Dietrich

Name

Dietrich

Legal name

Dietrich Isol AG

Website

https://dietrich-isol.ch

Company type

Private

Founded year

1948

Operating status

Operating

Headcount range

51–100 employees

Ownership category

akta.pro rank

Product category

Building Insulation Materials

NAICS

Mineral Wool Manufacturing (327993), Custom Architectural Woodwork and Millwork Manufacturing (337212)

SIC

Concrete, Gypsum & Plaster Products (3270), Millwood, Veneer, Plywood, & Structural Wood Members (2430)

akta.pro primary industry

Insulation & Air/Vapor Barrier Systems (Thermal, Acoustic, WRB/AVB) (IMAFAMAD)

akta.pro secondary industries

Reflective Insulation & Radiant Barriers (IMADAGAF), Adhesives (Structural & Assembly) (IMAEAGAH)

Keywords

• Cement-bonded wood wool
• Thermal insulation panels
• Acoustic absorption panels
• Building insulation materials
• Multi-layer insulation systems

Headquarters

HQ city

Spiez

HQ country

Switzerland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Insulation and Acoustic Panel Products: Revenue is generated from the sale of cement-bonded wood wool insulation panels (UNITEX), acoustic panels (UNIAKUSTIK), lightweight panels (UNICEM), and floor insulation elements (DIETRICH EB). Products are sold in various configurations with different insulation cores, thicknesses, formats, and surface finishes. The company also sells accessories including fasteners, anchors, sealants, adhesive products, and touch-up sprays.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Dietrich Isol AG manufactures cement-bonded wood wool multi-layer insulation panels (UNITEX), wood wool acoustic panels (UNIAKUSTIK), lightweight construction panels (UNICEM), and floor insulation elements (DIETRICH EB) for ceiling, wall, and floor applications in buildings. Products combine thermal insulation, sound absorption, fire protection, and surface finishing in a single panel, and are produced at the company's facility in Spiez, Switzerland. The portfolio is complemented by a range of accessories including concrete screws, adhesives, and touch-up sprays.

Product overview

Dietrich Isol AG is a Swiss manufacturer of cement-bonded wood wool insulation and acoustic solutions, operating in its third generation since 1948. The company produces a comprehensive portfolio centered on four main product lines: UNITEX multi-layer insulation panels (available with various insulation materials including L-EPS, stone wool, XPS, PIR, and HS polystyrenes), UNIAKUSTIK acoustic panels (including design variants like Line, Curves, Dots, and Rhombe patterns), UNICEM lightweight panels, and DIETRICH floor insulation elements (EB series). These products are complemented by a full range of accessories including concrete screws, anchors, profiles, and touch-up sprays. The company manufactures in Spiez and emphasizes Swiss quality, sustainability (with eco 1 ratings from ecobau for stone wool products), and applications for ceiling, wall, and floor insulation in both new construction and renovation projects.

Differentiator

Problem solved

Functional benefit

Brands

• UNITEX: Multi-layer panels with cement-bound wood wool combining excellent thermal insulation with stable surfaces, fire protection, and sound absorption. Available with various insulants including L-EPS, P-EPS, XPS, PIR, stone wool (SW), and EPS/HS.
• UNITEX Duro
• UNIAKUSTIK
• UNICEM
• DIETRICH EB

Products and services

• UNITEX Mehrschichtplatten (Multi-layer Panels) Multi-layer insulation panels made from cement-bonded wood wool that combine excellent thermal insulation with a stable surface, optional fire protection, and sound absorption. Available with stone wool, EPS, XPS, PIR, and HS insulation cores. Used for ceiling and wall applications in new construction and renovation.
• UNITEX Duro Robust insulation panels with a permanently stable surface and increased edge strength. Extremely durable and easy to clean, designed for high-traffic wall areas such as garages.
• UNIAKUSTIK Akustikplatten (Acoustic Panels) Wood wool acoustic panels made from natural raw materials (wood, stone, and water) providing excellent sound absorption and a healthy indoor climate. Classified in fire behavior group RF1, with multiple surface textures (superfine, fine, extremefine) and design variants (Line, Curves, Dots, Tiles, Rhombe, etc.).
• UNICEM Leichtbauplatten (Lightweight Panels) Economical lightweight construction panels with excellent properties for ceiling and wall insulation applications.
• DIETRICH Estrichboden-Dämmelemente (Floor Insulation Elements) Floor insulation elements with excellent thermal insulation that are quickly installed and immediately walkable. Available with stone wool (SW) or L-EPS insulation cores and chipboard surfaces for screed floor systems.
• Betonschraube DDS-Z (Concrete Screw Accessory) Concrete screw for fixing insulation panels, fire-resistant, available in lengths 50-325mm in white, beige, and silver colors.
• Kleber für UNITEX Kantenabdeckstreifen (Adhesive for Edge Trim Strips) Adhesive for efficient edge covering of UNITEX panels directly on the construction site.
• Ausbesserungsspray für UNITEX weiss (Touch-up Spray) High-coverage touch-up spray for quickly and easily masking minor damage on white-painted cement-bonded wood wool panels.

