we work with


Through our comprehensive range of workshops and advisory services, we equip startup founders with the knowledge, tools, and strategies needed to accelerate their development. Our expert team brings a wealth of experience and expertise across various domains, including organization growth, mergers and acquisitions, strategy, go-to-market, and finance. Whether you’re seeking guidance on optimizing your organizational structure, exploring strategic partnerships, focus in your next steps, or navigating complex financial decisions, we are here to guide you every step of the way.

897 m EUR
Investor capital, plublic funding and company exits secured
1 +
New or redesigned organisations
1 m EUR
Additional turnover generated
1 +
Startups and tech companies supported
topics we discuss

Mergers & Acquisitions


Finding investors

Get prepared to professionally approach investors to accelerate fundraising. Learn how to start fundraising, which documents to prepare and when to share, How to calculate and challenge your company valuation and many more. 


Financial plan

Need a complete financial plan for investors, banks, and funding agencies? We can help. Our experts will create a clear and concise financial plan that outlines your needs, benchmarks your company’s progress, and adjusts for changes in strategy.


Business valuation

 A well-researched and persuasive business valuation is crucial for successful negotiations. Whether you’re looking for investors, strategic partnerships, new co-founders, or planning to sell your business, we provide expert guidance.


Selling a company

Considering selling your company? We provide strategic guidance and support, including valuation, identifying potential buyers, legal and financial considerations, due diligence preparation, and exit strategy development.


Vienna stock exchange market

If your company is ready to explore new funding opportunities, we provide guidance and support. Whether you want to trade your shares or list your business on the Vienna Stock Exchange and Direct Market Plus, our expertise can assist you throughout the process.


Harvard Business Negotiation

We provide guidance and support for effective negotiation strategies, including understanding the interests of all parties, thorough preparation, compelling proposals, and effective communication tactics. We offer joint briefings and debriefings before major negotiations and can join you where necessary.

topics we discuss

Organisation design


Organisational Setup and (Re)-alignment

It gives you the the understanding of cornerstones & variables of organisation design, context & stakeholder analysis. You will see what are  organizational challenges and possible responses.


The HR toolbox

You will find out more how do recruiting & onboarding go, what’s talent management & development, job categorisation & evaluation, career management, the importance of feedback and reflection.


Leadership & Culture

You will gain knowledge of the role and purpose of OKRs, how to align team & individual performance with corporate performance and strategy and other dos and don’ts

topics we discuss



Business growth consultancy

When building your company’s future, it’s crucial to choose the right direction and use your resources wisely. We’ll assist you in reviewing and developing your strategy for the next three years, outlining the necessary building blocks for success and offering continuous support during implementation.


Corporate-startup collaboration

Want to tap into external innovation for your company? Let us help you find the right startup collaboration model, innovative products, and market trends.


Go-to market strategy

Expanding globally? We offer market research, analysis, and advice to help you identify the right markets and entry strategies. Gain insights on product launches and market positioning tailored to your business needs.

with whom you are working

Konsultori Experts

Petra Wolkenstein © Konsultori

Petra Wolkenstein

Business development is Petra Wolkenstein’s passion. She guides startups and innovative SMEs in growth issues, be it in international market entry, lead generation, new business fields, the development of cooperations, the acquisition of investors or in the accompaniment of company acquisitions and sales.

Michael Kubiena © Konsultori

Michael Kubiena

Michael has over 20 years of international experience as a head of HR departments, both in startups and large companies, especially in the ICT and services industries. He is therefore very familiar with topics such as strategic HR, compensation and performance management, talent management and HR systems.

Franziska Kolk © Konsultori

Franziska Kolk

Franziska Kolk is General Partner Startup Wise Guys and CEO of 3EG Technologies. As an early-stage investor, she works with startups in Africa and Europe, where she acts as a startup advisor. She specialises in business development, financing and business operations.

How we support you


Individual projects tailored to your situation but based on our proven framework and approach. You work with your Konsultori expert or team.

Digital Academy

Self-learning courses for entrepreneurs who want to drive their growth effectively and quickly.

Draw inspiration from our customers

With her growth hacking workshop, Petra provided many new ideas and approaches for sustainable growth strategies. The dialogue between the participants from a wide range of industries and product cycles was also particularly valuable.

Leonard Weitze © Leonard Weitze
Leonard Weitze

Competence. Experience. Excellence. Full Commitment! Thank you for all the great workshops and the coaching.

Dudu Gencel © Dudu Gencel
Dudu Gencel

Petra helped us in structuring the key message and all relating documents for finding venture capital for a newly founded start-up in the field of green chemicals. Petra also provided us contacts and venture opportunities for our mission. We totally appreciated Petras’s very experienced, well-skilled but still hands-on way of working with us. Petra is perfectly capable of sensing what her customers really need. We really learned a lot! Thank you, Petra.

Alexander Svejkovsky © Alexander Svejkovsky
Mag. Alexander Svejkovsky

Petra Wolkenstein provided us with very professional and helpful support in various phases. Starting with company coaching in the area of internationalisation through to support in the search for investors. Especially in this phase, the cooperation worked very well and Petra was able to find us high-quality and suitable investors. The network of investors extends far beyond the borders of Austria and has a very good breadth and depth. Thank you very much for your excellent, proactive support!

Translated with www.DeepL.com/Translator (free version)

Valentin Jilch © Valentin Jilch
Valentin Jilch

Thank you konsultori team! It was our pleasure to be present in the vibrant Startup ecosystem that Vienna is becoming and to be part of the Wirtschaftsagentur Wien Vienna Startup program. One of the biggest advantages though was to learn from you and to work with you on our future plans.

Luka Mohoric © Luka Mohoric
Luka Mohoric

Our Ag-Tech Startup Accelerator always aims at having motivating speakers and workshops in order to develop the founders‘ skillsets further. Petra Wolkenstein held an incredibly informative and exciting negotiations workshop where everyone had a lot fun while taking away numerous learnings. I can highly recommend her negotiations workshop to everyone who needs to improve in this field.

Alexander Kunst © Alexander Kunst
Alexander Kunst

Thank you for the amazing negotiations training today at Startup Wiseguys and the great mentoring session!

Sigvards Krongorns © Sigvards Krongorns
Sigvards Krongorns

The coaching session on our expansion topics was really helpful. We were all enthusiastic about Petra’s input.

Susanne Klepsch © Susanne Klepsch
Susanne Klepsch (CEO)