Marc is accountable for enterprise delivery outcomes across the company’s global client base. Having joined Syrenis in 2019 during the company’s formative stage, Marc has been a key leader in its evolution into a world‑class privacy technology platform supporting complex, large‑scale enterprise deployments.
Marc leads the implementation function and oversees the successful execution of high‑value, mission‑critical engagements for global organizations. He acts as the senior escalation point for delivery assurance, live‑service risk, and executive‑level client confidence, ensuring outcomes remain predictable, resilient, and aligned with enterprise expectations. He works in close partnership with product, engineering, infrastructure, and commercial leadership to maintain strict alignment between delivery execution, platform capability, and operational stability.
Beyond delivery leadership, Marc has played a central role in shaping Syrenis’ operational maturity. As one of the company’s early senior leaders, he has influenced delivery governance, service operating models, and organizational structure to support enterprise‑grade scale. He has been closely involved in the establishment and growth of core functions including service, product, and engineering, and has contributed directly to building senior leadership capability as the business expanded internationally. He is a trusted senior partner to many of Syrenis’ largest and most demanding customers, valued for his ability to translate complex technical landscapes into clear, confident business decisions while maintaining credibility at executive and board level.
Prior to Syrenis, Marc spent nearly a decade at BAE Systems, holding senior delivery and engineering leadership roles across national infrastructure, transport, and security programs. During this time, he led large, multidisciplinary teams and delivered multi‑million‑pound software initiatives within highly regulated, mission‑critical environments, gaining extensive experience across the full application and service lifecycle.
Marc completed his degree in Computer Science and is PRINCE2 and ITIL certified. He brings a rare combination of technical depth, delivery discipline, and people leadership, and is known for building resilient delivery organizations, protecting client outcomes in complex operating environments, and providing trusted leadership as organizations scale.
Marc Le Maistre
Head of Client Delivery
Creating exceptional outcomes at every stage and ensuring seamless delivery across product, engineering and operations.
