What Delius does

Delius, legally DELIUS GmbH & Co. KG, is a privately held German manufacturer of contract textiles headquartered in Bielefeld, operating since 1722 and owned by a family ownership structure under Managing Directors Andreas Zimmermann and Dr. Marc Schmidt. The company develops inherently flame-retardant decorative, drapery, dimout/blackout, upholstery, acoustic, and outdoor fabrics for B2B customers across hospitality, health and care, office and commercial, shopfitting and retail, cruise and maritime, culture and entertainment, and education segments. Its core technical proposition rests on inherent flame retardancy through branded yarns (Trevira CS, polyester FR) rather than chemical surface treatments, supplemented by differentiated sub-brands including DELITHERM (energy-saving reflective curtains reducing solar radiation by up to 55% and heating costs by up to 15%), DELIGARD (antibacterial and moisture-resistant protective upholstery), DELIFLAMM (inherent flame-retardant technology), EcoLine (100% recycled PET bottle yarns), EcoSafe, DELILIGHT (acoustic curtains), and Active Design (custom fabric printing).

The company runs a B2B field-sales GTM motion targeting architects, interior designers, specifiers, hotels, healthcare operators, offices, and other contract customers, complemented by showrooms in Bielefeld, Berlin, Paris, and Copenhagen, participation in industry events such as HI Design, and a digital DELIUS Partner Portal providing partners live inventory visibility and sample ordering. Products are sold on a quote-based, multi-year project contract basis rather than via listed retail pricing, and the firm serves both EU and non-EU customers through dedicated registration flows (with EORI requirements for non-EU).

Revenue is generated through one-time contract fabric sales rather than licensing or subscription. Delius markets through LinkedIn, Instagram, Pinterest, YouTube, email newsletters (via Rapidmail), webinars, and trade events. Headcount sits in the 51-200 range (LinkedIn shows approximately 65 visible profiles), and no public revenue, funding rounds, M&A activity, or AI/ML capabilities are disclosed; the firm's differentiation is material- and specification-driven rather than technology-platform-driven.

Name

Delius

Legal name

DELIUS GmbH & Co. KG

Website

https://delius.de

Company type

Private

Founded year

1722

Operating status

Operating

Headcount range

51–100 employees

Short description

Delius, founded in 1722 in Bielefeld, Germany, is a family-owned B2B manufacturer of inherently flame-retardant contract textiles (curtains, dimout/blackout, upholstery, acoustic, and outdoor fabrics) sold to architects, designers, hotels, healthcare, offices, cruise, and education customers across DACH, France, and Scandinavia.

Ownership category

akta.pro rank

Product category

Contract Textile Manufacturing

NAICS

Curtain and Linen Mills (31412), Textile Furnishings Mills (3141)

SIC

Apparel & Other Finishd Prods Of Fabrics & Similar Matl (2300)

akta.pro primary industry

Window Coverings Manufacturing (Curtains/Drapes/Sheers/Valances) (IMAOAKAC)

akta.pro secondary industry

Outdoor & Performance Home Textiles Manufacturing (Awning/Patio Cushions/UV-Resistant Home Fabrics) (IMAOAKAJ)

Keywords

• Contract textiles
• Flame retardant fabrics
• Upholstery fabrics
• Blackout curtain fabrics
• Acoustic textile solutions

Headquarters

HQ city

Bielefeld

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Contract Fabric Sales: Sale of high-quality contract textiles including blackout, dimout, curtain, and upholstery fabrics to commercial customers in hospitality, healthcare, office, and other sectors.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels8 records

Core offering

Delius manufactures and sells high-quality contract textiles (Objektstoffe) for commercial interiors, including inherently flame-retardant curtain, drapery, upholstery, blackout/dimout and acoustic fabrics. Products serve hospitality, healthcare, office, education, retail, cruise and cultural venues, sold B2B to architects, interior designers and specifiers.

Product overview

Delius is a manufacturer of high-quality contract textiles (Objektstoffe) offering a comprehensive portfolio of products for commercial interiors. The core offerings include Dimout and Blackout fabrics for light control, Curtain/Drapery fabrics, and Upholstery Fabrics for indoor and outdoor use. The company operates specialized sub-brands including DELITHERM (energy-saving curtains), DELIGARD (protective upholstery/faux leather), EcoLine (recycled PET fabrics), EcoSafe (sustainable fabrics), and DELIFLAMM (inherent flame-retardant technology). Additional collections cover Acoustic solutions, Active Design (custom printing), Cruise/Maritime textiles, Shower Curtains, and Folding/ Panel Blinds. Products serve diverse segments including hotels, healthcare, offices, retail/shopfitting, cruise ships, cultural venues, and educational institutions. The company has a heritage dating back to 1722 and is headquartered in Bielefeld, Germany.

