Rozz Advisors is an M&A boutique that focuses on founder or owner-led companies. The founder’s dual experience in investment banking and as serial entrepreneur provides Rozz Advisors with a unique angle to give advice to these types of organizations.

Mergers & Adquisitions
Have you been approached by someone who wants to buy your company? Do you yourself want to initiate a process to sell it? Or are you considering acquiring a competitor to grow faster?
Rozz Advisors can help you in any of these M&A scenarios. Our services cover the entire process, such as deal preparation, market research, materials (teaser, business plan, financial projections), outreach to potential buyers, due diligence, negotiations and closing as well as any of its sub-parts.

Capital Raising
Are you raising capital to accelerate your growth?
Rozz Advisors can assist you in all stages of the financing: analysing your current situation, calculating funding needs, designing an optimal financing strategy and of course running the process to find suitable investors (similar to an M&A process).

Other Services
In addition, Rozz Advisors offer the following:
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Company valuation
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Post-merger integration (PMI)
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Restructurings
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Special situations (financial distress, shareholder conflicts, etc.)
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Investment readiness preparation
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Introductory M&A workshops
We’re good with numbers
4
Successful start-ups in the tech sector
20
Countries worked in, on 4 continents
27
Years of experience
48
M&A and financing transactions
successfully closed

Clemens Rossberg
Managing Director
Rozz Advisors was founded by Clemens Rossberg in 2024.
Clemens is a serial entrepreneur in the tech industry with more than 25 years of experience working as investment banker, management consultant and C-level executive in more than 20 countries around the globe.
During his career he founded or co-founded four companies:
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NextGen (1999), a consultancy specialized in the telecom and internet industries
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fonYou Wireless (2006), a Spanish MVNO (acquired)
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fonYou Telecom (2009 – www.fonyou.com), a “Fintel” company (= Fintech for telecom) and
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Misterfone (2013), a mobile-only VoIP calling company.
As co-founder, CFO and later COO of fonYou Telecom, Clemens was responsible for raising over €20 mln in financing and played an integral role in growing the company into a profitable business with ARR in the double digit millions.
Before becoming an entrepreneur, Clemens worked in Lehman Brothers' TMT industry group in London and at One, a mobile operator in Austria. He holds a Masters degree in International Business Management from the University of Vienna.
During his career Clemens has carried out dozens of M&A and financing transactions, spanning amounts of hundreds of thousands or millions of euros during his activity as an entrepreneur to billion euro deals during his period as investment banker.



Testimonials
What our clients say

"Mr. Rossberg has been key to close a first investment round at My Medic Eye, we wouldn't be here without him."
Yael Azagury, Founder & CEO, My Medic Eye
"Clemens has been instrumental in preparing Backtomeet for investor readiness, providing invaluable guidance on our business plan and future capital-raising strategies."
Jorge Zanoletty, Founder, Backtomeet
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