Brigadier General Dariusz Mendrala is Director of the NATO Security Investment Programme Management Office Poland (NSIP MO). He assumed the position January 5, 2021. He simultaneously performs a function of the Special Representative of the Minister of National Defense for the investments stemming from the Polish-American Enhanced Defense Cooperation Agreement (EDCA).

The NSIP MO is a separate specialized organizational unit subordinated directly to the Minister of National Defense, established after the Polish induction to NATO in order to implement infrastructural projects stemming from NATO-approved Defense Capability Packages. The office provides all management services of the NSIP projects in the field of planning, execution, and reporting required by the NATO Infrastructure Committee. Its portfolio encompasses a great variety of projects, such as ports, radars, bulk fuel storage facilities, airfields, engineering projects, pipelines, staging areas, barracks, and C2 facilities, widely spread on the territory of Poland.

Over the course of his military career Brigadier General Mendrala has held a plethora of positions associated with planning, programming and budgeting as well as finance and logistics and has a proven track record in defense resource management. Brigadier General Mendrala was promoted to the first officer rank in 1997 after successful completion (magna cum laude) of a 4-year specialized educational program and military training at the Military College of Logistics. After that he began his professional military career as a Senior Logistician in the Central Clinical Military Hospital in Warsaw, where he served until 2001. Then he served in a wide range of assignments within various organizational elements of the General Staff of the Polish Armed Forces (J5, J8 Directorates), MOD Budget Department and the Resource Section of the Polish Delegation to NATO (Brussels, Belgium). After his return to Poland in 2016 he was assigned to the Strategic Defense Review Team as a Chief Coordinator for Defense Planning Matters. This was followed by the appointment to the position of the Deputy Director of the MOD Budget Department, which he held until the end of 2020 with a one-year educational break (granted for a period of studies at the National Defense University in Washington, USA).

Brigadier General Mendrala received his Bachelor's Degree in Economics from Military College of Logistics in 1997, his Master's Degree from the University of Economics in Poznań in 1998, and a Master’s of Science in National Resource Strategy from the Eisenhower School - National Defense University in 2018 (Washington DC, USA). He graduated from the latter with honors and received the Ambassadors’ Award for Outstanding International Fellow. He is also a graduate of Postgraduate Studies in Defense Resources Management at the National Defense University (Warsaw, Poland) and Postgraduate Studies in European Regional Development run by the University of Warsaw (Poland). In 2011 he also completed the International Defense Management Course organized by the Naval Postgraduate School (Monterey, CA, USA), NATO Senior Officer Policy Course run by the NATO School Oberammergau (Germany) in 2021 and Senior Strategic Leadership Programme in Defence Academy of the UK (Shrivenham, UK) as well as Senior Leaders’ Course in Baltic Defence College (Tallinn, Estonia) in 2023.