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On May 11, 2026, the Department of the Navy announced the establishment of the Portfolio Acquisition Executive for Mission Systems (PAE Mission Systems), a new warfighting organization designed to accelerate the development and delivery of critical capabilities to the fleet.
PAE Mission Systems combines expertise to deliver enhanced combat power at wartime speed, ensuring the U.S. Navy and Marine Corps can maintain a decisive advantage.
PEO MLB is now part of the PAE Mission Systems, the critical mission integrator for kill chain closure, value chain optimization, .capability interoperability, and maximum warfighting efficiency.
Please visit the PAE Mission Systems website and follow us on the PAE Mission Systems LinkedIn account
PEO MLB oversees a portfolio of IT programs designed to enable common business processes to Marines in the field and their support systems. PEO MLB ensures that these programs maximize value to warfighters by balancing costs with the capability delivered to the end user.
PEO MLB’s portfolio includes:
PEO MLB was established in May 2020 following the disestablishment of the Program Executive Office for Enterprise Information Systems (PEO EIS) to realize the vision of digital transformation and to optimize program alignment across the Navy and Marine Corps capability portfolios. The PEO EIS program offices relating to manpower, logistics and business solutions were transitioned to PEO MLB. The program offices relating to networks, enterprise services and digital infrastructure were transitioned to PEO Digital and Enterprise Services.