Enduring Legacy
Beyond All Measure | Since 1681
Leadership
Since 2016, the Wirthwein family has guided Metrica with long-term intent and clear accountability. Their leadership is defined by consistency, considered decision-making, and a commitment to the people, partners, and standards that shape every Metrica project, supporting the company’s work across international markets.
Under the family’s leadership, Metrica has grown while remaining anchored in its values. Knowledge is retained, teams are developed, and the culture of craft established in the company’s early origins is carried forward. The Wirthwein family provides stability, direction, and continuity, maintaining a long-term view that supports both future generations of makers and the clients who place their trust in Metrica.
Kai Dittmar
CEO
Kai Dittmar
CEO
Kai Dittmar has led Metrica for nearly two decades, shaping its evolution into a globally respected specialist in yacht-grade interior fit-out for superyachts and ultra-luxury residences. Under his leadership, Metrica is recognised for its uncompromising standards, technical depth, and consistent delivery of complex interior projects.
With a background in automation technology and experience across aviation, automotive, and advanced manufacturing, Kai brings a systems-led approach grounded in respect for traditional craft. His leadership emphasises clarity of process, accountability, and client focus, positioning Metrica as a long-term partner for the world’s most demanding interior projects, delivering performance beyond all measure.
Mark Mantione
CEO North America
Mark Mantione
CEO North America
Mark Mantione leads Metrica’s North American operations, responsible for strategic growth and execution across the region. He ensures Metrica’s heritage of precision, craftsmanship, and project discipline is consistently realised within the North American market.
With a career spanning business development and complex project delivery, Mark brings deep expertise in high-end residential and superyacht interiors. Consultative and performance-driven, he combines strategic insight with hands-on oversight, strengthening collaboration with architects, designers, contractors, and owners, and reinforcing Metrica’s reputation as a trusted partner across North America.
The Board
The Board
Metrica is supported by a six-member board that brings depth of experience, independent perspective, and long-term oversight to the company’s direction. The board includes family representation alongside independent voices, ensuring continuity of values while benefiting from balanced, objective guidance.
Working in close alignment with executive leadership, the board provides strategic direction, governance, and oversight across the business. Its role is to strengthen accountability, support sustainable growth, and protect the standards and culture that define Metrica, ensuring the company remains resilient, focused, and aligned with its purpose.