What Vintervoll does

Vintervoll is a Norwegian general electrical contracting company founded in 1947 by Kåre Vintervoll in Steinkjer and headquartered since 1950 in Trondheim. It serves both residential and commercial customers across Central Norway (Trøndelag) and North-Østerdal with a comprehensive service portfolio covering electrical installations, electrical inspections (elkontroll), EV charging infrastructure, solar PV, smart home and building automation (KNX wired systems and SD centralized operations control), wireless fire and intrusion security (Elotec Ajax, including the EN54-certified professional line), lighting, heating, and operations and maintenance. Group operations span four branches (Trondheim, Orkdal, Melhus, Stjørdal) and two wholly-owned subsidiaries (Nyvold Installasjon AS in Oppdal, Eltron AS in Tynset), with approximately 300 employees including over 60 apprentices. Notable reference projects include St. Olavs Hospital, Tyholttårnet, Britannia Hotel, Nye Nidarøhallen, Heimdal VGS (built to ZEB/Zero Emission Buildings standard), and Abels Hus (Breeam Excellent), positioning Vintervoll as one of the largest electrical contractors in Central Norway.

Vintervoll's revenue model is professional services-based, combining time-and-materials hourly billing with fixed-price agreements and a published standard price list. Recurring revenue is generated through annual service agreements covering electrical inspections, fire and intrusion alarm maintenance, access control, and emergency lighting for commercial accounts and TOBB-affiliated housing cooperatives. Channel-specific discounts — notably a 30% equipment and 20% labor discount for TOBB members — support a preferred-supplier referral relationship with TOBB (Trondheim og Omland Boligbyggelag), one of Norway's largest housing cooperatives. GTM is sales-led and direct, anchored on a 'Bestill elektriker' (Order Electrician) call-to-action on the company website and on local branch contact channels, with marketing primarily through the company's inspiration/blog, social media (Facebook, Instagram, LinkedIn), and community sponsorships (Byåsen Håndball Elite, Rosenborg Ballklub). Campaign pages promote Zaptec EV chargers and Elotec Ajax security packages at fixed NOK prices (e.g., Zaptec Home at 13,950 NOK installed; Elotec Ajax Kombi security package at 16,000 NOK).

On the technology side, Vintervoll deploys BIM (Building Information Modeling) for three-dimensional electrical engineering design on commercial projects, third-party certified platforms including KNX for open-standard wired building automation and Elotec Ajax EN54 wireless fire alarm systems with up to 1,800m line-of-sight range, and thermography-based preventive inspections. The company holds ISO 9001, Miljøfyrtårn, FG-approval, NHO Elektro authorized installer status, NEMKO/NEK 405, EN54, Nkom telecom authorization, and DNV 760 certifications, and was recognized in 2025 as 'Årets lærebedrift i elektrofaget' (Apprentice Company of the Year in Electrical Trade). Group revenue exceeded 400 million NOK in 2025. Vintervoll AS is privately held with no evidence of external or private equity ownership; the company is led by CEO Stian Østerlie and Chairman Otto Østerlie.

Name

Vintervoll

Legal name

Vintervoll AS

Website

https://vintervoll.no

Company type

Private

Founded year

1947

Operating status

Operating

Headcount range

251–500 employees

Short description

Vintervoll is a Norwegian electrical contractor founded in 1947 and headquartered in Trondheim. It serves residential and commercial customers across Central Norway with installations, EV charging, solar PV, building automation, and security services, generating over 400 million NOK in 2025 group revenue across four branches and two subsidiaries.

