What Bildungsbau Hamburg does

Bildungsbau Hamburg is the operational umbrella brand for two city-owned entities of the Freie und Hansestadt Hamburg: SBH | Schulbau Hamburg (a Landesbetrieb) and GMH | Gebäudemanagement Hamburg GmbH. Together they plan, build, renovate, and manage the full lifecycle of Hamburg's educational real estate — approximately 2,874 school buildings across ~470 locations and ~3.4 million m² of rental space — under the Mieter-Vermieter-Modell, in which the Sondervermögen Schulimmobilien owns the portfolio and the Behörde für Schule und Berufsbildung acts as tenant. SBH/GMH are reimbursed through public capital budgets and recurring facility-management contracts. The organisation also handles university construction, daycare building, and ~600 school sports halls.

The core product platform is the "Hamburger Häuser" modular building system — a family of standardised, predominantly timber-hybrid prefabricated buildings on a 3m x 3m module grid, including the Klassenhaus (~954–2,725 m², ~4,200 EUR/m²), Kitahaus (~2.8–4.1 million EUR), Clubhaus (~980,000 EUR), Quartiershaus (~6.2 million EUR), and the newly launched Hochschulhaus (~6,400 m², first deployment at the NoA academy). All variants target EG-40 energy efficiency and DGNB Gold certification. Beyond new construction, Bildungsbau Hamburg has begun piloting "Serielle Sanierung" — a serial, prefabricated façade/roof retrofit method — and runs integrated project delivery (Mehrparteien-Vertrag / IPA) on complex campus projects.

Commercially, Bildungsbau Hamburg is not a market-facing enterprise: it has no external sales motion, no competitors in its core mandate, and no pricing flexibility outside public procurement frameworks. Approximately ~5 billion EUR of capital has flowed through the organisation since 2011, with ~2.6 billion more committed for Schulbau through 2028 and at least ~6 billion projected for university buildings over the next two decades. Day-to-day operations employ ~1,290 staff across central administration, school-site caretakers, and a dual study programme with Hochschule 21, led by Managing Directors Mandy Herrmann (SBH & GMH) and Jens Kerkhoff (GMH).

Name

Bildungsbau Hamburg

Legal name

Bildungsbau Hamburg (operational umbrella brand of SBH | Schulbau Hamburg and GMH | Gebäudemanagement Hamburg GmbH)

Website

https://bildungsbau.hamburg

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Bildungsbau Hamburg is the public-sector construction and facility-management entity of the City of Hamburg, operating through SBH and GMH to plan, build, renovate, and manage approximately 2,874 school buildings, daycares, university facilities, and sports halls under the Mieter-Vermieter-Modell with Hamburg's Behörde für Schule und Berufsbildung.

Ownership category

akta.pro rank

Product category

Public Educational Real Estate Services

NAICS

Commercial and Institutional Building Construction (23622), Nonresidential Building Construction (2362)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), Prefabricated Wood Bldgs & Components (2452)

akta.pro primary industry

Renovation, Remodeling & Tenant Improvements (General Contracting) (IMAFAAAE)

Keywords

• Educational facility construction
• Public school building
• Facility management services
• Modular building systems
• Municipal real estate

Headquarters

HQ city

Hamburg

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Public Rental Income (Mieter-Vermieter-Modell): Under the Hamburg tenant-landlord model, the Sondervermögen Schulimmobilien owns the school real estate. The Behörde für Schule und Berufsbildung (BSFB) leases the properties and funds rent from its public budget. SBH and GMH act as service providers, delivering planning, construction, and facility management services. This creates a stable, recurring rental income stream backed by the city's fiscal capacity. For Hochschulbau, GMH receives funding under a similar model.
2. Capital Investment Grants for Construction: The city of Hamburg funds construction, renovation, and maintenance via annual capital expenditure budgets. In 2023, ~464 million Euro was invested in construction, renovation, and maintenance. The FHH invested ~564 million in 2024 alone. ~3 billion more is committed through 2030 for Schulbau, and at least 6 billion over two decades for university buildings.
3. Operational Facility Management Services: GMH provides ongoing building operation services — cleaning, technical maintenance, caretaker services — charged to the public budget. With ~3.4 million sqm of managed space, this generates recurring service revenues under public procurement frameworks.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels6 records

Core offering

Bildungsbau Hamburg is the operational umbrella of two city-owned entities — SBH | Schulbau Hamburg and GMH | Gebäudemanagement Hamburg — that plan, build, renovate, and manage educational buildings (schools, universities, daycares, sports facilities) for the City of Hamburg under the Mieter-Vermieter-Modell. Its core deliverable is the "Hamburger Häuser" standardized modular building system (Klassenhaus, Kitahaus, Clubhaus, Quartiershaus, Hochschulhaus) for rapid, cost-stable, sustainable construction, complemented by ongoing Bewirtschaftung (facility management, cleaning, caretaker services).

