Omnibus Gross

What Omnibus Gross does

Omnibus Groß GmbH is a family-owned regional public bus operator headquartered in Rottenburg am Neckar, Baden-Württemberg, Germany. Founded on December 3, 1950 by Paul and Gretel Groß, the company is now in its third generation of family management, with Johannes Groß (titled Juniorchef) and Claudia Groß serving as Geschäftsführung (Managing Directors). Its core offering is scheduled public bus transportation on Line 18, connecting Hagelloch, Tübingen (including its hospitals, main station, and inner-city stops), Rottenburg, Oberndorf, and Poltringen, with extensions within the regional naldo public transport network. The company serves daily commuters and the general public in the Tübingen-Rottenburg corridor, with ridership fragmented across individual fare-paying passengers.

The business operates within the naldo tariff and distribution ecosystem: tickets are sold via the naldo mobile app (iOS/Android), the naldo online ticket shop, onboard purchases, and physical ticket outlets. Pricing follows the regulated naldo tariff (single tickets, day tickets, semester tickets, subscriptions, plus the ticket-free Saturday in Tübingen city since February 2018). The company receives a public ÖPNV innovation grant and sits within a regulated concession-style framework governed by regional public transport authorisations.

On the technology layer, Omnibus Groß has developed in-house digital capabilities led by Johannes Groß, including an automatic passenger counting system using infrared sensors installed on buses (deployed 2022) and a real-time occupancy monitoring application (auslastung.omnibus-gross.de) that exposes live bus fullness, scheduled trips, and punctuality percentages to passengers. Adjacent operational services include lost-and-found, group registration, and incident reporting. In 2026, the company transitioned its entire fleet to renewable diesel (HVO/erneuerbarer Diesel) produced from used cooking oil, framing this as a sustainability initiative. The company holds no identified patents, has no subsidiaries, no external institutional investors, and operates with 11-50 employees from its headquarters at Röntgenstraße 21, Rottenburg.

Name

Omnibus Gross

Legal name

Omnibus Groß GmbH

Website

https://omnibus-gross.de

Company type

Private

Founded year

1950

Operating status

Operating

Headcount range

11–50 employees

Short description

Omnibus Groß GmbH is a third-generation, family-owned regional bus operator in Baden-Württemberg, Germany, running Line 18 between Tübingen, Rottenburg, and surrounding villages within the naldo public transport network, with proprietary infrared-based real-time occupancy monitoring.

Ownership category

akta.pro rank

Product category

Public Bus Transportation

NAICS

Interurban and Rural Bus Transportation (4852), Interurban and Rural Bus Transportation (485210)

SIC

Local & Suburban Transit & Interurban Hwy Passenger Trans (4100)

akta.pro primary industry

Regional Intercity Bus Operators (Scheduled) (THAIADAB)

akta.pro secondary industries

Regional/County Public Bus Operators (THAIAEAB), Intercity Bus Franchises/Concessionaires (Public Service Contracts) (THAIADAG), Park-and-Ride / Express Commuter Bus Operators (TLAFAGAF)

Keywords

• Public bus transportation
• Regional passenger transit
• Scheduled bus services
• Real-time capacity monitoring
• Commuter mobility services

Headquarters

HQ city

Rottenburg

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

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

Revenue model

1. Public transportation ticket sales: Revenue generated from public bus transportation services through ticket sales via the naldo app, ticket shops, and onboard ticket purchases. The company operates within the naldo public transport network covering Tübingen and Rottenburg.

Pricing tiers

Distribution channels3 records

Marketing channels3 records

Core offering

Omnibus Groß operates scheduled public bus services primarily along Line 18, connecting Hagelloch, Tübingen hospitals, the city center, Rottenburg, Oberndorf, and Poltringen within the naldo regional transport network. The company supplements its core bus transportation with digital services including a real-time occupancy monitoring app (Auslastungsanzeige) built on infrared passenger-counting sensors, and participates in the naldo mobile app and online ticket shop for ticketing and schedule information.

