S-struktur Gmbh

What S-struktur Gmbh does

S-Struktur GmbH (formerly KONZEPTA Immobilien Entwicklungs- und Vermarktungsgesellschaft mbH) is a regional real-estate and structural-change services firm headquartered in Langerwehe, North Rhine-Westphalia, and a wholly-owned subsidiary of the public-law bank Sparkasse Düren. The company operates three integrated business lines: Regionalentwicklung (innovation-oriented regional development consulting supporting the structural transformation of the Düren-Jülich area from coal mining to sustainable energy), Projektentwicklung (full-lifecycle real estate project development from conception and planning through construction, holding and disposal, covering residential, commercial, office and land-development projects), and Immobilienverwaltung (WEG and rental property management including accounting, maintenance, and tenant management for multi-party houses, residential complexes, condominiums and commercial properties). The technical stack is conventional — no proprietary platform is disclosed — and sustainability is operationalized through KfW 40 energy-standard multi-family buildings, PV and heat-pump integration, and a Madaster partnership for circular-construction material tracking.

The business model blends one-off project-development fees and development margins (single-asset ventures and JIG co-developments with SEG Jülich) with recurring managed-services revenue from WEG and rental property administration, plus professional-services revenue from regional development mandates tied to the Rheinische Revier coal phase-out. Customers are predominantly German municipalities and public-sector entities (e.g., Kreis Düren, Stadt Jülich via SEG), property investors, WEG owner communities, and select commercial tenants in the Brainergy Park innovation cluster. Distribution is relationship-led, leveraging Sparkasse Düren's client base and the parallel S-Immobilien brokerage channel; digital marketing is limited to a corporate website and an Instagram account.

S-Struktur employs approximately 14 people under three managing directors (Birgit Müller, Bernd Kneuel, Jörn van Rey), and operates through its 2018 joint venture Jülicher Immobiliengesellschaft mbH (JIG) with SEG Jülich. Completed project milestones since 2018 include a 30-unit student dormitory in Jülich, the 'Wohnen an der Alten FH' (44 apartments + 23 student apartments), the Kranichzug multi-family house (11 units), Wohn- und Geschäftshaus Düren (7+2 units), the ARO Niederzier KfW 40 project (20 units), TQL Langerwehe (25 units), the Brainergy Park technology hall, and the Königskamp II office building. Pricing is not publicly disclosed; quotes are project-specific.

Name

S-struktur Gmbh

Legal name

S-Struktur GmbH

Website

https://s-struktur.de

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

S-Struktur GmbH is a Sparkasse Düren-owned regional development and real-estate firm in Langerwehe, Germany, delivering regional development consulting, residential and commercial project development, and WEG/rental property management across the Düren-Jülich region.

Ownership category

akta.pro rank

Product category

Real Estate Development & Property Management

NAICS

Residential Property Managers (531311), Real Estate Property Managers (53131)

SIC

Real Estate Agents & Managers (For Others) (6531), Real Estate Dealers (For Their Own Account) (6532)

akta.pro primary industry

Multifamily (Apartment) Property Management (BPAJAGAD)

akta.pro secondary industries

Mixed-Use Property Management (BPAJAGAE), Multifamily Brokerage (BPAJABAD)

Keywords

• Real estate development
• Property management
• Regional development
• Residential project development
• Commercial real estate

Headquarters

HQ city

Langerwehe

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Real Estate Project Development: Revenue from conception, planning, and execution of real estate projects including residential buildings, commercial properties, and land development. Projects span from housing developments (Wohnbauprojekte) to commercial buildings (Gewerbeimmobilien) and include services through the subsidiary Jülicher Immobiliengesellschaft.
2. Property Management Services: Ongoing property administration services for residential and commercial properties including multi-party houses, housing complexes, condominiums, and commercial properties. Services include rental management, accounting, maintenance management, and owner community management.
3. Regional Development Consulting: Strategic consulting services supporting regional transformation in the Düren-Jülich area, including infrastructure project development and structural change accompaniment for the Rheinische Revier region.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