Product overview

Bildungsbau Hamburg is the shared brand of two entities — SBH | Schulbau Hamburg and GMH | Gebäudemanagement Hamburg — providing a unified platform for the construction and long-term management of educational buildings across Hamburg. The portfolio spans five service lines: Schulbau (school construction), Hochschulbau (university construction), Kitabau (daycare construction), Sport (sports facility construction), and Bewirtschaftung (property management/facility services). The core product is the Hamburger Häuser modular building system, comprising four standardized, prefabricated building types: the Hamburger Klassenhaus (2–3-story modular school), Hamburger Kitahaus (2–3-story daycare), Hamburger Clubhaus (single-story event building), and Hamburger Quartiershaus (multi-use community building) — all built to EG-40 energy standards with wood-hybrid construction, green roofs, PV panels, and targeting DGNB Gold certification. The most recent addition to this family is the Hamburger Hochschulhaus, a university-scale modular system first deployed for the NoA project. A new offering is the Serielle Sanierung method for energy-efficient retrofit of existing buildings using prefabricated modules.

Differentiator

Problem solved

Functional benefit

Brands

• Hamburger Häuser: Modular building system developed by SBH and GMH for rapid, cost-effective, and sustainable construction of educational facilities. Includes Hamburger Klassenhaus (classroom building), Hamburger Kitahaus (kindergarten building), Hamburger Clubhaus (clubhouse), Hamburger Quartiershaus (neighborhood house), and Hamburger Hochschulhaus (university building).
• Hamburger Klassenhaus
• Hamburger Kitahaus
• Hamburger Clubhaus
• Hamburger Quartiershaus

Products and services

• Hamburger Häuser (Modular Building System) Family of standardized, prefabricated modular building types for educational and community use, developed by SBH and GMH. Includes the Klassenhaus, Kitahaus, Clubhaus, and Quartiershaus. Buildings feature wood-hybrid construction, green roofs, photovoltaics, EG-40 energy efficiency, and DGNB Gold certification. Used to expand 30+ schools.
• Hamburger Klassenhaus Standardized modular classroom building available in 2- or 3-story versions. Net room area ranges from approx. 954 m² to 2,725 m². Built on a 3×3 m module grid with air heat pump, PV panels, and green roof. Reference price approx. 4,200 €/m² net floor area (2024). Construction time approx. 8–9 months. DGNB Gold certified.
• Hamburger Kitahaus Standardized modular daycare/kindergarten building offered as Kitahaus 80 (2-story, ~560 m², ~2.8 Mio. €) or Kitahaus 120 (3-story, ~840 m², ~4.1 Mio. €). Features floor-to-ceiling windows, natural wood facade, green roof with PV, air-source heat pump, underfloor heating, barrier-free elevator. DGNB Gold certified. Construction time approx. 10 months.
• Hamburger Clubhaus Single-story modular building of approx. 150 m² net floor area for events, with partition wall, small kitchen, office, and accessible sanitary facilities. Extendable via 1.25 m² axis modules. Reference price approx. 980,000 €; construction time approx. 14 months. EG-40 energy standard. First built for sports club SV Tonndorf-Lohe.
• Hamburger Hochschulhaus New modular wood-hybrid building system for university-scale educational facilities, extending the Hamburger Häuser concept to larger institutional scale. First application: Norddeutsche Akademie für Finanzen und Steuerrecht (NoA), a 4-story building of ~6,400 m² for 525 trainees/students with 15 lecture halls, 5 seminar rooms, library, and offices. DGNB Gold targeted. Planned completion autumn 2028; ~40 Mio. € investment.
• Serielle Sanierung (Serial Renovation) Energy-efficient building renovation method using prefabricated modules (for facade or roof) delivered to site and fitted onto existing buildings. Avoids demolition waste and reduces construction time and emissions. Pilot at Fritz-Schumacher-Schule, Foorthkamp 36, targeting EG-40 standard, DGNB Gold certification, and QNG plus standard.
• Schulbau (School Construction) Construction, expansion, and modernization of primary, secondary, and vocational schools across Hamburg. Covers new builds, refurbishments, and extensions, often using the modular Hamburger Klassenhaus or bespoke designs, with Phase Zero user participation processes.
• Hochschulbau (University Construction) Planning and realization of university and higher education buildings in Hamburg, handled by GMH. Covers complex projects including libraries, lecture halls, laboratories, research facilities, and administration buildings. Includes the new Hamburger Hochschulhaus concept.
• Kitabau (Daycare/Kindergarten Construction) Construction of daycare and kindergarten facilities focused on child-appropriate spatial design that supports individual development and social encounters. The Hamburger Kitahaus modular type is the primary standardized offering.
• Sportstättenbau (Sports Facility Construction) Construction and renovation of sports facilities including school sports halls and Olympic-level venues. Operates ~600 school sports halls and ~150 sports fields, coordinated with sports clubs outside school hours under the Masterplan Active City. 68 new sports hall courts created and 90 renovated in recent years.
• Bewirtschaftung & Instandhaltung (Property Management & Maintenance) Comprehensive property management and maintenance services for educational buildings including cleaning, technical building services (Haustechnik) maintenance, minor renovations, and caretaker (Hausmeister) services. Regionally organized object management covers schools, universities, daycare centers, and sports facilities. ~800 staff are stationed directly at school sites as caretakers.

