildings, hotels and resorts, educational facilities, military facilities, and residential complexes. Delivered as integrated electro-mechanical packages for hotel groups (Hyatt, Sheraton, Tsubaki/Nikko), US military projects (NAVFAC Pacific, US Air Force), and commercial developers (Dondondonki Guam).
• Transmission and Distribution Infrastructure Installation and construction of transmission lines, substations, switchyards, and related electrical distribution infrastructure up to 115kV. Performed for utilities such as Guam Power Authority and as subcontractor to prime contractors including Samsung E&C America on renewable energy integration projects.

Quantifiable outcome

• Successfully completed projects for Korea Heavy Industries & Construction Co., Ltd. (1994-1995) and Ssangyong Engineering & Construction Co., Ltd. (1990-1993)

Named customers11 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

15 partnerships are on record, tiered major, core and minor.

• Samsung E&C America Inc.majorStrategic or Co-development PartnerSamsung E&C America Inc. as prime contractor engaged GAEI as subcontractor for the $9,500,000 115kV Transmission Line Work for Yona Solar and BESS project for Guam Power Authority. GAEI performs electrical and civil works as part of this large-scale renewable energy infrastructure project.
• Doosan Heavy Industries & Construction Co., LTD.majorImplementation/ SI/ Consulting PartnerDoosan Heavy Industries as EPC contractor for Ukudu Combined-Cycle Power Plant engaged GAEI for Grey Water Pump Station installation. GAEI also worked with Doosan on multiple international power plant projects including Koniambo 350MW (New Caledonia, $9.19M) and Chios Diesel Power Plant (Greece, $5.26M).
• Taisei CorporationcoreImplementation/ SI/ Consulting PartnerTaisei Corporation as prime contractor for Palau International Airport project engaged GAEI for electrical, mechanical, and plumbing works ($5,600,000).
• Sumitomo Mitsui Construction Co., Ltd.coreImplementation/ SI/ Consulting PartnerSumitomo Mitsui Construction as EPC contractor engaged GAEI for Cabras Power Plant Fuel Valve Automation ($571,600) and Agat Santa Rita Waste Water Treatment Plant ($980,000).
• Koniambo Nickel S.A.SmajorImplementation/ SI/ Consulting PartnerKoniambo Nickel S.A.S as owner engaged Doosan Heavy Industries (with GAEI as subcontractor) for Koniambo 350MW Coal Fired Power Plant in New Caledonia ($9,190,429).
• KEPILCO + Salcon Power Corp.coreImplementation/ SI/ Consulting PartnerKEPILCO + Salcon Power Corp. as owners engaged Doosan Heavy Industries (with GAEI as subcontractor) for Cebu 200MW Coal Fired Power Plant in Philippines ($3,548,295.45).
• Aboitiz Power / Galing Power Energy & ConstructioncoreImplementation/ SI/ Consulting PartnerAboitiz Power and Galing Power Energy as owners engaged GAEI for Therma Visayas Energy 300MW project in Cebu, Philippines ($7,043,000) for electrical, instrumentation, control, fire fighting, HVAC, and plumbing works.
• Tsubaki HotelminorImplementation/ SI/ Consulting PartnerTsubaki Hotel (Nikko Hotel extension) engaged GAEI for 26-storey hotel project electrical and mechanical works ($3,161,000).
• Hensel PhelpsmajorImplementation/ SI/ Consulting PartnerHensel Phelps as prime contractor for Radio Barrigada project ($8,976,734) for US Navy NAVFAC Pacific engaged GAEI for mechanical works.
• Caddell/NanmajorImplementation/ SI/ Consulting PartnerCaddell/Nan as prime contractor for GOJ Education Center ($7,306,364) engaged GAEI for fire sprinkler, cybersecurity, and DDC works.
• Nan Inc.majorImplementation/ SI/ Consulting PartnerNan Inc. as prime contractor for Artillery Battery Facilities ($11,762,030) engaged GAEI for mechanical works.
• Pacific Modair CorporationminorImplementation/ SI/ Consulting PartnerPacific Modair Corporation as contractor engaged GAEI for Palau Pacific Resort Main Power Line Replacement ($461,496.06).
• KWM Industries Phils. Inc.coreImplementation/ SI/ Consulting PartnerKWM Industries Phils. Inc. as contractor engaged GAEI for Refinery Master Plan 2 instrument and control works ($3,397,172) for Petron Corporation in Philippines.
• GILBANE SMCC ECC (GSE LLC)majorImplementation/ SI/ Consulting PartnerGILBANE SMCC ECC (GSE LLC) as prime contractor for Ace Gym and Dining Facility ($3,360,000) for US Navy Naval Facilities Engineering Command engaged GAEI for HVAC Control works.
• Gilbane FederalcoreImplementation/ SI/ Consulting PartnerGilbane Federal as prime contractor for Earth Covered Magazines project ($1,706,000) engaged GAEI for mechanical works.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• MYR Group: US specialty electrical construction services provider focused on transmission, distribution, substation, and commercial/industrial electrical work. Directly comparable in core electrical contracting capabilities including T&D infrastructure (similar to GAEI's 115kV transmission scope) and power-plant electrical works.
• Saulsbury Industries: US EPC and industrial construction firm specializing in power, oil & gas, and process facilities across the US and select international markets. Comparable as an EPC subcontractor ecosystem participant delivering electrical/mechanical scopes on power and industrial projects.
• Black Construction Corporation: Guam-headquartered general/industrial construction contractor (Tutor Perini subsidiary) that performs military, federal, and commercial construction on Guam and the Pacific. Directly comparable in customer base (US Navy, NAVFAC, federal agencies), geography (Guam-based), and electro-mechanical-heavy project delivery.
• Reliable Builders Inc. Guam-based licensed general and electrical contractor performing commercial, industrial, and federal construction. Comparable in customer mix (Guam government, military, hospitality), service scope (electrical and mechanical construction), and Pacific island market focus.
• TIC (TIC-Kiewit): Heavy industrial construction contractor (Kiewit subsidiary) delivering power, oil & gas, mining, and process facilities. Comparable in delivering electrical, mechanical, and instrumentation scopes on power-generation and heavy industrial projects as a specialty subcontractor.
• IES Holdings: US electrical and mechanical contractor serving commercial, industrial, and infrastructure markets including data centers, power, and government facilities. Comparable in integrated electro-mechanical project delivery for power, hospitality, and government clients.

Broad incumbents

• Granite Construction: Large US infrastructure and heavy civil contractor with Pacific-region presence and significant federal/state transportation and utility work. Comparable as a federal/infrastructure construction firm with multi-state Pacific reach and exposure to power and utility infrastructure.
• Quanta Services: Largest US pure-play infrastructure construction firm specializing in electric power, oil & gas, and renewable energy T&D. Comparable in transmission line, substation, and power infrastructure construction capabilities relevant to GAEI's renewable T&D and power-plant work.
• Hensel Phelps: Large US general contractor with significant federal/military construction practice that engages GAEI as subcontractor on Guam federal projects (e.g., Radio Barrigada). Comparable as a federal/military builder that drives Pacific-region project flow.
• EMCOR Group: Large US mechanical and electrical construction services firm with federal/defense and commercial exposure. Comparable in delivering integrated electrical and mechanical construction for power plants, military facilities, and commercial buildings, but at much greater scale and breadth than GAEI.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/guam-advance-enterprises-inc

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles12 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Guam Advance Enterprises Inc