Leff Management Consulting is set up as a “virtual firm”, able to draw on a wide network of partners (individual practitioners and firms) who bring specialized knowledge and capabilities to address specific client problems and opportunities. In addition, she has an extensive network of contacts at a senior level throughout industry and enjoys being a “connector” of resources.

During her extensive executive and management consulting career, Ilene has worked in North America, South America, Asia and Europe, across hundreds of assignments.


Mc Kinsey: Management consultant for Executive Resource Management & Public Sector Policy

Revlon: Worldwide head of HR for 35,000 employees operating in 70 countries

Estee Lauder Companies: Launched global HR in 26 countries. Consulted in strategy, new product concepts, and leadership.

US Department of Housing & Urban Development: Deputy Assistant Secretary leading 1,200 people in 80 office for the HUD Academy,  cost reduction and information technology.

Ashoka: Senior advisor to People Team as organization grew from 12 to over 300 staff.

Consulting, Coaching & Connecting

  • Leadership
  • Organization
  • Talent and HR
  • Strategy
  • Change Management
  • Business Development

Sectors Served

Private Sector: Financial Services, Consumer Products, Retail, Technology, Industrial Good, Entertainment, Publishing, Fashion, Telecommunications

Social Sector: Arts & Culture, Education, Healthcare, Economic Development, Conservation, Environment