INELSA

What INELSA does

INELSA (legal name Inelsa Ltda) is a privately held Colombian company founded in 2000 and headquartered in Floridablanca, Santander, with an operational service center in Barrancabermeja. The company specializes in the rental of diesel-powered electrical generators and power plants with capacities ranging from 5 KW to 800 KW, supplemented by mobile stadium/tower lighting plants, 420 KW resistive load bank testing services, and 24/7 on-site technical support including field maintenance and equipment replacement. Its rental fleet is built around globally recognized engine brands — Caterpillar, Cummins, John Deere, and Perkins — and features sound-attenuated cabins, electronic speed and control regulation, multi-voltage configurations (220V, 440V, 480V at 50/60Hz), trailer-mounted mobility, and motor/generator safety protections.

INELSA serves enterprise clients primarily in the Colombian oil & gas sector, including Ecopetrol, Weatherford, Gran Tierra, Petroworks, Colpetroleum, and Tuscany, with secondary exposure to energy generation (Isagen, EDEMSA) and industrial accounts (CDE S.A., Aldia SA). The go-to-market is sales-led and direct, executed through the company's website quote request form, established industry relationships, and word-of-mouth referrals within Colombia's upstream oil sector. Pricing is quote-based, varies by power capacity, rental duration, and location, and is structured as multi-year recurring rental contracts that bundle delivery, maintenance, administration, and technical support without separate fees for advisory services.

The business model is asset-heavy and operationally intensive, relying on a capital base of diversified diesel generation equipment and on-site technical staff with more than 15 years of experience in electrical plant installation and maintenance. The company's stated 2025 vision includes expansion into civil and electrical design and construction services and commercialization of generating plants and construction machinery, signaling a planned broadening beyond pure equipment rental. INELSA does not disclose revenue, has no recorded external funding rounds, and operates entirely within Colombia, with documented project presence in Barrancabermeja, Cantagallo, Yondó, and Campo Rubiales.

Name

INELSA

Legal name

Inelsa Ltda

Website

https://inelsa.com.co

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

11–50 employees

Short description

INELSA is a privately held Colombian company that rents diesel-powered electrical generators (5 KW to 800 KW), mobile stadium lighting plants, and load bank testing services to enterprise clients, primarily in Colombia's oil & gas sector including Ecopetrol and Weatherford.

Ownership category

akta.pro rank

Product category

Power Generation Equipment Rental

NAICS

Electric Power Generation (22111)

SIC

Motors & Generators (3621), Oil & Gas Field Machinery & Equipment (3533)

akta.pro primary industry

Mobile & Temporary Diesel Power Generation (Rental/Containerized) (EUACACAI)

akta.pro secondary industries

Industrial Power & Energy Equipment Rental/Leasing (Generators, Light Towers, Compressors) (TLABAFAG), Remote & Islanded Oil/Diesel Power Generation (Off-Grid, Mini-Grids) (EUACACAG)

Keywords

• Power generation rental
• Diesel generator rental
• Load bank testing
• Electrical equipment rental
• Temporary power solutions

Headquarters

HQ city

Barrancabermeja

HQ country

Colombia

HQ region

Latin America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Supply Chain, Personnel, Operations, Infrastructure, Technology or R&D

Revenue model

1. Electrical Plant Rental: Primary revenue stream from renting diesel-powered electrical generators and power plants ranging from 5 KW to 800 KW capacity. Rental includes equipment delivery, operation, maintenance, and technical support. Pricing is quote-based depending on power requirements, duration, and location.
2. Stadium Plant Rental: Rental of high-power lighting plants for illumination of work sites, camps, and outdoor operations in oil fields and construction sites.
3. Technical Support Services: On-site maintenance, repair, and technical support services for electrical plants. Includes field service by engineers and technicians, with equipment replacement capability if repairs cannot be completed on-site.
4. Load Bank Testing: Resistive load bank testing services (420 KW capacity) to verify generator performance and sufficiency before client acceptance.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

INELSA rents diesel-powered electrical generators and power plants ranging from 5 KW to 800 KW capacity to enterprise clients in Colombia, primarily in the oil and gas, construction, and industrial sectors. The offering is complemented by resistive load bank testing services (420 KW), mobile stadium/tower lighting plants, and 24/7 on-site technical support including maintenance, repair, and equipment replacement.

Product overview

INELSA offers a unified portfolio of electrical power generation solutions centered on the rental of diesel-powered electrical generators ranging from 5 KW to 800 KW, complemented by resistive load bank testing services, stadium/tower lighting plants, and 24/7 technical support. The company also provides civil and electrical design and construction services. All equipment features sound-attenuated cabins, electronic controls, and comprehensive safety protections, supported by globally recognized brands such as Caterpillar, Cummins, John Deere, and Perkins.