Quantifiable outcome

• Several thousand construction objects/projects served annually from the Spiez production facility
• +1 more outcomes

Named customers11 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered core and minor.

• Troldtekt (UNIAKUSTIK by Troldtekt)coreTechnology or IntegrationDietrich Isol collaborates with Troldtekt, a Danish manufacturer of wood wool acoustic panels. Some UNIAKUSTIK products are branded as 'UNIAKUSTIK by Troldtekt', indicating a product integration or co-branding arrangement. The partnership provides Dietrich access to Troldtekt's design-focused acoustic panel technologies (Line, Curves, Dots, Tiles, etc.) which are incorporated into the UNIAKUSTIK product range.
• deepscreen GmbHminorOthersdeepscreen GmbH in Zürich is credited with the conceptualization, design, and programming of Dietrich Isol's websites (www.dietrich-isol.com, www.dietrich-isol.ch, www.dietrich-isol.de). This is a vendor relationship for web design and digital services.

Scale indicators3 records

Recent moves5 records

Expansion highlights6 records

Direct peers

• Heraklith (Knauf Insulation): European manufacturer of wood wool multi-layer panels with integrated insulation cores. Directly comparable product category (cement-bonded wood wool panels for walls, ceilings, soffits) and overlap with Dietrich's UNITEX family.
• Fibrolith: German manufacturer of cement-bonded wood wool panels for ceiling and wall insulation. Operates in Dietrich's home German market with similar product positioning for building envelope and interior applications.
• Troldtekt: Danish manufacturer of cement-bonded wood wool acoustic panels — the most direct product-category competitor and existing co-branding partner to Dietrich (UNIAKUSTIK by Troldtekt). Same core material, same acoustic panel application, overlapping architectural specifier audience.

Broad incumbents

• Knauf Insulation: Global insulation manufacturer with extensive stone wool and glass mineral wool product portfolio plus wood wool products via Heraklith. Much larger scale, broader distribution, and broader product range than Dietrich — competes in similar DACH specification channels.
• Rockwool: Global leader in stone wool (mineral wool) insulation including building, industrial, and acoustic applications. Competes with Dietrich's stone wool-cored UNITEX variants and acoustic panel alternatives at much greater scale.
• BASF (Styrodur / Neopor): Global chemical major producing XPS (Styrodur) and graphite-enhanced EPS (Neopor) insulation raw materials used in competing multi-layer panel systems. Indirect upstream competitor to Dietrich's PIR/XPS-cored UNITEX variants.

Emerging players

• Steico: European wood fiber insulation manufacturer with broad portfolio of flexible batts, rigid boards, and acoustic underlayment. Comparable sustainability credentials and DACH market focus; overlaps with Dietrich in renovation and healthy-building positioning.
• Gutex Holzfaser: German manufacturer of wood fiber insulation boards (Holzfaserdämmung) for roof, wall, and floor applications. Adjacent bio-based insulation positioning, overlapping sustainability/DACH customer base, but boards rather than cement-bonded panels.
• Sto SE & Co. KGaA: German manufacturer of facade insulation systems, renders, and coatings with strong DACH market presence. Adjacent in the building envelope / external wall insulation space and overlaps with Dietrich's project-channel customers.

Regional players

• Swisspor: Swiss manufacturer of EPS, XPS, PIR insulation boards and integrated facade systems. Headquartered in Switzerland with direct overlap in the Swiss construction market and competing on PIR/XPS-cored multi-layer panels.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

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 Dietrich