A Growing Family of Software Companies

Jonas Software acquires, manages, and builds industry-specific software companies globally.

Vertical Markets




Owners & Operators

Hear what other business owners have to say about their experience with Jonas and how we helped preserve their legacy.

M&A Advisors

Learn about our acquisition guidelines to ensure that Jonas Software is the best future home for your clients.



We have a decentralized structure at Jonas, and do not seek to take over the day-to-day operations of our companies.

Buy & Hold Forever


We have never sold a business. This is our software for life promise – selling to Jonas means you have found a permanent home.

Culture of Sharing

Best Practices

Leverage our vertical market software expertise. Jonas has completed 130+ acquisitions and our parent company, Constellation Software, 850+.


At Jonas Software, we have long realized that our greatest asset is our employee base. We currently have over 3500 employees across the globe and we strive to provide them with a fantastic working environment and an enriching career, which we know will translate into world-class service to our valued clients.

Recent Acquisitions

data basics acquired by Jonas

MAY 3, 2023

Data Basics Inc

Data Basics Inc., field service and construction management software solutions and has established itself as a trusted partner for businesses in need of field service management, dispatching, accounting, and wireless solutions. 

APRIL, 17, 2023


SupportAbility provides leading client management, operations and compliance software supporting service providers operating under the National Disability Insurance Scheme (NDIS) in Australia.

Acquired by Jonas Seiki Systems

FEBRUARY 9, 2023

Seiki Systems

Seiki is a leading supplier of production control and manufacturing execution software to customers across the UK and the globe. 

acquisition stories

“The Jonas family of companies was a great permanent home for our family business. It was clear from the beginning that Jonas shares our belief of taking great care of our employees and customers. They stand behind their ‘Software for Life’ promise.”

John Brookbank
Shareholder & CEO, BEC Legal

“I joined Jonas through the acquisition of XN Leisure in 2010. Not only has the business thrived under Jonas ownership, it has also been a fantastic place for me to grow my career.”

Darrell Boxall
Managing Director, XN Leisure (now Portfolio Manager, Jonas UK)

“One of Jonas’ key success factors is autonomy and decentralization. Since selling my software company to Jonas in 2012, I’ve continued to run my business independently while being able to tap into the knowledge and best practices from other Jonas companies.”

Eric Rennagel
Founder & CEO, My Media Box

“We had the autonomy to keep our beautiful staff and maintain our culture. But we also got to become part of a bigger Jonas family that would support us and help us grow even more. This is why we believed Jonas was a great fit for us at Shortcuts.”

Jo Burgess
Co-Founder & VP, Shortcuts

You spend all this time building your baby and you really care about the future of your business and what is going to happen to it. We knew Jonas cared as much about the long term future of EZFacility as we did.

Eric Willin
Former CEO, EZFacility (Current Portfolio Manager, Jonas)

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