Interactive Brokers Executive and Leadership Team

July, 2026

Leadership Overview

Interactive Brokers has 5 executives leading key functions including strategy, marketing, technology, and operations.

Driven by a commitment to innovation, Interactive Brokers provides professional traders and investors with electronic access to a wide array of financial instruments, fostering global market participation through advanced technology and comprehensive liquidity.

Leadership Roles at Interactive Brokers

  • Chief Executive Officer - Milan Galik
  • Global Head of Marketing (Chief Marketing Officer) - Tamara Makonnen
  • Chief Technology Officer, Infrastructure Services - Mahijeet Singh
  • Executive Vice President - Thomas Frank
  • Managing Director - Michael Domka
  • Milan Galik - Chief Executive Officer

    Milan Galik, the Chief Executive Officer at Interactive Brokers, directs the company's overarching strategy and operational execution. Galik oversees the global electronic market making and brokerage operations, ensuring the efficient routing and execution of trades across securities, futures, and foreign exchange instruments on over 80 trading venues. This leadership role involves maintaining Interactive Brokers' position as a primary liquidity provider in major marketplaces. Galik's strategic vision guides the firm's expansion and technological advancements, directly impacting its ability to offer professional traders and investors seamless electronic access to a diverse range of financial products through the IB Universal AccountSM. The Chief Executive Officer's focus remains on driving growth and maintaining the firm's competitive edge in the dynamic financial industry. Milan Galik ensures the company's mission of providing superior technology and services is consistently met.
    Milan Galik

    Tamara Makonnen - Global Head of Marketing (Chief Marketing Officer)

    Tamara Makonnen, the Global Head of Marketing (Chief Marketing Officer) at Interactive Brokers, architects and executes the company's global marketing initiatives. Makonnen drives brand strategy and market penetration, ensuring the firm's value proposition resonates with professional traders and investors worldwide. This role involves developing targeted campaigns that highlight Interactive Brokers' extensive product offerings, including stocks, options, futures, forex, bonds, and mutual funds, all accessible via the IB Universal AccountSM. Makonnen's leadership ensures cohesive messaging across all communication channels, reinforcing the company's reputation for technological innovation and market leadership. The Global Head of Marketing (Chief Marketing Officer) collaborates with sales and product development teams to identify new market opportunities and enhance customer engagement. Tamara Makonnen's efforts are critical in expanding the firm's reach and solidifying its presence in key financial markets.

    Mahijeet Singh - Chief Technology Officer, Infrastructure Services

    Mahijeet Singh, the Chief Technology Officer, Infrastructure Services at Interactive Brokers, directs the development and maintenance of the firm's critical technology infrastructure. Singh ensures the robust performance and scalability of the electronic trading platforms, supporting the execution of trades across more than 80 global exchanges and trading venues. This leadership position involves overseeing the systems that provide professional traders and investors with seamless access to stocks, options, futures, forex, bonds, and mutual funds. Singh's responsibilities include managing the technological backbone that enables Interactive Brokers to act as an automated global electronic market maker and broker. The Chief Technology Officer, Infrastructure Services focuses on optimizing system reliability, security, and efficiency to support the company's high-volume trading operations. Mahijeet Singh's expertise is vital for maintaining the technological advantage that underpins Interactive Brokers' market position.

    Thomas Frank - Executive Vice President

    Thomas Frank, the Executive Vice President at Interactive Brokers, drives critical initiatives across the organization, focusing on operational excellence and strategic development. Frank's purview includes enhancing the firm's capabilities as a global electronic market maker and broker, ensuring the efficient execution and processing of trades in securities, futures, and foreign exchange instruments. This leadership position supports the delivery of electronic access to stocks, options, futures, forex, bonds, and mutual funds for professional traders and investors via the IB Universal AccountSM. Frank collaborates with various departments to optimize workflows and implement innovative solutions that maintain Interactive Brokers' competitive edge. The Executive Vice President is instrumental in upholding the company's commitment to providing advanced technology and comprehensive market liquidity. Thomas Frank's contributions are essential to the firm's ongoing success and expansion in the global financial landscape.

    Michael Domka - Managing Director

    Michael Domka, the Managing Director at Interactive Brokers, oversees key operational facets of the firm's global business. Domka's responsibilities encompass the strategic management of various business units, ensuring alignment with the company's mission to provide professional traders and investors with electronic access to a comprehensive suite of financial instruments. This role involves driving operational efficiencies and enhancing the client experience across the IB Universal AccountSM. Domka contributes to the firm's function as an automated global electronic market maker and broker, facilitating trade execution and processing on numerous international exchanges. The Managing Director plays a crucial part in maintaining the high standards of service and technological integration that define Interactive Brokers. Michael Domka's leadership supports the company's continued growth and its commitment to delivering advanced trading solutions.

    Explore Leadership Teams in Finance

    Frequently Asked Questions Regarding Interactive Brokers Top Executives and Leadership Team

    Who leads Interactive Brokers?
    Interactive Brokers is led by Milan Galik (Chief Executive Officer), along with executives such as Tamara Makonnen (Global Head of Marketing (Chief Marketing Officer)) and Mahijeet Singh (Chief Technology Officer, Infrastructure Services).
    Who is part of Interactive Brokers’s executive team?
    The executive team of Interactive Brokers includes leaders such as Milan Galik (Chief Executive Officer), Tamara Makonnen (Global Head of Marketing (Chief Marketing Officer)), Mahijeet Singh (Chief Technology Officer, Infrastructure Services) and other senior executives.
    How many executives does Interactive Brokers have?
    Interactive Brokers has 5 executives leading key business areas.
    What roles are included in Interactive Brokers’s leadership team?
    The leadership team of Interactive Brokers includes roles such as Chief Executive Officer, Global Head of Marketing (Chief Marketing Officer), Chief Technology Officer, Infrastructure Services, Executive Vice President, Managing Director.