Mercon
Mercon is a Dutch multidisciplinary steel construction and maintenance contractor founded in 1976, specializing in industrial storage tanks, bridges, locks, and stainless/duplex infrastructure for energy, chemical, government, and offshore clients.
- Company typePrivate
- Founded1976
- HeadquartersGorinchem, Netherlands
- Headcount251–500
- GTM typeB2B
- OfferingServices
What Mercon does
Mercon Groep B.V. is a privately held Dutch multidisciplinary steel construction and maintenance contractor founded in 1976 and headquartered in Gorinchem, Netherlands, with a second office in Velsen-Noord. The company operates four integrated service lines: Tank Maintenance (inspection, repair, jacking, conservation and civil works on carbon, stainless and duplex steel tanks); Infrastructure (design, fabrication, assembly and renovation of bridges, locks, jetties and pumping stations); Stainless Tanks (design, build, installation and maintenance of RVS and Duplex storage tanks from 150 m³ to 15,000 m³); and Industrial Services (day-to-day maintenance, shutdown work, and modification of railings, platforms and stairs at industrial sites). Proprietary technology includes the Nordweld Stainless Tank Building System (top-down construction enabling tanks up to 30m in diameter), qualified laser welding with full PQR/WPS documentation, hydraulic jacking equipment with a 200-ton transport wagon, and an 85,000 m² fabrication yard with direct load-out access to the Merwede river.
The company's business model is project-based professional services, with all work quoted and tendered on custom specifications; pricing is not publicly disclosed. Go-to-market is enterprise field sales combined with subcontractor positions to main contractors such as Mourik, Bilfinger, HSM Offshore Energy, Combinatie Reimert-Beentjes and Combinatie Park. Customer concentration is anchored by a 50+ year partnership with Tata Steel Nederland (renewed under a multi-year agreement, with 120 Mercon employees and 20 staff permanently embedded at IJmuiden), supplemented by enterprise clients across energy (bp, Vopak, Uniper, Chane), chemicals (Lanxess, Bunge, JPB, Chemie Park Delfzijl), government infrastructure (Rijkswaterstaat, Gemeente Amsterdam) and emerging energy-transition accounts (Hardt Hyperloop, 50Hertz/HSM, Circtec). Revenue is not publicly disclosed; the firm holds 251-500 employees per firmographic data with a flexible workforce shell layered on its 120 core staff, and recent strategic activity includes capacity expansion (a new Stainless/Duplex hall in April 2025, Velsen-Noord office), a 10-year bridge framework agreement, and a 2024 management buy-in by CEO Jac van der Kamp and CFO Dirk Heemskerk.
Mercon firmographics
Firmographics- Name
- Mercon
- Legal name
- Mercon Groep B.V.
- Website
- https://mercon.com
- Company type
- Private
- Founded year
- 1976
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- Mercon is a Dutch multidisciplinary steel construction and maintenance contractor founded in 1976, specializing in industrial storage tanks, bridges, locks, and stainless/duplex infrastructure for energy, chemical, government, and offshore clients.
- Ownership category
- akta.pro rank
Mercon industry classification
Industry- Product category
- Industrial Engineering & Construction Services
- NAICS
- Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance (811310), Metal Tank (Heavy Gauge) Manufacturing (332420)
- SIC
- Special Industry Machinery, Nec (3559), Services-Miscellaneous Repair Services (7600)
- akta.pro primary industry
- Tank, Vessel & Pipeline Inspection/Cleaning/Repair (API/ASME) (IMAIACAH)
- akta.pro secondary industry
- Pressure Vessels, Columns & Storage Tanks (ASME/Process Vessels) (IMAHAEAF)
Keywords
Where Mercon is headquartered
LocationHeadquarters
- HQ city
- Gorinchem
- HQ country
- Netherlands
- HQ region
- Europe
Offices2 records
Markets served
Mercon business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Supply Chain, Infrastructure, Technology or R&D, Marketing or Sales
Revenue model
- Engineering and Construction Services: Project-based engineering and construction services for industrial facilities including tank maintenance, new tank construction, infrastructure projects (bridges, locks), and industrial services. Revenue generated through direct contracts with industrial clients and as subcontractor to main contractors.