Differentiator

Problem solved

Functional benefit

Products and services

• Alquiler de Plantas Eléctricas (Rental of Electrical Generators) Rental of diesel-powered electrical power generators ranging from 5 KW to 800 KW capacity, featuring sound-attenuated cabins, electronic speed regulation, trailer mobility, and comprehensive motor and generator protections. Equipment is backed by recognized global brands including Caterpillar, Cummins, John Deere, and Perkins. Targeted at enterprise clients in oil and gas, construction, and industrial sectors.
• Banco de Carga Resistivo (Resistive Load Bank) Resistive load bank system with 420 KW capacity at 220 or 480 Vac, used for testing and delivering generators under real load conditions to verify sufficient energy capacity and prevent operational failures. Used by enterprise clients requiring verified generator performance before deployment.
• Plantas Estadio (Stadium/Tower Lights) Mobile stadium lighting plants, including 4x1000W metal halide tower lights, designed for illuminating construction sites, drilling operations, and oil field camps in remote locations. Targeted at oil and gas operators and construction companies needing temporary high-capacity illumination.
• Soporte Técnico (Technical Support) 24/7 technical support service including field maintenance performed by experienced electrical engineers, diesel mechanics, and electronics technicians with over 15 years of experience. Includes equipment replacement in case of failures that cannot be repaired on-site.
• Diseño y Construcción de Obras Civiles y Eléctricas (Civil and Electrical Design and Construction) Design and construction services for civil and electrical infrastructure projects, part of the company's integrated energy solutions offering and 2025 strategic vision.

Quantifiable outcome

• Equipment available from 5 KW to 800 KW capacity
• +3 more outcomes

Named customers10 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

Feature5 records

Partnerships

Four partnerships are on record, tiered core.

• CaterpillarcoreOthersEquipment supplier providing diesel engines and power generation systems. INELSA's fleet includes Caterpillar-powered generators backed by the global brand's quality and efficiency reputation.
• CumminscoreOthersEquipment supplier of diesel generators and power generation solutions. INELSA's rental fleet includes Cummins-powered units known for reliability in demanding oil & gas applications.
• John DeerecoreOthersEquipment supplier providing diesel engines for power generation equipment. John Deere engines power some of INELSA's generator fleet for various capacity requirements.
• PerkinscoreOthersEquipment supplier of diesel engines for electrical generators. Perkins engines are part of INELSA's diverse equipment portfolio for power generation services.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Herc Rentals: North American equipment rental specialist offering power generation, climate control, and industrial solutions to construction, industrial, and oil & gas customers. Comparable in offering diesel generator rentals to similar vertical end markets.
• Sunbelt Rentals: Major North American equipment rental company with a dedicated Power & HVAC division offering diesel generators and load bank testing. Comparable on service offering (rental + load bank testing) and end-market overlap with INELSA.
• Caterpillar (Cat Rental Power): OEM of diesel engines and generators that powers much of INELSA's fleet, with its own global Cat Rental Power network. Comparable via overlapping product (diesel gensets) and end markets, though operating at a vastly larger scale and via a dealer-led model.
• United Rentals: Largest equipment rental company in the world, offering power generation, light towers, and industrial equipment rentals across North America. Comparable as a generalist power-and-industrial rental peer, though vastly larger and more diversified than INELSA.
• Ashtead Group: UK-listed parent of Sunbelt Rentals, one of the largest equipment rental groups globally. Comparable as a parent of a major power and industrial rental operator, with similar business model and customer segments to INELSA at much larger scale.
• Cummins: Global diesel engine and generator manufacturer whose engines power INELSA's fleet. Compares via overlapping equipment, target customers (oil & gas, industrial), and a growing presence in power generation solutions including hybrid systems.
• Generac: Leading manufacturer of power generation equipment including diesel, gas, and increasingly battery-based solutions serving industrial, oil & gas, and commercial customers. Comparable via the underlying generator equipment that INELSA rents, though positioned as an OEM rather than a rental operator.

Regional players

• Trinity Power: Canada-based temporary power rental specialist serving oil & gas, construction, and industrial customers with diesel generators and load bank testing. Comparable business model and service mix (rental + load bank testing), operating in a different geography.

Direct peers

• Atlas Copco: Industrial power and compressor rental business serving oil & gas, construction, and industrial clients worldwide. Comparable to INELSA in offering mobile diesel generator and light tower rentals, with comparable end markets and customer profile.
• Aggreko: Global leader in temporary power and temperature control solutions, renting diesel and gas generators plus increasingly hybrid/battery solutions to oil & gas, events, and industrial customers. Direct competitor to INELSA at the temporary-power-rental layer, with significantly larger scale and geographic reach.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/inelsa-ltda

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 INELSA