STWB Stadtwerke Bamberg

What STWB Stadtwerke Bamberg does

STWB Stadtwerke Bamberg GmbH is a municipally owned multi-utility headquartered in Bamberg, Bavaria, that provides electricity, natural gas, district heating, drinking water, fiber optic internet, public bus transport, EV charging, parking, and public swimming facilities to the city of Bamberg and surrounding municipalities including Hallstadt, Stegaurach, Bischberg, Gundelsheim, and Memmelsdorf. The company operates vertically integrated physical infrastructure — a 2,800 km fiber optic network (baMbit) reaching 55,000 residential and commercial units at speeds up to 2 Gbit/s, a 302 km water pipeline network delivering approximately 5 billion liters of drinking water per year to 13,600 house connections, a combined heat and power (CHP) district heating network that reduces fuel consumption by 40-50% versus separate generation, and a 29-line (+1 ALT) bus network across 405 stops carrying roughly 10 million passengers per year, integrated with the VGN regional ticketing system. Supporting assets include the Bambados hall bath (Europe's first passive house standard swimming pool), Stadionbad, Freibad Gaustadt, Hainbadestelle, and a public EV charging network, with all operating entities certified under DVGW, AGFW, and VDE Technical Safety Management standards.

Revenue is generated through subscription-based recurring tariffs for energy, water, district heating, and fiber internet (with standard 24-month contracts and a €5/month cross-product discount for existing energy customers), transaction fees from public transport, baths, and parking, managed services through the KomfortWärme heating contracting offering, and licensing/royalties from the Energiedach PV leasing program. Customer segments span residential households (primary), Gewerbekunden, municipalities and public institutions, the housing industry with bulk fiber and tenant electricity models, and tradespeople requiring network coordination. Go-to-market combines a direct-to-consumer online ordering portal (orders.stadtwerke-bamberg.de), two physical service points (Margaretendamm 28 and Promenadestraße 7a), telephone service hotlines, multiple dedicated customer portals per product line, and a community-led public transport model through VGN integration. Sub-brands include baMbit (telecommunications), bambergStrom (renewable electricity), Bambados (baths), and KomfortWärme (heating contracting), and the company has held Top Lokalversorger recognition for both electricity and gas.

Name

STWB Stadtwerke Bamberg

Legal name

STWB Stadtwerke Bamberg GmbH

Website

https://stadtwerke-bamberg.de

Company type

Private

Founded year

1898

Operating status

Operating

Headcount range

501–1,000 employees

Short description

STWB Stadtwerke Bamberg is a municipally owned multi-utility providing electricity, gas, district heating, drinking water, fiber internet, public bus transport, EV charging, and bath facilities to Bamberg, Hallstadt, Stegaurach, and surrounding Bavarian municipalities, operating its own fiber, water, and district heating networks.

Ownership category

akta.pro rank

Headquarters

HQ city

Bamberg

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Energy Supply (Strom, Gas): Sale of electricity and natural gas to residential, commercial, and industrial customers in Bamberg, Hallstadt, and Stegaurach. Includes dynamic tariffs (bambergStrom smart) and standard fixed-price tariffs.
2. Telecommunications (baMbit Internet & TV): Fiber optic internet services with speeds from 100 Mbit/s to 2,000 Mbit/s, IPTV, and telephone services. 24-month contracts with monthly billing.
3. Public Transport (ÖPNV): Bus transportation through 29 lines (+1 ALT line) with 405 stops, serving approximately 10 million passengers annually. Integrated with VGN ticketing system.
4. Baths and Swimming Facilities: Operation of Bambados (hall bath and sauna), Stadionbad, Freibad Gaustadt, and Hainbadestelle. Bambados is the first passive house standard swimming pool in Europe.
5. Water Supply: Drinking water supply to approximately 13,600 house connections, delivering 5 billion liters per year through 302 km of pipeline network.
6. District Heating (Fernwärme): Supply of heating through connection to the district heating network, eliminating need for individual heating systems. Generated via CHP and waste heat.
7. Contracting Services (KomfortWärme): Heating contracting service where Stadtwerke plans, installs, maintains, and supplies heating. Customers pay monthly fee covering financing, maintenance, and heat delivery.
8. Photovoltaic Services (Energiedach): PV system installation and operation on customer rooftops (minimum 250 m²). Customers either lease the system or receive roof rental payments for grid feed-in.

Pricing tiers

Go-to-market motion2 records

Distribution channels6 records

Marketing channels7 records

Core offering

STWB Stadtwerke Bamberg supplies electricity, natural gas, drinking water, and district heating to residential and commercial customers in Bamberg, Hallstadt, and Stegaurach, while operating a municipal fiber optic internet service (baMbit) with speeds up to 2 Gbit/s. The company additionally runs 29 public bus lines, four swimming facilities including the Bambados passive-house pool, e-mobility charging, parking, and grid network services, functioning as a vertically integrated multi-utility for the city of Bamberg.