- Maintenance Services: Recurring maintenance contracts and scheduled maintenance work during plant shutdowns (stilleggen/stilstand). Includes preventive maintenance programs and emergency repair services.
- Stainless Steel Tank Construction: Fabrication and installation of custom RVS and duplex storage tanks ranging from approximately 150 m³ to 15,000 m³ for food, feed, chemical, biofuels and petrochemical industries.
Go-to-market motion2 records
Distribution channels3 records
Marketing channels4 records
Mercon product offering
Product offeringCore offering
Mercon is a multidisciplinary industrial contractor delivering advisory, engineering, construction, and maintenance services across four core segments: Tank Maintenance (inspection, repair, jacking, and full renovation of storage tanks in carbon steel, stainless steel, and duplex), Infrastructure (fabrication, assembly, and renovation of bridges, locks, jetties, and pumping stations), Stainless Tanks (design and build of custom RVS and Duplex storage tanks from 150 m³ to 15,000 m³ using the proprietary Nordweld system and laser welding), and Industrial Services (day-to-day industrial maintenance, shutdown services, and modification of railings, platforms, and stairs). All execution is supported by an 85,000 m² construction yard in Gorinchem with direct river load-out access and certified welding procedures.
Product overview
Mercon is a multidisciplinary contractor offering four integrated core service lines: Tank Maintenance (inspection, repair, jacking, and full renovation of storage tanks), Infrastructure (fabrication, assembly, and renovation of bridges, sluices, jetties, and weirs), Stainless Tanks (design and build of RVS and Duplex storage tanks using advanced welding and Nordweld jacking technology), and Industrial Services (daily industrial maintenance, mechanical work, and shutdown services). Operating since 1976, the company manages projects from its 85,000 m² construction yard in Gorinchem with direct load-out access to the Merwede river. Its four service pillars work together to deliver complete multidisciplinary projects from engineering through to on-site execution and handover.
Differentiator
Problem solved
Functional benefit
Brands
- The Human Touch – Prepare & Prevent: Mercon's proprietary safety program focused on proactive safety culture and accident prevention through monthly workshops.
Products and services
- Tank Maintenance Full-service inspection, repair, jacking, conservation, and civil works for storage tanks in carbon steel, stainless steel, and duplex materials, including floating roof replacement and foundation renewal for industrial clients.
- Infrastructure (Bridges, Locks & Waterways) Design, fabrication, assembly, renovation, and maintenance of bridges, jetties, sluices, weir gates, and pumping stations, including Stoney slides and movable bridge sections for government and provincial authorities.
- Stainless Tanks Design, construction, installation, and maintenance of custom stainless steel (RVS 304/316) and Duplex storage tanks from approximately 150 m³ to 15,000 m³, using the Nordweld jacking system, lascarrousels, plasma welding banks, and laser welding technology for food, feed, chemical, biofuel, and petrochemical clients.
- Industrial Services Day-to-day industrial maintenance, assembly and disassembly work, maintenance shutdowns, and modification or replacement of railings, platforms, and stairs at various industrial sites for continuous-operation clients such as Tata Steel.
Quantifiable outcome
- Total Recordable Incident Rate (TRIR) of 0 for 1 year
- +2 more outcomes
Companies that use Mercon
Customer profileNamed customers13 records
Segments4 records
Ideal customer profiles3 records
Mercon technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Mercon partnerships and signals
Strategic signalPartnerships
Twelve partnerships are on record, tiered core, major and minor.
- ChanecoreLong-term tank maintenance partnership. Mercon as exclusive contractor for Chane Terminal Botlek and Chane Terminal Nieuwe Maas.