Differentiator

Problem solved

Functional benefit

Brands

• DELITHERM: Energy-saving curtain fabrics that reduce solar radiation in summer and prevent heat loss in winter.
• DELIGARD
• DELIFLAMM
• EcoLine
• EcoSafe
• DELILIGHT
• Active Design

Products and services

• Dimout and Blackout Flame-retardant dimout and blackout fabrics providing light control and room darkening for hotels, healthcare, offices, and cruise ships.
• Curtain/Drapery Fabrics Decorative curtain and drapery fabrics including stores, inbetweens, and translucent options for contract applications.
• Upholstery Fabrics Flame-retardant upholstery fabrics for furniture in hotels, restaurants, healthcare, offices, and educational institutions, in indoor and outdoor varieties.
• DELITHERM Energy-saving curtain fabrics that reduce solar radiation by up to 55% in summer and prevent heat loss by up to 15% in winter, using titanium oxide reflective technology.
• DELIGARD Protective upholstery fabrics and faux leathers with antibacterial, moisture-resistant and easy-clean properties for healthcare and high-traffic applications.
• Outdoor Collection Upholstery fabrics designed for outdoor and semi-outdoor use, resistant to weather and UV conditions.
• Acoustic Collection Textile acoustic solutions including curtains, panels, and upholstery fabrics that reduce reverberation and improve room acoustics in commercial spaces.
• EcoSafe Sustainable fabric collection with a reduced environmental footprint.
• EcoLine Fabrics made from 100% recycled PET bottle yarns that can be recycled again. Includes upholstery fabrics (Pax, Pop, Pro) and curtain fabric (Time); Oeko-Tex certified.
• Active Design Individual printing and design customization service allowing fabrics to be tailored to specific project requirements.
• Cruise/Schifffahrt Flame-retardant contract textiles designed for cruise ships, maritime applications and naval interiors meeting maritime safety standards.
• Shower Curtains Waterproof shower curtains for healthcare, hotels, and care facilities.
• Folding Blinds & Panel Blinds Window treatment solutions including folding blinds and panel blinds for contract applications.
• DELIFLAMM Flame-retardant technology brand using inherently flame-retardant branded yarns (polyester FR or Trevira CS) rather than chemical coatings, providing permanent fire safety throughout the textile lifecycle.
• Neuheiten 2026 (News 2026) New collection featuring tactile and sensual structures combining contemporary design, artisanal aesthetics and high functionality - includes upholstery fabric duos, plastic Jacquard, transparent Sheer, velour and Blackout solutions.

Quantifiable outcome

• DELITHERM reduces solar radiation by up to 55% in summer and saves up to 15% on heating costs in winter
• +1 more outcomes

Named customers2 records

Segments7 records

Ideal customer profiles3 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 minor and core.

• L35 ArchitectsminorStrategic or Co-development PartnerCollaboration on ECLECTICA BCN project at Círculo Ecuestre in Barcelona. L35 Architects designed the Club Room as an immersive installation featuring DELIUS acoustic textiles, curtains, and textile flooring. The project created an intimate, sensory environment with blue tones, acoustic surfaces, and textile interventions.
• Trevira CScoreTechnology or IntegrationBranded fiber supplier for flame retardant yarns. DELIUS uses Trevira CS branded yarns in decorative and upholstery fabrics, which provide inherent flame retardant properties that are permanently retained.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Creation Baumann: Swiss manufacturer of functional and decorative textiles (curtains, acoustic, sun protection) for architecture and interior design. Closely comparable in window-covering textile focus, European contract market, and design-led specification model.
• Kvadrat: Danish premium textile manufacturer producing upholstery, curtain, and acoustic textiles for architecture, hospitality, and residential markets. Closely comparable in vertical mix (contract/hospitality focus), product breadth, and European premium positioning.
• Camira Fabrics: UK-based contract textile manufacturer serving office, healthcare, hospitality, and transit with FR and performance fabrics. Comparable in vertical breadth, B2B specification model, and inherent-FR technology positioning.
• JAB Josef Anstoetz: German family-owned textile manufacturer producing upholstery, curtain, and decorative fabrics for residential and commercial interiors. Comparable as a German premium textile producer with overlapping distribution and customer base.
• Serge Ferrari: French manufacturer of technical and composite textiles including FR and performance fabrics for architecture, marine, and industry. Comparable in technical textile R&D, FR specialization, and European premium contract positioning.
• Christian Fischbacher: Swiss heritage textile brand producing decorative and contract fabrics for hotels, residences, and luxury interiors. Comparable in premium positioning, hospitality vertical, and family-owned heritage ethos.
• Maharam: US-based contract textile company offering upholstery, panel, and window fabrics for healthcare, hospitality, and office. Comparable in contract-textile business model, vertical segmentation, and premium specification channel.

Others

• Trevira: German branded fiber manufacturer supplying inherently flame-retardant polyester yarns (Trevira CS) used by DELIUS. Comparable as a direct upstream supplier rather than competitor, but a critical ecosystem partner whose strategic decisions affect DELIUS's core FR differentiator.

Broad incumbents

• Knoll Textiles: US-based contract textile division within Knoll/Herman Miller serving office and hospitality. Comparable in office and contract textile specification, though Knoll operates as a broader furniture portfolio, not a textile specialist.
• Glen Raven / Sunbrella: US manufacturer of performance and outdoor textiles (Sunbrella brand) for residential, hospitality, and marine markets. Comparable in outdoor/UV-resistant textiles and hospitality/marine verticals, though Glen Raven is a much broader incumbent.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/watch?v=W1nSzOvgoJI
• LinkedInlinkedin.com/company/delius-gmbh
• Instagraminstagram.com/deliustextiles
• Pinterestpinterest.de/deliustextiles
• Facebookfacebook.com/261111793918009

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Delius