Leadership


Lucian Niemeyer
Assistant Secretary of Defense for
Energy, Installations and Environment


photo of Lucian Niemeyer

Mr. Lucian Niemeyer was appointed by the President as the Assistant Secretary of Defense for Energy, Installations, and Environment on August 2, 2017. In this position, he provides budgetary, policy and management oversight of the Department of Defense’s real property portfolio which encompasses 28 million acres, over 500 installations with over 500,000 buildings and structures valued at a trillion dollars. Within this portfolio, he is responsible for enhancing the Department’s planning, programs, and military capabilities to provide mission assurance through military construction, facilities investment, environmental restoration and compliance, installation and operational energy resilience, occupational safety, and defense community assistance programs. Mr Niemeyer is also responsible for the policy development and execution of initiatives concerning utilization, consolidation, and optimization of domestic and overseas installations.

Prior to his appointment, Mr. Niemeyer worked in the private sector as the founder of The Niemeyer Group, LLC. He also served from 2003 to 2014 on the professional staff of the United States Senate Committee on Armed Services where he was responsible for a wide portfolio of national security programs, including military installations and ranges, world-wide basing, energy programs, facility privatization initiatives, military budgets, unit readiness, industrial base, and environmental issues. He also provided oversight for military logistics and sustainment programs as well as Air Force and Navy acquisition programs.

Mr. Niemeyer is an Air Force veteran, retiring in 2008 at the rank of Lieutenant Colonel with 15 years of active and 5 years of Air National Guard service working within the installation engineering and military plans community.

Mr. Niemeyer holds a Bachelor of Architecture, from the University of Notre Dame, a Master of Business Administration from The George Washington University, and a Master of National Security and Strategic Studies from the Naval War College.

Current as of August, 2017.



Addison "Tad" Davis
Principal Deputy Assistant Secretary of Defense for
Energy, Installations and Environment


photo of Addison "Tad" Davis

Mr. Tad Davis was appointed by the Secretary of Defense as the Principal Deputy Assistant Secretary of Defense for Energy, Installations and the Environment on September 5, 2017. In this position he
supports the Assistant Secretary in providing budgetary, policy, and management oversight of the Department of Defense’s real property portfolio which encompasses 28 million acres, over 500
installations with over 500,000 buildings and structures valued at a trillion dollars while enhancing the Department’s planning, programs, and military capabilities to provide mission assurance through military construction, facilities investment, environmental restoration and compliance, installation and operational energy resilience,
occupational safety, and defense community assistance programs.

Mr. Davis has extensive senior executive experience with the Federal Government. From 2004 to 2005 he served as the Assistant Deputy Director (Demand Reduction) at the White House Office of National Drug Control Policy where he served as the Drug Czar’s principal advisor on drug awareness, intervention and treatment programs, student drug testing, and the drug court program. From 2005 to 2010 he served as the Deputy Assistant Secretary of the Army for Environment, Safety & Occupational Health where he led a $1.7 billion program in support of the Army’s global mission. Additionally, he served as the Department of Defense Executive Agent for the Formerly Used Defense Site (FUDS) Cleanup Program, the National Defense Center for Energy and Environment, the OSHA Voluntary Protection Program, and the Unexploded Ordnance Center of Excellence. He co-chaired the Army Safety Council, served as the Army’s Federal Preservation Officer and led the Army’s sustainability initiative. From 2010 until 2013 he served as the Chief Executive Officer /Director of Services and Infrastructure for the U.S. Army Reserve where he provided executive leadership for military construction, facilities investment, contracting, installation energy, civilian personnel management, and family programs for over 200,000 Army Reserve Soldiers and 12,000 civilians serving at over 1,200 facilities worldwide.

Prior to his appointment, Mr. Davis served from 2015 to 2017 as the city manager for Spring Lake, NC and in the private sector from 2013 to 2015 as the Managing Director for Corvias Solutions, an emerging business line of the Corvias Group that focused on the development of public private partnerships (P3s) to address municipality stormwater management challenges in the Chesapeake Bay Watershed.

