OSG Executive and Leadership Team

June, 2026

Leadership Overview

OSG has 10 executives leading key functions including strategy, finance, technology, operations, and market development.

Driven by precision engineering, OSG is dedicated to advancing the cutting tool industry through innovation and quality, impacting global manufacturing with specialized solutions.

Leadership Roles at OSG

  • Chief Executive Officer - Ana Ivanic
  • Chief Financial Officer - Tamar Gol
  • Corporate Chief Operating Officer - Igal Yakov
  • President - Norio Ishikawa
  • President - Takuma Aoyama
  • Owner and President - Ronnie Barnes
  • President - Mike Cafiero
  • Chief Information Officer - Gautam Anne
  • Vice President Chief Technology Officer - Zvika Bar
  • Group Chief Information Officer & Chief Information Security Officer - Reuven Paz
  • Ana Ivanic - Chief Executive Officer

    Ana Ivanic, the Chief Executive Officer at OSG, directs the company's overarching strategy and global operations. Ivanic guides OSG's mission to manufacture and sell high-quality taps, drills, endmills, indexable tools, and rolling dies. This leadership role involves setting the vision for technological advancement and market expansion within the comprehensive cutting tool manufacturing sector. Ana Ivanic ensures alignment across all departments, fostering an environment of continuous improvement and innovation. The Chief Executive Officer's focus remains on driving sustainable growth and maintaining OSG's position as a leader in the industrial machinery market, particularly from its base in Aichi, Japan. Ivanic's strategic decisions shape the company's response to evolving industry demands and competitive landscapes, ensuring operational excellence and customer satisfaction worldwide.
    Ana Ivanic

    Tamar Gol - Chief Financial Officer

    Tamar Gol, the Chief Financial Officer at OSG, oversees all financial planning, management, and reporting. Gol directs the fiscal strategies that support OSG's manufacturing and sales operations for taps, drills, endmills, indexable tools, and rolling dies. This critical function involves managing capital allocation, optimizing financial performance, and ensuring compliance with global financial regulations. Tamar Gol's responsibilities extend to risk management and investor relations, providing insights that inform strategic business decisions. The Chief Financial Officer's leadership ensures the financial health and stability of the company, enabling continued investment in research and development and operational expansion. Gol's expertise is vital for navigating the economic complexities of the industrial machinery sector and supporting OSG's growth objectives.
    Tamar Gol

    Igal Yakov - Corporate Chief Operating Officer

    Igal Yakov, the Corporate Chief Operating Officer at OSG, manages the company's day-to-day operational activities and supply chain. Yakov directs the efficient production and distribution of OSG's comprehensive range of cutting tools, including taps, drills, endmills, indexable tools, and rolling dies. This role is essential for optimizing manufacturing processes, ensuring quality control, and maintaining seamless logistics. Igal Yakov oversees global operational strategies, focusing on enhancing productivity and reducing costs across all facilities. The Corporate Chief Operating Officer's leadership ensures that OSG meets market demands effectively and maintains high standards of operational excellence. Yakov's commitment to efficiency supports the company's mission to deliver superior cutting tool solutions to industries worldwide.

    Norio Ishikawa - President

    Norio Ishikawa, the President at OSG, holds a key leadership position driving strategic initiatives within the organization. Ishikawa focuses on advancing OSG's market presence and operational capabilities in the cutting tool manufacturing sector. This role involves overseeing specific business units or regional operations, ensuring alignment with the company's overall objectives for producing taps, drills, endmills, indexable tools, and rolling dies. Norio Ishikawa's leadership contributes to the company's growth and its commitment to delivering high-quality industrial solutions. The President's responsibilities are integral to maintaining OSG's competitive standing and fostering innovation in product development and manufacturing processes.

    Takuma Aoyama - President

    Takuma Aoyama, the President at OSG, directs significant aspects of the company's strategic direction and operational execution. Aoyama's leadership is focused on enhancing OSG's capabilities in the specialized manufacturing of cutting tools, including taps, drills, endmills, indexable tools, and rolling dies. This position involves guiding key business functions and ensuring the effective implementation of corporate strategies. Takuma Aoyama plays a crucial role in driving market penetration and fostering innovation within the company's product lines. The President's oversight contributes to OSG's ongoing success and its reputation for excellence in the industrial machinery sector.