Product overview

Omnibus Groß operates as a family-owned regional bus transportation company founded in 1950, now in its third generation under Johannes Groß. The core offering is public bus services primarily along Line 18 connecting Hagelloch-Tübingen-Rottenburg-Oberndorf-Poltringen. The product portfolio includes digital services: a real-time occupancy monitoring system using infrared sensors for passenger counting, the naldo App for mobile ticketing and schedule information, an online naldo Ticket-Shop, and traditional services like lost and found, group registrations, and incident reporting. The company has invested in digitalization with a 2.5 million euro innovation grant and transitioned its fleet to renewable diesel (HVO) fuel.

Differentiator

Problem solved

Functional benefit

Products and services

• Line 18 Public Bus Transportation Service Scheduled public bus transportation service operating on Line 18, connecting Hagelloch, Tübingen hospitals (Kliniken), Parkhaus König, Tübingen Hauptbahnhof, Freibad, Hirschau, Rottenburg, Oberndorf, and Poltringen. Sold to individual passengers via single tickets, day tickets, semester tickets, subscriptions, and the ticket-free Saturday policy in Tübingen.
• Real-Time Bus Occupancy and Punctuality App (Auslastungsanzeige)
• Group Travel Registration (Gruppenanmeldung)
• Lost and Found Service (Fundsachen)
• Timetables and Network Maps (Fahrpläne / Liniennetz)

Named customers1 record

Segments1 record

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration4 records

AI capability2 records

Feature2 records

Partnerships

One partnership is on record.

• naldo (Tübingen transport network)coreChannel Partner/ Reseller/ DistributorOmnibus Groß operates within the naldo public transport network, participating in their tariff system, selling their tickets through their app and ticket shop, and following their network schedules and route planning.

Scale indicators2 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Flammer Reisen / Omnibus Flammer: Family-owned bus operator in Baden-Württemberg providing scheduled and charter regional services. Similar size, structure, and family-ownership profile to Omnibus Groß, making it a directly comparable privately held regional operator.
• Omnibus Klotscher & Nagel GmbH: Independent regional bus operator in Baden-Württemberg providing scheduled and school bus services in a similar corridor-based model. Comparable mid-sized German bus company sharing the same regulatory and tariff environment as Omnibus Groß.
• Regionalverkehr Alb-Bodensee GmbH (RAB): Regional bus operator serving southern Baden-Württemberg including Tübingen and surrounding districts. Operates scheduled regional bus routes within the same naldo and DING tariff networks, making it a directly comparable regional scheduled bus peer.
• Regional Bus Stuttgart (RBS): Stuttgarter Straßenbahnen AG's regional bus arm operating scheduled services in the Stuttgart metropolitan area. Comparable German municipal/regional bus operator with similar revenue model (farebox + public service contracts) and digital ticketing integration.
• Stadtwerke Tübingen (SWT): Municipal utility of Tübingen operating local public transit including the ticket-free Saturday program in Tübingen. Directly shares the Tübingen service area with Omnibus Groß and operates complementary urban transit routes within the same network.
• SWEG Südwestdeutsche Landesverkehrs-GmbH: State-owned regional bus and rail operator across Baden-Württemberg providing scheduled regional bus services in the same Tübingen-Rottenburg corridor. Competes for public service contracts awarded by the same regional authorities that commission Omnibus Groß.

Broad incumbents

• DB Regio Bus Baden-Württemberg: Subsidiary of Deutsche Bahn operating scheduled regional bus lines throughout Baden-Württemberg including the Tübingen district. Much larger incumbent with broad geographic footprint offering overlapping scheduled bus services in the same corridor.
• Verkehrsbetriebe Karlsruhe (VBK) / AVG: Large municipal transit operator in Karlsruhe running buses and trams within an integrated regional tariff network (KVV). Comparable German public transit operator model with digital ticketing and real-time information, but at significantly larger scale and serving an urban/regional mix.

Regional players

• NVG Nördlicher Schwarzwald: Regional bus operator in northern Black Forest region of Baden-Württemberg. Comparable mid-sized private/semi-public scheduled bus business serving suburban and interurban routes in a similarly structured German public transit tariff environment.

Emerging players

• moovel / transit-app providers (e.g., Citymapper): Mobile transit information and planning apps that complement rather than operate bus services. Comparable in terms of digital passenger-facing functionality (real-time info, capacity data) but does not operate vehicles; relevant as competitive/thematic adjacent in the passenger information layer.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/omnibus-gross-gmbh

Compliance2 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 Omnibus Gross