ABOUT
Diafora Conseil is a management and strategy consulting firm, founded in 2014.
Meaning " difference" in Ancient Greek, Diafora was created to make a difference with and for organizations.
We support leaders and managers in realizing their vision and achieving their strategic objectives, to create more value and more impact.
Our multidisciplinary team of consultants is primarily characterized by:
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a high level of expertise acquired through a wide geographical, organizational and cultural diversity of work environments
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a strong complementarity of skills, enabling us to meet the main needs of an organization, from strategy to operationalization, from business to information technology
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high standards of service quality and results delivery.

OUR LEADERS
Experience and complementarity

VANESSA NGALLI
Co-founder and President
An engineer in digital science and technology and holder of a master's degree in business administration, Vanessa has an international background, which began in 2002, in organizational transformation, and supports leaders in realizing their vision, modernizing their practices and mobilizing their teams by relying on strong synergies between strategic objectives, value creation and technological levers.
Recognized for her sound judgment, impeccable ethics and ability to unite diverse stakeholders, she creates the conditions for a sustainable transformation.
Vanessa intervenes where vision, strategic communication and mobilization must converge to generate a real impact.
Thanks to her inspiring leadership and keen sense of human relations, she excels at building bridges between expertise, cultures and visions.

LIONEL PELLIZZARI
Co-founder and Partner
With two master's degrees in public administration and business administration, Lionel has been helping public, private and cooperative organizations since 2000 to transform their vision into concrete, measurable and sustainable results.
An expert in organizational transformation, specializing in the transition from strategy to execution and value creation, he supports leaders in clarifying their priorities, designing executable roadmaps, orchestrating high-performing portfolio governance, and aligning the organizational capabilities needed to support team growth and ambitions.
Known for his inspiring vision, his ability to simplify complex issues and his skill in integrating innovation pragmatically, Lionel guides teams towards informed decisions, better alignment and tangible results.