    Ronnie Barnes - Owner and President

    Ronnie Barnes, the Owner and President at OSG, provides executive leadership and strategic ownership of the company's direction. Barnes guides OSG's overall vision and operational framework, focusing on the comprehensive manufacturing and sale of cutting tools such as taps, drills, endmills, indexable tools, and rolling dies. This leadership role encompasses setting long-term goals and ensuring the company's sustained success and market leadership. Ronnie Barnes's influence is critical in shaping the company's culture and its commitment to innovation and quality. The Owner and President's strategic oversight ensures that OSG remains a formidable force in the industrial machinery sector, driving value for stakeholders and customers alike.

    Mike Cafiero - President

    Mike Cafiero, the President at OSG, leads key strategic initiatives and operational oversight for the company. Cafiero directs efforts to enhance OSG's position in the cutting tool manufacturing market, focusing on the production and sale of taps, drills, endmills, indexable tools, and rolling dies. This role is instrumental in driving business development and ensuring the effective execution of corporate strategies across various departments. Mike Cafiero's leadership contributes to the company's ongoing commitment to technological advancement and product excellence. The President's focus on operational efficiency and market responsiveness supports OSG's mission to provide superior solutions to its global clientele.

    Gautam Anne - Chief Information Officer

    Gautam Anne, the Chief Information Officer at OSG, leads the company's information technology strategy and infrastructure. Anne directs the implementation and management of systems that support OSG's manufacturing and sales of cutting tools, including taps, drills, endmills, indexable tools, and rolling dies. This role is pivotal in enhancing operational efficiency through digital transformation and data management. Gautam Anne oversees cybersecurity measures, ensuring the protection of sensitive company and customer data. The Chief Information Officer's focus is on leveraging technology to streamline business processes, improve data analytics capabilities, and support innovation in product development. Anne's leadership ensures that OSG's IT systems are robust, scalable, and aligned with the company's strategic goals in the competitive industrial machinery market.

    Zvika Bar - Vice President Chief Technology Officer

    Zvika Bar, the Vice President Chief Technology Officer at OSG, drives technological innovation and product development. Bar leads the research and development efforts focused on advanced cutting tool technologies, including taps, drills, endmills, indexable tools, and rolling dies. This position is central to maintaining OSG's competitive edge through cutting-edge engineering and material science. Zvika Bar oversees the technical roadmap, ensuring that OSG's product offerings meet the evolving demands of the manufacturing industry. The Vice President Chief Technology Officer's expertise is crucial for translating scientific advancements into practical, high-performance tools. Bar's strategic direction supports the company's commitment to quality and precision, reinforcing OSG's reputation as a leader in specialized manufacturing solutions.

    Reuven Paz - Group Chief Information Officer & Chief Information Security Officer

    Reuven Paz, the Group Chief Information Officer & Chief Information Security Officer at OSG, leads both information technology strategy and robust cybersecurity initiatives. Paz directs the integration of advanced IT solutions across OSG's global operations, supporting the manufacture and sale of cutting tools like taps, drills, endmills, indexable tools, and rolling dies. This dual role ensures that technological advancements enhance operational efficiency while safeguarding critical data and systems. Reuven Paz oversees the development and execution of comprehensive security protocols to protect against cyber threats. The Group Chief Information Officer & Chief Information Security Officer's leadership is vital for maintaining business continuity and trust in OSG's digital infrastructure, reinforcing the company's commitment to security and innovation.
    Reuven Paz

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    Frequently Asked Questions Regarding OSG Top Executives and Leadership Team

    Who leads OSG?
    OSG is led by Ana Ivanic (Chief Executive Officer), along with executives such as Tamar Gol (Chief Financial Officer) and Igal Yakov (Corporate Chief Operating Officer).
    Who is part of OSG’s executive team?
    The executive team of OSG includes leaders such as Ana Ivanic (Chief Executive Officer), Tamar Gol (Chief Financial Officer), Igal Yakov (Corporate Chief Operating Officer) and other senior executives.
    How many executives does OSG have?
    OSG has 10 executives leading key business areas.
    What roles are included in OSG’s leadership team?
    The leadership team of OSG includes roles such as Chief Executive Officer, Chief Financial Officer, Corporate Chief Operating Officer, President, President.