Viking Window
Viking Window AS, established 1996, is a privately held Estonian manufacturer of bespoke wooden and aluminium-clad windows, exterior doors, and sliding doors, serving residential and commercial customers across Estonia, the UK, Nordic countries, Ireland, and select international markets from its Mäo factory and sales offices.
- Company typePrivate
- Founded1996
- HeadquartersPaide, Estonia
- Headcount101–250
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What Viking Window does
Viking Window AS, founded in 1996 in Mäo, Järva County, Estonia, designs and manufactures bespoke wooden and aluminium-clad (aluclad) windows and exterior doors for residential and commercial customers across Europe and selected international markets. Originating as a joint venture with Danish window producer Rationel Vinduer and becoming 100% Estonian-owned via a management buyout in 2001, the company operates a single manufacturing facility in Mäo with domestic sales offices in Tallinn and Tartu and — since December 2024 — a 51% majority stake in UK subsidiary Norrsken Company Limited, which provides showrooms, installation, and after-sales services in England and Wales.
The product portfolio centers on Nordic and German-style window systems: outward-opening Scandinavian profiles (Viking21, SW14, SW17) achieving Passive House thermal transmittance as low as Uw = 0.65 W/m²K on the SW14, and inward-opening German tilt-and-turn designs (DK22). Door products include exterior panel and profile doors plus multiple sliding variants — the outward-opening Innova (1350 Pa water tightness), the GU lift-and-slide, the Panorama lift-and-slide (frameless fixed side), and the e-Power, an electrically motorized lift-and-slide system with concealed drive and battery backup. Specialty items include fire-rated windows certified to EI30 and EI60 ratings using Pyrobel glass. Manufacturing uses glue-laminated pine (A1–A3), ASSA/ROTO/Hoppe multi-point locking hardware, triple-glazed units with warm-edge Swisspacer spacers, and Teknos Aquatop water-based finishes. The SW14 profile is protected by international industrial design registration DM/083922.
The business model is sales-led and quote-based: there is no public price list, and every order is made-to-spec on dimensions, color, glazing, and hardware, typically under multi-year contracts. Distribution combines three direct Estonian sales offices, a network of regional distributors across roughly twelve countries (Norway, Sweden, Ireland, Latvia, plus Iceland, France, Japan, Netherlands, Finland, USA, Canada), and the owned Norrsken subsidiary in the UK. Target segments are architects and specifiers, self-builders, heritage restoration projects, log-home builders, and new-build developers. The company is privately held by its management team with no institutional investors or parent company, and holds certifications including ISO 9001 (2000), ISO 14001 (2005), PEFC chain-of-custody (2007), Passive House Institute, CE, and PAS24.
Viking Window firmographics
Firmographics- Name
- Viking Window
- Legal name
- Viking Window AS
- Website
- https://viking.ee
- Company type
- Private
- Founded year
- 1996
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Viking Window AS, established 1996, is a privately held Estonian manufacturer of bespoke wooden and aluminium-clad windows, exterior doors, and sliding doors, serving residential and commercial customers across Estonia, the UK, Nordic countries, Ireland, and select international markets from its Mäo factory and sales offices.
- Ownership category
- akta.pro rank
Viking Window industry classification
Industry- Product category
- Wooden and Aluclad Windows and Doors
- NAICS
- Wood Window and Door Manufacturing (321911), Metal Window and Door Manufacturing (332321)
- SIC
- Metal Doors, Sash, Frames, Moldings & Trim (3442), Prefabricated Wood Bldgs & Components (2452)
- akta.pro primary industry
- Windows (IMADAIAC)
- akta.pro secondary industries
- Exterior Doors (IMADAIAA), Screens, Storm Doors/Windows & Insect Protection Systems (IMADAIAK)
Keywords
Where Viking Window is headquartered
LocationHeadquarters
- HQ city
- Paide
- HQ country
- Estonia
- HQ region
- Europe
Offices4 records
Markets served
Viking Window business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Personnel, Supply Chain, Infrastructure, Marketing or Sales, Technology or R&D
Revenue model
- Bespoke Windows and Doors Sales: Viking Window generates revenue through the manufacture and sale of bespoke wooden and aluminium-clad windows, doors, and sliding doors. Products are custom-made to customer specifications including dimensions, colors, glazing options, hardware, and opening mechanisms. Revenue is transaction-based with one-time purchase model per product.
- Installation and After-Sales Services: Through subsidiary Norrsken Company Limited in the UK, the company provides installation services and after-sales support for customers in England and Wales.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Bespoke custom windows and doors - quote-based pricing |
Go-to-market motion1 record
Distribution channels4 records
Marketing channels7 records
Viking Window product offering
Product offeringCore offering
Viking Window AS designs and manufactures bespoke wooden and aluminium-clad (aluclad) windows and exterior doors from its facility in Mäo, Estonia, custom-made to customer specifications including dimensions, colors, glazing options, hardware, and opening mechanisms. The portfolio spans Nordic-style outward opening windows, German-style inward opening tilt-and-turn windows, vertical sliding sash windows, panel and profile exterior doors, and a full range of sliding door systems (Innova, GU, Panorama, e-Power), with specialized fire-rated (EI30/EI60) and Passive House Institute-certified variants. Through its majority-owned UK subsidiary Norrsken Company Limited, the company also provides installation and after-sales services in England and Wales.
