Sita Bauelemente

What Sita Bauelemente does

Sita Bauelemente GmbH is a privately held German manufacturer specializing in flat roof drainage systems, founded in 1976 and headquartered in Rheda-Wiedenbrück, Germany. The company designs and produces a comprehensive portfolio of drainage solutions for flat roofs, including gravity drainage gullies (SitaStandard, SitaTrendy, SitaEasy, SitaRondo, SitaSpy, SitaMini, SitaConcrete), siphonic/pressure flow drainage systems (SitaDSS Profi, SitaDSS Indra, SitaDSS Ravana, SitaDSS Multi, SitaIndra) featuring proprietary SitaAirstop anti-swirl technology, emergency drainage (SitaMore), parapet drainage (SitaTurbo, SitaTurbo Max), cascade drainage (SitaKaskade Inside/Flat/Fluid), balcony and terrace drainage (SitaCompact, SitaCarport), green roof and retention systems (SitaGreen, SitaRetention Fix, SitaRetention Twist), renovation products (SitaSani, SitaSani DSS, SitaSani Disc), fire protection solutions (SitaFireguard, SitaDSS Fireguard, SitaMulti), ventilation and pipe penetration systems (SitaVent), and pipe systems (SitaPipe PP and Edelstahl). Sita serves a four-segment customer base of architects and building planners, professional roofers (Dachdecker), specialist trade dealers (Händler), and building owners/managers, with products specified into commercial, industrial, and residential flat roof projects.

The company operates through an exclusively indirect go-to-market model, selling exclusively through a specialist trade (Fachhandel) dealer network rather than direct-to-customer. It supplements product sales with an integrated service offering called the SorglosPaket, which bundles technical consultation, drainage calculation via the SitaACE 2go software, BIM and MultiCAD data integration (delivered through PARTcommunity/CADENAS, Heinze.de, and Ausschreiben.de), product supply, and maintenance documentation. Complementary digital infrastructure includes the SitaCampus training platform (webinars and in-person seminars), the SitaFibel A-Z knowledge encyclopedia, the Sita Drohnen-Service for drone-based roof surveying, and active content marketing across LinkedIn, Instagram, Facebook, and YouTube. Sita holds ISO 9001, ISO 14001, LGA, RAL-GZ-694, EPD-Kiwa, and EAC certifications, and its products are compliant with DIN EN 1253-2 and DIN 1986-100 standards. The company is led by managing directors Thomas Kleinegees and Martin Gelsen, with no disclosed external investors, parent company, or M&A activity.

Revenue is generated solely through hardware product sales priced on a per-unit basis and distributed through the trade network; specific pricing is quote-based rather than publicly disclosed, and the company maintains multi-year trade relationships with its dealer base. Sita serves the German-speaking DACH market as its core, with multilingual digital presence and product distribution extending into France, the Netherlands, Poland, Russia, and the United Kingdom, positioning it as a 50-year specialist in a niche segment of the European building products market.

Name

Sita Bauelemente

Legal name

Sita Bauelemente GmbH

Website

https://sita-bauelemente.de

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

51–100 employees

Short description

Sita Bauelemente GmbH is a German manufacturer of flat roof drainage systems — including gravity, siphonic, emergency, fire protection, and green roof solutions — selling exclusively through specialist trade dealers to architects, planners, roofers, and building owners across DACH and broader European markets.

Ownership category

akta.pro rank

Product category

Flat Roof Drainage Systems

NAICS

Roofing Contractors (238160), Roofing Contractors (23816)

SIC

Asphalt Paving & Roofing Materials (2950)

akta.pro primary industry

Roof Drainage Components Repair (Gutters/Downspouts/Scuppers as Roof-Related) (HSAGAKAL)

akta.pro secondary industries

Gutters, Downspouts & Drainage (Install/Repair) (HSAPAKAG), Storm, Wind & Hail Damage Roof Repair (Emergency/Tarping) (HSAGAKAI)

Keywords

• Flat roof drainage
• Siphonic drainage systems
• Roof drainage components
• Building fire protection
• Roof ventilation systems

Headquarters

HQ city

Rheda-wiedenbrück

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Product Sales: Sita generates revenue through the sale of flat roof drainage components including roof drains (Gully), siphonic drainage systems, emergency drains, parapet drains, cascade systems, balcony/terrace drains, drainage systems, green roof retention components, renovation products, fire protection products, ventilation systems, and pipe systems (SitaPipe).

Pricing tiers

Go-to-market motion2 records

Distribution channels1 record

Marketing channels7 records

Core offering

Sita Bauelemente GmbH designs, manufactures, and sells flat roof drainage components and systems, including gravity and siphonic (pressure flow) roof gullies, emergency drainage, parapet and cascade drainage, balcony/terrace drainage, surface drainage gratings, green roof and retention systems, renovation gullies, fire protection drainage, roof ventilation and pipe penetration systems, and complete pipe systems (PP and stainless steel). The company also offers complementary services such as drainage calculation support, drone-based roof surveys, BIM/MultiCAD data, and educational seminars under its SitaCampus program, distributed exclusively through a specialist trade (Fachhandel) dealer network.

