Gregory W. Beers, P.E.
President / Principal Naval Architect
Greg Beers, P.E., is the President and a Principal Naval Architect at both Bristol Harbor Group, Inc. and The Shearer Group, Inc. He is a registered Professional Engineer in Massachusetts, Rhode Island, Connecticut, New York, Louisiana, South Carolina and Texas, and has earned both a M.S.E. and a B.S.E. in Naval Architecture and Marine Engineering from the University of Michigan. Greg is a past Chairman of the New England Section of the Society of Naval Architects and Marine Engineers (SNAME) and a member of the Society’s Scholarship Committee. Greg also sat on the external advisory board for the University of Michigan Department of Naval Architecture and Marine Engineering. In addition, Greg has guest lectured at the U.S. Coast Guard Academy and Massachusetts Maritime Academy, and is active in the Propeller Club, The American Waterways Operators (AWO) and is a member of several other industry and technical societies.
Cory C. Wood
Vice President / Principal Naval Architect
Cory Wood is the Vice President at both Bristol Harbor Group, Inc. and The Shearer Group, Inc. He has earned a B.S.E. in Naval Architecture and Marine Engineering from the University of Michigan. Prior to starting BHGI, Cory held positions in both shipyard engineering offices and as a junior naval architect for a vessel operator. Cory is a past Chairman of the New England Section of SNAME and sits on the Landing School of Boatbuilding’s Design Program Professional Advisory Committee.
Edward L. Shearer, P.E.
Principal Naval Architect
Ed is a principal naval architect at The Shearer Group, Inc. He has earned both his M.S.E. and B.S. in naval architecture and marine engineering from the University of Michigan. Ed is a registered Professional Engineer in Texas, Louisiana, and Pennsylvania. He is also a Certified Marine Surveyor and the previous National Secretary with the National Association of Marine Surveyors (NAMS), a Certified Auditor with the AWO Responsible Carrier Program, President of the Towing Vessel Inspection Bureau (TVIB) involved in certifying auditors to perform management and vessel audits for the AWO-RCP and is certified to conduct Maritime Gear Inspections under OSHA. He is also a member of the Coast Guard Chemical Transportation Advisory Committee (CTAC), the American Bureau of Shipping Western Rivers Technical Committee and SNAME.
Joshua S. Sebastian, P.E.
Vice President – Operations
Joshua graduated from the United States Coast Guard Academy where he received his B.S. in Naval Architecture and Marine Engineering along with his commission. Upon leaving the Coast Guard, Joshua joined TSGI’s sister company, Bristol Harbor Group, Inc. in 2008 as a Naval Architect. There he applied his practical naval engineering experience to construction oversight projects, vessel inspection, and the design of barges and workboats. Joshua moved to Texas in 2013 to his position as TSGI’s engineering manager, and is now the Vice President – Operations. Joshua is responsible for all business aspects of TSGI, while still assisting TSGI in continuing to provide the outstanding engineering services its clients have come to expect. He is a registered Professional Engineer in Connecticut, Texas, and Washington. He is also a member of SNAME and the American Society of Naval Engineers (ASNE).
Harrison C. Brann, P.E.
Harrison joined TSGI in 2015 and is a Licensed Professional Engineer in the state of Texas. He earned a B.S.E in Naval Architecture and Marine Engineering from Virginia Polytechnic Institute and State University and has his M.B.A. from Rice University. Following Harrison’s years of successful project management experience at TSGI, he is now the firm’s Engineering Manager. Harrison has a wide range of knowledge of marine engineering specialties including ship stability, damage analysis, systems integration. He is also a member of SNAME.
Anne E. Hasuly, P.E.
Senior Naval Architect
Anne joined TSGI in 2017. She earned a B.S. in Naval Architecture and Marine Engineering from the University of New Orleans. Anne is a licensed Professional Engineer in the State of Texas. She is also a member of SNAME and the Louisiana Engineering Society.