S-Struktur GmbH delivers three integrated real estate services in the Düren-Jülich region of Nordrhein-Westfalen: (1) Regionalentwicklung - innovation-oriented regional development consulting supporting structural transformation in the Rheinische Revier; (2) Projektentwicklung - conception, planning, and construction of residential, commercial, and special-use real estate projects including through joint venture Jülicher Immobiliengesellschaft mbH; and (3) Immobilienverwaltung - professional property administration for rental properties, condominiums, multi-party houses, and commercial real estate under the WEG framework.

Product overview

S-Struktur GmbH is a real estate development and regional development company operating as a wholly-owned subsidiary of Sparkasse Düren. The company offers three integrated core business lines: Regionalentwicklung (regional development supporting structural transformation in the Düren-Jülich region, including networking of municipalities, businesses, and research institutions), Projektentwicklung (project development covering conception, planning, and construction of residential, commercial, and special real estate projects from idea to market), and Immobilienverwaltung (property management services for rental properties, owner associations, and commercial real estate). The company also operates through its daughter company Jülicher Immobiliengesellschaft (JIG) for real estate projects in Jülich. The company was previously known as KONZEPTA Immobilien until its rebranding in June 2023.

Differentiator

Problem solved

Functional benefit

Products and services

• Regionalentwicklung (Regional Development) Innovation-oriented, holistic regional development services that support customers in considering ecological, economic, and social aspects while adapting to changing environmental conditions. Promotes participation and collaboration among municipalities, businesses, and research institutions and identifies common goals and strategies for successful structural transformation in the Düren-Jülich region.
• Projektentwicklung (Project Development) Conception, planning, and construction of real estate projects including residential developments, commercial and office properties, tiny houses, and developable land. The holistic project development encompasses all tasks up to property holding or complete marketing, covering the entire project lifecycle from idea to realization, executed directly and via joint venture Jülicher Immobiliengesellschaft.
• Immobilienverwaltung (Property Management) Professional management and organization of rented properties including multi-party houses, residential complexes, condominiums, and commercial properties, both as total management and under the German Condominium Ownership Act (WEG). Services include rental management, accounting, maintenance management, and compliance with applicable laws and regulations, targeted at property owners, homeowner associations, and landlords.

Quantifiable outcome

• 20 new rental apartments completed in Niederzier-Oberzier (Wohnprojekt Hardtstr. 38 & 40)
• +3 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Eight partnerships are on record, tiered core and supporting.

• Jülicher Immobiliengesellschaft mbH (JIG)coreStrategic or Co-development Partner · 1 November 2012Jülicher Immobiliengesellschaft mbH is a company based in Jülich, Germany, operating in real estate development and management. The company offers a wide range of services related to real estate, including project development from planning to financing and realization. JIG was founded in 2012 in partnership with SEG Jülich.
• MadastersupportingTechnology or IntegrationMadaster is a material and product registry/cadastre. In Madaster, data about all materials and products used in buildings are registered. The registry provides information about separability, bound CO2, and toxicity of materials. It also identifies whether materials and products can be reused, supporting circular construction practices.
• SEG Jülich (Stadtentwicklungsgesellschaft Jülich)coreStrategic or Co-development PartnerSEG Jülich is a subsidiary of the City of Jülich focused on sustainable urban development, land management, and regional economic promotion. Their main tasks include developing urban concepts and implementing construction projects in Jülich. As a land developer, SEG Jülich develops and markets attractive residential building plots at several locations in Jülich.
• Kreis DürencoreStrategic or Co-development PartnerKreis Düren is a administrative district in Nordrhein-Westfalen, Germany, responsible for organizing various public affairs including waste disposal, public transport, economic development, and culture. The district has approximately 265,000 inhabitants and borders Belgium, located between Aachen and Köln.
• S-ImmobiliencoreChannel Partner/ Reseller/ DistributorS-Immobilien is the real estate subsidiary of Sparkasse Düren, offering a wide range of real estate services including property mediation and sales. The focus is on selling single-family homes, multi-family houses, commercial and residential buildings, condominiums, and building plots. They also support financing of real estate projects.
• Brainergy ParkcoreStrategic or Co-development PartnerBrainergy Park is an innovation center and startup hub in the Aachen region, offering comprehensive infrastructure and support for startups and companies to develop innovative technologies and business models. The park focuses on promoting innovative startups and supporting companies in developing new technologies. The Helmholtz-Cluster Wasserstoff (HC-H2) is being established at Brainergy Park Jülich.
• BFW NRW (Bundesverband freier Immobilien- und Wohnungsunternehmen)supportingOthersBFW NRW is the NRW state association of the Federal Association of Free Real Estate and Housing Companies. The association serves as an industry dialogue partner with politics and administration, informing its 180 members about industry-relevant decisions and acting as a competent contact for housing and construction policy.
• VDIV NRW (Verband der Immobilienverwalter Nordrhein-Westfalen)supportingOthersVDIV NRW is the largest professional association for property managers in NRW and the largest state association in VDIV Germany. The association serves as a contact for professional policy as well as commercial, technical, and legal questions related to property management.

