Marcura Executive and Leadership Team

September, 2026

Leadership Overview

Marcura has 4 executives leading key functions including shipping operations, port technology, board governance, and maritime navigation services.

Focused on digital transformation within the maritime sector, Marcura delivers integrated software solutions that optimize complex financial workflows and procurement processes for global shipping organizations.

Leadership Roles at Marcura

  • Chief Operating Officer, Shipping Services - Dionysis Tzelepis
  • President of the Board of Directors - Jonathan Offutt
  • President Brightwell Navigator - John Markendorf
  • Chief Technology Officer, Portlog - Ukasz Skrajny
  • Dionysis Tzelepis - Chief Operating Officer, Shipping Services

    Dionysis Tzelepis, the Chief Operating Officer, Shipping Services at Marcura, directs all operational workflows related to maritime financial management and port expense optimization. Overseeing the delivery of digital solutions for shipping companies, the Chief Operating Officer, Shipping Services ensures that global maritime professionals maintain transparency across the entire shipping lifecycle. This leadership role involves managing complex procurement processes and compliance frameworks to improve vessel operating costs. By integrating domain expertise with advanced software platforms, Dionysis Tzelepis drives efficiency across international shipping markets. The Chief Operating Officer, Shipping Services coordinates with internal teams to refine service delivery models, ensuring that maritime operators receive actionable data for critical decision-making. Through the implementation of scalable operational strategies, the Chief Operating Officer, Shipping Services supports the broader mission of simplifying financial transactions for the global maritime industry, ultimately enhancing the competitive position of the organization within the shipping sector.

    Jonathan Offutt - President of the Board of Directors

    Jonathan Offutt, the President of the Board of Directors at Marcura, provides strategic oversight and governance to ensure the long-term alignment of corporate objectives with the evolving needs of the maritime industry. Guiding the board in evaluating market opportunities, the President of the Board of Directors monitors the company's impact on global shipping operations and financial workflows. This leadership role involves setting the overarching vision for the organization, ensuring that digital solutions remain at the forefront of maritime innovation. By fostering collaboration among executive leadership, Jonathan Offutt drives the strategic initiatives that support sustainable growth and operational excellence. The President of the Board of Directors evaluates performance metrics to ensure that the company delivers consistent value to maritime professionals and shipping operators. Through rigorous governance and high-level planning, the President of the Board of Directors maintains the stability and strategic direction necessary to navigate the complexities of the global maritime technology landscape.

    John Markendorf - President Brightwell Navigator

    John Markendorf, the President Brightwell Navigator at Marcura, leads the strategic expansion and service delivery of the Brightwell Navigator platform, focusing on enhancing maritime navigation and operational efficiency. Overseeing the development of specialized tools for maritime professionals, the President Brightwell Navigator ensures that shipping operators gain access to critical insights for managing vessel performance and financial outcomes. This leadership role involves coordinating with cross-functional teams to refine the platform's capabilities, ensuring alignment with the broader mission of optimizing the shipping lifecycle. By driving initiatives that simplify complex maritime processes, John Markendorf enables clients to improve decision-making and operational transparency. The President Brightwell Navigator manages regional market engagement to ensure that the platform meets the diverse requirements of the global shipping industry. Through the application of domain expertise and technical innovation, the President Brightwell Navigator supports the company's commitment to delivering high-value digital solutions that streamline maritime operations and reduce costs.
    John Markendorf

    Ukasz Skrajny - Chief Technology Officer, Portlog

    Ukasz Skrajny, the Chief Technology Officer, Portlog at Marcura, architects the digital infrastructure and software platforms dedicated to port expense management and operational transparency. Managing the technical development of the Portlog suite, the Chief Technology Officer, Portlog ensures that maritime operators access real-time data for optimizing port calls and financial transactions. This leadership role involves overseeing the integration of complex data sets into user-friendly interfaces that support informed decision-making for shipping professionals. By driving innovation in maritime technology, Ukasz Skrajny enables the company to deliver high-performance solutions that address the specific needs of the global shipping industry. The Chief Technology Officer, Portlog collaborates with engineering teams to maintain system reliability and security across all digital platforms. Through the continuous enhancement of software capabilities, the Chief Technology Officer, Portlog secures the technological foundation required to streamline maritime workflows and improve overall operational efficiency for clients worldwide.

    Explore Leadership Teams in Software

    Frequently Asked Questions Regarding Marcura Top Executives and Leadership Team

    Who leads Marcura?
    Marcura is led by Dionysis Tzelepis (Chief Operating Officer, Shipping Services), along with executives such as Jonathan Offutt (President of the Board of Directors) and John Markendorf (President Brightwell Navigator).
    Who is part of Marcura’s executive team?
    The executive team of Marcura includes leaders such as Dionysis Tzelepis (Chief Operating Officer, Shipping Services), Jonathan Offutt (President of the Board of Directors), John Markendorf (President Brightwell Navigator) and other senior executives.
    How many executives does Marcura have?
    Marcura has 4 executives leading key business areas.
    What roles are included in Marcura’s leadership team?
    The leadership team of Marcura includes roles such as Chief Operating Officer, Shipping Services, President of the Board of Directors, President Brightwell Navigator, Chief Technology Officer, Portlog.