T: +49 (0) 89 23 88 90 52 · E: info@reinventis.com

Who are we? A multidisciplinary team.

REINVENTIS is a strategy consulting firm specializing in reinvention, innovation, and transformation.

Since 2006, we have been helping companies, entrepreneurial families, and real estate investors shape their future with purpose, secure value for the long term, and make smart use of technology.

Our work combines strategic clarity, value-driven thinking, business acumen, and a deep sense of responsibility.

We develop solutions that make a difference - not just for the moment, but for generations to come.

Erik A. Leonavicius

Erik A. Leonavicius

Owners and Management


B.S. in Business Administration (FH)
Real Estate Economist (ebs) Master of Business with AI (MBAI®) (in progress)

 


Owner and managing director of REINVENTIS, Munich, since 2006.

Experience in establishing and continuously developing a multi-family office with a focus on real estate in Munich.

10 years as a lecturer at universities in Munich and Erding, as well as at the SCE – Strascheg Center for Entrepreneurship in Munich.

Areas of focus: Innovation and Technology Management, Entrepreneurship & Intrapreneurship, Strategic Marketing, and Hospitality Management.

2005
Graduate studies in real estate economics, real estate lifecycle management, and real estate marketing.

1996–2005
Experience in national and international projects at leading consulting firms such as Accenture, PricewaterhouseCoopers (PWC), Dr. Kaub Consult, and Pannell Kerr Forster (PKF Hotelexperts).

Cross-industry experience in both theory and practice, gained through projects with mid-sized companies and the top 100 publicly traded companies in Europe.

Focus areas: Analysis, development, and implementation of innovation projects aimed at improving business performance.

1994–1998
Studied economics and tourism in Munich, London, and New York.

Areas of focus: International Hospitality Management and Strategic Marketing.

Martin Horniak

Martin Horniak

Bachelor of Business Administration

 

Since 2025
REINVENTIS
Freelancer

Since 2008
Real Estate Consulting and Controlling
Klaus Leven GmbH, Munich
Independent real estate agent in Munich

2001–2008
Financial Consultant, MLP Finanzdienstleistungen AG
Financial Advisor at FDK Financial Services GmbH – a company of the Stadtsparkasse Köln Financial Group

1994–2001
University of Trier – Business Administration and Finance
Areas of focus: Money, Credit, Currency, and Business Taxation

What do we stand for?

The future takes shape where clarity, structure, and courage come together.

REINVENTIS embodies an approach to deliberate innovation: analytically grounded, creatively and pragmatically conceived, and precisely executed.

Our principles:

  • Clarity – Decisions become easier when the essentials become clear.
  • Value-driven approach – We focus not on flashiness, but on substance – with an eye toward long-term stability.
  • Responsibility – Meaningful mandates deserve confidentiality, depth, and personalized support.
  • Technology Intelligence – For us, the strategic use of AI and technology is not an end in itself, but a tool for ensuring our future viability.
  • Reinvention – We continue to innovate without carelessly discarding what we have.

Our philosophy:

Reinvention, innovation, and transformation are more than just change.

It is a conscious decision to actively shape the future - whether it involves a company, a brand, an organization, or a real estate portfolio.

We believe that sustainable development can only succeed when three levels work together:

  1. Strategic Clarity: Where are we headed - and why?
  2. Value-Based Identity: Who Are We - and What Value Do We Create?
  3. Transformation & Implementation: How can we shape change so that it is effective and sustainable?

It is through this combination that REINVENTIS’s distinctive style emerges.

Who do we work for?

We work with clients who value discreet, personalized, and high-quality service.

Strategy consulting and services for businesses:

  • business owner
  • Executives
  • decision-makers

Strategy consulting and services for the real estate sector:

  • Private investors
  • Entrepreneurial families
  • Family Offices

How do we work?

For us, strategic consulting and services mean:

Quality over quantity

    • Personal guidance from experienced experts
    • Customized solution architectures instead of off-the-shelf products
    • A calm, focused collaboration for strategic decisions
    • Confidentiality in the Management of Family and Real Estate Assets
    • Measurable impact as a key metric

    We work for those who take responsibility - for people, values, and the future.

    Our voluntary commitment:

    Trust is built through responsibility - and we take that responsibility seriously.

    For us, integrity is not an option - it goes without saying.

    We are unwaveringly committed to high ethical standards and are dedicated solely to the interests of our clients.

    Every decision and every action is taken in accordance with the jointly defined guidelines - clearly, transparently, and reliably.

    In addition, we voluntarily adhere to the guidelines, recommendations, and quality standards of the Federal Association of German Management Consultants (BDU) e.V., Bonn, as well as to the “Real Estate Investment Management” (REIM) Code of Conduct of the Society for Real Estate Research (gif) e.V., Wiesbaden.

    For us, these standards are not merely guidelines, but a reflection of our values.

    Of course, we have also signed a pest control declaration.

    And because values are only strong when they are shared, we also ask our key partners to voluntarily adhere to the same principles in our collaboration.

    Our Commitment:

    We support social and climate protection projects!

    Every year, we donate a significant portion of our profits to social and environmental initiatives in Munich, Germany, and around the world.

    We thank our clients for their trust - it is what makes our work possible.

    In return, we want to do our part to ensure that disadvantaged people also receive support and that our world remains a place worth living in.

    Our stance:

    We support people who want to shape the future.

    Not loud. Not frantic. But deliberate, structured, and effective.

    REINVENTIS stands for quality, depth, and integrity - and for the belief that continuous improvement is one of the most valuable decisions one can make.

    Your next step:

    We would be happy to speak with you in person about your goals and your vision for the future.