Owner & CEO


Antonis is the founder and director of the company.  Antonis graduated from Texas A&M University in 1986 with a B.Sc. degree in Maritime Systems Engineering (Hydrodynamics) and obtained an MBA (Maritime Administration) from the University of Leicester in 2003.

Antonis has 30 years’ experience in the maritime industry.  He has worked in various shipping companies in Greece as a technical superintendent on tankers, and had roles as the companies DPA and CSO.  Since 2004 he was a Technical Manager of a shipping company operating tankers. In 2007 he was the Technical Director of a NASDAQ listed company operating bulk carriers and in 2014 became the company’s General Manager. He has extensive experience in the operation of tankers and bulk carriers including construction of new vessels in the Far East.

He is a member of SNAME and ASME.

Antonis Panagiotareas

Board of Directors:


Kent is the Chairman of the Board of Directors of Oceanus Maritime Services LLC and our Principal Engineer.  Kent graduated from Texas A&M University in 1987 with a B.Sc. degree in Marine Engineering. In 1989 Kent received graduate training in intermediate fluid mechanics and HVAC psychometric processes and load calculations at George Washington University and University of Wisconsin.  In 2003, Kent received a Project Management Certification from the University of Texas at Dallas and in 2005 Kent received an MBA from the same institution.

Kent started his career with the Military Sealift Command in Washington DC, working in the technical division and was responsible for a number of vessels supporting the United States Navy.

From 1991 to 2000 Kent worked for the American Bureau of Shipping in a variety of roles within the Marine and Offshore Divisions, and was incremental in updating the Society’s Rules for Building and Classing Facilities on Offshore Installations.

Since 2000 Kent is an independent consultant advising oil companies on developing regulatory strategy and regulatory compliance plans.  Kent has been involved with Oceanus Maritime Services LLC since its founding and responsible for our offshore projects.

Kent Q. Dangtran

Chairman of the Board of Directors and Principal Engineer

Shannon is the Vice Chairman of the Board of Directors of Oceanus Maritime Services LLC and the company’s Legal Counsel.  Shannon graduated from Texas A&M University in 1987 with a B.Sc. (Cum Laude Honor) in Marine Engineering and obtained a Juris Doctor degree in Law from the University of Florida in 1996.

Shannon has worked as an Environmental Engineer for the State of Florida and practices law since 1996.  Shannon provides legal services in the areas of commercial litigation, personal injury, defective products, energy law, environmental law and Μaritime & Admiralty law.  Shannon is admitted to the Supreme Court of Florida, the U.S. District Court for the Middle and Southern Districts of Florida and the U.S. Court of Appeals for the Eleventh Circuit in Atlanta, Georgia.

Shannon K. Baruch

Deputy Chairman of the Board of Directors and Legal Counsel

Guillermo is a Marine Engineer, and graduated from Texas A&M University in 1987.  Upon graduation he went to sea and in 1989 obtained his 1st Engineer Officer Unlimited HP and Tonnage license from the USCG. Since 1997 Guillermo has been involved in Sales and travels extensively worldwide.  Guillermo is fluent in Italian and Spanish.

Guillermo is a member of the Board of Directors of Oceanus Maritime Services LLC.

Since 1997, Guillermo has been involved in sales of engineering and telecommunications equipment of NASDAQ listed companies.  His new role requires extensive travelling abroad.  Guillermo is fluent in Spanish and Italian.

Guillermo’s is advising the Board of Directors and the CEO on business development and growth..


Guillermo M. Ramirez

Member of the Board of Directors

Management Team:


Dennis has over 40 years of experience in the Oil & Gas business mostly involved with  harsh environments. His career started with Arctic environs, working for Sohio Petroleum Company helping to build Prudhoe Bay in Alaska.

After that he spent 10 years working for the Port of Portland as a lobbyist working to bring Arctic module fabrication to Portland, Oregon.   From the Arctic he moved to the offshore world in the 1990’s, working with platform installation companies, offshore design firms and shipyards.

Returning to Houston in 1990 he went to work in the Engineering consulting business – first with the Ralph M. Parsons and then Mustang Engineering.  While at Mustang, Mr. Frakes was instrumental in building the company from a small offshore engineering company to the powerhouse it is today.  Once Mustang was sold to Wood Group, he moved over to the offshore fabrication business.  He worked with Samsung Heavy Industries as Vice President for their Business Development department. Samsung saw unprecedented growth during this period. Samsung asked him to open an engineering company in Houston.  Oil and Gas Solutions was formed in 2005 where he served as the Executive Vice President and part owner.

Dennis graduated in 1978 from Texas A&M University at Galveston with a Bachelor’s Degree in Maritime Systems Engineering (Hydromechanics).

