Sigma, go to home

About us

Fifteen years keeping infrastructure that cannot fail running

Sigma 21 was founded in 2020 by a team with more than 15 years of experience in energy and telecommunications. Technical advice, supply, installation and field support through a single point of contact.

15+ years

of team experience

800+

sites and nodes under maintenance

12

states with operations

2,000+ m²

of warehouse and workshop

Structure

The structure behind our service

Sigma sales team meeting with clients

Sales office

Technical advice and solution sizing.

Sigma technicians testing a battery bank

Logistics center

Inventory and control of critical equipment, spare parts and supplies.

Sigma technician servicing a generator

Service centers

Installation, maintenance and repair with a test bench.

Our story

Growing with our clients

2020

Sigma 21 is founded

A team with 15+ years in the sector starts the company in Caracas.

2020

Nationwide contract with Telefónica

Power and cooling maintenance at critical sites across the country.

2022

Entry into fiber optics

GPON engineering and FTTH network construction.

2026

Oil and gas

We bring our critical-power experience to the oil sector and renewables.

Map of Venezuela showing the 12 states where Sigma operates, grouped into four regions

Nationwide coverage

We operate in 12 states

Greater Caracas

Capital District and Miranda

Central

Carabobo, Aragua, Lara and Barinas

Western

Zulia and Táchira

Eastern

Anzoátegui, Monagas, Bolívar and Nueva Esparta

Headquarters: Caracas Coming soon: Lechería and Maracaibo

Method and safety

Method, safety and evidence in every intervention

We work the same way on a new project and on a maintenance contract. No job starts before safety.

01

Design

Capacity, architecture and technical advice based on site loads.

02

Supply

Equipment and materials with inventory control and traceability.

03

Implement

Installation, commissioning and hot load migration.

04

Support

Preventive and corrective maintenance and support throughout the asset's life.

Leadership

The people behind Sigma

Armando Díaz

Armando Díaz

Chief Executive Officer

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Alejandro Díaz

Alejandro Díaz

Business Development Manager

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Ariangel D'Angelo

Ariangel D'Angelo

Finance Manager

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José Medrano

José Medrano

Operations Manager

Let's talk about your next project

Soluciones Integrales Sigma 21 C.A. · RIF J-500377290 · Registered in Venezuela's National Contractors Registry (RNC) · Av. Los Guayabitos, Edif. Piedra Azul, 3rd floor, Caracas

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