Product overview

STWB Stadtwerke Bamberg operates as a multi-utility municipal company offering an integrated portfolio of energy, water, mobility, and telecommunications services. The core product lines include baMbit fiber optic internet (with speeds up to 2 Gbit/s and optional IPTV/phone), electricity products (bambergStrom variants including dynamic pricing and heating electricity), natural gas supply, district heating (Fernwärme) with contracting option (KomfortWärme), drinking water supply, public transport (29 bus lines), e-mobility charging infrastructure, parking facilities, swimming pool complexes (including the Bambados passivhaus-standard facility), and smart metering. Supporting services include grid operations, house connections, solar PV leasing (Energiedach), gas safety inspections, and street lighting. The company serves Bamberg, Hallstadt, and Stegaurach as a vertically integrated utility covering generation, distribution, and supply across multiple energy vectors.

Differentiator

Problem solved

Functional benefit

Brands

• baMbit: Glasfaser-Internet und TV-Dienste der Stadtwerke Bamberg mit Geschwindigkeiten bis zu 2 Gbit/s
• bambergStrom
• Bambados
• KomfortWärme

Products and services

• bambergStrom (Electricity Supply) Electricity supply product available in multiple variants including bambergStrom klassik (basic supply), bambergStrom (standard tariff), and bambergStrom smart (dynamic pricing), all providing 100% renewable energy. Available to residential and commercial customers in Bamberg, Hallstadt, and Stegaurach.
• bambergStrom wärme (Heating Electricity) Heating electricity tariff for heat pumps and night storage heaters, offering lower rates than standard household electricity. For residential and commercial customers operating electric heating systems.
• Erdgas (Natural Gas Supply) Natural gas supply for heating and cooking in Bamberg, Hallstadt, and Stegaurach, with additional Bio-Erdgas (biomethane) option for vehicles. Targeted at residential and commercial heating and mobility customers.
• Fernwärme (District Heating) Centralized heating supply via pipeline network using waste heat from incineration and combined heat and power (CHP) generation, eliminating need for individual heating systems. Reduces fuel consumption 40-50% versus separate heat and electricity generation. Available to connected buildings in the service area.
• KomfortWärme (Heating Contracting) Contracting service for heating modernization where Stadtwerke plans, installs, finances, and maintains heating equipment while the customer pays a monthly fee covering financing, maintenance, and heat delivery. For property owners and businesses modernizing heating.
• Trinkwasserversorgung (Drinking Water Supply) Drinking water supply from local sources, delivering approximately 5 billion liters annually through 302 km of pipeline network to 13,600 house connections. Served to residential and commercial customers in the Bamberg service area.
• baMbit Glasfaser-Internet (Fiber Optic Internet) Fiber optic internet service offered under the baMbit brand with symmetric speeds from 100 Mbit/s to 2,000 Mbit/s, on 24-month contracts, including a free FRITZ!Box router. Serves over 15,000 customers across 55,000 residential and commercial units reachable by 2,800 km of fiber optic cable in Bamberg and Hallstadt.
• Bäder (Public Swimming Facilities) Operation of public swimming facilities including Bambados (passive-house standard indoor pool with 50m competition pool and premium sauna), Stadionbad, Freibad Gaustadt, and Hainbadestelle. Bambados is recognized as the first passive-house standard swimming pool in Europe. Open to the public on a ticket and subscription basis.
• ÖPNV Busverkehr (Public Bus Transport) Urban and regional bus services operating 29 bus lines plus 1 ALT line, serving 405 stops (38 wheelchair accessible) with approximately 10 million passengers annually. Integrated with the VGN network covering 807 lines, 15,843 km², and 125 transport companies. Buses are being transitioned from diesel to alternative propulsion.
• E-Mobilität (E-Mobility Charging) Public electric vehicle charging infrastructure network, offered as part of the company's integrated mobility services. Available to EV drivers in the Bamberg area.
• Parken (Parking Services) Parking facilities including Park+Ride locations, parking garages with license plate recognition, and bicycle parking. For commuters, drivers, cyclists, coach travelers, and motorhome users in Bamberg.
• Smart Meter Service Intelligent electricity metering systems (modern Messeinrichtung and intelligent Messsystem / iMSys) enabling automatic consumption data transmission and dynamic tariff options. For residential and commercial customers requesting smart meter installation.
• Energiedach (Solar PV Leasing) Solar photovoltaic leasing service where Stadtwerke installs, finances, and maintains PV systems on customer rooftops with minimum 250 m² area. Customers either lease the system at a monthly rate or receive roof rental payments for grid feed-in. For property owners with suitable roof area.
• Balkon-PV (Balcony Solar) Balcony-mounted solar panel systems for small-scale renewable energy generation by residents. Plug-in solar solution for apartment dwellers and small-space owners.
• Netzbetrieb (Grid Operation) Operation and maintenance of electricity, gas, district heating, water, and fiber optic networks ensuring supply security in Bamberg, Hallstadt, and Stegaurach. B2B service for downstream suppliers and large users.
• Hausanschluss (House Connection Service) Connection services for new constructions and renovations covering electricity, gas, water, district heating, and fiber optic connections. For property developers, builders, and homeowners establishing new utility connections.
• Gasgebrauchsfähigkeitsprüfung (Gas Safety Inspection) Gas system safety inspection service required every 12 years, testing gas installations for functionality and leak detection. Priced at 199 EUR for the first system and 139 EUR for each additional system, including travel within Bamberg, Hallstadt, and Stegaurach. For property owners and gas installation operators.
• Straßenbeleuchtung (Street Lighting) Street lighting operation and maintenance services for Bamberg and surrounding municipalities, including LED conversion and smart lighting solutions. B2B / public sector service for municipalities.
• EEG-Anlagen-Beratung (Renewable System Consulting) Consulting service for operators of renewable energy systems over 20 years old, helping them optimize system operation after the EEG feed-in tariff phase-out. Priced at 150 EUR including statutory VAT. For owners of legacy PV and renewable installations.
• baMbit TV (IPTV) Internet Protocol television service offering TV channels over the baMbit fiber connection, with international and German flatrate options, available as an add-on to baMbit internet packages. For residential fiber customers.

