Calmarsunds VVS

What Calmarsunds VVS does

Calmarsunds VVS AB is a Swedish VVS (plumbing, heating, sanitation) and electrical installation contractor headquartered in Kalmar, Sweden, with a branch office in Karlskrona. Founded in 2000 by Niclas Moberg and Magnus Medrin, the company serves residential and commercial customers across southeast Sweden (Kalmar, Öland, Nybro, Mönsterås, Torsås, Emmaboda, and Blekinge). The company's offerings span plumbing services, heating systems (heat pumps, underfloor heating, radiators, hot water heaters), bathroom and kitchen renovation, home appliance installation, water leak detection and shutoff systems, and full electrical installations, along with multi-discipline contracting where it acts as general contractor.

The company operates as a wholly-owned unit of Instalco (acquired August 2022), leveraging the Nordic installation group's network of approximately 150 subsidiaries and 6,000+ employees for multi-discipline bids alongside sister companies Elovent and Avent. Revenue is generated through professional-services engagements on three pricing models: annual subscription service/maintenance contracts for businesses and property owners, pay-as-you-go private home services, and multi-year total contracts for large renovation and energy-efficiency projects (e.g., HSB Graniten at ~50M SEK for ~230 apartments, Gunnebo renovation of 185 apartments with completion December 2025). With approximately 30 employees and over 30 service technicians, the company targets private homeowners, businesses, property owners, housing cooperatives (bostadsrättsföreningar), and real estate companies through direct field sales and project-based contracting.

Name

Calmarsunds VVS

Legal name

Calmarsunds VVS AB

Website

https://calmarsundsvvs.se

Company type

Private

Founded year

2000

Operating status

Operating

Short description

Calmarsunds VVS is a Kalmar-based Swedish VVS (plumbing, heating, electrical) installation and contracting company serving private homeowners, businesses, property owners, and housing cooperatives across southeast Sweden, operating as a subsidiary of Instalco.

Ownership category

akta.pro rank

Product category

Plumbing and Heating Installation Services

NAICS

Plumbing, Heating, and Air-Conditioning Contractors (238220)

akta.pro primary industry

Plumbing & Pipefitting Contracting (IMAFALAC)

Keywords

• Plumbing installation services
• Heating system services
• Bathroom renovation services
• Residential contracting services
• Property maintenance services

Headquarters

HQ city

Kalmar

HQ country

Sweden

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Marketing or Sales, Infrastructure

Revenue model

1. Service and Maintenance: Ongoing service contracts and maintenance work for both private individuals and businesses, providing regular support and emergency repairs
2. Installation Services: New installations for bathrooms, kitchens, heating systems, and home installations including dishwashers, washing machines, toilets, showers, pools, and heat pumps
3. Contracting/Entrepreneurship: Larger construction and renovation projects where the company acts as general contractor, including planning, coordination, and multi-discipline installation work
4. Renovation Projects: Complete renovation services for bathrooms, kitchens, and properties including project management from planning to completion

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Calmarsunds VVS delivers plumbing, heating, sanitation, and electrical installation, maintenance, renovation, and contracting services for private homeowners, businesses, property owners, housing cooperatives, and real estate companies in southeast Sweden. The company acts as a general contractor on larger multi-discipline projects and as a service partner for ongoing maintenance and emergency repair work. Since August 2022 it has operated as a wholly-owned subsidiary of the Instalco group.

Product overview

Calmarsunds VVS is a VVS (plumbing, heating, sanitation) and electrical installation company founded in 2000, headquartered in Kalmar, Sweden with operations on Öland and in Karlskrona. The company operates as a subsidiary of Instalco and provides a comprehensive portfolio of installation, renovation, and maintenance services. The core offerings include VVS-tjänster (general plumbing services), Värme (heating systems including heat pumps, radiators, floor heating, hot water heaters), Badrum (bathroom installation and renovation), Kök (kitchen installation and renovation), Installation i hemmet (home appliance installation for dishwashers, washing machines, toilets, showers, pools, heat pumps), and Entreprenad (contracting services for larger projects). For business customers, they offer specialized services for Företag och fastighet (businesses and properties), Fastighetsbolag (property companies), and Bostadsrättsförening (housing cooperatives). The company also provides electrical installation services and specialized offerings like Vattenfelsbrytare (water failure breakers) and Vattenläcka (water leak detection). Calmarsunds VVS functions as a full-service VVS provider rather than a software product company.