Ownership category

akta.pro rank

Product category

Electrical Contracting Services

akta.pro primary industry

Dimmer, Switch & Lighting Control Installation (HSAOAFAJ)

Keywords

• Electrical contracting services
• EV charging installation
• Solar PV installation
• Building automation systems
• Electrical safety inspections

Headquarters

HQ city

Trondheim

HQ country

Norway

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Professional Electrical Services: Vintervoll generates revenue primarily through professional electrical installation and service work. Services include electrical installations, electrical inspections (elkontroll), EV charging installation, solar panel installation, smart home systems, security systems, automation, and maintenance. Revenue is generated through both hourly billing (time and materials) and fixed-price agreements. A standard pricing list exists, and service agreements with annual controls are also offered.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Vintervoll is a general electrical contractor delivering sockets, lighting, fuse boxes, heating, EV charging, solar PV, security systems (fire/intrusion alarms, cameras, access control), smart home, building automation (KNX/SD), electrical inspections and engineering services to residential and commercial customers. Services are delivered through four regional branches plus two subsidiaries across Central Norway, supported by BIM-based 3D project engineering, a standard price list and fixed-price agreements.

Product overview

Vintervoll is an electrical services company providing comprehensive solutions for both residential and commercial customers in Central Norway (Midt-Norge). The company operates a multi-module service portfolio organized around core offerings: Elektrikertjenester (Electrical Services), Elkontroll (Electrical Inspection), Elbillading (EV Charging), Boligsikkerhet (Residential Security), Smarthus (Smart Home), Solcelle (Solar PV), and Business Security (Sikkerhet Bedrift). Supporting services include Automasjon (Building Automation with KNX and SD systems), Ladeanlegg (Charging Infrastructure), Drift og Vedlikehold (Operations & Maintenance), and Prosjektering (Engineering with BIM). The Elotec Ajax wireless security system, offered with branded safety packages (Fire, Intrusion, and Combined), is a key product line. The company also provides solar installations and EV charging solutions through branded product campaigns like Zaptec. Services are delivered through 4 regional offices (Trondheim, Orkdal, Melhus, Stjørdal) and supported by approximately 300 employees.

Differentiator

Problem solved

Functional benefit

Products and services

• Elektrikertjenester (Electrical Services) Full-range electrical installation and repair services for residential and commercial properties, including lighting, sockets, fuse boxes, renovations and new construction projects.
• Elkontroll (Electrical Inspection) Electrical safety inspections and checks for homes, including overview electrical assessments and comprehensive inspections with thermography to identify faults and compliance issues.
• Elbillading (Home EV Charging) Electric vehicle charging solutions including home charger installation, consultation on capacity and placement, professional setup according to regulations, and scalable solutions for multiple vehicles.
• Boligsikkerhet (Residential Security) Home security solutions including fire alarms, intrusion alarms, camera surveillance, stove guards, intercoms and access control systems, installed by FG-approved technicians.
• Smarthus (Smart Home) Smart home control systems for lighting, heating, security and electrical installations managed via mobile app or control panel, including zone-based temperature control and automated functions.
• Solcelle (Solar PV) Solar photovoltaic installation services for residential, holiday homes, agriculture, and commercial/industrial buildings, including turnkey solutions, customized design and one-year follow-up inspection.
• Elotec Ajax Wireless Alarm System Wireless security and fire alarm system for homes, cabins, townhouses and apartment buildings. Detects smoke, heat, rapid temperature rise, intrusion and water leaks. Controlled via smartphone app with no monthly fees.
• Sikkerhet Bedrift (Business Security) Complete security solutions for businesses including fire alarms, intrusion alarms, access control, camera surveillance, emergency lighting, intercom systems and structured cabling (IKT).
• Automasjon (Building Automation) Building automation solutions for controlling lighting, heating, ventilation and energy consumption. Includes KNX wired control systems and SD (Central Operations Control) systems for complex buildings.
• Ladeanlegg (EV Charging Infrastructure) EV charging infrastructure for commercial buildings, housing cooperatives and apartment complexes, including capacity assessment, fair power distribution, per-user consumption measurement and scalable solutions.
• Drift og Vedlikehold (Operations & Maintenance) Ongoing maintenance and inspection services for electrical systems and security installations including annual checks of fire alarms, intrusion alarms, emergency lighting, and thermography inspections.
• Prosjektering (Electrical Engineering with BIM) Professional electrical engineering services for commercial buildings, residential projects, industry and public sector. Includes BIM (Building Information Modeling) 3D design for optimal cross-discipline coordination.
• Elotec Ajax EN54 Professional Fire Alarm System Professional-grade wireless fire alarm system certified to EN54 European standards. Designed for offices, housing cooperatives, schools, healthcare facilities, hotels, shops, heritage buildings, agriculture and public buildings. Communication range up to 1,800 meters line of sight.
• Sikkerhetspakke Brann (Fire Safety Package) Security package focused on fire safety including central/Hub 4G, 3 smoke detectors (optical/heat), 1 water sensor, installation and setup, and free app for alerts. Price: 11,000 NOK incl. VAT.
• Sikkerhetspakke Innbrudd (Intrusion Package) Security package for intrusion protection including 1 PIR sensor, 2 door/window contacts, 1 indoor siren and remote control. Price: 11,000 NOK incl. VAT.
• Sikkerhetspakke Kombi (Combined Fire and Intrusion Package) Full protection against both fire and intrusion combining both packages into one system. Price: 16,000 NOK incl. VAT.
• Zaptec Home EV Charger Installation Zaptec home EV charger with dynamic charging capacity 1.4–22 kW (1- and 3-phase), integrated 4G (e-sim), WiFi connectivity, Type 2 cable locking and 5-year warranty. Campaign price: 13,950 NOK installed incl. VAT for TrøndelagKraft customers and TOBB members.

