Corvus accesses the most experienced and talented people in our specialty areas, and offers them to our clients at highly competitive rates. We also keep a large reach-back staff of senior consultants and SMEs, used to working at the very highest levels of DoD and Academia. Some of our team is below:

The Honorable Joseph J. (Jake) Simmons, VI

The Honorable Joseph J. (Jake) Simmons, VI is a senior advisor to the Corvus Group. Prior to his retirement on April 15, 2013, Mr. Simmons was a Senior Associate at Booz Allen Hamilton, Inc. At Booz Allen, he was a member of the Information Assurance/Cyber Security Operations business sector. Before joining Booz Allen, Mr. Simmons served as Deputy Assistant to the President of the United States and Director, White House Military Office from December 1, 1998 to January 20, 2001. Prior to his Presidential Appointment, Mr. Simmons served as Commander, White House Communications Agency (WHCA), from October 1994 to November 1998, responsible for providing global telecommunications support and for operating and maintaining a responsive information systems infrastructure for the President, Vice President, the National Security Council and the United States Secret Service. Retiring at the rank of Colonel, Mr. Simmons’ distinguished Army career as a strategic and tactical communicator included numerous command and staff assignments, including Commander, 2nd Signal Brigade prior to WHCA Command.


LtCol (Ret) Troy "Bucket" Orwan, USAF

VP, EMS Programs
LtCol (Ret) Troy “Bucket” Orwan has 24 years of service in the U.S. Air Force, with over 2,500 hours in the EF-111A and F-15E aircraft, leading combat ops in Bosnia-Herzegovina, Iraq and Afghanistan. He has served as an instructor weapons system officer, standardization and evaluations flight examiner, mission commander, electronic warfare officer, Weapons School instructor, and division and corps air liaison officer. His decorations include the Bronze Star and Air Medal (4 Awards).

Dr Patrick Ford

Dr. Pat "Chunx" Ford is a renowned expert in intelligence and electronic warfare (EW) and provides on-call science, engineering, tactics and training support to the Corvus Group. Pat has nearly 40 years of experience in EW, including systems engineering, research, development, and ground/in-flight testing of several leading edge EW systems, as well as extensive tactical experience supporting surface, subsurface, manned and unmanned airborne platforms. Currently a science advisor focusing on open source research and analysis with the U.S. Navy, he is also a Commercial UAS Remote Pilot, directing an unmanned systems undergraduate program for precision agriculture and first responders in his home state of Washington. He is the former Dean of Science and Technology at American Military University, where he also served as the Program Director of Space Studies.  Pat received his PhD in Applied Management and Decision Sciences from Walden University, with a Specialization in Naval Warfare Operations Analysis, where his research focused on the first ever use of a commercial off-the-shelf radar on a Group 3 or smaller UAS. He received his Master of Science degree in Space Studies from the University of North Dakota. His research there focused on microgravity countermeasures. His current space studies research includes the exploration of Mars. A retired U.S. Naval Reserve cryptologic officer, he is one of the few individuals to graduate from both the National Intelligence University Post Graduate Intelligence Program and the Middle Enlisted Cryptologic Career Advancement Program. Pat is the author/editor of ‘Introduction to Intelligence - A Synthesis of Public Domain Sources’, and ‘Key Radar Concepts for Electronic Warfare’, as well as the author of numerous classified and unclassified technical/white papers.

LtGen (Ret) John Castellaw, USMC

In addition to consulting for The Corvus Group, LtGen (Ret) John Castellaw is the managing member of CGL Systems LLC a veteran owned, small business headquartered in Tennessee. CGL Systems’ primary focus is on geospatial services for the government and private sector. Castellaw served in the Marines for 36 years leading Marines from a platoon to an aircraft wing while flying more than two dozen different aircraft including the CH-46E Sea Knight, the TAV-8B Harrier and the MV-22B Osprey. He also served with the UN during the Siege of Sarajevo, commanded a U.S. joint force in an Australian-led multi-national security and stability operation in East Timor, and was the chief of staff for the U.S. Central Command at the height of the war in Iraq. Other service included assignments ashore and aboard ship in Africa, Europe, the Asia-Pacific and the Middle East. His last tours on active duty were in the Pentagon where he oversaw Marine Aviation and, later, the Marine Corps budget creation and execution. In 2008 he retired and returned to Crockett County, Tennessee to manage the family farm. In addition to CGL Systems, he is the president of the Crockett Policy Institute, a non-profit, non-partisan think tank, serves on the U.S. Global Leadership Coalition’s National Security Advisory Council, and is a teaching fellow in the College of Business and Global Affairs at the University of Tennessee, Martin. Castellaw serves on several boards including the Bank of Crockett and the American Security Project, works with various economic development organizations, and advises corporations on management and strategic planning. He recently completed his final term as the National Commander of the Marine Corps Aviation Association.