Mr. Davis served over 26 years on active duty with the U.S Army, to include duty as the Garrison Commander of Fort Bragg,, NC where he led the Army’s initial Compatible Use Buffer Program, established the Army’s largest privatized housing partnership, privatized the installation’s electrical distribution system, and led the Army’s first installation-wide sustainability program.

Mr. Davis received a Bachelor of Science degree in Engineering from the U.S. Military Academy at West Point and a Master’s degree in Public Administration from Harvard University. He was a National Security Fellow at the Hoover Institution, Stanford University and served as an Assistant Professor at the George C. Marshall European Center for Security Studies. From 2005 to 2013 he served on the Conference Board’s Environment, Health, and Safety Council.

Current as of September, 2017.



Pete Potochney
Deputy Assistant Secretary of Defense, Real Property & Brac
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Pete Potochney

Peter Potochney began his Department of Defense civilian employment in 1984 as the Deputy Director of the Installations Assistance Office-East, Marietta, GA, responsible for installation management issues. In 1986, he transferred to the Pentagon and worked in both the installation and acquisition management areas. In 1989, he was selected to join the newly formed Base Closure and Utilization Directorate where he first served as an Assistant Director, principally responsible for Navy and Marine Corps issues associated with the selection and implementation of closures and realignments. Mr. Potochney became the Director of the Base Closure office, transitioning the 1995 selection process to its implementation phase.

In January 1996, Mr. Potochney became the Director of Housing, working to revitalize the Department’s housing through direct investment and privatization.

In 2002, upon authorization of the BRAC 2005 round, Mr. Potochney became the Director, Base Realignment and Closure, responsible for policy development and oversight of the analysis supporting that effort. In November 2008, Mr. Potochney was named Director of the newly-formed Basing Directorate responsible for policy and initiatives related to DoD’s management of its installations, worldwide.

In 2016, Mr. Potochney was selected as the Principal Deputy Assistant Secretary of Defense (Energy, Installations and Environment). From December 2015 through August 2017 he performed the duties of and was designated as the Acting Assistant Secretary of Defense (Energy, Installations and Environment).

Mr. Potochney received a Bachelor of Arts degree in Biology from Montclair State College, Upper Montclair, NJ, in 1975 and a Master of Science degree in Systems Management from the University of Southern California in 1983.

Mr. Potochney served on active duty in the US Navy, receiving his commission from Officer Candidate School in 1976. His active duty service included afloat tours as the Supply Officer of two destroyers. Additionally, he served as the Assistant Director of Contracts, Defense Contract Management Area, Hartford, CT, and as a Logistics Plans Officer on the staff of the US Commander-in-Chief, Pacific, Honolulu, HI.

Current as of August, 2017.



Maureen Sullivan
Deputy Assistant Secretary of Defense, Environment, Safety & Occupational Health
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Maureen Sullivan

Ms. Sullivan is the Deputy Assistant Secretary of Defense for Environment, Safety & Occupational Health in the Office of the Assistant Secretary of Defense (Energy, Installations & Environment). She is responsible for DoD’s policies and programs related to compliance with environmental laws; accounting for greenhouse gases; management of natural and cultural resources; cleanup of contaminated sites; safety & occupational health; fire and emergency services; green/sustainable buildings; installation emergency management; international environmental compliance and cleanup efforts; climate change adaptation planning; strategic sustainability planning; planning to address emerging contaminants; and international defense environmental cooperation. Ms. Sullivan is also responsible for the DoD Native American program. She oversees the Armed Forces Pest Management Board, the Department of Defense Explosives Safety Board, the Environmental Security Technology Certification Program (ESTCP), and the Strategic Environmental Research and Development Program (SERDP). Ms. Sullivan is the Department of Defense Federal Preservation Officer and represents the Secretary of Defense on the President’s Advisory Council on Historic Preservation. Ms. Sullivan is a member of the General Services Administration’s Green Building Advisory Committee. She also represents the Department of Defense on the White House Climate and Natural Resources Working Group and the White House Pollinator Task Force.