Quantifiable outcome

• Over 400 million NOK in revenue in 2025, indicating strong market position as one of the largest electrical contractors in Central Norway
• +3 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

Integration2 records

Feature6 records

Partnerships

Eleven partnerships are on record, tiered core and minor.

• TOBB (Trondheim og Omland Boligbyggelag)coreGTM or Marketing PartnerVintervoll is a preferred electrical services partner for TOBB housing cooperatives and their members. TOBB members receive exclusive discounts (30% off equipment, 20% off labor, 5% off fixed-price) and Vintervoll participates in TOBB's 'Team Oppussing' renovation coordination program. The partnership covers both private (individual members) and business (housing cooperatives) segments.
• EloteccoreTechnology or IntegrationVintervoll is an Elotec Ajax partner, offering the full product portfolio including wireless fire alarm systems (EN54 certified), intrusion alarms, emergency lighting, and voice alerting systems. Vintervoll provides consulting, project design, installation, and service for Elotec products across residential and commercial customers.
• ZapteccoreTechnology or IntegrationVintervoll offers Zaptec home EV chargers as a campaign product for TrøndelagKraft customers and TOBB members at a promotional price of 13,950 NOK installed (incl. VAT). Zaptec is a Norwegian EV charger manufacturer with products including the Zaptec Go and Pro models featuring dynamic charging and 4G connectivity.
• NHO ElektrocoreStrategic or Co-development PartnerVintervoll is a registered electrical installer ('registrert el-installatør') through NHO Elektro, Norway's main trade organization for electrical companies. This registration is required for legally performing electrical installations and signals to customers that work meets professional standards.
• RENASminorStrategic or Co-development PartnerVintervoll is a member of RENAS, Norway's collective system for responsible recycling of electrical and electronic products, demonstrating environmental responsibility.
• Grønt Punkt NorgeminorStrategic or Co-development PartnerVintervoll is a member of Grønt Punkt Norge, Norway's packaging collection and recycling scheme, supporting circular economy and environmental compliance.
• Byåsen Håndball EliteminorOthersVintervoll is a proud sponsor of Byåsen Håndball Elite, a top Norwegian women's handball club. The partnership has been ongoing for over 20 years and supports local talent development and Trøndersk team spirit. Vintervoll also engages in broad sports and community support.
• Rosenborg Ballklub (RBK)minorOthersVintervoll has partnered with Rosenborg Ballklub (RBK) to replace the field lighting at Koteng Arena. This initiative creates activity joy for children and youth, and provides a concrete boost for Rosenborg Kvinner at the top level.
• Veidekke Entreprenør AScoreStrategic or Co-development PartnerVeidekke Entreprenør AS is a major construction partner for Vintervoll on multiple projects including the Maskinparken 1-2-3 residential development (2017-2019) and Nye Nidarøhallen sports hall (2017-2019). Vintervoll performs electrical installations as subcontractor on Veidekke construction projects.
• NCC AScoreStrategic or Co-development PartnerNCC AS partnered with Vintervoll on the Abels Hus office building project (2015-2018), a high-profile new-build office achieving Energy Class A and Breeam Excellent certification.
• Skanska Norge AScoreStrategic or Co-development PartnerSkanska Norge AS partnered with Vintervoll on the Heimdal VGS school project (2016-2018), a new-build school constructed to ZEB (Zero Emission Buildings) standard.

