What Marlew does

Marlew is an Argentine manufacturer of specialized electrical conductors and cables, headquartered in Buenos Aires (Madero Harbour WTC II) with an industrial manufacturing plant in Ezeiza. The company designs, produces, and sells a broad portfolio organized across twelve sub-brands covering instrumentation (Instrumentar), power and control (Potenciar), fire-resistant (Fuegar), low-smoke zero-halogen (Ecosafe), industrial automation and communication (Automatizar), general installations (Instalar), Oil & Gas (Refinar), high-performance shielded for substations (Corrugar), fire-alarm systems (Securitywire), heavy-duty mining and reinforced cables (Strongflex), variable-frequency-drive (Variforce), and photovoltaic systems (CopperSun). Underlying technology centers on specialized conductor and insulation compound formulation — including MICA+XLPE fire-resistant double insulation, hydrocarbon- and UV-resistant PVC compounds, EPR plus polyurethane submersible pump cables rated to 800 meters immersion, and longitudinal corrugated copper tape EMC shielding — validated through an in-house testing laboratory and partnerships with accredited national and international labs.

The company serves five primary vertical markets: Oil & Gas, Mining, Energy, Infrastructure & Transport, and Industry & Construction, with products certified to IRAM, IEC, UL, CSA, ICEA, VDE, NEC/NFPA 70, and RoHS standards. Revenue is generated through direct project-based sales with custom engineering support — including cable design, prototyping, and testing — alongside catalog product orders, with pricing conducted via quote-based negotiation rather than public disclosure. The go-to-market combines a direct enterprise sales force, regional distributor and EPC engagement, and presence at major industry trade shows (Argentina Mining Norte, AOG Patagonia, FISE domestically, and Expomina in Peru), supplemented by a digital presence including a corporate website, a dedicated Marlew mobile application, and social channels on LinkedIn, Instagram, and YouTube. The company reports 101–250 employees, operates as a privately held entity, and discloses no funding history, parent company, or M&A activity.

Name

Marlew

Legal name

Marlew

Website

https://marlew.com.ar

Company type

Private

Founded year

1973

Operating status

Operating

Headcount range

101–250 employees

Short description

Marlew is a privately held Argentine manufacturer of specialized electrical cables and conductors serving Oil & Gas, Mining, Energy, Infrastructure, and Construction projects through twelve sub-brands, custom design, and multi-standard certifications across LATAM.

Ownership category

akta.pro rank

Product category

Electrical Cable Manufacturing

NAICS

Communication and Energy Wire and Cable Manufacturing (33592), Other Communication and Energy Wire Manufacturing (335929), Electrical Equipment Manufacturing (33531), Electrical Equipment Manufacturing (3353)

SIC

Electronic & Other Electrical Equipment (No Computer Equip) (3600), Electrical Industrial Apparatus (3620)

akta.pro primary industry

Control, Instrumentation & Automation Cable (IMADAMAC)

akta.pro secondary industries

Power Cables & Conductors (LV/MV cables, flexible cables, bus wire, armored cable) (IMAGAEAC), Flexible Cords, Portable Power & Cord Sets (IMADAMAI), Overhead Conductors & Transmission Cable (IMADAMAH), Utility & Underground Distribution Cable (URD/Substation) (IMADAMAG), Connectors, Terminals & Lugs (industrial connectors, terminal blocks, lugs, ferrules, splices) (IMAGAEAE), Telecommunications & Fiber Duct/Conduit Systems (IMANADAD)

Keywords

• Electrical cables
• Wire manufacturing
• Power cables
• Cable assemblies
• Industrial conductors

Headquarters

HQ city

Buenos Aires

HQ country

Argentina

HQ region

Latin America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Electrical Cable Manufacturing and Sales: Marlew manufactures and sells electrical conductors for industrial applications including power cables, instrumentation cables, automation cables, and specialized cables for Oil & Gas, Mining, Energy, Infrastructure and Construction sectors. Revenue is generated through direct project-based sales and catalog product orders.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Marlew manufactures and supplies electrical cables and conductors for industrial and infrastructure applications. The company produces a comprehensive range of cable products organized under twelve specialized product lines, including low, medium, and high voltage power cables, instrumentation cables, fire-resistant cables, and specialty cables for sectors such as Oil & Gas, Mining, Energy, Infrastructure & Transport, Industry & Construction. The company operates an in-house testing laboratory and offers custom design and prototyping services.