Product overview
Viking Window AS is an Estonian manufacturer of bespoke high-quality wooden and aluminium-clad (aluclad) windows and doors with over 25 years of experience. The product portfolio centers on Nordic window and door design for modern architecture. Core window products include the Viking21 (traditional outward opening, 2/3-glazing), SW14 (outward opening for near zero energy/passive houses), SW17 (modern Nordic design with slim profiles), DK22 (inward opening German-style tilt-and-turn), and Vertical Sliding Sash windows (English style). Door offerings encompass Exterior Panel Doors and Profile Doors (Viking 12/21 series), along with advanced sliding solutions: Innova Sliding Door (outward opening), GU Lift and Slide Door (inward opening), Panorama Lift and Slide Door (frameless fixed side), and e-Power (electric motorized). Specialty products include fire-rated windows (SW14 and DK22 Fireguard EI30/EI60). Accessories include window handles (Hoppe, Mila, Vinga), fly screens, and window boards. The company emphasizes energy efficiency with Passive House certified windows, PEFC certified timber sourcing, and ISO 9001/14001 quality management.
Differentiator
Problem solved
Functional benefit
Products and services
- Viking21 Windows Outward opening timber and aluclad windows in traditional Scandinavian style, available with 2-glazing or 3-glazing options and featuring traditional design with decorative profiles and multiple opening types; for residential and commercial projects requiring classic Nordic styling.
- SW14 Windows Scandinavian-style outward opening windows for near zero energy and Passive House buildings, available as timber or aluclad versions, with a Passive House Institute-certified variant achieving Uw = 0.65 W/m²K thermal transmittance; for high-end energy-efficient residential projects.
- SW17 Windows Modern Nordic-design outward opening windows for zero energy homes with slim profiles and three-glazing achieving Uw = 0.75 W/m²K, available in timber and aluclad versions; for contemporary residential architecture seeking broad views and high efficiency.
- DK22 Windows German-style inward opening tilt-and-turn timber or aluclad windows with slimmer profiles for larger light openings, featuring 52 mm triple glazing and improved energy efficiency; for European residential and commercial projects preferring inward opening operation.
- Vertical Sliding Sash Window Traditional English-style vertical sliding sash windows with counterweight mechanism, featuring 2-glazing with Uw = 1.4 W/m²K, designed for weather resistance in stormy conditions; primarily for UK heritage, period-property and traditional residential projects.
- Exterior Panel Doors Traditional outward and inward opening exterior and balcony doors with insulated door panel construction, available in multiple designs and glazing options, supplied as complete doorsets including frame, threshold, handle and cylinder; for residential entrances and balcony access.
- Exterior Profile Doors Exterior doors manufactured from quality glued pine timber profiles with the option for glazing or insulated panel infills, available in both timber and aluclad versions; for residential and commercial exterior entrances.
- Innova Sliding Door Outward opening innovative sliding door with a unique locking mechanism that moves the frame outward during opening, exceptional weather resistance (Class E1350 water tightness at 1350 Pa), and triple glazing achieving U-value 0.72 W/m²K; for residential and commercial projects requiring large openings with high weather performance.
- GU Lift and Slide Door Inward opening lift-and-slide doors with German GU-934-H locking system capable of carrying up to 300 kg load, available in 2- or 3-glazing versions with high thermal performance; for large openings and patio access in residential projects.
- Panorama Lift and Slide Door Modern sliding door with traditional parallel-sliding frame design where the fixed side has no conventional fixed frame and the glass package is installed directly into the sash for a significantly larger light opening, available only in timber-aluclad version; for premium residential projects maximizing daylight and views.
- e-Power Sliding Door Electric motorized lift-and-slide door with concealed electrical locking system integrated into timber profiles and battery operation ensuring functionality during power outages, triple glazing achieving U-value below 0.80 W/m²K, available only as timber-aluclad; for premium residential projects requiring automated large-opening access.
- SW14 Fireguard Window EI30/EI60 Fire-resistant window based on the SW14 profile system, available in EI30 or EI60 fire rating, with triple glazing featuring Pyrobel fire glass, three weather seals, and produced as fixed or opening window; for projects requiring certified fire compartmentation in residential and commercial buildings.
