Das Team von onOffice ist always on your side
Das Team von onOffice ist always on your side

Beyond just Real Estate Software

onOffice: This Is Us – Get to Know Us!

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Bei onOffice leben wir Gemeinschaft

Our Essence and Identity

We Embrace Community!

This commitment is evident every day in our team, our partners, and our customers. We champion exchange, cooperation, and open dialogue. With over 300 employees, we work together towards a singular goal: making onOffice a place where people with strong values collaborate and enjoy their work. We listen, share our successes, and work together – as a team and with you!

Immobilienmakler geben Input für die Entwicklung bei onOffice

By Agents, For Agents

From the beginning, we have worked closely with our customers under this motto. Thanks to your feedback, we have become as successful as we are today.

We gladly give back and promise and guarantee you: We are always on your side! As an owner-managed company, it has always been our aim to continuously develop onOffice enterprise in your best interest, strengthen the industry, and drive innovation. Nothing works without you!

Mission: possible!

Since our founding in 2001, we have followed our credos.

  • Open and effective communication plays a crucial role, involving attentive listening, acknowledging our efforts, and inspiring one another.

  • Stagnancy is not in our DNA! We actively seek growth by questioning our assumptions, embracing change, and adjusting to evolving industry developments.

  • onOffice has been owner-managed from the start – and will remain so. We are independent and always on the side of the real estate industry!

  • We believe in full transparency, promoting open dialogue, and using challenges as catalysts for growth and advancement.

onOffice Expertenrunde für Immobilienmakler

Working in Unity for Prosperity: Our Joint Endeavors

Who knows the real estate industry best? You do! Whether you’re a real estate agent, property manager, bank, or franchise, you are the expert in real estate. Thanks to your insider knowledge, we ensure that our real estate software always meets the needs of your work life.

That’s why we established the onOffice Expert Panel. Every year, we sit down with you to discuss the developments of onOffice enterprise. This valuable input makes us better!

Meet Our Management

onOffice remains independent: since its founding in 2001, the company has been entirely owner-managed. Founder and owner Stefan Mantl, along with Managing Directors Marius Siegmund and Janosch Reuschenbach, are committed to realizing their goal of becoming the top choice for real estate companies through their own dedicated endeavors.

We are here to support you, and our commitment remains unwavering!

Meet Our Team: Exploring Our Various Departments

Collaboration Fuels Our Success: Achieving Goals as a Team!

Sales Germany bei onOffice

Sales Germany

Our Sales Germany team knows the needs of a real estate company inside out – after all, we’re in daily communication! We present you with the exact products and services tailored to your workflow.

To the team

Sales International bei onOffice

Sales International

Different countries, different customs. Our international staff knows precisely what international agents need and adapts perfectly to their working methods.

To the team

Customer Success bei onOffice

Customer Success

From the initial setup to daily workarounds: Our Customer Success team manages the entire process with onOffice enterprise. From setup and training to individual adjustments: We are your direct contacts.

To the team

Technischer Support bei onOffice

Support

You have the questions – we have the answers! Our support team is personally there for you, tracking down all your enquiries. Whether it’s a day-to-day issue, automation, or process design – we find the right solution for every company!

To the team

Marketing bei onOffice

Marketing

The Marketing team is responsible for the company’s overall communication. From the right strategy to the campaign: our diverse team works hand in hand to present our strong products.

To the team

Software Development bei onOffice

Software Development & Operation

In Software Development & Operation, everything comes together: new features, modules, and more are developed here, releases and beta uploads are carried out, bugs are fixed, and the software is continually optimized at its core – including quality control.

To the team

Data Migration bei onOffice

Data Migration

Our Data Migration team handles complex data transfers with ease! We ensure the smooth transfer of data from one software to onOffice enterprise. Our experts make sure nothing goes wrong in these processes – your data is sacred!

To the team

Infrastructure Customer bei onOffice

Infrastructure Customer

Nothing works without a clean IT infrastructure! This includes all components responsible for computing power, networks, data, digital communication, and more. A big task for a strong team – they ensure ongoing performance and customer satisfaction.

To the team

Team Infrastructure Staff Arbeiten am PC

Infrastructure Staff

Got questions? Ask Infrastructure Staff! Our tech experts manage the local system administration at onOffice and provide the onOffice team with hardware and software installations, ensuring everyone can work reliably.

To the team

Produktmanagement bei onOffice

Product Management

Our product managers are the perfect bridge between the real estate industry and onOffice enterprise: through constant exchange, market observation, and software expertise, they identify and plan the products you really need.

To the team

Web-Entwicklung bei onOffice

Web

We design a web presence for you that reflects your company based on our templates. Our web team is the perfect mix of technical know-how, originality, and media design!

To the team

Online-Marketing bei onOffice

Online Marketing

Reaching new heights: our online marketing team plans and executes digital campaigns for customer websites. Whether it’s classic search engine optimization, SEA, social media management, or creative texts: our team elevates agents to the pinnacle!

To the team

Datenschutz und Datensicherheit bei onOffice

Security & Privacy

Safety first! Data protection and IT security are a given for us. Whether it’s GDPR, AGG, EU law, or the AI Act – we always keep legal requirements in mind and update our regulations regularly.

To the team

Business Administration bei onOffice

Business Administration

Whether it’s general enquiries, data maintenance, or organizational concerns about onOffice – the Business Administration team serves as the first point of contact. Here, planning, coordination, and review are done – for efficiency and the right workflow.

To the team

Buchhaltung bei onOffice

Finance & Accounting

Numbers are their world: our Finance & Accounting team handles all tasks related to accounting. Whether it’s invoices, payment receipts, or account checks: smooth organization of finance and accounting is managed here.

To the team

HR bei onOffice

Human Resources & Development

Building a Strong Team: Our Human Resource & Development department focuses on attracting new talent, fostering growth and advancement among colleagues, driving organizational progress, and always prioritizing a personal connection.

To the team

Training, Jobs, and Careers at onOffice

Join our fantastic team now and experience the world of real estate from a whole new perspective.

To Our Jobs

Supervisory Board

Harnessing the Power of Togetherness: Fostering Community through Business Development! Our supervisory board plays a vital role in advising the board of directors and endorsing crucial business operations. Through collaborative efforts, we actively pursue the company’s strategy and planning.

Siegfried Mantl

Prof. Dr. Siegfried Mantl

Authorized signatory / Supervisory Board

Sebastian Hucz

Sebastian Hucz

Supervisory Board

Kathleen Jädtke

Kathleen Jaedtke

Supervisory Board

Our Locations

onOffice works for you across Germany and internationally. You will find our branches at these locations.

onOffice Standort Wien

Austria | Vienna

Address
onOffice Austria GmbH
Saturn Tower
Leonard-Bernstein-Straße 10
A-1220 Wien

Contact
Phone: +43 1 361 98 57-0
E-mail: info@onOffice.at

VAT ID
ATU70405536

onOffice Standort Barcelona

Spain | Barcelona

Address
onOffice Software S. L.
World Trade Center Barcelona
Moll de Barcelona, S/N,
Edificio Sur – 2nd floor
08039 Barcelona

Contact
Phone: +34 93 607362 0
E-mail: contacto@onOffice.es

VAT ID
ESB16768905

onOffice Standort Zagreb

Croatia | Zagreb

Address
onOffice, informacijske tehnologije, d.o.o.
Savska cesta 32
10000 Zagreb

Contact
Phone: +49 (0)241 44 686-0
E-mail: info@onOffice.hr

VAT ID
HR10459950154

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