Quantifiable outcome

• 110 SBH project handovers in 2024 (up from 99 in 2023)
• +5 more outcomes

Named customers10 records

Segments4 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability1 record

Feature7 records

Partnerships

15 partnerships are on record, tiered core and minor.

• RIEHLE KOETH GmbH + Co. KGcoreStrategic or Co-development Partner · 30 April 2026Won the 1st prize in the open competition (hochbaulicher Realisierungswettbewerb) for the Campus Service Center at HAW Hamburg's Berliner Tor campus. The jury praised the design for its clear urban planning positioning, well-organised functional layout, and sustainable timber-hybrid construction approach. Awarded by Bildungsbau Hamburg / GMH.
• gmp International GmbHminorStrategic or Co-development PartnerAwarded 2nd prize in the Campus Service Center architectural competition.
• FAKT – Office for Architecture GmbH (Berlin)minorStrategic or Co-development PartnerAwarded 3rd prize in the Campus Service Center architectural competition.
• ppp architekten + stadtplaner gmbh with arbos landscape GmbHcoreStrategic or Co-development PartnerWon the open competition for the Stadtteilschule In den Reethen campus. The design impressed with its clear spatial organisation in three buildings forming a 'Gateway to the District', natural lighting and ventilation, and innovative outdoor space concept promoting biodiversity. Also preserves the existing woodland as part of the first construction phase.
• SEHW ArchitektencoreStrategic or Co-development PartnerArchitecture firm responsible for the Stadtteilschule und Gymnasium Oldenfelde campus redesign — including the four new buildings: a 4-storey classroom building, triple-field sports hall, multi-use building with canteen and gym, and covered outdoor sports court.
• Winking · Froh Architekten GmbHcoreStrategic or Co-development PartnerArchitecture firm designing the Stadtteilschule and Gymnasium Meiendorf joint campus — including the four-storey 'Gemeinsame Mitte' school building and the timber-construction double-field sports hall.
• Dietrich | Untertrifaller Architekten GmbH (Munich)coreStrategic or Co-development PartnerArchitecture firm developing the first Hamburger Hochschulhaus for the Norddeutsche Akademie für Finanzen und Steuerrecht (NoA) at Rennbahnstraße, Horn. Collaborated with SBH and GMH to create a modular timber-hybrid system for higher education buildings — an extension of the Hamburger Häuser concept to larger institutional scale.
• Behnisch Architekten Planungsgesellschaft mbHminorStrategic or Co-development PartnerDeveloped the urban planning framework plan (städtebaulicher Rahmenplan) for the HAW Campus Berliner Tor in close coordination with the Chief Urban Planning Officer, Heritage Protection Office, District Hamburg-Mitte, BWFG, and HAW Hamburg.
• ROBERTNEUN ArchitektenminorStrategic or Co-development PartnerCo-developed the urban planning framework plan for HAW Campus Berliner Tor.
• Vogt LandschaftminorStrategic or Co-development PartnerLandscape architecture partner in the HAW Campus Berliner Tor urban planning framework team.
• KOHLMEYER + KIESLINGcoreStrategic or Co-development PartnerArchitecture firm for the Fritz-Schumacher-School serial renovation pilot project (Foorthkamp 36). Responsible for the serial facade and roof module design.
• SIECKMANN WALTHER ARCHITEKTENcoreStrategic or Co-development PartnerArchitecture firm responsible for the Fritz-Schumacher-School serial renovation pilot project design.
• Hochschule 21 (Buxtehude)coreStrategic or Co-development PartnerCooperative university partner for Bildungsbau Hamburg's dual study programmes (Duales Studium) in Wirtschaftsingenieurwesen Bau und Immobilien and Ingenieurwesen Gebäudetechnik. Students alternate between theory phases at Hochschule 21 and practical phases at Bildungsbau Hamburg. The 7-semester programme ends with a Bachelor of Engineering degree.
• Hamburger SportbundcoreStrategic or Co-development PartnerThe Hamburger Sportbund (HSB) coordinates the use of school sports halls by sports clubs outside school hours. Bildungsbau Hamburg and the HSB have agreed on usage conditions (Rahmenvereinbarung) for school sports facilities. The HSB is a key stakeholder in the planning of new and renovated sports halls.
• Herr & Schnell Architekten PartGmbBcoreStrategic or Co-development PartnerArchitecture firm credited as designer for multiple Hamburger Häuser projects including the Kitahaus at Ohrnsweg, Quartiershaus Ohrnsweg, and Clubhaus at Tonndorf-Lohe.