Quantifiable outcome
- Passive house windows are 3 times more energy efficient than standard windows
- +3 more outcomes
Companies that use Viking Window
Customer profileNamed customers5 records
Segments5 records
Ideal customer profiles2 records
Viking Window technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
Viking Window partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Norrsken Company LimitedcoreViking Window acquired 51% majority stake in its long-standing UK distribution partner in December 2024. Partnership spans more than 15 years. Norrsken supplies premium wooden and aluminium-clad windows and doors to homeowners, self-builders, architects, and developers in UK. The acquisition combines Viking Window's manufacturing excellence with Norrsken's local market expertise and installation capabilities. Products continue to be marketed under the Norrsken brand in England and Wales.
Scale indicators6 records
Recent moves6 records
Expansion highlights6 records
Viking Window competitors and assessment
Company assessmentBroad incumbents
- Schüco: German fenestration incumbent with deep Passive House and aluminum-clad system portfolios. Comparable on high-performance certification stack and project specification channel, though Schüco's primary materials (aluminum, uPVC) and global scale differ from Viking's wood-led offering.
- Pella Corporation: US family-owned window and door manufacturer with deep architect/specifier channel and energy-efficient product lines. Comparable on premium residential positioning, custom configuration, and family-led governance model.
- VELUX: Danish fenestration incumbent dominant in roof windows, with adjacent vertical window programs. Comparable on Danish/Nordic engineering heritage, energy-efficiency certification, and premium residential specification channel.
- JELD-WEN: Global manufacturer of windows and doors with multiple European wood and alu-clad brands (e.g., Swedoor, Dana). Comparable on wood window manufacturing, multi-country distribution, and presence in UK and Nordic new-build/renovation channels.
- Andersen Windows & Doors: US-based premium window and door manufacturer with strong bespoke/architect specification channel and energy-efficient product lines. Comparable on premium residential positioning, custom configuration, and design-protected proprietary products.
- Inwido: Swedish window group operating multiple Nordic and European wood and alu-clad brands (e.g., Elitfönster, Traryd, Hajom). Directly comparable on Nordic wood/aluclad fenestration manufacturing and multi-country residential channel coverage.
- Reynaers Aluminium: Belgian supplier of aluminum and alu-clad window, door, and sliding systems for residential and commercial projects. Overlaps with Viking on alu-clad architecture, bespoke fabrication, and architect/specifier channel across Northern Europe.
- Internorm: Austria's largest European window brand, offering wood, wood-alu, and uPVC systems including Passive House-certified products. Comparable on certification depth, premium positioning, and bespoke configurability, but at much larger scale and broader geographic footprint.
Direct peers
- Rationel Vinduer: Danish manufacturer of bespoke wooden and alu-clad windows and doors with a Nordic design heritage. Viking Window was originally a JV with Rationel before 2001; product portfolios, target customers, and Scandinavian aesthetic are directly comparable.
- VELFAC: Danish manufacturer of low-energy alu-clad wood windows for residential and commercial projects across Northern Europe. Closely matches Viking's alu-clad wood window offering, energy-efficiency positioning, and distribution model in the UK and Nordic markets.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Viking Window social profiles
Digital presenceViking Window compliance and trust
Trust signalCompliance5 records
Viking Window financial estimates
Financial estimateRevenue estimate
Valuation estimate
Viking Window leadership team
Management profileNumber of profiles
Profiles2 records
Viking Window subsidiaries and ownership
Company hierarchySubsidiaries1 record
Viking Window funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Viking Window 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 Viking Window
What does Viking Window do?
Viking Window AS designs and manufactures bespoke wooden and aluminium-clad (aluclad) windows and exterior doors from its facility in Mäo, Estonia, custom-made to customer specifications including dimensions, colors, glazing options, hardware, and opening mechanisms. The portfolio spans Nordic-style outward opening windows, German-style inward opening tilt-and-turn windows, vertical sliding sash windows, panel and profile exterior doors, and a full range of sliding door systems (Innova, GU, Panorama, e-Power), with specialized fire-rated (EI30/EI60) and Passive House Institute-certified variants. Through its majority-owned UK subsidiary Norrsken Company Limited, the company also provides installation and after-sales services in England and Wales.
Is Viking Window a public or private company?
Viking Window is a private company. It is classified as management employee owned and is currently operating.
When was Viking Window founded?
Viking Window was founded in 1996. It employs 101 to 250 people.
Where is Viking Window based?
Viking Window is headquartered in Paide, Estonia, in the Europe region.
How does Viking Window make money?
Two revenue lines are on record. Bespoke Windows and Doors Sales are the primary driver. The others are installation and After-Sales Services.
Who are Viking Window's main competitors?
Broad incumbents on record are Schüco, Pella Corporation, VELUX, JELD-WEN, Andersen Windows & Doors, Inwido, Reynaers Aluminium and Internorm. Direct peers are Rationel Vinduer and VELFAC.
Does Viking Window have an API?
No public API is recorded for Viking Window.
What industry is Viking Window in?
Viking Window's product category is Wooden and Aluclad Windows and Doors. Its primary akta.pro industry code is IMADAIAC, Windows, with a secondary code of IMADAIAA, Exterior Doors. Its NAICS code is 321911 and its SIC code is 3442.