Differentiator

Problem solved

Functional benefit

Products and services

• VVS and Electrical Services for Businesses and Properties
• Heating Systems (Värme)
• VVS Services (Plumbing)
• Bathroom Services
• Kitchen Services
• Home Installation Services
• Contracting (Entreprenad)
• Property Company Services
• Housing Cooperative Services
• Heat Pump Installation
• Water Leak Detection and Water Failure Breakers
• Electrical Installation

Quantifiable outcome

• Energy savings through heat pump installation and system optimization
• +2 more outcomes

Named customers8 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Four partnerships are on record, tiered minor, core and flagship.

• Sydsvenska elanläggningarminorImplementation/ SI/ Consulting Partner · 27 November 2024Sydsvenska elanläggningar serves as subcontractor for electrical installations in the Gunnebo renovation project (185 apartments).
• AventcoreStrategic or Co-development Partner · 30 August 2022Collaboration with Avent (another Instalco subsidiary) in the Callmare Fästning project for ventilation and control systems. Three Instalco companies (Elovent, Calmarsunds VVS, Avent) working together on the same project.
• EloventcoreStrategic or Co-development Partner · 4 August 2022Collaboration with Elovent (also part of Instalco) on VVS and electrical installations in larger construction projects like Varvsholmen. Elovent handles electrical, network, access control and fire alarm systems while Calmarsunds handles VVS installations.
• InstalcoflagshipOthersCalmarsunds VVS AB was acquired by Instalco in August 2022, becoming part of the Instalco group. Instalco is one of the Nordic region's leading installation companies in electrical, VVS, ventilation, industry and technical consulting. Instalco consists of approximately 150 subsidiaries with over 6,000 employees in Sweden, Norway and Finland, generating approximately 14 billion SEK in revenue.

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Bravida Sverige: Bravida is one of the largest Nordic installation and service companies, providing electrical, HVAC, and plumbing services to commercial, residential, and industrial customers. It is a direct peer in scope of services (multi-discipline VVS/el installation, service contracts, contracting) but operates at substantially larger scale across Sweden.
• Comfort (Comfort-kedjan): Comfort is Sweden's largest chain of independent VVS installers, covering heating, plumbing, and bathroom services to both private and commercial customers. It is directly comparable to Calmarsunds in core plumbing/heating service offerings and customer segments, with a similar fragmented regional branch structure.
• Sandbäckens: Sandbäckens is a Swedish VVS and sprinkler installation group with multiple regional offices providing plumbing, heating, and sprinkler services to contractors, property owners, and industrial clients. Comparable multi-discipline service offering and project-based contracting model.

Broad incumbents

• Caverion Sverige: Caverion provides intelligent building solutions and technical installations across the Nordics, including HVAC, plumbing, and electrical work. It overlaps Calmarsunds' VVS/heating service scope but operates at much larger scale with broader service portfolio including digital building solutions.
• Assemblin Sverige: Assemblin is a Nordic installation company providing technical solutions in electrical, heating & plumbing, ventilation, and automation. Comparable in VVS installation and service offerings to commercial and residential customers but operating at significantly larger scale across multiple Nordic countries.
• YIT Sverige: YIT is a Nordic construction and building services company with operations in Sweden including renovation and technical installations. It competes with Calmarsunds on larger renovation and contracting projects and has overlapping service capability but a much broader portfolio.

Others

• HSB (housing cooperative) — installer customer: HSB is a major Swedish housing cooperative federation and a key client of Calmarsunds for large renovation projects (HSB Graniten). It is adjacent rather than competitive — it is a buyer of VVS services — but represents the institutional customer segment that defines comparable regional VVS contractors' addressable market.
• Riksbyggen: Riksbyggen is a major Swedish real estate developer and housing cooperative manager and a customer of Calmarsunds (Callmare Fästning). It is not a competitor but its procurement patterns shape the demand environment for regional VVS contractors of Calmarsunds' size.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks2 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 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 Calmarsunds VVS