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Giovanni K. Tuck


Giovanni Tuck, a retired Air Force Lieutenant General, served as the former Director of Logistics (J4), The Joint Staff, a former member of the Army Senior Executive Service as the Deputy Director, Supply, Production and Distribution, Federal COVID -19 Response, and the Vice President for Global Military and Government Sales, CAE Healthcare, Inc. At CAE Healthcare, Inc. Lt Gen Tuck led the organization's national and international military and government sales efforts to deliver worldwide safety and training environments from CAE’s vast array of innovative modeling, simulation and education product and services. As Acting Chief Operating Officer (January-March 2022), he oversaw all manufacturing and logistics operations to include engineering, supply chain management, production and distribution, and information technology. 

Lt Gen Tuck is a 33-year U.S. Air Force veteran and has a record of exceptional results in demanding, high-pressure environments. He is uniquely skilled in directing global operations, developing strategic plans, improving organizational cultures, and implementing vision, in order to lead the Joint Force to innovative outcomes. He possesses extensive experience in developing logistics, transportation, distribution and supply chain strategies as well as executing strategic planning for major defense programs in partnership with our Allies. He has a proven ability to cultivate high-performing teams and foster collaboration among stakeholders to achieve strategic objectives.


Barett Byrd


Barett Byrd brings over four decades of combined military and business leadership to RG.  As a United States Marine, he served in both the enlisted and officer ranks achieving the rank of Colonel. Subsequently, he has held executive positions in Business Development, Operations, Consulting, and Ownership in professional services, electronics and hardware manufacturing, and MRO operations in support of U.S. Department of Defense and commercial clients worldwide.


Mr. Byrd has a Master of Arts in Public Policy and Management from The Ohio State University where he concurrently served as a Visiting Scholar/Fellow at the Mershon Center for International Security and Public Policy and a Certificate in Supply Chain Management from Pennsylvania State University. He holds a B.S.A. in Economics from the University of Arkansas. He is actively involved in raising awareness of child abuse and neglect, as well as leadership in numerous outdoor and wildlife conservation organizations.

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Alexandra Codispoti


Alexandra Codispoti brings more than 16 years of experience in Accounting and Finance in both the private and public sectors for federal and commercial companies.

Ms. Codispoti has held various management positions overseeing project and financial accounting; pricing; financial planning and analysis; government compliance; and strategic operations.  In addition, she has led numerous business integrations while improving business processes, compliance initiatives and cost reductions.


Ms. Codispoti has a Master of Business Administration with a specialization in Accounting from Oklahoma City University. She is actively involved in the community and with Tulsa Alumni Association. 

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Tony Garbarino

Human Resources Director

Tony Garbarino brings nearly 20 years of Human Capital experience to his role as Director of Human Resources, with the vast majority of his career operating as an HR professional in the Defense and Civilian consulting space. 

In his 15 years with RG, Garbarino has led several critical areas of the business to include talent acquisition, talent development and employee workforce engagement. As well as overseeing RG’s Human Resources Department operations and administration, he focused his time designing talent management programs & initiatives that better align RG’s human capital with the overarching business growth strategy. 

Garbarino continues to bring best practices and innovation to help cultivate a culture of learning, development and employee engagement, while also championing RG’s Corporate Social Responsibility (CSR) efforts.  

In addition to his time with RG, Garbarino had previously supported Raytheon’s services company as a Talent Management Manager, where he implemented various strategic programs and initiatives to ensure stronger workforce development and management. Garbarino has a Bachelor’s degree from Towson University.

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Jeff Martin

Aerospace Director

Jeff Martin brings over 27 years of aviation logistics knowledge and expertise in defense industrial production spanning to RG. Jeff has earned a reputation for influencing change and deploying innovative solutions across large, complex production and maintenance operations.

He achieved the rank of Colonel and held numerous positions throughout the U.S. Air Force culminating as the Oklahoma City Air Logistics Complex Vice Commander. Martin served over 13 years within the Air Force Materiel Command where he honed his manufacturing, repair, and overhaul acumen. He was also the Headquarters Air Force Logistics Panel Chair overseeing logistics planning, programming, budgeting, and execution (PPBE). 

Joint assignments include the Army Command and General Staff College and Joint Forces Command where he integrated joint logistics into joint doctrine. Command tours include the 402d Aircraft Maintenance Group and the 654th Combat Logistics Support Squadron.

As a lifetime Logistics Officer Association (LOA) member, Martin is a past LOA national executive committee member, chapter advisor, and chapter president. He received the LOA Gen Babbitt National Distinguished Service Award for his work on the executive board as the national membership chair.

Martin has an M.A.S. in Aviation/Aerospace Management from Embry-Riddle Aeronautical University as well as an M.S. in Strategic Studies from Air University. He’s also attended the Depot & Arsenal Executive Leadership Program from University of North Carolina at Chapel Hill and the Lean Six Sigma Executive Course from North Carolina State University. Martin holds a B.S. in Mathematics from Oklahoma State University.

Brian Levine

Director of Business Development, Capture & Proposals

As Director of Business Development, Capture and Proposals. He is responsible for executing Robbins-Gioia’s strategic vision for growth in existing and new markets. 

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