For the past 25 years, Ms. Sullivan has served in various leadership positions as a member of the Office of the Secretary of Defense environmental staff, and possesses wide ranging experience in numerous DoD environmental programs to include Pollution Prevention, Environmental Compliance, Historic Preservation, and the Clean Air Act.

From 2013 thru 2014, Ms. Sullivan served as the DoD member of the Federal Interagency Floodplain Management Task Force. From 2009 to 2012, Ms. Sullivan served as the Department of Defense member of the White House Interagency Climate Change Adaptation Task Force. She served as the DoD representative to the Office of Management and Budget Interagency Panel which negotiated the final Ozone and Particulate Matter National Ambient Air Quality Standards in 1997. She also served as the DoD Liaison to the President Clinton’s Council on Sustainable Development.

Ms. Sullivan was a member of the team that authored Executive Order 13148, “Greening the Government Through Leadership in Environmental Management,” which President Clinton signed on April 22, 2000. She also helped draft Executive Order 12856, "Federal Compliance with Right-to-Know Laws and Pollution Prevention Requirements." After President Clinton signed Executive Order 12856, she was detailed to the Office of the Administrator, Environmental Protection Agency, to guide initial implementation.

Her total DoD career spans 35 years. Prior to joining the Office of the Secretary of Defense, she held positions with the Defense Logistics Agency in Virginia, Michigan, Ohio and Germany where she worked in hazardous waste management, international environmental activities and pollution prevention. Ms. Sullivan has been a member of the Senior Executive Service since 2008.

Ms. Sullivan holds a Bachelor of Science in Natural Resource Economics from the University of Massachusetts at Amherst.


Michael McAndrew
Deputy Assistant Secretary of Defense, Facilities Investment and Management
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Mike McAndrew

Mr. Michael McAndrew is the Deputy Assistant Secretary of Defense for Facilities Investment and Management, within the Office of the Assistant Secretary of Defense (Energy, Installations and Environment). He is responsible for the development and authorization of military-construction and facilities-related legislative proposals and policies to manage worldwide defense installations; to acquire, manage, and dispose of DoD’s real property; and to acquire, construct, maintain, modernize, and dispose of defense facilities. His office prepares the Department’s annual military construction bill; analyzes requirements and funding for facility investments, including unaccompanied and family housing programs, real property maintenance, and facility operations; manages the Planning, Programming and Budgeting Execution (PPBE) system for military construction, real property maintenance, and base operations; oversees host-nation programs for facilities; and develops procedures to measure the impact of defense facilities on military readiness.

Prior to assuming his current duties, Mr. McAndrew served as the Deputy Director, Base Realignment and Closure Directorate, responsible for policy development and oversight of analysis supporting the 2005 Base Realignment and Closure (BRAC) round. He also previously served within the Office of the Secretary of Defense as the Deputy Director for Housing and Energy and the Assistant Director of Housing, responsible for DoD-wide policy development and issues related to the operation and ownership of government and private-sector housing for military use; and as the Assistant Director for Base Closure and Utilization, responsible for developing policy and procedures for the Department’s 1993 and 1995 BRAC rounds. Mr. McAndrew began his Department of Defense civilian employment in 1991 as a Presidential Management Intern within the Office of the Secretary of Defense.

Mr. McAndrew received a Bachelor’s degree in business management from Virginia Polytechnic Institute and State University in 1984 and a Master of Science degree in contract and acquisition management from Florida Institute of Technology in 1991. He completed the Federal Executive Institute Leadership for a Democratic Society program in 1999, and the National Security Study’s National Security Leadership Course at Maxwell School of Syracuse University in 2001.

Mr. McAndrew resides in Springfield, Virginia, with his wife, son, and daughter.


