Karu Katus OÜ

Name

Karu Katus OÜ

Legal name

Karu Katus OÜ

Website

https://karukatus.ee

Company type

Private

Founded year

1991

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Steel Roofing and Cladding Manufacturing

NAICS

Custom Roll Forming (332114), Sheet Metal Work Manufacturing (332322), Roofing, Siding, and Insulation Material Merchant Wholesalers (42333)

SIC

Sheet Metal Work (3444), Fabricated Structural Metal Products (3440)

akta.pro industry

PRIMARYIMADAFAB

Metal Roofing Systems

Industrials, Manufacturing & Construction/Building Materials & Products/Roofing Materials & Systems

SECONDARYIMAFAMAA

Roofing Systems & Waterproofing (Membranes, Shingles, TPO/EPDM, Liquid-Applied)

Industrials, Manufacturing & Construction/Construction & Civil Engineering/Building Envelope & Exterior Works (Roofing, Facades, Glazing)

SECONDARYIMADAFAJ

Flashing, Edge Metal & Roof Accessories

Industrials, Manufacturing & Construction/Building Materials & Products/Roofing Materials & Systems

Keywords

• Steel roof profiles
• Metal wall cladding
• Rainwater drainage systems
• Structural steel purlins
• Roofing safety accessories

Headquarters

HQ city

Tallinn

HQ country

Estonia

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Steel Roofing Profile Sales: Sale of steel roof profile sheets including trapezoidal, tile, classic, and rolled profiles. Revenue is generated through one-time product sales based on customer specifications.
2. Steel Wall Profile Sales: Sale of steel wall/cladding profiles for building facades and walls.
3. Steel Purlins and Structural Profiles: Z and C steel profiles for structural support, produced to customer specifications (up to 8000mm length).
4. Rainwater System Sales: Round and rectangular rainwater systems including gutters, downpipes, brackets, and accessories.
5. Roof Accessories and Safety Products: Safety elements including snow guards, roof bridges, ladders, as well as underlays, sealings, and fasteners.
6. Custom Sheet Metal Works: Custom fabrication of sheet metal components according to customer specifications including flashings, ridge capping, and specialized roofing elements.
7. Installation Services: Roof installation services offered as an optional add-on to product sales.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Karu Katus OÜ manufactures and sells steel roof profile sheets, wall/cladding profiles, Z and C steel purlins, round and rectangular rainwater systems, and a full range of roofing accessories. The company operates in-house metal profiling lines, bending machines (up to 2mm steel), and guillotine cutters (up to 3mm) to produce custom steel roofing components with multiple coating options including PUR, Polyester, PVC, Magnelis, and AlZn.

Product overview

Karu Katus OÜ is an Estonian manufacturer of steel roofing and cladding solutions, established in 1991. The company offers a comprehensive portfolio of building envelope products organized into roof profile sheets (tile profiles 350 and Ekstra 400, classic profiles 25 and 38, rolled profile, trapezoidal profiles 20 and 45, and translucent TP20 panels), wall/façade profiles (trapezoidal profiles 15 and 20, cladding profile H2, and proprietary Karu-branded profiles including honeycomb architectural panels), steel purlins (Z and C profiles), and rainwater systems (round and rectangular). The product line extends to roof accessories including DRIPSTOP anti-condensation membranes, roof and wall ladders, bridges and snow guards, custom sheet metal fabrication, underlays and sealings, and fastenings. The company also distributes third-party roof windows (Velux, Fakro, Roto) and Roofit.solar solar-powered roof profiles. Core materials include galvanized steel sheets, Magnelis-coated steel, and aluminum-zinc alloy (AlZn) coated sheets, offered with various polymer coatings (PUR, PUR Matt, Polyester, Matt Polyester, PVC). All products are complemented by a color selection system using RR and RAL color codes. The company positions itself as a one-stop provider for complete roofing and cladding systems.