Scale indicators7 records

Recent moves8 records

Expansion highlights5 records

Direct peers

• Caverion Norge AS: Finnish-headquartered provider of technical solutions (electrical, automation, HVAC, security) with established Norwegian operations. Comparable as a multi-service building equipment contractor serving residential and commercial customers with similar scope to Vintervoll's automation and security portfolio; merged with Assemblin in 2024 forming a larger Nordic peer group.
• OneCo AS: Nordic electrical contractor (Norway and Sweden) delivering electrical installations and services for buildings and infrastructure. Comparable as a regional-scale electrical services peer with similar project-based revenue, multi-discipline capability (electrical + telecom/IT), and Nordic operating footprint.
• Assemblin AS: Nordic-based technical installer (electrical, plumbing, HVAC) operating across Norway and Sweden as part of the merged Assemblin-Caverion group. Directly comparable in terms of customer segmentation between residential and commercial, installation-led revenue model, and broad service portfolio across building technical systems.
• GK Norge AS: Norwegian technical contractor (part of the Finnish GK Group) providing electrical, plumbing, and HVAC services to residential and commercial customers. Comparable regional technical-services peer with similar full-service installation model and Norwegian market focus, with stronger HVAC/plumbing tilt.
• Eltel Group: Nordic electrical infrastructure and installation company serving power utilities, telecom operators, and industrial customers. Comparable as a Nordic electrical contractor with similar capabilities in installation and ongoing maintenance services, though more infrastructure- and utility-weighted than Vintervoll's building-focused mix.
• Bravida Norge AS: Nordic-headquartered technical installer providing electrical, HVAC, plumbing, and automation services to residential and commercial customers across Norway and Sweden. Closest peer to Vintervoll in terms of business model (services-led installation contractor), full-service breadth across MEP disciplines, and multi-branch Nordic operating footprint.

Broad incumbents

• ABB: Swiss-Swedish multinational providing electrification, motion control, and automation products and solutions. Broad incumbent whose electrical distribution, building automation, and safety products overlap with Vintervoll's installed products, but at global industrial scale rather than regional contractor scope.
• Eaton Corporation: Global power management and electrical products company whose electrical sector serves similar end customers (commercial buildings, industrial, residential). Broad incumbent whose products Vintervoll and its peers install (loadcenters/fuse panels, surge protection, EV charging, lighting controls) rather than a direct services competitor.
• Schneider Electric: Global specialist in energy management and building automation whose product portfolio (KNX-compatible devices, circuit protection, EV chargers, building automation) is installed by Vintervoll. Broad incumbent operating at global product-company scale across the same building-electrification categories that Vintervoll serves from the installer side.
• Siemens AG: Global technology conglomerate whose Smart Infrastructure division provides building electrification, automation, fire safety, and EV-charging products (including KNX competitor offerings). Broad incumbent operating across the same building-technologies value chain that Vintervoll serves as the regional installer and integrator.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/vintervollas
• LinkedInno.linkedin.com/company/vintervoll-as
• Instagraminstagram.com/vintervoll

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries2 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 Vintervoll