Product overview

Sita Bauelemente GmbH offers a comprehensive flat roof drainage product portfolio organized into distinct systems: gravity drainage (Freispiegelentwässerung) with products like SitaStandard, SitaTrendy, SitaEasy, SitaRondo, SitaSpy, SitaMini, and SitaConcrete; pressure flow drainage (Druckströmungsentwässerung) featuring SitaDSS Profi, SitaDSS Indra, SitaDSS Ravana, SitaDSS Multi, and SitaIndra; emergency drainage (Notentwässerung) with SitaMore and retention elements; parapet drainage (Attikaentwässerung) including SitaTurbo and SitaTurbo Max; cascade drainage (Kaskadenentwässerung) with SitaKaskade Inside, Flat, and Fluid systems; balcony and terrace drainage (Balkon- und Terrassenentwässerung) featuring SitaCompact and SitaCarport; drainage gratings (Drainage) with SitaDrain Klassik, Terra, and Wood; green roof and retention (Gründach und Retention) with SitaGreen and retention components; renovation (Sanierung) with SitaSani product line; fire protection (Brandschutz) with SitaFireguard, SitaDSS Fireguard, and SitaMulti; ventilation and pipe penetrations (Lüftung und Rohrdurchführung) with SitaVent Systemlüfter, Fireguard, and Revision; and complete pipe systems (SitaPipe PP and Edelstahl). The offering also includes planning tools (SitaACE 2go), drone services, webinars, seminars, and the SitaFibel knowledge encyclopedia as part of their service package (SorglosPaket and SitaCampus). The company positions itself as a complete solutions provider with 50 years of expertise in flat roof drainage.

Differentiator

Problem solved

Functional benefit

Brands

• SitaDSS: Pressure flow drainage system
• SitaTurbo
• SitaKaskade
• SitaFireguard
• SitaPipe
• SitaVent
• SitaGreen
• SitaSani
• SitaCompact
• SitaEasy
• SitaRetention
• SitaDrain
• SitaCampus
• SitaFibel
• SorglosPaket

Products and services

• SitaStandard Gravity drainage roof gully for conventional flat roof drainage systems, suitable for standard installation above insulation.
• SitaTrendy Gravity drainage roof gully variant for conventional flat roof drainage, offering an alternative design option.
• SitaEasy Roof surface gully installed above insulation on the roof penetration for renovation projects.
• SitaEasy Go Renovation variant of the SitaEasy for easy replacement

Quantifiable outcome

• Large roof areas up to 5000 m² can be drained with single stack pipe in siphonic systems
• +1 more outcomes

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration14 records

Feature5 records

Scale indicators3 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• KESSEL AG: German manufacturer of building drainage, backwater protection, and rainwater management; its roof and balcony drainage portfolios overlap with SitaStandard, SitaTurbo, and SitaCompact across the German trade channel.
• HL Hutterer & Lechner: Austrian specialist in flat roof and balcony drainage, with siphonic systems, fire-rated drains, and emergency drainage that directly compete head-to-head with Sita's SitaDSS, SitaFireguard, and SitaMore product families in DACH markets.
• Dallmer: German drainage systems specialist offering roof, balcony, and shower drainage; competes directly with Sita in gravity and parapet drainage, with overlapping roofer and architect specifier channels in Germany.

Broad incumbents

• Geberit: Swiss-listed sanitary and drainage systems giant with a roof drainage program and BIM-ready specification tools; a scaled incumbent whose plumbing-first channel can crowd out pure-play specialists like Sita on commercial projects.
• Viega: German plumbing and drainage systems manufacturer with roof drainage offerings and strong trade/specifier relationships that overlap with Sita's roofer and architect customer base.
• Aliaxis: Multinational fluid management group whose brands (e.g., Marley, Nicoll) supply roof and rainwater drainage across Europe; a structural competitor for spec-driven commercial drainage projects.
• ACO Drainage Systems: Large European drainage group covering surface, building, and roof drainage; competes with Sita in flat roof and balcony drainage but operates a much broader portfolio across civil and residential construction.
• Wavin (Orbia): Global plastic pipe and roof drainage manufacturer offering siphonic and gravity systems; competes with Sita on commercial flat roof drainage projects and has materially larger international reach.

Regional players

• Marley Deutschland: German building products company known for rainwater and roof drainage; a regional competitor sharing the Fachhandel channel with Sita, primarily in residential and small commercial applications.

Emerging players

• BIRCO: German drainage channel and building drainage specialist; adjacent rather than direct overlap with Sita, competing more in surface and yard drainage but touching roof perimeter drainage projects.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCupIZr5tdyc2aInaCiRMHxw
• Facebookfacebook.com/sitabauelementegmbh
• LinkedInlinkedin.com/company/sita-bauelemente
• Instagraminstagram.com/sitabauelemente
• Xx.com/entwaesserung

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Sita Bauelemente