Expertise that comes from experience—not from slides
Over 20 years of consulting experience. Specializing in strategy, reinvention, innovation, transformation, and AI—for businesses and the real estate sector.
Dedicated to people in leadership roles.
Hybrid Company
Experts + AI Staff — Structured, GDPR/EU AI Act-Compliant, Effective
REINVENTIS is a hybrid consulting firm.
We work with specially trained and fully documented AI employees who are continuously refined and managed responsibly.
For you, this means:
✓ In-depth analyses
✓ Consistent quality throughout all phases of the engagement
✓ GDPR-compliant, EU AI Act-compliant, fully documented
Our AI team members do not replace people—they enhance our excellent strategy consulting services.

Founded in Munich
Experts
AI Employees
Main Areas of Practice
+ Projects & Assignments
%
Owner-operated
Owner & Strategist
Erik A. Leonavicius
Bachelor of Business Administration (FH) · Real Estate Economist (ebs) · Master of Business with AI (MBAI)
Co-author of, among others, “Business Model for Teams” (328 co-authors worldwide) and “Real Time Innovation”
Over 35 years of experience in theory and practice
Core competencies:
- Strategy, Reinvention, and Transformation for Businesses and Real Estate—Since 2006
- Innovation & Technology Management (including AI)
- Real Estate Consulting, Asset Management & Investor Relations
- Hospitality Management, Multisensory Experiences, and Business Model Planning
Stops:
- Since 2006: Owner of REINVENTIS, Munich
- 1996–2005:Accenture,PricewaterhouseCoopers (PWC), Dr. Kaub Consult, andPannell Kerr Forster (PKF Hotelexperts)
- 10 years: Lecturer at universities in Munich, Erding, and SCE Munich
- Degree Program: Economics, Strategic Marketing, Hospitality Management, and Real Estate Economics in Munich · London · New York
- Extensive training in the life sciences and the international hospitality industry, combined with many years of leadership experience in the areas of customer service, brand management, and guest experiences.

Real Customer Testimonials
Long-term partnerships with measurable added value
From innovative startups to successful medium-sized companies and international corporations: We often support our clients over many years. In addition, entrepreneurial families and private investors rely on our expertise in real estate consulting and the asset management of their real estate portfolios.
REINVENTIS supported us at the S&F Group with a structured and methodical approach during a client project in a highly critical restructuring phase. Within just six months, this led to a level of strategic clarity that had previously seemed almost unattainable—focused, effective, and with a tangible impact. As a result, we were able to significantly improve both the quality of the products and services and the long-term profitability of the client company in a very short time—much to our client’s satisfaction. We would like to express our gratitude for the excellent collaboration.
Ulrich Fladung & Marcus Seidl
, Managing Directors, S&F Group
Our collaboration with REINVENTIS on the development and launch of SeWo GmbH’s virtual academy was characterized by strategic clarity, creative excellence, and digital innovation. REINVENTIS not only supported us in the design phase but also guided the implementation with a holistic approach—from the initial concept to successful launch. Thanks to their expertise in strategic realignment and digital transformation, we were able to jointly create a platform that delivers knowledge in an accessible, interactive, and forward-looking way. Today, the virtual academy is a central component of our digital education strategy—and we owe that to our inspiring and professional collaboration with REINVENTIS.
Björn Klomp
, Managing Director, SeWo GmbH
Mr. Erik Leonavicius, through his company REINVENTIS, has made a significant contribution to my company’s success by optimizing processes, driving our strategic direction, and playing a key role in providing clarity and support for strategic decisions. I am very grateful to him for his consulting services and can recommend him without reservation.
Klaus Leven
Sole Managing Director
Real Estate Consulting and Controlling Klaus Leven GmbH
Depth Without Mass
Curated Network of Experts
Whenever it makes sense, we bring in hand-picked specialists:
- Law & Taxes
- Financing
- Architecture
- Design
- ESG (Environment, Social Issues, and Good Real Estate Management)
- AI & Digitalization
- Brand
Only when their expertise creates real added value.