Differentiator

Problem solved

Functional benefit

Products and services

• Steel Roof Profile Sheets Steel roof profile sheets in multiple variants including Tile profile 350, Tile profile Ekstra 400, Classic profile 25, Classic 38, Rolled profile, Trapezoidal profile 20, Trapezoidal profile 45, and Translucent TP20. Available in polyester, PUR, and zinc coatings. Used by residential and industrial customers for new roofs and renovations.
• Steel Wall and Cladding Profiles Steel wall and facade profiles including Trapezoidal profile 15, Trapezoidal profile 20, Cladding profile H2, and proprietary Karu-branded profiles (Karu 1, Karu 2, Karu honeycomb). Used for building facades, walls, and cladding on residential and industrial buildings.
• Steel Purlins (Z and C profiles) Structural steel purlins in Z and C cross-sections, cross-section height 50-250mm, made from hot-galvanized steel S350GD+Z275 with thicknesses 1.00mm to 2.00mm and maximum length 8000mm. Used as load-bearing profiles for roofing support structures.
• Rainwater Systems (Round and Rectangular) Complete rainwater drainage systems in round (125mm and 150mm gutter diameters) and rectangular (125mm gutter width) configurations. Includes gutters, corners, funnels, elbows, outlet pipes, brackets, and gutter hooks. Used with all roofing projects.
• DRIPSTOP Anti-Condensation Membrane Self-adhesive anti-condensation material applied to the inner side of roof metal sheets before profiling. Traps up to 1 litre per m² of condensation, provides fire resistance (G1 flammability group), and reduces noise by up to 6 dB. Offers up to 25% cost savings versus traditional solutions.
• Roof and Wall Ladders Hot-galvanized oval tube roof and wall ladders in 1.2m and 2.7m frame lengths, with brackets, U-brackets, L-brackets, eave supports, and roof bridge brackets. Available in RR and RAL colours.
• Bridges and Snow Guards Roof safety elements including roof bridge decks, snow stop pipes (3m), adjustment plates, general fasteners, and sealants. Made from 2.5mm hot-galvanized steel, available galvanized or powder painted. Designed for tile and steel sheet roofs.
• Custom Sheet Metal Fabrication Custom sheet metal products fabricated to customer specifications including ridge capping, end pieces, flashings, valley flashing, eaves flashing, chimney flashing, facade sheets, downpipes, gutters, brackets, facades, penetrations, and chimney caps. Bending machine capacity up to 2mm steel; guillotine cutting up to 3mm.
• Underlays and Sealings Roof underlays (permeable and non-permeable), universal self-adhesive sealing (25x40mm and 25x50mm), longitudinal sealing strips (25 running meters, 3x80mm), Wakaflex 280mm flashing set, and underlay tape 50mm.
• Fastenings Complete range of fasteners including roof screws (4.8x25mm RUSPERT), flashing screws, metal screws, blind rivets, bolts, and nuts. Available with various corrosion-resistance coatings: Galvanic Zn (C1-C2), Hot Zn (C3), Ruspert 1000H (C3), Teflon (C3), Stainless A2 (C4), Acid-resistant A4 (C5).
• Roof Windows (Velux, Fakro, Roto) Roof windows distributed from Velux (Standard, Standard Plus, Premium series), Fakro (wooden and plastic windows, flat roof windows, light tunnels, solar collectors), and Roto (German-made premium windows with intelligent technology). Available with various operations, accessories, and flashings.
• Solar-Powered Roof Profiles (Roofit.solar) 2-in-1 solar roofing solution combining roofing material and photovoltaic module. Panels available with peak power of 105W (515x1640mm, 11.6kg) or 130W (515x1955mm, 14kg). Black colour (RR33). Developed and produced in Estonia.
• Galvanized Steel Sheets Galvanized steel sheets in DX51D+Z350 (350 g/m², 25 microns, 0.50-1.5mm thickness) and DX51D+Z275 (275 g/m², 20 microns, 0.70-2.0mm thickness). Available as flat or profiled material.
• Magnelis-Coated Steel Sheets Steel sheets with Magnelis metallic coating (3.5% aluminium, 3% magnesium composition) providing superior corrosion protection with self-healing effect on cut edges. Available as DX51D+ZM175 (175 g/m², 0.50mm), DX52+ZM175 (0.60mm), and DX51D+ZM120 (120 g/m², 0.70mm and 1.0mm).
• Aluminum-Zinc Coated Steel Sheets (AlZn) Aluminum-zinc alloy coated steel sheet with composition of 55% aluminium, 43.4% zinc, and 1.6% silicone. Coating weight 185 g/m². Environmental class C1-C3 guarantee: 20 years; C4: 10 years. Thickness 0.50mm. Excellent corrosion protection, light and heat reflection.
• Installation Services Roof installation services offered as an optional add-on to product sales, with separate pricing from product purchases. Provided through Karu Katus staff in coordination with product orders.

