Jithu Sukumaran Nair is a Marine Engineer with more than 12 years of experience in the Merchant vessels, Offshore Subsea and DP3 shipbuilding Industry. Prior to joining Ultra Deep, Mr. Jithu was the Project General Manager for Kreuz Subsea, Singapore for their new build DP2 DSCV and he was also part of the SBM DP3 shipbuilding team in Keppel Singapore. 



Ms Tan has more than 16 years of professional experience in auditing, financial reporting and financing, having worked at Ernst & Young LLP, KPMG LLP and several companies listed on the SGX-ST. Prior to her current appointment, Ms Tan was the financial controller of Vallianz Holding Limited, a company listed on the Catalist of the SGX-ST, and was responsible for the financial reporting and supervising the accounting and finance functions of the listed group. Before that, she was the senior accounting and finance manager in Kreuz Holdings Ltd from Aug 2008 to Dec 2017, where she played an key role in its Initial Public Offering and Listing on the SGX-ST, overseeing financial reporting, loan restructuring and other corporate finance exercises undertaken by Kreuz.

 Ms Tan is a fellow member of the Association of Chartered Certified Accountants of UK.

Mr. Nair has an Honors in Mechanical Engineering, specialized in Marine Engineering, Naval Architecture and Shipbuilding. He is a Graduate Lifetime member of the Institute of Marine Engineer’s India and a researcher in the offshore industry. He also holds various certifications related to offshore and shipbuilding industry. His vast knowledge and various certifications in the offshore and shipbuilding Industry will be an asset to Ultra Deep. Mr. Nair will be responsible for UDS new builds, chartering and marketing of the vessels.

Jean-Yves Massimelli is a medical advisor & QHSE director with more than 30 years of experience in medical and diving industry. He was QHSE director with Kreuz since 2009. He has been practising as an occupational health specialist for various industries since 1990. Hyperbaric and diving medicine specialist, he was a medical advisor during the COMEX deep diving program “Hydra 10 – 701 metres” involving “helium/hydrogen/oxygen” breathing mixtures. He has managed several certification projects referring to International Standards. Dr. Jean-Yves Massimelli is a member of the Diving Medical Advisory Committee.

Medical Advisor & QHSE Director - Dr Jean-Yves Massimelli
M.D. Occupational Medicine & Diving Medicine Specialist.

Mr. Hutton has more than 39 years of industry experience. His experience in the offshore industry spans both in Upstream and Downstream positions, including companies like Technip, Coflexip, Stena, Global Industries and Oceaneering.

Mr. Hutton was one of the pioneers of Kreuz Holdings and developed Kreuz from its infancy in July 2008 into a multi-million dollar company. (Kreuz was established in July 2008 as a provider of integrated offshore subsea services to the oil & gas industry, Kreuz was listed on the Catalyst Board of the Singapore Exchange Securities Trading Limited (“SGX-ST”) in July 2010 and successfully transferred to the Main Board of the SGX-ST in October 2012. In March 2014, Kreuz was acquired by Headland Private Equity Fund for S$445.6m )

Mr. Hutton was the Vice President - Offshore Installation with Kreuz Holdings. In this role, he was responsible for external tenders, offshore project execution, client relations management, vessel construction management. In line with the direction of the company, he was also involved in the company’s strategic planning in the offshore industry. Mr. Hutton played a vital role in major worldwide project completions for Hyundai, Shell, Exxon, British Petroleum, ONGC, Reliance, Total, Petro Canada, PTT, amongst many others. Through these successful projects and collaborations with oil majors, he is widely recognized in the offshore industry for his expertise.

Sheldon Hutton founded Ultra Deep Solutions Ltd in 2014.

chairman/ceo - sheldon hutton