Beyond Just a Real Estate Software
onOffice: This is us – get to know us!
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 350 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!
Our vision
As an independent company, we actively shape the future of the real estate industry. We stand for security, innovation, and the strategic empowerment of real estate businesses that wish to safeguard their independence and successfully build their own brands. For us, independence is the unifying element that strengthens companies and provides long-term stability both to the industry and to onOffice.
Our digital solutions support real estate professionals along their entire business workflow. They drive operational efficiency, ensure flexibility, and help businesses position themselves independently of restrictive platforms or monopolistic market models.
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.
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
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.
Sales International
Different countries, different customs. Our international staff knows precisely what international agents need and adapts perfectly to their working methods.
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.
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!
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.
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.
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!
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.
IT Workplace Administration
The technical experts for our entire team: They manage local system administration at onOffice and provide our colleagues with hardware and software installations to ensure everyone can work reliably.
IT Technical Support
The specialists for domains, email and IT security: They make sure everything runs smoothly – from A records to spam prevention. Technically skilled, solution-oriented, and close to our clients.
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.
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!
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!
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.
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.
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.
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.
Project & Process Controlling
We optimize internal procedures and ensure the quality of our projects. This guarantees the smooth implementation of our corporate strategy.
Business Management
The onOffice management team oversees the entire company, taking responsibility for both operational and strategic business activities.
Training, Jobs, and Careers at onOffice
Join our fantastic team now and experience the world of real estate from a whole new perspective.
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.
Prof. Dr. Siegfried Mantl
Authorized signatory / Supervisory Board
Sebastian Hucz
Supervisory Board
Kathleen Jaedtke
Supervisory Board
Our Locations
onOffice works for you across Germany and internationally. You will find our branches at these locations.
Germany | Aachen
Address
onOffice GmbH
Charlottenburger Allee 5
52068 Aachen
Contact
Phone: +49 (0)241 44 686-0
E-mail: info@onOffice.com
VAT ID
DE313720285
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
Switzerland | Baar
Address
onOffice Swiss AG
Rathausstrasse 14
6340 Baar
Contact
Phone: +41 (31) 555 58 10
E-mail: info@onOffice.ch
VAT ID
CHE-293.363.632
Italy | Turin
Address
onOffice Italia Srl
Via Vincenzo Vela 29
10128 Turin
Contact
Phone: +39 011 19270416
E-mail: contatti@onOffice.com
VAT ID
IT12250950016
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
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