Ucalsa. Custom metal solutions

What Ucalsa. Custom metal solutions does

UCALSA Industrial Vigo, S.L. (operational as UCALSA) is a Spanish custom metal fabrication company (calderería personalizada) founded in 1986 in Vigo, Pontevedra, and serving as the main supplier of doors and hatches for the entire Spanish naval sector. The company operates from a modern 10,000+ square meter factory in Vigo that employs over 60 workers and was inaugurated in 2018 to triple production capacity. Its core product portfolio comprises certified marine hardware including watertight doors (WTD), weathertight doors (WHD), spraytight doors (WSD), fire-rated doors (A0, A15, A30, A60 classifications per IMO 2010 FTP Code), marine hatches (custom, emergency, flush WH4, CE-marked), CE-certified fuel tanks, and aluminum/stainless steel gangways compliant with ISO 7061 and DNVGL-ST-0358. The company also produces naval superstructures (hulls, decks, bridges, radar holders) and custom industrial solutions for lifting, automotive, and wind energy sectors.

The company's commercial model is project-based B2B manufacturing, with each product custom-engineered to customer specifications and pricing determined per project rather than via standardized lists. Products are certified by major classification societies including DNV and Lloyd's Register, and comply with international maritime standards (ISO 7061, IMO 2010 FTP Code, UNE-EN ISO 21487). Revenue is derived from one-time project contracts with Spanish shipyards (Armon, Freire, Rodman, Zamakona, Murueta, Starfisher, Isanimar, MetalShip, Aresa) and industrial customers (Enor, Bama, Digafer, Fluidmecánica). Distribution is exclusively direct sales with no intermediary channels. The company is currently pursuing geographic expansion into European markets (Turkey, France, Netherlands) supported by an IGAPE/FOEXGA export promotion grant running January 2024 to March 2025, with Turkish-language sub-brands and dedicated product microsites already deployed as part of the internationalization strategy.

The company is privately held with no external investment, no parent company, and no stock exchange listing. Leadership consists of Managing Director Marcos Penavella and Marketing Director Vilma Rivero, who oversees the internationalization function. The legal entity is registered in Pontevedra, Spain, and the company holds a Spanish trademark (Marca UCALSA, registration 4027624, granted July 2019).

Name

Ucalsa. Custom metal solutions

Legal name

UCALSA INDUSTRIAL VIGO, S.L.

Website

https://ucalsa.es

Company type

Private

Founded year

1986

Operating status

Operating

Headcount range

11–50 employees

Short description

UCALSA is a Spanish custom metal fabrication company founded in 1986 in Vigo, serving as the main supplier of doors, hatches, and certified marine hardware for the Spanish naval shipbuilding sector, with growing expansion into European markets.

Ownership category

akta.pro rank

Product category

Marine Metal Fabrication

NAICS

Metal Window and Door Manufacturing (332321)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442)

akta.pro primary industry

Windows, Doors, Hatches & Marine Glazing Systems (IMAJAKAM)

akta.pro secondary industries

Ship Access & Working-at-Height Systems (Gangways, Ladders, Platforms, Railings) (IMAJAIAL), Hull, Superstructure, Armor & Signature Reduction (Stealth) (IMABAKAH)

Keywords

• Custom metal fabrication
• Marine doors hatches
• Naval shipbuilding components
• Fire-rated marine doors
• Watertight marine equipment

Headquarters

HQ city

Vigo

HQ country

Spain

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Custom Metal Fabrication - Naval Sector: B2B manufacturing of custom-designed doors, hatches, gangways, tanks, and superstructures for shipyards and maritime industry. Project-based custom manufacturing with pricing based on specifications.
2. Industrial Solutions - Non-Naval Sectors: Custom metal solutions for lifting, industrial, automotive, and wind energy sectors including components, structures, and specialized equipment.
3. Aftermarket and Spare Parts: Potential for replacement parts and components for previously supplied equipment.

Pricing tiers

Go-to-market motion3 records

Distribution channels3 records

Marketing channels5 records

Core offering

Ucalsa is a custom metal fabricator (calderería personalizada) that designs and manufactures bespoke steel, stainless-steel and aluminium products for the naval and industrial sectors. Its core catalog centres on certified marine doors (watertight, weathertight, spraytight, fire-rated A0-A60), marine hatches, ISO 7061 aluminium gangways, CE fuel and special tanks, and naval superstructures, with custom industrial solutions for lifting, automotive and wind-energy customers produced in a 10,000+ sqm Vigo factory.

Product overview

Ucalsa is a custom metal solutions company (calderería personalizada) specializing in bespoke metal fabrication for the naval sector and industrial applications. The product portfolio centers on certified watertight and fire-rated doors (WTD, WHD, WSD classifications with A0, A15, A30, A60 fire ratings), marine hatches (custom, emergency, flush WH4, CE marked), fuel tanks (CE certified and special), and aluminum/stainless steel gangways (ISO 7061 compliant). Industrial solutions span lifting equipment, automotive components, and wind energy parts. Naval superstructures include hulls, decks, bridges, and radar supports. The company operates a modern 10,000+ square meter factory in Vigo, Spain, with over 60 employees, serving as the primary supplier for the Spanish naval industry since its founding in 1986.