Lisa A. Jung
Deputy Assistant Secretary of Defense, Installation Energy
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Lisa Jung

Ms. Lisa A. Jung, a member of the Senior Executive Service, is the Deputy Assistant Secretary of Defense for Installation Energy (IE) within the Office of the Assistant Secretary of Defense for Energy, Installations and Environment (OASD(EI&E)). She is responsible for policy and oversight of the Department’s installation/facility energy programs with a primary focus on improving energy performance of DoD installations to reduce costs, improve energy security and achieve mandated Administration and Department goals.

Ms. Jung has served in numerous positions at the Office of the Secretary of Defense (OSD) and the Department of the Navy. She began her career as an engineering trainee at the Philadelphia Naval Shipyard before joining the Naval Ship Systems Engineering Station (NAVSSES) in Philadelphia, Pennsylvania as a mechanical engineer upon graduating from college. At NAVSSES she worked as a ship systems engineer, troubleshooting and devising technical solutions for gas turbine engines. After completing an Office of Personnel Management executive development program in March 1994, Ms. Jung was selected for a position in OSD as the Special Assistant to the Director for the Defense Performance Review (DPR). The DPR was charged with formulating recommendations to improve DoD operations as part of Vice President Gore’s reinventing government initiative. Upon completion of the DPR in September 1995, Ms. Jung took a Program Manager position in the Installations Requirements and Management Directorate within the ODUSD(Industrial Affairs and Installations).

In August 1996, Ms. Jung was recruited for a special assignment as the Executive Officer for the White House Commission on Aviation Safety and Security. Chaired by Vice President Al Gore, the Commission was chartered to conduct an intensive inquiry into civil aviation safety, security and air traffic control modernization. Ms. Jung was selected to be the Deputy Director, Competitive Sourcing and Privatization within the ODUSD(Installations) in December 1998, where she was responsible for policy and oversight of the Department’s housing privatization and competitive sourcing programs. After her husband, an active duty Air Force officer was reassigned to the Philadelphia area in August 1999, Ms. Jung took the position of Deputy Director, Technology Outreach at the Carderock Division, Naval Surface Warfare Center, Philadelphia Site where she was responsible for developing strategic alliances and partnerships with industry, other government and academia. Upon her husband’s retirement from active duty, Ms. Jung and her family moved back to the DC area in January 2004 where she returned to OSD and served as Deputy Director, Housing and Competitive Sourcing within ODUSD(I&E). She assumed the duties of Deputy Director, Facilities Energy and Privatization in January 2010. Ms. Jung was selected for her current position in August 2014.

Ms. Jung holds a Bachelor of Science degree in Mechanical Engineering from Drexel University and Master degrees in Mechanical Engineering and Business Administration from Widener University.


Ronald Tickle
Executive Director, DoD Siting Clearinghouse
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Ronald Tickle

Ronald Tickle is a member of the Senior Executive Service and currently serves as the Executive Director of the DoD Siting Clearinghouse in the Office of the Assistant Secretary of Defense for Energy, Installations and Environment, Office of the Under Secretary of Defense, Acquisition, Technology, and Logistics (OUSD (AT&L)), U.S. Department of Defense. In this role, he oversees the Mission Compatibility Evaluation Process for the Department, establishes and implements policy and prioritizes research and development tools for the Clearinghouse, while also identifying opportunities for outreach with the energy industry, and state and local governments.

Prior to OUSD (AT&L), from August 2014 to January 2016, Mr. Tickle served as the Director, Operations, Readiness and Sustainment in the Office of the Assistant Secretary of the Navy (Energy, Installations and Environment). His responsibilities included coordination with the U.S. Navy, Marine Corps and other agencies on a wide range of encroachment, readiness, and sustainability matters, including identifying and addressing potential impacts from wind farms, transmission lines, and other energy and non-energy projects.