Product overview

Marlew is an Argentine manufacturer of electrical conductors and cables, operating as a single unified product portfolio organized into distinct sub-brands and product categories. The core offerings include 12 specialized sub-brands: Instrumentar (electronic instrumentation), Potenciar (power and control), Fuegar (fire-resistant), Ecosafe (LSZH), Automatizar (automation and communication), Instalar (general installations), Refinar (oil and gas), Corrugar (high-performance shielded for substations), Securitywire (fire alarms), Strongflex (heavy-duty mining), Variforce (VFD/motor drives), and Coppersun (photovoltaic systems). These are complemented by product family categories covering Command/Potencia cables, Industrial Automation, Residential Installations, and Fire Security applications. The company serves five key market segments: Oil & Gas, Mining, Energy, Infrastructure & Transport, and Industry & Construction. Marlew also offers specialized design and prototyping services for custom cable solutions.

Differentiator

Problem solved

Functional benefit

Brands

• Instrumentar (Instrumentación Electrónica): Electronic instrumentation cables.
• Potenciar (Potencia BT/MT y Comando)
• Fuegar (Instrumentación, Potencia y Comando - Resistente al Fuego)
• Ecosafe (Instrumentación, Potencia BT/MT y Comando - LSZH)
• Automatizar (Automatización y Comunicación)
• Instalar (Instalaciones Generales)
• Refinar (Oil & Gas BT/MT)
• Corrugar (Potencia y Comando con blindaje de alta prestación - Subestaciones)
• SecurityWire (Alarma de Incendio)
• StrongFlex (Resistencia Aumentada)
• Variforce (Variador de Motor - VFD)
• CopperSun (Sistemas Fotovoltaicos)

Products and services

• MARLEW LP
• MARLEW HV
• MARLEW MV
• MARLEW IN
• MARLEW FG
• MARLEW SL
• MARLEW SP
• MARLEW AL
• MARLEW CT
• MARLEW GCT
• MARLEW INST
• MARLEW OPGW
• Custom Cable Design and Prototyping

Segments5 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Nexans: Nexans is a global French cable manufacturer producing power, telecommunications, and specialty industrial cables including fire-resistant, LSZH, and O&G grades. Operates across LATAM and competes with Marlew in industrial EPC and energy projects at substantially greater scale.
• Prysmian Group: Prysmian is the world's largest cable manufacturer, offering power, instrumentation, fire-resistant, and O&G cables under brands like Draka and General Cable. Directly comparable to Marlew across Marlew's full power, instrumentation, and specialty cable portfolio, but at global scale across Latin America, Europe, and the US.

Direct peers

• Southwire Company: Southwire is one of North America's largest wire and cable manufacturers, producing low/medium-voltage power, instrumentation, and specialty industrial cables. Comparable product mix to Marlew across utilities, mining, and industrial construction.
• Tratos Cavi: Tratos is an Italian specialty cable manufacturer focused on industrial, O&G, mining, fire-resistant, and railway cables — directly overlapping Marlew's StrongFlex, Refinar, and Fuegar portfolios. Comparable in niche industrial certification focus and vertical specialization.
• Leoni AG: Leoni produces specialty cables for industrial automation, automotive, and infrastructure applications including instrumentation and power cables. Overlaps with Marlew in industrial automation and O&G cable segments, particularly in LATAM and European-standard compliance.
• Encore Wire: Encore Wire manufactures copper and aluminum wire and cable products for residential, commercial, and industrial markets including power and building wire. Comparable in product breadth and customer base to Marlew's Instalar and Potenciar lines.
• Belden Inc. Belden manufactures specialty industrial cables including instrumentation, automation/bus (Fieldbus, Profibus), and data communication cables overlapping with Marlew's Automatizar and Instrumentar lines. Strong in industrial automation and oil & gas verticals, similar niche-cable focus to Marlew.

Regional players

• Finolex Cables: Finolex is a major Indian cable manufacturer producing power, communication, and specialty industrial cables. Similar vertically-organized product range to Marlew but focused on the Indian subcontinent rather than LATAM.
• Polycab India: Polycab is one of India's largest cable manufacturers with diversified power, control, instrumentation, and solar PV cables. Comparable breadth to Marlew's portfolio of 12 sub-brands but concentrated in India rather than Argentina/LATAM.
• Hellenic Cables: Hellenic Cables (Cenergy Holdings) manufactures power, submarine, and specialty industrial cables for utilities, O&G, and renewables. Comparable in product mix to Marlew's Corrugar and Refinar lines, primarily active in Europe and Mediterranean rather than LATAM.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/watch?v=M-zH7wwIOuM&t=5s
• LinkedInlinkedin.com/company/marlew-s.a.
• Instagraminstagram.com/marlew_conductoreselectricos

Compliance41 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Marlew