Dennis C. Frakes

General Manager of Business Strategy and Process

With over 35 years’ experience in offshore oil and gas exploration and production projects, Dr Sharples focuses primarily on technical risk analyses for financial and insurance interests, regulatory compliance and accident investigations. Prior to his current position, he headed the worldwide offshore business for American Bureau of Shipping as Vice President (six years) and previously President of Noble Denton & Associates Inc. Dr Sharples’ research work includes contracts for Minerals Management Service of the Department of the Interior (USA) on hurricane incident analyses, and developing recommended requirements for Offshore Wind Farms. He is currently a consultant to major oil companies on regulatory compliance and management of risk issues.

Dr Sharples holds a B.E. Sc Engineering Science from the University of Western Ontario, Canada, and a PhD. Structural Engineering from the University of Cambridge is a Registered Professional Engineer, a Fellow of the Society of Naval Architects and Marine Engineers and Member of the Society of Petroleum Engineers and the Institute of Marine Engineers. He serves on the Board of Directors of the Offshore Energy Center (offshore drilling rig museum and learning center), in Galveston, Texas (USA), where he also serves in the Hall of Fame Pioneer selection committee. He serves as a Director of Keppel Offshore & Marine Ltd. and serves as a Member of Technology Advisory Panel of Keppel Corp. Singapore.

Dr. Malcolm Sharples

General Manager, Risk Analysis & Regulatory Compliance.

Andy provides expertise in deepwater offshore oil and gas field development from projects for Noble, Total, ExxonMobil, Hess, Anadarko, PEMEX, Gazprom, Chevron, and others. Andy worked in the subsea arena for most of the years from 1996 on and came from Hess via INTECSEA, Schlumberger, and FMC. Andy brings subsea, hull, mooring, and topsides experience and advises in interface management, systems engineering, design of subsea equipment, and safety and regulatory management. Andy sits on the API CSOEM SC2 Subcommittee (ISO TC67/SC7) and API 17D Task Group for the 3rd edition (ISO 13628-4).  Andy graduated from University of Texas at Austin with a BS in Mechanical Engineering.  Andy holds six patents and is a Texas-registered professional engineer.

Andy Posluszny


Principal Engineers:


Ronnie graduated from Indiana Technical College in 1995 with a specialization on Boiler & Pressure Vessels.  He is also certified on welding inspections, radiography and ultrasonic testing.

Ronnie has 30 years’ experience in the Regulatory/Quality Assurance business with a full understanding of all the aspects of offshore and onshore facilities, including MODU equipment design and their respective specifications/regulations.  Ronnie is well versed in the U.S. Government Regulations (USCG & BSEE) as well as the ABS Rules and their associated codes and standards that drive each (ABS, AWS, ASME, API, ASTM).

He has been involved in project execution, design, procurement, construction management, dimensional control, welding (procedure and performance qualifications), documents, mechanical testing, hydro or pneumatic testing, non-destructive examinations, FAT testing, SIT testing and review of project documentation.

Ronnie A. Hotard

Principal Engineer for offshore projects.

Jeff Dice has 24 years’ experience as a structural engineer and project manager consistently exceeding customer expectations to deliver technically sound, risk managed, best value solutions.

Jeff has extensive experience with fixed offshore structures, floating systems (FPSO, TLP, Spar, Semis), buildings, subsea structures, foundations, modules, pipelines, and drilling rig applications. Jeff has provided project management, design assurance, structural analysis and design, permitting, fabrication and refurbishment support, installation management, planning and scheduling, and cost estimation. Jeff spent 19 years with engineering contractors (Mustang, Atlas, Upstream, Hudson/McDermott) before 6 years with an operator.

At BP, Jeff provided engineering management and discipline leadership across all project phases in concept development and brownfield topsides roles as project technical authority and engineering team lead. Jeff combines operator and contractor perspectives with decisive, analytical talents and approachable communication skills to positively impact group culture, provide visionary leadership and manage achievement. Jeff is an advisory board member for the Topsides, Hulls, & Platforms Conference and is active with API’s Offshore Structures Committee.  Jeff holds both a Master of Science and a Bachelor of Science in Civil Engineering from Texas A&M University. Jeff is a licensed Professional Engineer in Texas and a certified Project Management Professional with PMI.

Jeff Dice


Andy is our team’s Lead in EHS (Environmental Health and Safety) bringing 32 years of experience at this field.


Andy brings a wealth of experience with EHS on offshore drilling units, offshore construction safety, deepwater drilling, drilling safety, topsides fabrication, installation, hook-up and commissioning.  On the last project Andy worked as EHS Lead and involved the construction of an offshore TLP unit, 3,000,000 man-hours were achieved without any incidents.


Andy has extensive experience working overseas, having completed projects in Angola, Brazil, Trinidad, the Caspian Sea and Korea.

Andy Carrie

Staff Engineers:


Benton Day is our Marine Surveyor.  He graduated from Texas A&M University at Galveston in May 2020 with a Bachelor’s of Science degree in Marine Engineering Technology.  Benton has been with us since we started operating in 2016. He has attended numerous vessels for USCG PSC inspections, pre-purchase inspections, P&I Condition surveys and H&M surveys. Benton is a certified ISM, ISPS and MLC Auditor following his training at the ABS Academy in Houston.

Βenton Day

Marine Surveyor