LtGen (Ret) Keith Stalder, USMC

LtGen (Ret) Keith J. Stalder USMC, joins the Corvus Team following more than 37 years of distinguished service in Joint and Marine Corps operational assignments.  LtGen Stalder is a former Commanding General of  US Marine Corps Forces Pacific, Camp H.M. Smith, Hawaii, and his other assignments included Commanding General for II Marine Expeditionary Force, Camp Lejeune, North Carolina. Commanding General, Training and Education Command in Quantico, Virginia, Commanding General , 3rd Marine Aircraft Wing, in Iraq and as the Commanding General, 1st Marine Expeditionary Brigade and Deputy Commanding General, 1st Marine Expeditionary Force, in Operation Iraqi Freedom I. He has served in Marine Fighter Attack Squadrons 333, 235, and 115 as well as Strike Fighter  quadron 125 and Marine Aviation Weapons and Tactics Squadron One. He also served as the Assistant Wing Commander, 3d Marine Aircraft Wing, and at Headquarters, European Command, Stuttgart, Germany as the Operations Division Chief for the military-to-military contact program for Central and Eastern Europe and the former Soviet Union. He commanded Marine Fighter Attack Squadron 531 and Marine Aviation Weapons and Tactics Squadron-1 and was the Deputy Director for Plans and Policy, United States Central Command, during Operation Enduring Freedom. A 1984 graduate of Embry-Riddle Aeronautical University, he holds a Master's Degree in Aeronautics. He is also a graduate of Marine Corps Command and Staff College, the Armed Forces Staff College, and the NATO Defense College in Rome, Italy. His personal decorations include the Distinguished Service Medal, Defense Superior Service Medal with an oakleaf cluster, the Legion of Merit, and Air Medal.  LtGen Stalder is now working with industry, government, and academic clients.


Dr Joe Guerci   

Dr. Guerci has over 25 years of experience in advanced technology research and development in government, industrial, and academic settings. His government service included a recent 7 year term with the Defense Advanced Research Projects Agency (DARPA) in which he held the positions of Program Manager, Deputy Office Director, and finally Office Director of the Special Projects Office (SPO). In these capacities, Dr. Guerci was involved in the inception, research, development, execution, and ultimately transition of next generation multidisciplinary defense technologies.  Dr. Guerci is a recognized leader in the research and development of next generation sensor systems and adaptive signal processing. In particular, he has pioneered several major radar technologies including robust and knowledge-aided space-time adaptive processing (STAP), and optimal and adaptive MIMO radar and waveform design. In addition to authoring over 100 peer reviewed articles, he has several book chapters and is the author of Space-Time Adaptive Processing for Radar (Artech House, 2003), and the forthcoming Cognitive Radar: The Knowledge-Aided Fully Adaptive Approach, (Artech House, 2010). Dr. Guerci also recently received the 2007 IEEE Warren D. White Award for “Excellence in Radar Adaptive Processing and Waveform Diversity.”  A graduate of Polytechnic University with a PhDEE (System Engineering), Dr. Guerci has held adjunct professorships in engineering and applied mathematics at The City University of New York, Polytechnic University, The Cooper Union for Advancement of Art and Science, and Virginia Tech. Additionally, he has held senior engineer and scientist positions in industry and was recently Chief Technology Officer (CTO) for SAIC’s Research, Development, Test & Evaluation (RDT&E) Group. A member of the IEEE Radar Systems panel, he is also a Fellow of the IEEE for “Contributions to Advanced Radar Theory and its Embodiment in Real-World Systems”, holds eight US Patents and is a member of several industrial, academic and government advisory boards. 


COL (Ret) Stephen C. Wren, USA  

VP, Business Development 
COL (Ret) Stephen Wren is the Vice President for Business Development for Corvus Consulting, LLC. Prior to his retirement on December 1, 2015, COL (Ret) Wren was the G-6 for the 94th Army Air & Missile Defense Command providing information technology services for missile defense operations in INDOPACIFIC Commands' area of responsibility. During his tenure as the G-6 and the deputy he was involved in nearly all major Missile Defense Agency deployments in the Pacific spanning over 10 years. After 28 years of service in the Army as a Signal Officer, COL (Ret) Wren joined Native Hawaiian Veterans, LLC. as a Senior Program Manager and Business Developer specializing in Missile Defense IT services. 

SGM (Ret) Raymond M. Reyes, USA 

Dir, Business Development 
SGM (Ret) Reyes joins the Corvus Team in 2018 following 30 years of distinguished military service. Ray has combat and operational experience integrating electronic warfare (EW) and spectrum management at the Army Division (82d Airborne), Army Corps (I Corps), Service Component Command/Numbered Air Force (AFCENT/CAOC), Joint Task Force (USF-I), and Combatant Command (USCENTCOM) headquarters echelons. While assigned to the Army Staff, he bridged problems from the operational force with solutions through the institutional Army. These actions resulted in plans, programming, and policies for tactical-level solutions managed by the U.S. Army Training and Doctrine Command and enterprise-level solutions managed by the Defense Information Systems Agency (DISA). Ray was called upon as subject matter expert in the Army's creation of their EW and Cyberspace Operations occupational career specialties. In his previous role, he was a critical cog in the reorganization and redesignation of a DISA field command and the stand up of two geographically separated Cyberspace Operations Centers. His work with the DISA Global Operations Command implemented the one-billion dollar plus Joint Regional Security Stacks (JRSS), define todays enterprise-level defensive cyber operations (DCO) environment, integrate two Joint Force Headquarters - DoD Information Network (DoDIN) Cyber Protection Teams (CPT), and integrate a number of the 335th Signal Theater Command's Army Reserve Elements across the DISA enterprise. These efforts enabled the execution of 30 named cyberspace operations and transformed the field command into the global nucleus for DCO supporting the four-million user DoDIN. Ray is a graduate of the National Defense University Joint and Combined Warfighting School making him the Army's first noncommissioned officer to receive JPME-II academic and development credit. His most notable awards include the Defense Superior Service Medal, the Legion of Merit, Bronze Star (2nd Award), Army Staff Identification Badge, and the Ranger Tab. He is a recipient of the U.S. Army Signal Corps Regimental Association's Silver Order of Mercury. 


Corvus is a Woman-Owned,

Service-Disabled Veteran Owned Small Business. 


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