Sittig

What Sittig does

Sittig Technologies GmbH is a family-owned German software and hardware vendor founded in 1987 and headquartered in Frankfurt, with additional offices in Munich, Chicago, and Vrable. The company builds automated communication infrastructure for transportation hubs and industrial facilities, anchored by its proprietary PAXGuide modular software platform. PAXGuide ingests real-time operational data (flight information, train schedules) and generates fully automated multilingual announcements via a text-to-speech engine covering 149+ languages and dialects, integrating natively with major third-party public-address systems such as Bosch Praesideo, ASL, and Honeywell Variodyn D1. The platform is extended by the Audio Management module (a browser-based centralized PA control plane), the Auracast for Airports add-on (Bluetooth-based assistive audio broadcasting, deployed first at Frankfurt Airport), and PAXModular hardware (IP-based paging stations and audio interfaces).

The company serves airports, airlines, railways, industrial facilities, public institutions, and emergency services through a direct enterprise field-sales motion, evidenced by its 'Book a Demo' engagement model and named reference customers including Frankfurt Airport, Liverpool John Lennon Airport, Malta International Airport, Cologne/Bonn Airport, and Ljubljana Airport. Revenue is generated through a mix of software platform licensing (recurring/perpetual), PAXModular hardware sales, and professional services for implementation, integration, and support. Pricing is not publicly disclosed and is structured per deployment based on scale, zones, language coverage, and integration complexity. With 40+ employees, 500+ cumulative projects, and no external funding rounds disclosed, Sittig operates as a self-funded, niche specialist rather than a venture-backed platform play; recent product (Auracast) and customer (Ljubljana, 2025) momentum indicate a deliberate, product-led expansion rather than rapid scaling.

Name

Sittig

Legal name

Sittig Technologies GmbH

Website

https://sittig.de

Company type

Private

Founded year

1987

Operating status

Operating

Headcount range

11–50 employees

Short description

Sittig Technologies is a family-owned German firm (founded 1987, 40+ employees) that provides the PAXGuide modular software platform and PAXModular hardware for automated multilingual announcements and centralized audio management at airports, airlines, railways, and industrial facilities worldwide.

Ownership category

akta.pro rank

Product category

Automated Public Address & Announcement Systems

NAICS

Broadcasting and Content Providers (516), Computer Systems Design and Related Services (54151)

SIC

Communications Services, Nec (4899), Computer Peripheral Equipment, Nec (3577)

akta.pro primary industry

Broadcast Transmission & Operations Services (Transmitters, Towers, Playout, Engineering) (MPAIAEAJ)

Keywords

• Automated announcement systems
• Public address systems
• Multilingual text-to-speech
• Audio management software
• Transportation communication systems

Headquarters

HQ city

Frankfurt

HQ country

Germany

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Software

Cost components

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

Revenue model

1. Software Platform Licenses (PAXGuide): Modular software platform licensing for automated announcement systems and audio management. The platform is scalable and adapts to client infrastructure, suggesting subscription or perpetual licensing models.
2. Hardware Sales (PAXModular): Sale of specialized hardware components including IP-based paging stations and intelligent audio interfaces designed for public address and emergency communication systems.
3. Professional Services: Implementation, integration, and support services for seamless deployment across diverse facilities and legacy systems.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Sittig Technologies sells the PAXGuide modular software platform that automates multilingual announcements (149+ languages/dialects) at airports, airlines, and railways, integrated with real-time operational data. Around it, the company offers a browser-based Audio Management Platform for centralized control of multi-vendor PA systems, an Auracast Bluetooth broadcasting module for airports, and PAXModular IP-based hardware (paging stations and audio interfaces), delivered with implementation and support services.

Product overview

Sittig Technologies offers a platform-plus-modules architecture built around the PAXGuide software backbone. The core PAXGuide platform provides automated multilingual announcements across airports, airlines, and railways, powered by text-to-speech technology in 149+ languages. This core is extended through the Audio Management Platform module for centralized PA control, the Auracast for Airports module for Bluetooth audio broadcasting, and supplemented by PAXModular hardware solutions including IP paging stations and audio interfaces. The modular design supports both new installations and legacy system upgrades.

Differentiator

Problem solved

Functional benefit

Brands

• PAXGuide: Automatic Announcement System - industry-proven solution for fully automated, multilingual announcements in airports, airlines, and railway networks, supporting over 149 languages and dialects
• PAXGuide Audio Management Platform
• PAXModular
• Auracast

Products and services

• PAXGuide Automatic Announcement System Modular software platform for fully automated, multilingual announcements in airports, airlines, and railway networks. Integrates with real-time data sources (flight information, train schedules) to deliver clear, consistent audio messages in over 149 languages and dialects, tailored by time, place, and audience. Designed for transportation hub operators and their IT/AV teams.
• PAXGuide Audio Management Platform Centralized, browser-based audio control platform that unifies management of diverse public address systems across industrial facilities, emergency services, trade fairs, and transportation hubs. Enables real-time control, scheduled messaging, and seamless zone-based audio distribution across multi-vendor PA installations for facility operators and AV/IT teams.
• Auracast for Airports Bluetooth-based audio broadcasting solution for airports that transmits public announcements directly to passengers' personal devices, providing barrier-free, accessible communication for hearing-impaired and multilingual passengers. Targeted at airport operators seeking next-generation accessibility and announcement delivery.
• PAXModular Individual Hardware Solutions Range of specialized IP-based hardware components — including paging stations and intelligent audio interfaces — engineered for reliable operation in demanding environments such as airports, industrial facilities, and public institutions. Modular by design, supporting both new installations and legacy PA system upgrades, and sold alongside the PAXGuide software platform.

