HJM Tak & Byggplåt

What HJM Tak & Byggplåt does

HJM Tak & Byggplåt AB is a privately-held Swedish building materials distributor and retailer, headquartered in Mölndal with a second depot in Hisings Backa (Hisingen), serving the Västra Götaland region. The company positions itself as offering one of West Sweden's widest assortments of roof and wall sheet metal, with a core catalogue spanning byggplåt (construction sheet metal in aluminum, stainless steel, and galvanized steel), vattenavrinning (water drainage systems including gutters and downspouts), plus complementary lines of fasteners, tools, doors and windows sourced from brands such as Sunnerbo and Velux, and pre-fabricated halls ('Hallar') available with free quotes. The 2022 initiative to add a brand identity refresh and a new website, executed with marketing partner AdGrowth, signals modest investment in digital demand generation.

The company serves two primary customer segments: professional tradespeople (roofers, builders, and sheet metal workers) as the lead persona, and private individuals undertaking renovations or small construction projects. Sales motions are direct-to-customer across in-person depot visits, phone-based inquiries (two published numbers), and online quote requests for larger-ticket items like pre-fabricated halls. HJM highlights expert staff guidance, large warehouse inventory for immediate availability, custom cutting services, and proximity to customers as the core functional benefits, while describing itself as an accessible 'challenger' brand relative to larger category incumbents.

Commercial operations are run from two physical depots with published opening hours of 07:00–16:00, supported by an undifferentiated online presence and no disclosed pricing model beyond pay-as-you-go quote-based transactions. The company carries 11–50 employees and was re-established in 2011 as a family business when the original Gothenburg operation was taken over; it claims more than 30 years of cumulative industry experience within the team. There is no disclosed revenue, no external funding, no parent company, no API or software products, and no AI/ML components referenced.

Name

HJM Tak & Byggplåt

Legal name

HJM Tak & Byggplåt AB

Website

https://hjm.se/

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

HJM Tak & Byggplåt AB is a Swedish family-owned building materials distributor in Gothenburg (Mölndal and Hisingen depots) selling sheet metal, roofing, water drainage, fasteners, tools, doors, windows, and pre-fabricated halls to roofers, builders, sheet metal workers, and private individuals across Västra Götaland.

Ownership category

akta.pro rank

Product category

Building Materials Distribution

NAICS

Metal Service Centers and Other Metal Merchant Wholesalers (423510), Metal Window and Door Manufacturing (332321)

SIC

Wholesale-Metals Service Centers & Offices (5051), Sheet Metal Work (3444)

akta.pro primary industry

Windows, Doors & Millwork Distribution (CRAOAFAI)

akta.pro secondary industries

Doors, Windows & Millwork Retail (Interior/Exterior Doors, Windows, Moulding) (CRAIAEAI), Doors, Windows & Millwork Hardware Retail (Locks, Hinges, Handles) (CRAIADAJ)

Keywords

• Sheet metal distribution
• Roofing materials supply
• Building materials retail
• Water drainage systems
• Pre-fabricated halls

Headquarters

HQ city

Mölndal

HQ country

Sweden

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Building Materials Sales: HJM generates revenue primarily through the sale of building materials including sheet metal, roofing, wall materials, water drainage systems, tools, screws, doors, and windows. They operate as a distributor with physical depot locations in Mölndal and Hisingen with large warehouse inventory.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

HJM Tak & Byggplåt is a building materials distributor and retailer supplying one of West Sweden's widest ranges of sheet metal roofing and wall materials from two depots in Mölndal and Hisingen. Its product lines include construction sheet metal (byggplåt), water drainage systems, tools, screws, doors, windows, and pre-fabricated halls, with custom cutting and quote-based sales supporting both professional tradespeople and private customers.

Product overview

HJM Tak & Byggplåt is a building materials supplier offering one of West Sweden's widest ranges of roof and wall materials in sheet metal. The core product portfolio consists of Byggplåt (construction sheet metal in aluminum, stainless steel, and galvanized steel), Vattenavrinning (water drainage systems including gutters and downspouts), and complementary products including tools, screws, doors and windows (from Sunnerbo and Velux), and pre-fabricated halls. The company operates from two depot locations in Mölndal and Hisingen with extensive stock and cutting services.