Quantifiable outcome

• Fuel consumption reduced by 40-50% through combined heat and power (CHP) district heating
• +3 more outcomes

Named customers4 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Verkehrsverbund Großraum Nürnberg (VGN)coreChannel Partner/ Reseller/ DistributorMobility partnership integrating Stadtwerke Bamberg's 29 bus lines (+1 ALT) with the larger VGN network covering 807 lines across 15,843 km² with 125 transport companies. Enables single-ticket travel from Lichtenfels to Weissenburg and Rothenburg to Ansbach.

Scale indicators15 records

Recent moves6 records

Expansion highlights6 records

Regional players

• Energieversorgung Oberfranken (EVO): Regional energy supplier in Upper Franconia (the same region as Bamberg) providing electricity, gas, and grid services — overlapping geographically and competing in energy supply though without STWB's municipal multi-utility breadth.

Direct peers

• N-ERGIE Aktiengesellschaft: Municipal utility serving the Nuremberg/Fürth region with electricity, gas, water, district heating, and fiber internet — a larger but structurally identical Stadtwerke model operating in the same Upper Franconia/Middle Franconia region.
• Stadtwerke Bayreuth: Bayreuth municipal utility operating energy, water, public transport, and fiber services for a similarly sized Upper Franconian city, making it a close geographic and structural peer.
• M-Net Telekommunikations GmbH: Bavarian fiber/telecom operator partly owned by municipal utilities (including N-ERGIE and other Stadtwerke) — directly comparable to baMbit as a regional fiber ISP competing in the same footprint.
• Stadtwerke Augsburg: Larger Bavarian Stadtwerke offering the same integrated portfolio (electricity, gas, water, district heating, transit, fiber) for the city of Augsburg — a scale-up peer showing the same business model at greater scope.
• infra fürth GmbH: Municipal utility for the city of Fürth offering electricity, gas, water, district heating, public transport, and swimming facilities — a near-identical multi-utility portfolio to STWB in a neighboring city.
• Main-Franken-Stadtwerke GmbH: Municipal utility consortium operating across the Würzburg/Main-Franconia region with similar energy, water, and mobility services — comparable integrated Stadtwerke model in the same state.
• Stadtwerke Erlangen: Municipal utility (Stadtwerke) in Erlangen, Bavaria operating a comparable multi-utility model across electricity, gas, water, district heating, public transport, and fiber internet for a similarly sized Bavarian city.

Broad incumbents

• Deutsche Telekom AG: National-scale telecom incumbent offering broadband, mobile, and TV across Germany — competes directly with baMbit in fiber internet and pressures STWB's telecom economics with national scale advantages.
• Lechwerke AG: Established regional energy utility in Bavarian Swabia/Augsburg area, providing electricity, gas, and grid services — a broader incumbent with overlapping capabilities though less municipally integrated than STWB.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/stadtwerke-bamberg

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 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 STWB Stadtwerke Bamberg