MARTIN Caldeiras Lda.

What MARTIN Caldeiras Lda. does

MARTIN Caldeiras, Lda is a Portuguese industrial manufacturer and wholly-owned subsidiary of MARTIN GmbH für Umwelt- und Energietechnik (Munich, Germany), established on September 10, 2015 and headquartered in Caldas da Rainha, approximately 90 km north of Lisbon. The company operates a 3,500 m² manufacturing facility that commenced full commercial production in January 2017, employing approximately 20 staff in single-shift operation.

The company's core business is the application of Inconel coatings to membrane walls and individual tubes for industrial steam boilers using the proprietary Cold Metal Transfer (CMT) cladding process, a technology developed and continuously refined in close cooperation with sister company MARTIN AG (Switzerland). CMT cladding can be applied to tubes up to 13.5 m in length and tube walls up to 10 m. In addition to cladding services, MARTIN Caldeiras manufactures pressure-bearing and non-pressure-bearing boiler components — including evaporators, superheaters, economizers, tube bends, and ancillary steel structures such as dischargers and feed chutes — to customer drawings and specifications.

Revenue is generated through project-based B2B sales to enterprise customers (steam boiler manufacturers and operators in the power and energy sector) on a quote-priced, custom-manufacturing basis. Annual single-shift capacity stands at roughly 2,000 m² of cladded membrane walls, 12,000 running meters of cladded individual tubes, and 100 tons of steel structures. The company sources from over 200 predominantly local suppliers and is integrated into the broader MARTIN Group, which includes sister entities in Germany, Switzerland, France, the United States, and the United Kingdom. Managing Director (Geschäftsführer) Peter Alpiger oversees operations.

Name

MARTIN Caldeiras Lda.

Legal name

MARTIN Caldeiras, Lda

Website

https://martin-caldeiras.com

Company type

Private

Founded year

2015

Operating status

Operating

Headcount range

1–10 employees

Short description

MARTIN Caldeiras, Lda is a Portuguese industrial manufacturer and subsidiary of Germany's MARTIN GmbH that applies Inconel coatings via CMT cladding to membrane walls and tubes, and produces custom boiler components (evaporators, superheaters, economizers) for steam boiler manufacturers and operators.

Ownership category

akta.pro rank

Product category

Industrial Boiler Components Manufacturing

NAICS

Power Boiler and Heat Exchanger Manufacturing (332410)

SIC

Fabricated Plate Work (Boiler Shops) (3443), Industrial Process Furnaces & Ovens (3567)

akta.pro primary industry

Boilers, Furnaces & Process Heating Equipment (IMAHAKAD)

akta.pro secondary industries

Heat Transfer Equipment (Heat Exchangers, Boilers, Condensers) (IMAHAEAC), Pressure Vessels, Columns & Storage Tanks (ASME/Process Vessels) (IMAHAEAF)

Keywords

• Inconel cladding services
• Boiler component manufacturing
• Membrane wall cladding
• Steam boiler parts
• CMT cladding process

Headquarters

HQ city

Caldas da Rainha, Centro

HQ country

Portugal

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Manufacturing of Boiler Components: Manufactures pressure parts and non-pressure parts for boilers including evaporators, superheaters, economizers, tube bends, and cladded membrane walls according to customer drawings and specifications.
2. Cladding Services: Provides Inconel cladding services for membrane walls and individual tubes using CMT procedure, along with bending of cladded tubes and membrane walls.
3. Steel Structure Manufacturing: Manufactures various steel structures such as dischargers (Entschlacker) and feed chutes (Schurre) for industrial applications.

Go-to-market motion1 record

Distribution channels1 record

Core offering

MARTIN Caldeiras manufactures custom boiler components and applies Inconel cladding to membrane walls and individual tubes using the CMT (Cold Metal Transfer) procedure. Its portfolio covers pressure and non-pressure boiler parts (evaporators, superheaters, economizers, tube bends), Inconel-clad membrane walls and tubes, and ancillary steel structures such as dischargers and feed chutes, all built to customer drawings and specifications. The company operates a 3,500 m² production facility in Caldas da Rainha, Portugal, with single-shift annual capacity of ~2,000 m² of cladded membrane walls, 12,000 running meters of cladded tubes, and 100 tons of steel structures.

