Astronomer Executive and Leadership Team

October, 2026

Leadership Overview

Astronomer has 5 executives leading key functions including strategy, technical architecture, engineering oversight, product development, and field operations.

Driven by a commitment to data reliability, Astronomer empowers global organizations to streamline complex workflows through the power of Apache Airflow. This mission centers on providing robust infrastructure that enables data teams to deliver actionable insights across diverse industries.

Leadership Roles at Astronomer

  • Chief Executive Officer & Co-Founder - Pete DeJoy
  • President, Field Operations - Matthew Simontacchi
  • Chief Technology Officer - Julian LaNeve
  • Senior Software Engineer & Chief Technology Officer, Office of - Milton Li
  • Co-Founder & Chief Technology Officer - Greg Neiheisel
  • Pete DeJoy - Chief Executive Officer & Co-Founder

    Pete DeJoy, the Chief Executive Officer & Co-Founder at Astronomer, directs the overarching corporate strategy and long-term vision for the data orchestration platform. By aligning product development with market demands in finance, retail, and healthcare, the Chief Executive Officer & Co-Founder ensures the company maintains a competitive edge in the data infrastructure sector. DeJoy oversees high-level partnerships and investor relations, fostering growth across North American and international markets. This leadership role involves constant evaluation of the software landscape to identify opportunities for enhancing data pipeline reliability. Through rigorous focus on operational agility, Pete DeJoy drives the organization toward sustainable expansion. The Chief Executive Officer & Co-Founder maintains close collaboration with the board to refine the company mission, ensuring that every strategic initiative supports the core goal of simplifying complex data workflows for enterprise clients worldwide.

    Matthew Simontacchi - President, Field Operations

    Matthew Simontacchi, the President, Field Operations at Astronomer, directs all customer-facing initiatives, including sales, professional services, and client success. By overseeing the expansion of market reach, the President, Field Operations ensures that the company effectively serves a diverse clientele across finance, retail, and manufacturing. Simontacchi manages the teams responsible for onboarding new users and maintaining long-term relationships with enterprise partners. This leadership role involves aligning field activities with the company's broader growth objectives and revenue targets. Matthew Simontacchi drives the execution of go-to-market strategies, ensuring that the value proposition of the Astro platform is clearly communicated to potential clients. The President, Field Operations maintains a focus on operational efficiency within the sales and support organizations, facilitating rapid adoption of data orchestration tools. Through strategic management of field resources, Simontacchi secures the company's position as a leader in the data infrastructure industry.
    Matthew Simontacchi

    Julian LaNeve - Chief Technology Officer

    Julian LaNeve, the Chief Technology Officer at Astronomer, architects the technical roadmap for the Astro platform, focusing on the integration and scalability of Apache Airflow. Overseeing the engineering teams, the Chief Technology Officer ensures that the software infrastructure meets the rigorous demands of modern data pipelines. LaNeve drives innovation in cloud-native solutions, enabling clients to monitor and manage data workflows with increased efficiency. This role requires constant interaction with product managers to translate complex technical requirements into user-friendly features. By optimizing the underlying architecture, Julian LaNeve directly impacts the reliability of data delivery for global enterprises. The Chief Technology Officer maintains a focus on emerging technologies, ensuring the platform remains at the forefront of the data infrastructure industry. Through technical leadership, LaNeve secures the stability and performance of the entire software ecosystem, supporting the company's commitment to operational excellence.

    Milton Li - Senior Software Engineer & Chief Technology Officer, Office of

    Milton Li, the Senior Software Engineer & Chief Technology Officer, Office of at Astronomer, manages specialized technical initiatives and cross-functional engineering projects. By focusing on the internal development of core platform components, the Senior Software Engineer & Chief Technology Officer, Office of ensures that the software architecture remains robust and scalable. Li coordinates with the broader engineering department to implement advanced features that enhance data pipeline performance. This leadership position involves deep technical analysis and the resolution of complex infrastructure challenges. Milton Li drives the development of proprietary tools that support the company's managed services, directly contributing to the reliability of client data workflows. The Senior Software Engineer & Chief Technology Officer, Office of maintains a focus on code quality and system efficiency, ensuring that the platform delivers consistent value to users across various sectors. Through technical precision, Li supports the company's overarching mission of simplifying data orchestration.

    Greg Neiheisel - Co-Founder & Chief Technology Officer

    Greg Neiheisel, the Co-Founder & Chief Technology Officer at Astronomer, leads the foundational research and development efforts for the company's data orchestration technology. By focusing on the long-term evolution of the Astro platform, the Co-Founder & Chief Technology Officer ensures that the software remains compatible with evolving industry standards. Neiheisel oversees the design of core system frameworks, enabling seamless integration for organizations managing large-scale data pipelines. This role involves mentoring engineering talent and fostering a culture of technical innovation. Greg Neiheisel drives the strategic implementation of new features that enhance data reliability and operational agility. The Co-Founder & Chief Technology Officer maintains a focus on the intersection of user needs and technical feasibility, ensuring that the platform addresses the most pressing challenges in the data infrastructure market. Through consistent technical oversight, Neiheisel supports the company's growth and market impact.
    Greg Neiheisel

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    Frequently Asked Questions Regarding Astronomer Top Executives and Leadership Team

    Who leads Astronomer?
    Astronomer is led by Pete DeJoy (Chief Executive Officer & Co-Founder), along with executives such as Matthew Simontacchi (President, Field Operations) and Julian LaNeve (Chief Technology Officer).
    Who is part of Astronomer’s executive team?
    The executive team of Astronomer includes leaders such as Pete DeJoy (Chief Executive Officer & Co-Founder), Matthew Simontacchi (President, Field Operations), Julian LaNeve (Chief Technology Officer) and other senior executives.
    How many executives does Astronomer have?
    Astronomer has 5 executives leading key business areas.
    What roles are included in Astronomer’s leadership team?
    The leadership team of Astronomer includes roles such as Chief Executive Officer & Co-Founder, President, Field Operations, Chief Technology Officer, Senior Software Engineer & Chief Technology Officer, Office of, Co-Founder & Chief Technology Officer.