Ryan J. Rendall
Ryan joined TSGI in 2017 as a naval architect. He has earned a B.S. in Marine Engineering from Texas A&M University at Galveston. Ryan is also a member of SNAME, ASNE, the Marine Technology Society, Young Professionals in Energy and the Institute of Marine Engineering, Science & Technology.
Michael A. Booth, Jr.
Michael joined TSGI in 2020 as a naval architect. He earned a M.S. in Naval Architecture and Marine Engineering from the University of New Orleans and a B.S. in Petroleum Engineering from Louisiana State University. Prior to TSGI, Michael gained field experience at shipyards. He is also a member of SNAME, the American Association of Drilling Engineers, and the Society of Petroleum Engineers.
Corrin L. Souders
Corrin joined TSGI in 2021 as a Naval Architect. She graduated as an officer from the U.S. Coast Guard Academy in CT. with a B.S. in Naval Architecture and Marine Engineering.
Jacob L. Frost
Jacob joined TSGI in 2021 as a Naval Architect. He graduated from The University of Michigan with a B.S. in Naval Architecture and Marine Engineering. He is a four-year veteran of the United States Marine Corps (1st Battalion, 6th Marine Regiment).
Colton R. Bonnaure
Colton joined TSGI in 2021 as a Naval Architect. He graduated from Texas A&M University with a B.S. in Ocean Engineering and was the Senior Captain of the Texas A&M Human Powered Submarine Team, where he redesigned a new controls system for a 1-man submarine.
Ethan A. Johnson
Ethan joined TSGI in 2022 as a mechanical engineer. He graduated from the University of Houston with a M.S. in Mechanical Engineering, specializing in Continuum Mechanics, Fluid Dynamics, Convection Heat Transfer, and Nonlinear Controls.
Charles T. Slajus
Charles joined TSGI in 2022 as a naval architect. He graduated from the University of Michigan with a B.S.E. in in Naval Architecture and Marine Engineering and a minor in Oceanography. Over the course of his education, Charles gained shipyard operations and composite manufacturing experience as an intern at Tiara Yachts in Holland, MI. He was also a Teaching Assistant for a marine power and energy II course.
Jacqueline N. Campbell
Jacqueline rejoined TSGI in 2022 after her employment as a Designer from 2013-2019. Jacqueline graduated from San Jacinto College with an Associates in Applied Sciences in Engineering Design Graphics in 2012.
David J. Buckley
Dave has over 20 years of experience in the marine industry designing (2D & 3D CAD), building and repairing boats. He also has experience as a Captain. Dave is a senior designer at TSGI where he performs 3D modeling for interference checks and visualization. He provides clients animation and photorealistic renderings of vessels. Dave is also the co-owner of Water Craft Design, LLC and Yacht Management Solutions Watercraft Design where he provides freelance design services to boat builders, private owners and designers. Dave graduated from the Landing School of Boat Building & Design in 1998. He enjoys spending as much time on the water as possible, whether on a sailboat or powerboat.
Barry B. Geraci
Barry joined The Shearer Group, Inc. in 1984 as a Marine Surveyor. He has approximately thirty-eight years of experience in inland and offshore barge and boat construction, quality control/assurance inspections and surveying involving new construction repairs and modifications. He is a Certified Marine Surveyor through the National Association of Marine Surveyors (NAMS).
William R. Hentschel
William joined TSGI in 2022 as a naval architect. He graduated from the Massachusetts Institute of Technology (MIT) with a Master of Science in Mechanical Engineering and a Naval Engineers degree. William is a certified Engineer-In-Training in the state of Texas and received a commission in the U.S. Navy in 2012.
Jo Ann Pitzer
Jo Ann joined The Shearer Group, Inc. in 2013 as an Administrative Assistant. Prior to working at TSGI, Jo Ann worked in the child nutrition industry for 27 years.
Sandy A. Cabral
Sandy graduated from Bridgewater State University with a B.S. in Psychology. Sandy is responsible for ensuring the office operates smoothly and efficiently by coordinating office operations and activities, while providing support to management. She also manages TSGI’s social media pages and sponsorships for marketing purposes. Sandy is fluent in Portuguese.