- Reimert Group / Beentjes GWWcorePartnership as 'Combinatie Reimert-Beentjes VOF' for bridge projects including Vivian Maier bridge (Amsterdam) and Stolperbrug. Mercon provides steel parts, movable construction and electrical/automation systems. 10-year framework agreement (ROK) signed for replacement/renovation of minimum four movable bridges in North Holland province.
- BilfingermajorMercon delivered six RVS tanks via Bilfinger for Circtec's tire recycling factory project. Bilfinger acts as main contractor with Mercon providing specialized tank fabrication.
- Combinatie Park (Van den Herik Sliedrecht / BAM Infra Nederland)minorRepair of Overeindsebrug for Rijkswaterstaat. Mercon designed and built a special movable work platform for safe and efficient bridge repair.
- Tata Steel NederlandcoreOver 50-year partnership for maintenance and construction work at Tata Steel IJmuiden site. Mercon has 120 employees with 20 continuously present at the site. Work includes maintenance of blast furnaces, steel factory, pellet factory, and hot strip mill. Recently renewed with multi-year agreement. Mercon actively contributes to Tata Steel's greening initiatives.
- Mourik Infra B.V.coreMercon as exclusive subcontractor to Mourik for GRONST project - major maintenance of locks Linne, Roermond, Belfeld, Grave and Sambeek for Rijkswaterstaat. Work includes Stoney slides and movable bridges.
- HSM Offshore Energy BVmajorMercon as subcontractor to HSM for offshore substation components (mudmats and pilesleeves) for Jasmund Offshore Substation (Ostwind 3 project) for 50Hertz.
- De Bruin Process EquipmentminorCollaboration on 10 Duplex tanks project with each 700m3 capacity. Tanks placed at Olivet in Dordrecht. Combined expertise in high-quality tank construction.
- JPB Groep BVmajorCollaboration on RVS stainless steel storage tank construction. Mercon delivered 3,500 m³ tank for JPB at Chemie Park Delfzijl. Previous project included tank of 12.6m diameter and 28.5m height in duplex LDX 2101.
- Hardt HyperloopcoreOpening of European Hyperloop Center in Veendam. Mercon contributed to fabrication of test track and participated in official kick-off event.
- Hardt HyperloopcoreCollaboration on European Hyperloop project since 2021. Mercon fabricates hyperloop tubes and test track sections for the European Hyperloop Center in Veendam. Currently approximately 24 people work in shifts on welding, assembly, measuring and adjustment. Participated in opening of EHC.
- Hardt HyperloopcoreOngoing collaboration for hyperloop test track fabrication. Project required innovative solutions for complex challenges, demonstrating Mercon's ability to overcome technical obstacles.
Scale indicators5 records
Recent moves8 records
Expansion highlights6 records
Mercon competitors and assessment
Company assessmentDirect peers
- Mourik: Dutch industrial services and infrastructure contractor. Mercon works as exclusive subcontractor to Mourik on the Rijkswaterstaat GRONST lock maintenance project (Linne, Roermond, Belfeld, Grave, Sambeek), making them operationally comparable in Dutch infrastructure maintenance delivery.
- Hertwich Engineering: Austrian specialist fabricator of aluminum melting and holding furnaces, casthouse equipment, and metal treatment plants under the Constellium group. Comparable as a specialized European metallurgical process equipment fabricator serving industrial customers with custom-engineered vessels.
- De Bruin Process Equipment: Dutch stainless steel and Duplex tank fabricator collaborating with Mercon on the 10-tank Duplex project at Olivet, Dordrecht. Direct comparable in stainless tank engineering and fabrication for chemical, food and process industry customers.
- Reimert Group: Dutch civil infrastructure contractor partnering with Mercon (Combinatie Reimert-Beentjes VOF) on bridge projects including the 10-year framework for movable bridges in North Holland and the Vivian Maier bridge in Amsterdam. Directly comparable in Dutch bridge and lock construction delivery.