Quantifiable outcome

• Supports 149+ languages and dialects for global passenger communication
• +2 more outcomes

Named customers5 records

Segments6 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

AI capability4 records

Feature5 records

Partnerships

Five partnerships are on record, tiered flagship and core.

• Frankfurt AirportflagshipStrategic or Co-development Partner · 1 January 2024Frankfurt Airport became the first airport worldwide to use Auracast for public announcements, a groundbreaking deployment of Bluetooth audio broadcasting technology for passenger communication. This partnership demonstrates Sittig's innovation leadership in airport communication technology.
• Bosch (Praesideo PA System)coreTechnology or IntegrationPAXGuide integrated with Bosch Praesideo system at Liverpool John Lennon Airport for cloud-based automatic announcement system.
• ASL (Public Address System)coreTechnology or IntegrationPAXGuide integrated with ASL system at Malta International Airport for onsite hosted automatic announcement system.
• Honeywell (Variodyn D1 PA System)coreTechnology or IntegrationPAXGuide integrated with Honeywell Variodyn D1 system at Cologne/Bonn Airport for redundant onsite hosted automatic announcement system.
• Bluetooth SIG (Auracast)flagshipTechnology or IntegrationSittig Technologies enables Auracast technology (Bluetooth Audio Broadcasting standard) at airports, representing first-in-world deployment at Frankfurt Airport for public announcements.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• ASL (Application Solutions Limited): ASL is a UK-based supplier of public address, voice alarm, and integrated communication systems used in airports (e.g., Malta International). It is comparable to Sittig as an established PA platform vendor with which Sittig integrates, and competes for similar transportation-hub deployments.
• Biamp Systems: Biamp provides networked audio and PA solutions (e.g., Vocia) used in transportation, corporate, and public venues. It is comparable to Sittig as a provider of enterprise-grade IP-based audio distribution systems with a similar go-to-market into large facilities, but operates at a much larger scale across multiple verticals.
• Bosch Security and Safety Systems: Bosch is one of the largest global suppliers of PA and public address systems, including the Praesideo platform that Sittig integrates with. As a broad incumbent, Bosch covers the full PA hardware and software stack and competes for the same enterprise transportation customers, albeit with a much wider product portfolio.
• TOA Corporation: TOA is a long-established global manufacturer of commercial PA, voice alarm, and intercom systems used in airports, rail, and public buildings. It is a broad incumbent comparable to Sittig on the customer and use-case level, but competes primarily at the speaker/amplifier hardware layer rather than software-driven announcement automation.
• Honeywell Building Technologies: Honeywell's Variodyn D1 PA system is an integrated platform that Sittig's PAXGuide plugs into at Cologne/Bonn Airport. As a broad incumbent, Honeywell combines PA hardware with broader building management offerings for airports and large facilities, competing at the system-of-systems level rather than the announcement-software layer.

Direct peers

• AtlasIED: AtlasIED is a US-headquartered provider of commercial audio, mass notification, and PA solutions for transportation, education, and large venues. It is a direct peer to Sittig because both companies sell integrated announcement/PA platforms to enterprise transportation customers, though AtlasIED emphasizes US market and mass notification use cases.
• Zenitel: Zenitel delivers IP intercom, public address, and emergency communication solutions for airports, railways, and industrial sites. It is a direct peer to Sittig because both companies focus on critical communication infrastructure for transportation and industrial customers, often competing for the same IP-based PA projects.
• Ateis: Ateis provides IP-based public address, voice alarm, and integrated communication systems for transportation and large infrastructure projects. It is a direct peer to Sittig because it pursues the same enterprise transportation customer base with comparable networked PA and announcement automation offerings.
• Innovative Electronic Designs (IED): IED specializes in audio announcement, paging, and emergency communication systems specifically for airports, transit, and large venues. It is a direct peer because its product (announcement controllers, flight information integration) competes head-to-head with Sittig's PAXGuide for the same airport customer base.

Emerging players

• Barix: Barix specializes in audio over IP, IP paging, and intercom devices used in transportation and broadcast applications. It is an emerging peer to Sittig because it overlaps in the IP-based audio distribution layer for transportation hubs but is more component-focused rather than a full announcement-management platform.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sittig-technologies/?viewAsMember=true

Revenue estimate

Valuation estimate

Number of profiles

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 Sittig