Prior to his position on the ASN EI&E staff, Mr. Tickle served for over 20 years in numerous capacities on the Chief of Naval Operations (OPNAV) staff. From 2011 to 2014, he was Branch Head for Readiness Sustainment and Compatibility. In this capacity he was responsible for ensuring the Navy’s ability to continue to train and test in the face of increasing external pressures. His responsibilities included coordination with the DoD Siting Clearinghouse, implementation of the National Ocean Council Coastal and Marine Spatial Planning process, and assessing wind turbine development and its impacts on low-level training as well as electromagnetic interference with radar and navigation aids.

Additionally while on the OPNAV staff, Mr. Tickle served for 10 years as Branch Head for the Operational Environmental Readiness and Planning Branch, which was responsible for environmental planning, marine mammal compliance, and natural resources preservation. In this position he initiated the Navy’s Tactical Theater and Planning Program (TAP) that resulted in the first comprehensive fleet training environmental planning effort, and the first-ever Marine Mammal Protection Act authorizations for Navy training and testing activities. Prior to that position, Mr. Tickle served as the Head of the Shore Compliance Branch, where he was responsible for environmental compliance worldwide at Navy facilities. Mr. Tickle began his career at the Naval Energy and Environmental Support Activity, Port Hueneme, CA, where he worked in the installation restoration program.

Mr. Tickle earned a Master’s Degree of Science in Engineering and a Bachelor’s Degree in Biology from West Virginia University. He is a registered Professional Engineer in the State of California.

Mr. Tickle has earned numerous Special Act Awards and recognition for his actions. Most notably, he was awarded the Navy Meritorious Civilian Service Medal by the Deputy Chief of Naval Operations (Logistics) and was presented the Navy Superior Civilian Service Medal by the Deputy Chief of Naval Operations (Fleet Readiness and Logistics).


Allison Sands
Deputy Assistant Secretary of Defense, Basing
Office of the Assistant Secretary of Defense
Energy, Installations and Environment


photo of Allison Sands

As the Deputy Assistant Secretary of Defense for Basing, Ms. Sands is responsible for U.S. and overseas basing issues, joint basing program oversight, Base Realignment and Closure activities, contingency basing oversight, and real estate policy.

Ms. Sands began her civilian career in 1997 with the U.S. Army’s Morale, Welfare, and Recreation command. During her tenure she served as Chief of Plans and Policy for the Army Lodging program where she developed and institutionalized a performance measurement program and a hospitality management education program in partnership with The Pennsylvania State University. Ms. Sands was selected in 2004 as the first Director for the Army’s lodging privatization program under the Deputy Assistant Secretary for Privatization and Partnerships. She later became Deputy for the Office of the Deputy Assistant Secretary of the Army, Energy and Partnerships, where she was responsible for oversight of privatization and partnership programs and was the organization’s certified Lean Six Sigma practitioner.

Following her tenure with the Army, Ms. Sands transitioned to the Office of the Secretary of Defense’s Basing Directorate where she served as an Assistant Director. Ms. Sands had primary responsibility for installation issues associated with global defense posture management and served as the organization’s primary representative on the Department’s Global Posture Executive Council. She also assumed responsibility for managing the Contingency Basing Executive Council, developing policy and management guidance for DoD’s temporary overseas posture.

Ms. Sands spent twelve years on active duty as an Air Defense officer after being commissioned in 1985 as a Distinguished Military Graduate through the Reserve Officer Training Corps. She is a graduate of Airborne School, the Officer Basic and Advanced Courses, and the Combined Arms Services Staff School. During her active duty career Ms. Sands commanded two Air Defense Artillery Batteries in addition to positions as Platoon Leader, Battery Executive Officer, Battalion Adjutant, Office Basic Course Instructor, Brigade Adjutant, and Secretary of the General Staff for the Army’s Morale, Welfare, and Recreation Command.

Ms. Sands is a 1985 graduate of Santa Clara University in California with a Bachelor’s Degree in Political Science. She resides in Alexandria, Virginia.
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