Differentiator

Problem solved

Functional benefit

Brands

• Ucalsa Donanma Ambarı: Dedicated subdomain brand for watertight hatches for leisure boats, professional vessels and wind power sector
• Ucalsa Donanma Kapıları
• Ucalsa Donanma Kapıları

Products and services

• Marine Doors (Watertight, Weathertight, Spraytight and Fire-Rated A0-A60, plus Custom Doors) Custom-fabricated marine doors for shipbuilders, including watertight doors (with individual type approval and water-column tightness testing for use in watertight bulkheads below freeboard), weathertight and spraytight doors built to NS/ISO standards, fire-rated variants (A0, A15, A30, A60) classified under IMO 2010 FTP Code Part 3, and side/sliding doors with manual or hydraulic closures made to customer specifications.
• Marine Hatches (Custom, Emergency with Coaming, Flush WH4 and CE Marked) Custom and standard marine hatches for naval vessels and professional maritime operators, offered as flush or coaming types with watertight conditions, complying with NS 6028, UNE-EN ISO 12216 and CE standards (Lloyd's Register EC Type certification), with options for centralized closure.
• Fuel and Special Tanks (CE Fuel Tanks, Special Fuel Tanks and Other Tanks) Custom tanks in aluminium or stainless steel for naval and industrial customers: CE fuel tanks for gasoline/diesel on leisure boats (Directive 2013/53/EU, UNE-EN ISO 21487, UNE-EN ISO 10088, Module H conformity), special fuel tanks for leisure boats over 24m and professional vessels (catamarans, patrol boats, rescue boats), and bespoke tanks for fresh water, sludge/bilge, oil and other special applications.
• Gangways (3-6.5m ISO7061, 6-9m ISO7061 and Custom) Aluminium and stainless-steel gangways for ships and offshore installations, including ISO 7061:2015 (Type A) and DNVGL-ST-0358 (Type 4) certified variants for 3-6.5m and 6-9m lengths, plus custom gangways built to requested dimensions and load requirements.
• Naval Superstructures Custom naval superstructures built to client specifications for shipyards, including hulls, decks, bridges, light trees, radar holders, antenna bases and idles.
• Industrial Solutions (Lifting, Components, Automotive and Wind Energy) Custom industrial metal fabrications for non-naval customers, covering lifting solutions (mountings, frames, benches, platforms, railing, roofs, elevator cars), industrial components (ducts, machine parts, hoppers, molds, settling filters, metallic structures, machined parts), automotive solutions (car body preparation, elevators, roller tables, rotary tables, automatic warehouses, heat exchangers), and wind-energy solutions (rotor protections, stairs, doors).

Quantifiable outcome

• Main supplier of doors and hatches for entire Spanish naval sector
• +2 more outcomes

Named customers13 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

Feature4 records

Partnerships

One partnership is on record.

• IGAPE/FOEXGAminorGTM or Marketing Partner · 1 January 2024Beneficiary of export promotion aid program for joint international promotion of Galician companies. Objective to incentivize internationalization plans and increase number of export-based Galician companies. Program period January 2024 to March 2025.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Others

• Rodman Polyships: Spanish shipbuilder specializing in patrol vessels, fishing boats, and offshore supply vessels. Comparable as a named UCALSA customer and as part of the same Galician/Spanish naval supply chain, with potential to drive recurring door and hatch orders.
• Zamakona Yards: Basque shipyard building offshore and fishing vessels with strong ties to the Spanish naval supply chain. Relevant as a named UCALSA customer and potential reference point for further Spanish naval orders.
• Navantia: Spanish state-owned shipbuilder active in naval and commercial vessel construction. Comparable ecosystem participant because it is a major prospective customer in Spain for marine doors, hatches, and outfitting components of the kind UCALSA produces.
• Damen Shipyards: Largest Dutch shipbuilder producing workboats, naval vessels, and offshore support ships. Relevant peer because Damen is a potential European customer for marine doors and outfitting, the same product category UCALSA targets with its IGAPE-backed expansion.
• Astilleros Gondán: Spanish shipyard in Asturias building offshore wind vessels, fishing trawlers, and naval platforms. Comparable ecosystem peer because it operates in the same Spanish naval cluster and is a likely buyer of certified marine doors and hatches.
• Astilleros Armon: Spanish shipyard group with shipbuilding operations across multiple sites including the Vigo area. Relevant because it is a named UCALSA customer and a peer within the Galician maritime industrial cluster, though as a shipbuilder rather than an equipment maker.

Broad incumbents

• Crosby Group: Global provider of marine fittings, hardware, and rigging solutions. Comparable to UCALSA as a broader incumbent supplying deck fittings, closures, and metalwork into shipyards worldwide, though with a much wider product range.
• Heinen & Hopman Engineering: Dutch marine outfitting specialist with a portfolio that includes marine doors, hatches, and related closures alongside HVAC and accommodation systems. Comparable because it supplies certified doors and outfitting to the same European naval and commercial shipbuilding customer base, though at broader scope.
• KAEFER Group: Large industrial services firm providing marine insulation, interior outfitting, and metalwork for shipbuilders. Compares to UCALSA because both deliver custom metal/ship outfitting scopes to European shipyards, but KAEFER operates at materially greater scale.

Direct peers

• ASO Safety Solutions: German-headquartered manufacturer of marine doors, hatches, and safety closures for shipbuilding. Directly comparable to UCALSA because it competes in the same certified watertight/weathertight marine door category sold into European shipyards.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/ucalsa-caldereria-naval

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries3 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 Ucalsa. Custom metal solutions