Tristam Horn


On graduating from university with a master’s in engineering, Tristam steadily progressed through various drilling engineering and supervisory industry roles at BP and Ophir Energy. Identifying problems, he saw a gap in the market. Tristam founded DeltaTek in 2015 which led to the development of SeaCure®, an industry-first technology.


Dave Shand

Chief Commercial and Operations Officer

Dave has a BSc in Engineering Technology and over 35 years oilfield experience, 25 of which have been served in senior management and board positions. Dave has global oil and gas experience, working with the likes of Dowell Schlumberger, Petroleum Engineering Services Limited (PES), WellDynamics, Expro and STATS Group. Prior to joining DeltaTek, Dave has worked with SME’s, supporting them to bring new technology to market.


Steve Bruce

Chairman and Chief Technology Officer

Steve has almost 40 years of industry experience, including over two decades with Schlumberger. Starting his career as a Field Engineer, Steve rose through the ranks, and has held a number of management and director positions around the globe.  Steve held the Chief Executive position of Darcy Technologies for 6 years, until Halliburton’s acquisition of the company. Since then Steve has led start-up businesses, bringing new technology to market.


Chris Johnstone

Operations Supervisor

Starting his career as an Operations Engineer at Stork Technical Services, Chris boasts nearly a decade of experience working as a Drilling Engineer with LR Senergy, AGR and Enquest, before joining DeltaTek as an Operations Supervisor in 2018.

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