Product overview

MARTIN Caldeiras Lda. is a manufacturing company specializing in industrial boiler components and cladding services. The company operates as a subsidiary of MARTIN GmbH (Munich) and focuses on Inconel cladding technology using the CMT (Cold Metal Transfer) procedure for membrane walls and individual tubes. Their product portfolio includes evaporators, superheaters, economizers, tube bends, and steel structures for steam boilers. The company offers both standard products and custom manufacturing based on customer drawings and specifications, providing comprehensive support for boiler maintenance and lifespan extension.

Differentiator

Problem solved

Functional benefit

Quantifiable outcome

• Annual capacity of ~2,000 m² of cladded membrane walls, ~12,000 running meters of cladded individual tubes, and ~100 tons of steel structures
• +1 more outcomes

Segments1 record

Ideal customer profiles1 record

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered core and minor.

• MARTIN GmbH für Umwelt- und EnergietechnikcoreStrategic or Co-development Partner · 10 September 2015Parent company based in Munich, Germany. MARTIN Caldeiras Lda was established as a subsidiary on September 10, 2015 to support MARTIN GmbH's service activities and provide comprehensive support throughout the entire service life of grates and boilers. Also offers process engineering adjustments and modifications in the boiler domain in cooperation with MARTIN GmbH Munich.
• MARTIN AG (Switzerland)coreStrategic or Co-development PartnerClose cooperation with MARTIN AG Switzerland for continuous development of cladding technology. The two locations regularly exchange experiences and harmonize production processes, enabling MARTIN Caldeiras to offer MARTIN AG's widely appreciated quality outside of Switzerland.
• MARTIN Group CompaniesminorOthersPart of the MARTIN Group which includes MARTIN GmbH (Munich), MARTIN AG (Switzerland), MARTIN SAS (France), MARTIN ENVIRONMENTAL TECHNOLOGIES, MARTIN RENEWABLES SOLUTIONS LTD. and partner companies EXPLOSION POWER GMBH, KMT GMBH, LAB, LOIBL FÖRDERANLAGEN GMBH, LUEHR FILTER GMBH.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• MARTIN GmbH für Umwelt- und Energietechnik: The German parent company, offering a wider portfolio of waste- and biomass-to-energy boiler systems, grate technology, and complete plant solutions. Comparable as the same corporate family and customer of MARTIN Caldeiras' cladding capabilities, but with a much broader industrial scope.
• Foster Wheeler (Wood): Heritage supplier of industrial steam generators and boiler components via its Foster Wheeler Energy brand, now part of Wood Group. Comparable in utility boiler manufacturing and aftermarket services for European power and process plants.
• Sumitomo Heavy Industries: Japanese industrial group with boiler, power-plant, and component manufacturing capabilities. Comparable as a global boiler-component supplier serving industrial steam applications, though active in different geographies.
• Valmet: Finnish process-technology major supplying recovery and power boilers, including biomass and waste-fired units. Overlaps with MARTIN Caldeiras in boiler-component manufacturing and increasingly in service/retrofit work across Europe.
• Babcock & Wilcox: Global incumbent in industrial steam generation, supplying boiler components, retrofit services, and aftermarket parts to utility and industrial customers. Comparable because it competes for the same membrane-wall and tube-clad replacement business, but at much larger scale and broader scope.
• Andritz: Austrian supplier of biomass and waste-to-energy boiler plants, with strong European installed base. Comparable as both a customer and competitor for boiler pressure parts and membrane-wall assemblies.

Direct peers

• Standardkessel Baumgarte: German specialist in boiler components, membrane walls, and pressure parts for industrial and waste-to-energy steam boilers. Highly comparable in product mix (boiler components, tube/panel fabrication) and customer base (European boiler OEMs and operators).
• MARTIN AG: Swiss sister company within the MARTIN Group, also specializing in CMT Inconel cladding for boiler membrane walls and tubes. Operates the same proprietary technology developed jointly with MARTIN Caldeiras, making it the closest direct comparable — though in a different geography.

Others

• Voestalpine: Austrian steel and tube specialist producing high-performance seamless tubes for boiler, power-plant, and process-industry applications. Comparable as a supplier-adjacent peer for the Inconel-clad and high-temperature tube markets MARTIN Caldeiras serves.
• Vallourec: Global leader in premium seamless tubular solutions for energy and industrial applications, including high-temperature boiler tubes. Comparable as a supplier/adjacent peer in the specialty tube supply chain that underpins boiler-component manufacturing.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/martin-caldeiras-lda

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 MARTIN Caldeiras Lda.