Scale indicators18 records

Recent moves6 records

Expansion highlights7 records

Regional players

• HOWOGE Wohnungsbaugesellschaft mbH: Berlin's municipal housing company, publicly owned by the State of Berlin, managing a large public-sector building portfolio. Comparable as a German municipal real estate operator running scale public-sector asset management, though focused on residential rather than educational buildings.
• GEWOBAG Wohnungsbau-Aktiengesellschaft Berlin: Berlin's second-largest municipal housing company. Comparable for its scale public-property management mandate and state ownership structure, though serving residential rather than educational use cases.
• degewo AG: Berlin's largest state-owned housing company. Comparable as a German municipal real estate operator with scale portfolio management, public-sector governance, and lifecycle management of public buildings, although with a residential focus.
• ABG Frankfurt Holding GmbH: Frankfurt's municipal housing and real estate holding. Comparable as a German city-owned real estate operator managing a large public-asset portfolio with lifecycle responsibilities analogous to GMH's facility management.
• Münchner Wohnen GmbH: Munich's municipal housing company, created from the municipalisation of municipal housing stock. Comparable as a German city-owned real estate entity with portfolio scale similar to Bildungsbau Hamburg's Hamburg footprint.

Direct peers

• SAGA Siedlungsaktiengesellschaft Hamburg: Hamburg's other large public-sector real estate company, providing and managing residential and public-utility property in the same city under a similar state-owned structure. Closely comparable because it shares the same parent (City of Hamburg), regulatory environment, and mandate to provide public real estate services.

Broad incumbents

• Hochtief AG: Germany's largest general construction contractor and a major public-sector institutional builder. Comparable as a general contractor with deep experience in nonresidential/institutional construction, including educational buildings, but operating commercially across a much broader portfolio.
• Ed. Züblin AG: Major German general contractor with extensive public-sector building experience. Comparable for its turnkey construction of institutional buildings (schools, universities, sports facilities), though as a private commercial contractor rather than a public operator.
• STRABAG AG: Leading European construction group with strong public-sector building presence in Germany. Comparable for scale nonresidential and institutional construction capabilities, including educational buildings, though operating commercially and across many sectors.

Emerging players

• Goldbeck GmbH: German construction company specialising in serial/system-based building production for commercial and public clients, including schools. Comparable for the serial prefabrication approach that parallels the Hamburger Häuser modular system, though serving a broader commercial market.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/bildungsbau-hamburg

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries2 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 Bildungsbau Hamburg