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Premium Concept, is a Belgian consulting and implementation boutique consulting firm based in Brussels.

We Consult and Implement projects on Strategy, Marketing, Business Development, Communications, Public Affairs and Management and our clients include Fortune 500 corporations, SMEs and the Government. Further to its main business Premium Concept has launched its own specialised brands including: Premium B2G (Government & Defence Business Development Consulting) and Premium Marketing (Marketing & Lead Generation Agency).


About Us

Building Excellence

We build excellence, solve the biggest organisational issues and realise opportunities through first-class A to Z strategy and implementation.

What makes us unique

  • Our experts understand the priorities, issues and opportunities of the C-Suite. Our Senior Advisors are working closely with the leadership of Multinationals, Governments and SMEs.

  • We are capable to translate strategies to realistic and doable action plans. We offer customised approach and implementing with proven methodologies.

  • We take the recommendations from the strategy and operations engagement and help our clients successfully implement and realise their targets. Our Management Consultants and Specialised teams are dedicated to build value for our clients.

  • Our experts have more than 20 years of experience in working with the Public and Private sectors and are committed to provide first-class, high ROI support to your organisation.

Managing Partner


Dionysia Leolei

Founder & Managing Partner

  • LinkedIn

Dionysia Leolei is the Founder and Managing Partner of Premium Concept, bringing more than 20 years of professional experience. Dionysia has a strong ability to bring results by providing clarity, identifying areas of growth and building and executing realistic action plans.


In her career, she has delivered numerous benefits to her clients and has worked with dozens of industries. Dionysia developed a 360 approach working with Fortune 500, Multinationals, SMEs, Executives and the Government.


With an impressive portfolio of clients, projects and performance she is known for her ethos and undeniable ability to deliver excellence.


Dionysia has extensive experience in Corporate and Government sectors, building strategies and leading implementation in growth, marketing, communications, government and industry collaboration, innovation and procurement projects, working for more than 10 years with defence and intergovernmental organisations.

Along with her consulting experience, Dionysia's business acumen and exceptional management skills combined with her straightforward and honest work ethic, makes her a treasure of knowledge and implementation engine that every organisation will benefit from.

Managing Partner


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