Quantifiable outcome

• Expected material service life up to 50+ years with proper coating selection
• +3 more outcomes

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

13 partnerships are on record, tiered standard, strategic and core.

• Kase Stiil OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller of Karu Katus products located at Peterburi tee 71, 11415 Tallinn.
• Pika-Service OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller of Karu Katus products located at Veerme 23, 11625 Tallinn.
• Balti Profiil OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller of Karu Katus products.
• Vahva Plekksepp OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller located at Tuleviku 18, Rakvere.
• Raiket OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller located in Viljandi area.
• Steel.ee OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller located at Turu 51, 50105 Tartu.
• ES-Balti Profiil OÜstandardChannel Partner/ Reseller/ DistributorAuthorized reseller located at Reti tee 12, Peetri küla, Rae vald, Harjumaa.
• Roofit.solarstrategicTechnology or IntegrationPartnership for solar-powered roof profile products. Roofit.solar develops and produces electric roof profiles (2-in-1 solution combining roofing material and photovoltaic module) in Estonia. Karu Katus offers these panels with peak power of 105W and 130W.
• VeluxstandardChannel Partner/ Reseller/ DistributorRoof window supplier. Velux has over 75 years of experience providing roof windows and skylights with various series options.
• FAKROstandardChannel Partner/ Reseller/ DistributorRoof window supplier. FAKRO is the fastest growing roof window manufacturer globally, established in 1991, holding second position in the global roof windows market.
• RotostandardChannel Partner/ Reseller/ DistributorRoof window supplier. Roto Dach- und Solartechnologie GmbH is a German company with headquarters in Bad Mergentheim, manufacturing premium roof windows and solar systems.
• ArcelorMittal EuropecoreTechnology or IntegrationSteel supplier providing Granite HDX, Granite Standard, and other coating materials for Karu Katus products. ArcelorMittal Europe provides product warranties and certifications.
• SSABcoreTechnology or IntegrationSteel material supplier providing quality galvanized steel sheets and related products with associated guarantees.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Weckman Steel: Finnish manufacturer of steel roof and wall profiles, purlins, and rainwater systems. Comparable mid-sized Northern European competitor with similar product portfolio and Nordic/Baltic market orientation.
• Benders: Swedish manufacturer of roofing products including steel profiles and complete roofing systems. Direct comparable on roofing profile lines and accessories sold to residential and commercial customers.
• Plannja: Swedish-origin steel roofing and cladding profile manufacturer, integrated into SSAB. Competes with Karu Katus on the same lightweight steel profile product family across the Nordics and Baltics.
• Blachotrapez: Polish steel roofing profile manufacturer with a broad profile catalog (trapezoidal, tile, standing seam). Comparable emerging European competitor pushing into Baltic and Nordic markets via distribution.
• Lindab: Swedish manufacturer and distributor of steel building components including roofing profiles, rainwater systems, and structural profiles. Overlaps with Karu Katus on steel roofing sheets, wall cladding, and steel rainwater goods.
• Balex Metal: Polish manufacturer of metal roofing, wall cladding, and steel rainwater systems serving Central and Eastern Europe. Comparable on the full envelope of roofing profiles, flashings, and accessories.
• Ruukki Construction: Nordic steel roofing and wall profile manufacturer (part of SSAB) producing trapezoidal, tile, and standing-seam metal roofing systems. Direct head-to-head competitor in the same product category across the Baltic region and Europe.

Emerging players

• Roofit.solar: Estonian manufacturer of building-integrated photovoltaic (BIPV) metal roof profiles. Strategic partner to Karu Katus, with overlapping channel and customer in Estonian residential solar roofing — a niche adjacency worth tracking.

Broad incumbents

• SSAB: Global steel producer that owns the Ruukki and Plannja brands and supplies Karu Katus directly. Acts as both a major upstream supplier (GreenCoat steel) and a downstream competitor via its roofing subsidiaries.
• ArcelorMittal Construction: Construction products arm of the world's largest steelmaker, producing coated steel and roofing profiles. Major raw material supplier to Karu Katus (Granite HDX/Standard) and a broad competitor across European construction.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC-uXy65KBp4DkHEPcYo57jw
• Facebookfacebook.com/KaruKatusOU

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 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 Karu Katus OÜ