JOHN DREJER

What JOHN DREJER does

John Drejer A/S is a Danish electrical installation and building-technology contractor serving the East Jutland (Østjylland) region from offices in Randers NV and Brabrand. The company delivers a multi-line service portfolio spanning electrical installation, building automation (CTS, IHC, IBI, Smart Home, Philips Hue, DALI), EV charging infrastructure, LED lighting, solar panels, heat pumps, climate control, IT solutions, and white goods/appliance repair. It serves three customer segments — private households, businesses (Erhverv), and public-sector clients — through project-based contracts in both B2B and B2C channels.

The company was founded in 1943 by Peter Bødker, acquired by John Drejer in 1981, and is now fully owned by Jeppe Drejer following the 2020 succession. Headcount is approximately 60 employees, reflecting the scale of a regional multi-trade contractor. Strategic growth has been executed through acquisitions, including Pro Center Vest and Sikkerdanmark (2009–2010) and Jysk Hvidevare Teknik (June 2022), which extended the offering into white goods repair.

The business model is project-based services revenue with no disclosed subscription or recurring revenue component. Go-to-market is local and regional, anchored by physical branch presence and reinforced by sustained "Byens Bedste" award recognition in 2023, 2024, and 2026. The company is privately held, family-owned, with no external funding rounds disclosed.

Name

JOHN DREJER

Legal name

John Drejer A/S

Website

https://john-drejer.dk

Company type

Private

Founded year

1943

Operating status

Operating

Headcount range

11–50 employees

Short description

John Drejer A/S is a Danish regional electrical and building-technology contractor serving private, business, and public-sector customers in East Jutland from offices in Randers and Brabrand, with approximately 60 employees.

Ownership category

akta.pro rank

Product category

Electrical Contracting Services

NAICS

Appliance Repair and Maintenance (811412), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Auto Controls For Regulating Residential & Comml Environments (3822), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Home Energy & EV Charging (HEMS, Smart Meters, Batteries, Chargers) (HSAPAQAF)

Keywords

• Electrical installation services
• Building automation systems
• EV charging installation
• Solar panel installation
• White goods repair

Headquarters

HQ city

Randers

HQ country

Denmark

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Electrical Installation Services: One-time professional services for electrical installations including traditional and innovative solutions for residential and commercial properties. Services include new installations, replacements, and maintenance.
2. White Goods Repair Services: Repair and service of household appliances including washing machines, dryers, dishwashers, refrigerators, ovens, cooktops, and range hoods. Professional services with spare parts carried by technicians.
3. Heat Pump Sales and Installation: Sale and installation of air-to-air heat pumps for energy-efficient heating and cooling solutions
4. Solar Panel Installation: Installation of solar panels for private homes and commercial/industrial buildings. 20 years of experience in solar cell solutions.
5. Climate Control and Energy Management: Installation and service of air conditioning and climate control systems, energy optimization services

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

John Drejer A/S provides electrical installation, building automation, energy optimization, and related building technology services for private households, businesses, housing associations, and public institutions across East Jutland, Denmark. The company installs and services EV charging stations, solar panels, LED lighting, heat pumps, air conditioning, IT networks, and smart home systems, and repairs white goods through its sub-brand Jysk Hvidevare Teknik.

Product overview

John Drejer A/S is a multi-service electrical and building technology company operating as a unified platform of interconnected services. The core offerings center on electrical installations (EL-installation) and building automation (Bygningsautomatik), supplemented by complementary services including EV charging (Bil oplader), LED lighting (LED Belysning), solar panels (Solceller), energy and climate management (Energi- og klimastyring), heat pumps (Varmepumpe), and climate/air conditioning systems (Klimaanlæg). The company also operates Jysk Hvidevare Teknik as a sub-brand for appliance repair and services, and provides IT solutions and data networks (IT-løsninger og datanetværk) as well as energy optimization consulting (Energioptimering). The services are designed to work together, particularly for green transition and energy efficiency goals, serving residential, commercial, and public sector customers across East Jutland.

Differentiator

Problem solved

Functional benefit

Brands

• Jysk Hvidevare Teknik: White goods service and repair division acquired in June 2022, providing professional service and repair of all types of household appliances including washing machines, dryers, dishwashers, refrigerators, freezers, ovens, and range hoods.

