How we can help with

Harvard business negotiation

Whether you are negotiating with potential investors or for the sale of your company, seeking to establish partnerships, negotiating a significant contract with an important client, or engaging in negotiations with potential co-founders interested in joining your company, our expertise provides guidance and support. We cover strategies for effective negotiation, understanding the interests and motivations of the parties involved, conducting thorough preparation, developing compelling proposals, and employing effective communication and negotiation tactics. We do joint briefings and debriefings with you before major negotiations or join you when necessary.

Your challenges are taken care of

You are negotiating an investor entry or a company sale.

You negotiate a collaboration with several potential cooperation partners.

You are negotiating a major order with an important customer.

You negotiate with potential co-founders about joining the company.

Areas in which we work with you

Ergebnisse Verhandlungsbegleitung konsultori

Key elements of work

  • We make your negotiation goals transparent
  • We work closely with you to produce a list of potential negotiation partners
  • We help you to work out a Plan B (several)
  • We analyse negotiation tactics (interests and limits of both sides)
  • We set assumptions and develops options
  • We produce arguments and benchmarks for objectivity
  • We calculate the value of different options (qualitative and quantitative)
  • We work with you to ensure you’re always 2-3 steps ahead
  • We brief and debrief you before and after negotiations and can even lead negotiations

Results you will get


Negotiation process and support


Negotiation partners list

HR processes

Roadmap for negotiation tactics


Assessment of options

Project-lead by a senior partner

Petra Wolkenstein © Konsultori

Petra Wokenstein

Petra is a highly accomplished professional with a wealth of experience in strategy and driving business growth. She specializes in providing strategic guidance and expertise in the areas of strategy, M&A, and growth. Petra is also an Investor and General Partner for Africa Startup Wise Guys, actively supporting and nurturing innovative startups in Africa.

With hands-on experience working with startups and investors since 2012, Petra has successfully led funding rounds and sales in diverse industries such as cybersecurity, eCommerce, SaaS and HealthTech. Petra’s extensive expertise, coupled with her proven ability to drive growth and navigate complex business areas, make her a valuable asset in the fields of strategy, M&A, and business development.

Expertise we bring

Interest-based negotiation tactics - Harvard model​​

We have been using the Harvard model for negotiating for 15 years. Our particular strengths include determining tactics and alternatives.

Negotiation training for startups​

For more than 15 years, we have held global workshops with accelerators (Startup Wise Guys) on negotiation tactics for funding rounds and collaborations.

Mergers and Acquisitions (M&A)

Our project portfolio includes negotiations with investors and startups. We have over 20 years’ M&A experience and work effectively with legal professionals.

Dr. Adam Ernst © Dr. Adam Ernst

Petra’s highly structured and positive mindset has been worth its weight in gold for Goldkehlchen. Challenging processes and her understanding of obstacles to business made Petra an essential sparring partner in the consulting process. She came to us initially as a coach and stayed as part of our growing team.

Dr. Adam Ernst

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hours spent in negotiations for customers
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Project collaborations and startup initiatives worked with
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M&A projects closed

Our process for a project with you


Initial consultation & project outline

We engage in a thorough discussion to understand your specific needs, goals, timeline, budget, and general project requirements.


Process definition

We jointly define the overall negotiation process and timeline closely aligned with your negotiation goals that we make transparent.


Long list of negotiation partners and a Plan B

We work closely with you to produce a list of potential negotiation partners. We help you to work out a Plan B or several Plan Bs.


Interest maps and limits

We analyse negotiation tactics (interests and limits of both sides), as well as interest maps and limits.


Options assessment and developing arguments

We set assumptions and develop options. We produce arguments and benchmarks for objectivity. We calculate the value of different options.


Negotiation tactics and support

We work with you to ensure you are 2-3 steps ahead. Briefings and Debriefings are part of our negotiation support to help you through your negotiations. If needed, we lead negotiations on your behalf.

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.

Case studies

Other expertise in M&A


Find investors

We provide guidance on investor identification, effective approaches, business readiness assessment, document preparation, negotiation tactics, company valuation, and demonstrating value to investors.


Financial plan

We support you and establish your financial plan or a revision of it. You will be able to communicate with financing partners and steer your company with a well-thought-through financial plan based on a proven tool.


Selling your company

We support you with strategic guidance in the preparation and selling of your company including valuation, potential buyer identification, deal structuring, due diligence, and executing the exit strategy.


Business valuation

We develop, document, and provide the argumentation of a well-analyzed and benchmarked business valuation for your company.


M&A consultancy

We provide guidance on identifying potential targets, conducting due diligence, negotiating deals, valuation and running the M&A process.


Vienna stock exchange direct market

We assist you in getting your first listing on the Direct Market planned and executed.