- HSM Offshore Energy: Dutch offshore structures fabricator (jackets, substations, foundations) for whom Mercon supplies sub-components like mudmats and pilesleeves. Comparable in heavy steel fabrication for offshore energy projects, though HSM operates at larger module scale and direct-to-client delivery.
- Beentjes GWW: Dutch civil and movable bridge construction contractor partnering with Mercon through Combinatie Reimert-Beentjes VOF. Comparable as a Dutch regional bridge/infrastructure contractor with steel superstructure and mechanical movable component capabilities.
Broad incumbents
- Bilfinger: Large German-headquartered industrial services group operating across process industries in Europe. Mercon delivers stainless tanks to Bilfinger for the Circtec tire recycling project - comparable in tank fabrication/maintenance service line, though Bilfinger is many multiples larger and serves a broader multinational footprint.
- Stork Technical Services (Fluor): Dutch-rooted industrial maintenance, modification and asset integrity services provider (now under Fluor). Operates in similar industrial maintenance shutdown and tank/structural services in the Netherlands and Northwest Europe, but at much larger scale and broader scope.
- SPIE: French-listed European multi-technical services group with strong industrial services and mechanical contracting presence across the Netherlands and Belgium. Comparable in industrial installation, maintenance and mechanical services for process industry clients.
- Royal HaskoningDHV: Dutch engineering and project management consultancy with deep industrial and infrastructure design capabilities. Comparable in Dutch industrial and infrastructure project ecosystem, though positioned upstream in design/PMC rather than fabrication/execution.
Market position
Strengths2 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights7 records
Customer concentration
Mercon social profiles
Digital presenceMercon financial estimates
Financial estimateRevenue estimate
Valuation estimate
Mercon leadership team
Management profileNumber of profiles
Profiles3 records
Mercon funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Mercon M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Mercon
What does Mercon do?
Mercon is a multidisciplinary industrial contractor delivering advisory, engineering, construction, and maintenance services across four core segments: Tank Maintenance (inspection, repair, jacking, and full renovation of storage tanks in carbon steel, stainless steel, and duplex), Infrastructure (fabrication, assembly, and renovation of bridges, locks, jetties, and pumping stations), Stainless Tanks (design and build of custom RVS and Duplex storage tanks from 150 m³ to 15,000 m³ using the proprietary Nordweld system and laser welding), and Industrial Services (day-to-day industrial maintenance, shutdown services, and modification of railings, platforms, and stairs). All execution is supported by an 85,000 m² construction yard in Gorinchem with direct river load-out access and certified welding procedures.
Is Mercon a public or private company?
Mercon is a private company. It is classified as family owned and is currently operating.
When was Mercon founded?
Mercon was founded in 1976. It employs 251 to 500 people.
Where is Mercon based?
Mercon is headquartered in Gorinchem, Netherlands, in the Europe region.
How does Mercon make money?
Three revenue lines are on record. Engineering and Construction Services are the primary driver. The others are maintenance Services and stainless Steel Tank Construction.
Who are Mercon's main competitors?
Direct peers on record are Mourik, Hertwich Engineering, De Bruin Process Equipment, Reimert Group, HSM Offshore Energy and Beentjes GWW. Broad incumbents are Bilfinger, Stork Technical Services (Fluor), SPIE and Royal HaskoningDHV.
Does Mercon have an API?
No public API is recorded for Mercon.
What industry is Mercon in?
Mercon's product category is Industrial Engineering & Construction Services. Its primary akta.pro industry code is IMAIACAH, Tank, Vessel & Pipeline Inspection/Cleaning/Repair (API/ASME), with a secondary code of IMAHAEAF, Pressure Vessels, Columns & Storage Tanks (ASME/Process Vessels). Its NAICS code is 811310 and its SIC code is 3559.