Products and services

• Electrical Installation (El-installation) Core electrical contracting service covering wiring, circuit installation, electrical repairs, and related electrical work for residential, commercial, and public sector customers in East Jutland.
• Building Automation (Bygningsautomatik) Design, installation, and servicing of building automation systems including CTS, IHC, IBI, Smart Home, and DALI lighting control for residential and commercial customers.
• EV Charging (Bil oplader) Supply and installation of electric vehicle charging stations for private households, businesses, and housing associations.
• LED Lighting (LED Belysning) Installation of LED lighting solutions for residential, commercial, and public customers, including energy-efficient lighting upgrades.
• Solar Panels (Solceller) Supply and installation of solar panel systems for private homeowners, businesses, and public institutions seeking renewable energy generation.
• Energy and Climate Management (Energi- og klimastyring) Implementation of energy and climate management systems to monitor and optimize energy usage in buildings for residential, commercial, and public sector customers.
• Heat Pump (Varmepumpe) Supply and installation of heat pump systems for residential and commercial heating applications.
• Air Conditioning (Klimaanlæg) Supply and installation of air conditioning systems for residential, commercial, and office customers.
• IT Solutions and Data Networks (IT-løsninger og datanetværk) Installation of IT networks, data cabling, and structured cabling systems for residential and commercial customers.
• White Goods Repair (Jysk Hvidevare Teknik) Repair service for household white goods (washing machines, refrigerators, ovens, etc.) provided to private households under the Jysk Hvidevare Teknik trading name.

Named customers3 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

Integration5 records

Feature3 records

Partnerships

Four partnerships are on record, tiered minor and core.

• Pro Center VestminorStrategic or Co-development Partner · 1 January 2009Invested in light and sound company Pro Center Vest in 2009-2010 as part of strategic expansion.
• SikkerDanmarkminorStrategic or Co-development Partner · 1 January 2009Invested in security chain SikkerDanmark in 2009-2010, which focuses on security solutions for high-security customers. Later, in 2020, Jeppe Drejer took over John Drejer A/S and John Drejer Låse & Sikring A/S.
• Solar Panel PartnercoreTechnology or IntegrationCollaboration with partner for solar panel installation. Company states 20 years of experience in solar solutions through this partnership.
• Leading Suppliers (Førende Leverandører)coreTechnology or IntegrationPartnerships with leading suppliers of climate and energy management products to ensure top quality and access to latest energy-efficient products.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Kemp & Lauritzen: Danish electrical installer with broad service portfolio covering installations, building automation, energy optimization, and HVAC for residential, commercial, and industrial customers — directly comparable offering to John Drejer A/S but at larger national scale.
• Skou Gruppen: Danish electrical contractor focused on residential and commercial installations with multiple regional offices; comparable service portfolio and target customer base to John Drejer A/S.
• EL:CON: Danish national electrical installation and service company serving residential and commercial customers; comparable GTM and service portfolio to John Drejer A/S at larger scale.
• InstallatørGruppen: Danish electrical installer network with multiple regional locations; directly comparable to John Drejer's residential and commercial electrical service model across Denmark.
• HvidevareService Danmark: Danish white goods/appliance repair service provider; directly comparable to John Drejer's Jysk Hvidevare Teknik sub-brand across similar Jutland geography.

Broad incumbents

• Bravida Danmark: Leading Nordic technical installation and service contractor with electrical, HVAC, and building technology offerings; competes with John Drejer in commercial and public-sector projects across Denmark.
• Wicotec Kirkebjerg: Major Danish technical contractor providing electrical installations, building automation, and energy solutions for construction and infrastructure projects; a larger-scale competitor to John Drejer in commercial segments.
• Caverion Danmark: Nordic provider of building technology and energy solutions covering HVAC, electrical, and automation; comparable to John Drejer's smart-building and energy services lines but at enterprise scale.
• GK Danmark: Nordic technical building services company with electrical, HVAC, and energy optimization offerings; relevant peer for John Drejer's commercial energy management and climate control services.

Regional players

• AURA Energi: Danish regional energy and installation company serving Aarhus-area customers with electrical, solar, and energy services; overlaps with John Drejer's East Jutland service territory and green-transition offerings.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/johndrejeras
• LinkedInlinkedin.com/company/john-drejer-a-s
• Instagraminstagram.com/johndrejer.dk

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 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 JOHN DREJER