Contabilizei Executive and Leadership Team

September, 2026

Leadership Overview

Contabilizei has 6 executives leading key functions including technology, finance, operations, revenue analytics, growth experimentation, and human resources.

By simplifying complex tax compliance for small businesses, Contabilizei transforms the accounting landscape through digital innovation and accessible financial management tools across the Brazilian market.

Leadership Roles at Contabilizei

  • Chief Financial Officer - Eduardo Freitas
  • Chief Operating Officer - Guilherme Soares
  • Chief Technology Officer - Isela Macia
  • Chief Revenue Officer, Analytics - Mariana Gonçalves
  • Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição - Eduardo Viana
  • Chief Human Resources Officer - Michelle Heemann
  • Eduardo Freitas - Chief Financial Officer

    Eduardo Freitas, the Chief Financial Officer at Contabilizei, manages the fiscal health and capital allocation strategies for the organization. Overseeing financial planning and analysis, the Chief Financial Officer monitors cash flow and investment opportunities to support long-term sustainability. This leadership role involves maintaining rigorous compliance standards while optimizing the cost structure of online accounting service delivery. By evaluating market trends, Freitas provides critical insights to the board regarding revenue growth and operational efficiency. The Chief Financial Officer coordinates with external auditors to ensure transparency and accuracy in all financial reporting. Through strategic budgeting, Freitas aligns resource distribution with the core mission of providing affordable accounting solutions. Eduardo Freitas secures the financial foundation, allowing the company to scale operations effectively while navigating the complexities of the Brazilian tax environment and broader economic shifts.

    Guilherme Soares - Chief Operating Officer

    Guilherme Soares, the Chief Operating Officer at Contabilizei, executes the daily operational strategy and service delivery workflows. Overseeing the customer support and accounting fulfillment teams, the Chief Operating Officer ensures high-quality service standards for every business client. This leadership role involves refining internal processes to reduce turnaround times for tax filings and regulatory compliance tasks. By implementing lean management methodologies, Soares improves productivity across all service departments. The Chief Operating Officer coordinates with the technology team to integrate new features into the operational workflow, enhancing the overall user experience. Through meticulous oversight of service quality, Soares maintains high client retention rates. Guilherme Soares drives operational excellence, ensuring the company delivers consistent value while managing the logistical demands of providing comprehensive accounting services to a growing national customer base.

    Isela Macia - Chief Technology Officer

    Isela Macia, the Chief Technology Officer at Contabilizei, directs the engineering roadmap and software architecture for the platform. Overseeing the development of automated accounting systems, the Chief Technology Officer ensures the scalability of digital services for thousands of small business clients. This leadership role involves integrating advanced machine learning models to streamline tax filing processes and reduce manual data entry. By prioritizing robust cybersecurity protocols, Macia protects sensitive financial information across the entire infrastructure. The Chief Technology Officer collaborates with product teams to refine user interfaces, ensuring seamless navigation for business owners. Through continuous optimization of cloud-based resources, Macia maintains high system availability and performance. Isela Macia drives the technical vision, enabling the company to maintain a competitive edge in the online accounting sector while supporting rapid expansion across diverse regional markets.

    Mariana Gonçalves - Chief Revenue Officer, Analytics

    Mariana Gonçalves, the Chief Revenue Officer, Analytics at Contabilizei, directs the data-driven strategies for revenue generation and market expansion. Overseeing the analytics department, the Chief Revenue Officer, Analytics identifies key performance indicators to optimize sales funnels and customer acquisition costs. This leadership role involves leveraging consumer data to tailor service offerings for specific business segments. By analyzing market behavior, Gonçalves informs strategic decisions regarding pricing models and promotional campaigns. The Chief Revenue Officer, Analytics collaborates with marketing teams to refine lead generation tactics and improve conversion rates. Through the application of advanced statistical modeling, Gonçalves uncovers new opportunities for revenue growth within the competitive accounting landscape. Mariana Gonçalves drives the analytical framework, ensuring the company maximizes its market reach while maintaining a deep understanding of client needs and evolving industry requirements.

    Eduardo Viana - Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição

    Eduardo Viana, the Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição at Contabilizei, architects the growth strategies and experimentation frameworks for customer acquisition. Overseeing the testing of new marketing channels, the Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição optimizes the digital presence to attract small business owners. This leadership role involves running rigorous A/B tests to refine messaging and improve the efficiency of acquisition funnels. By utilizing data-driven insights, Viana identifies high-potential segments for targeted outreach. The Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição collaborates with product and sales teams to ensure a cohesive customer journey from initial contact to service adoption. Through continuous experimentation, Viana accelerates the company's market penetration. Eduardo Viana drives the growth agenda, ensuring the organization remains agile and responsive to changing market dynamics.

    Michelle Heemann - Chief Human Resources Officer

    Michelle Heemann, the Chief Human Resources Officer at Contabilizei, directs the talent acquisition, organizational development, and employee engagement initiatives. Overseeing the recruitment of top-tier professionals, the Chief Human Resources Officer fosters a culture of innovation and high performance. This leadership role involves designing comprehensive training programs to ensure staff remain proficient in the latest accounting regulations and digital tools. By implementing robust performance management systems, Heemann aligns individual contributions with the broader corporate mission. The Chief Human Resources Officer coordinates with department heads to address workforce needs and promote internal mobility. Through the development of inclusive workplace policies, Heemann enhances employee satisfaction and retention. Michelle Heemann drives the human capital strategy, ensuring the company attracts and retains the talent necessary to maintain its position as a leader in the online accounting industry.

    Frequently Asked Questions Regarding Contabilizei Top Executives and Leadership Team

    Who leads Contabilizei?
    Contabilizei is led by Eduardo Freitas (Chief Financial Officer), along with executives such as Guilherme Soares (Chief Operating Officer) and Isela Macia (Chief Technology Officer).
    Who is part of Contabilizei’s executive team?
    The executive team of Contabilizei includes leaders such as Eduardo Freitas (Chief Financial Officer), Guilherme Soares (Chief Operating Officer), Isela Macia (Chief Technology Officer) and other senior executives.
    How many executives does Contabilizei have?
    Contabilizei has 6 executives leading key business areas.
    What roles are included in Contabilizei’s leadership team?
    The leadership team of Contabilizei includes roles such as Chief Financial Officer, Chief Operating Officer, Chief Technology Officer, Chief Revenue Officer, Analytics, Data Analytics and Chief Revenue Officer. Experimentação E Growth Em Aquisição.