Scale indicators1 record

Recent moves9 records

Expansion highlights5 records

Broad incumbents

• Vonovia SE: Europe's largest residential real estate company managing over 500,000 apartments across Germany and Austria. Comparable as the dominant German residential manager whose expansion into smaller regional markets could compress S-Struktur's competitive positioning.
• Vivawest Wohnen GmbH: Large NRW-based residential property company managing over 120,000 apartments across the Rhine-Ruhr region. Comparable as a regional residential property manager and developer in NRW with broader portfolio scale but overlapping geographic focus.
• LEG Immobilien SE: NRW-headquartered residential property manager (DAX-listed) with around 165,000 apartments across North Rhine-Westphalia. Comparable as a large NRW-focused residential manager whose operational geography directly overlaps S-Struktur's market.
• Nassauische Heimstätte Wohnungs- und Entwicklungsgesellschaft mbH: Large regional housing company owned by the State of Hesse, developing and managing residential properties across Hesse and neighboring regions. Comparable as an institutionally-backed residential developer and manager with public mandate characteristics similar to S-Struktur's Sparkasse backing.

Direct peers

• Instone Real Estate Group AG: Frankfurt-listed residential real estate developer active in German metropolitan regions, developing multi-family apartments and neighborhood projects. Comparable as an institutional residential developer with project-based revenue and similar buyer/investor customer segments.
• BPD Immobilienentwicklung GmbH: Netherlands-headquartered residential and area developer active in Germany, focusing on residential project development and land acquisition. Comparable as a project developer specializing in German residential real estate with similar project-based revenue model.
• SEG Jülich mbH (Stadtentwicklungsgesellschaft Jülich): Municipal urban development company of the City of Jülich focused on sustainable urban development, land management, and residential building plot marketing. Directly comparable as S-Struktur's JV partner with overlapping municipal real estate development mandate.
• Bonava Deutschland GmbH: German subsidiary of Bonava AB, developing and selling multi-family residential properties and neighborhoods. Comparable as a regional residential project developer with similar focus on planning, construction, and sale of multi-family housing.
• S-Immobilien GmbH (Sparkasse Düren): Sister subsidiary of Sparkasse Düren handling property mediation, sales, and financing support for residential and commercial properties. Directly comparable as a Sparkasse-affiliated real estate arm in the same regional market with overlapping client base.

Regional players

• BauGrund Rheinland GmbH: Regional real estate developer and project manager in the Rhineland area, developing residential and commercial projects primarily in NRW. Comparable as a similarly-sized regional developer with overlapping NRW geography and project development focus.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/s-struktur
• Instagraminstagram.com/s_struktur

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

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 S-struktur Gmbh