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About Us

We are a partner company which prioritize building long-term enterprise value over immediate liquidity. Echo 3 builds resilient businesses through strategic smart money, investing capital, governance, and operational engineering to drive growth and maximize results for the next strategic leap.

We believe that enduring companies are forged through the convergence of capital, shared values, and disciplined execution. We invest in early-stage rounds with a sector-agnostic approach, seeking founders who mirror our ethical and business principles. Echo 3 provides far more than just a check; we deliver a true partnership. As board members or advisors, we work shoulder-to-shoulder with founders to architect the roadmap, refine the product, and structure the go-to-market strategy. We build financial resilience and implement world-class governance. Together, we establish a dominant market position, reinforcing the business's foundation for its next strategic leap.

Services

Echo 3 is an investment partner built to support startups beyond capital.
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Advisory    

We support startups throughout their growth journey, providing strategic guidance across key business decisions. Echo 3 acts as a close partner to founders, helping transform vision into execution and execution into long-term value.

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Strategic Consulting

For companies seeking targeted support, Echo 3 provides strategic consulting on specific business challenges.

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Investment Readiness

Echo 3 helps startups prepare for investment by strengthening the key elements investors analyze before making a decision.

Our team

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Mayra Koyama

Co-Founder

An expert in financial engineering and strategic scaling, Mayra brings a wealth of experience in high-stakes corporate restructurings and value creation. As a former Partner at RCB Investimentos, she was instrumental in the firm’s strategic and financial evolution, overseeing its trajectory from a R$ 10 million valuation to a landmark R$ 2 billion strategic exit. She focuses on strengthening governance and preparing portfolio startups for their next strategic milestones.

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Marco Mattos

Co-Founder

A performance-driven investor with a deep background in operational turnaround and market innovation. During his tenure as a Partner at RCB Investimentos, Marco delivered exceptional realized annual return exceeding 200% on invested capital across strategic portfolios, while spearheading an operational overhaul that boosted productivity by 150%. A pioneer in the NPL market, he combines technical rigor with a hands-on approach to leadership. An alumnus of USP, Insper, and Singularity University, Marco leverages his role as a founder at Echo 3 to accelerate operational engineering and refine the business models across our portfolio.

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Jefferson Almeida

Strategic Partner 

A tech leader specializing in high-complexity, mission-critical systems. With a career spanning over three decades, he has led high-complexity, legacy-scale technological operations since 1994. As the lead architect of the integrated collection and legal ecosystem for RCB Investments Group, he prioritized peak performance and cost-efficiency at scale. At Echo 3, he serves as a strategic investor, leveraging a surgical technical perspective to validate business models and scale operations that seamlessly bridge financial robustness with technological innovation.

Portfolio

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Fintech

Global remittances, always through the smarter route.

Contact Us

contato@echo3.com.br