SyS Consultoras is a boutique consulting firm that supports companies to organize, improve, and execute: strategy, operations, management control, and compliance..
We combine analytical rigor with practical approach, with experience in both public and private sectors, in corporations and family businesses. We know that each context is different, and that allows us to design solutions that truly work.
How we work
- Clarity of the problem and the objective.
- Diagnosis with data (without overcomplicating)
- Prioritization based on impact (pareto)
- Actionable and concrete plan Implementation (if applicable) and knowledge transfer
- Confidentiality and regulatory compliance
Real commitment:
- We become part of your team, working as if it were our own company.
- We don’t deliver plans. We accompany change. We know that any transformation in management involves a change in how the team sees the business, how it communicates, how it makes decisions. That’s why our work doesn’t end with a recommendation: it includes support during adoption.
Our values

Integrity
We act with honesty in all our relationships.
Transparency
We communicate always clearly and openly.


Responsibility
We fulfill our commitments and take responsibility for the consequences of our actions.
Reliability
We protect your information and ensure the confidentiality of every project.

Team

VIVIÁN STENGHELE
Partner | Compliance, Audit and Corporate Governance
Specialties:
- Corporate Audit and Audit of Financial Entities.
- Anti-Money Laundering Prevention and Compliance.
- Digital Transformation and Process Design.
Bio:
My career is centered on the oversight of financial entities, Corporate Governance, and consulting in organizational architecture. I have a transversal vision that spans from process design and improvement to the evaluation and implementation of comprehensive technological infrastructures and information systems for companies.
I am an active member of the Argentine Association of Ethics and Compliance and participate in multiple commissions of the Professional Council of Economic Sciences (CABA), including Anti-Corruption and Economic Crimes. In 2025, I was a panelist at the XXIV Specialized Meeting of Governmental Internal Control Bodies, reaffirming my commitment to excellence in public and private management. My approach combines technical rigor with a constant pursuit of innovation in internal control.
Email: vivian.stenghele@sys-consultoras.com
LinkedIn: Vivián Stenghele

MARIANA SÁNCHEZ
Partner | Strategy, Operations and AI Strategy
Specialties:
- Strategy and Business Development in LATAM.
- Management Control and Operational Efficiency.
- Implementation of Artificial Intelligence in business processes.
Bio:
TI have extensive experience in business management across technical, commercial, and financial areas, with a perspective that combines strategic and financial thinking. I view management control as a key tool for strategic decision-making, looking from the present toward future opportunities. I have led teams across Argentina and Latin America, adapting solutions to diverse cultural contexts and business dynamics.
In 2025, I became certified as a Professional Director (IGEP) and Chief AI Officer (Silicon Valley Certification Hub), which allows me to integrate corporate governance vision with the latest trends in digital transformation and AI. I am a member of the Argentine Association of Ethics and Compliance, and I am passionate about driving significant changes that generate positive and lasting impact.
Email: mariana.sanchez@sys-consultoras.com
LinkedIn: Mariana Sánchez