Differentiator

Problem solved

Functional benefit

Products and services

• Byggplåt (Building Sheet Metal) Construction sheet metal for roofing and facades offered in aluminum, stainless steel, and galvanized steel, available in rolls and sheets with custom cutting services for trade and consumer buyers.
• Vattenavrinning (Water Drainage Systems) Complete water drainage solutions including gutters, downspouts, rainspouts, bracket hooks, pipe angles, and eave flashings to protect properties from moisture and water damage.
• Verktyg (Tools) Wide selection of tools for roofing and facade work, including specialty tools for sheet metal processing, with special-order capability for items not in stock.
• Skruv (Screws) Self-drilling and self-tapping screws for installation in sheet metal facades, metal panels, and roofs, available in various sizes, materials, and application types.
• Dörrar & fönster (Doors & Windows) Selection of windows, roof windows, and doors sourced from Sunnerbo and Velux, including Velux roof windows and Sunnerbo door products stocked for both trade and consumer buyers.
• Hallar (Pre-fabricated Halls) Pre-fabricated building halls available with free quotes, including optional insulation and mounting services; assembly is offered exclusively within Gothenburg municipality and surrounding municipalities.

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Twelve partnerships are on record, tiered minor.

• PlannjaminorOthersSupplier of sheet metal and roofing products. One of HJM's carefully selected suppliers with deeper collaboration.
• VeluxminorOthersSupplier of roof windows. HJM stocks Velux products and offers them as part of their product assortment.
• MatakiminorOthersSupplier partner providing building materials for HJM's product range.
• St. EriksminorOthersSupplier partner in HJM's network of carefully selected suppliers.
• CWLminorOthersSupplier partner listed on HJM's supplier page.
• SunnerbominorOthersSupplier of windows and doors. HJM offers Sunnerbo products as part of their door and window assortment.
• GOPminorOthersSupplier partner in HJM's network.
• ArmatminorOthersSupplier partner in HJM's network.
• RheinzinkminorOthersSupplier of zinc building materials. Partner in HJM's carefully selected supplier network.
• BendersminorOthersSupplier partner in HJM's network.
• BMI IcopalminorOthersSupplier of roofing and waterproofing solutions. Partner in HJM's supplier network.
• AdGrowthminorStrategic or Co-development PartnerMarketing agency that worked with HJM on brand identity, visual profile update, and website redesign in spring 2022. The collaboration was aimed at clarifying HJM's brand, offerings, and customer experience.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Broad incumbents

• Dahl Sverige: Dahl is a major Swedish wholesaler of HVAC, plumbing, and technical installation products. While Dahl's core focus is plumbing and heating rather than roofing, both serve trade professionals and overlap in some product categories like water drainage components.
• Byggmax: Byggmax is a Swedish DIY building materials chain with stores across the country. While Byggmax targets more price-sensitive DIY customers than HJM's professional trade focus, both sell roofing, sheet metal, tools, and screws, with overlapping product categories in West Sweden.
• Stark Sverige (Saint-Gobain): Stark is Saint-Gobain's building materials distribution arm in the Nordics, operating a wide network of depots across Sweden. It competes with HJM on roofing and construction materials but serves a much broader geographic footprint and product range, including Saint-Gobain's own brands.
• Ahlsell Sverige: Ahlsell is one of the largest technical wholesalers in the Nordics, distributing installation products, tools, and building materials. While broader than HJM's focus, Ahlsell competes in HVAC, sheet metal accessories, and tools, serving many of the same trade customers in Sweden.

Regional players

• Solar Sverige: Solar is a Danish-origin technical wholesaler serving the Nordics with HVAC, plumbing, and electrical products. While primarily focused on indoor climate rather than roofing, Solar competes with HJM for some trade customers in Sweden's installation market.

Direct peers

• Beijer Byggmaterial: Beijer Byggmaterial is one of Sweden's largest building materials retailers with a strong presence in West Sweden, including the Gothenburg area. Both HJM and Beijer sell roofing, sheet metal, and building materials to trade professionals and DIY customers through physical depots, making them direct regional competitors.
• Optimera Sverige: Optimera is a Norwegian-owned building materials distributor serving professional contractors in Sweden. Both companies operate as distributors focused on the trade segment, with overlapping product categories in roofing, sheet metal, and construction materials for the Swedish market.
• Plannja (SSAB): Plannja is a leading Swedish manufacturer and distributor of sheet metal roofing and facade products. While Plannja primarily manufactures and HJM primarily distributes, both operate in the same Swedish market for roofing/sheet metal building materials with overlapping supplier-customer relationships.
• Woody Bygghandel: Woody is a Swedish building materials retail chain targeting professional tradespeople and serious DIY customers. Like HJM, Woody operates depots with showrooms, focuses on service and expert advice, and serves the West Sweden market including the Gothenburg region.
• Mataki: Mataki is a Swedish manufacturer and distributor of roofing materials including underlay, waterproofing, and roof membranes. As one of HJM's listed suppliers, Mataki operates in an overlapping product category but on the manufacturing side rather than distribution.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/about

Revenue estimate

Valuation estimate

Number of profiles

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 HJM Tak & Byggplåt