Why we are called ESTAI (staysail)

Our Purpose

  • Sustainability and Circular Economy (from strategy to implementation);
  • Lean Management / Kaizen (continuous improvement and waste reduction);
  • Digitalisation and process automation (efficiency, quality and speed);

How we work

  • Executive and industrial experience (management, operations, and performance improvement)
  • Proven methodologies and practical tools tailored to each company’s specific challenges
  • A strong focus on results and measurable impact on operational and financial performance
  • A problem-solving culture that engages the organization and builds sustainable, continuous improvement.

Our team

Our consultants come from engineering backgrounds, with advanced management training (MBA) and specializations in Sustainability, Circular Economy, AI, and Lean Management — ensuring technical rigor paired with pragmatic business thinking.

Expertise that drives transformation forward

Sustainability

as a driver of value, resilience, and positive impact

Our method follows the VSME standard, through a clear, practical sequence:

  • Double materiality assessment: identifying the most relevant ESG topics, risks, and impact opportunities;
  • Strategic roadmap: defining goals, priority actions, and implementation plans;
  • Performance indicators: building metrics and monitoring systems that track progress and demonstrate results.

Within this framework, we integrate the principles of Circular Economy, helping companies uncover opportunities to reduce waste, optimize resource use, and design more circular value chains — turning sustainability into a source of innovation and long-term efficiency.

Expected outcomes

  • Alignment with international standards and frameworks;
  • Stronger, more compliant, and resilient value chains;
  • Enhanced reputation, customer trust, and competitive differentiation.

Digitalisation

Data and digital tools that improve performance

How we work

  • Process mapping and identification of critical data points;
  • Digital workflows (paperless processes, traceability, visual management);
  • Dashboards and near real-time operational KPIs;
  • Systems integration and decision-support improvements;
  • Readiness for automation and, where relevant, AI.
  • Fewer errors and less rework;
  • Faster, data-driven decisions;
  • Greater operational control and predictability.