James Crowley

Director and Co Owner @Rockatek Ltd

Gloucester, GB

At Rockatek, as Co-Founder, Co-Owner and Director, we run a 15-strong team of engineers, designers, analysts, and technicians delivering high-level mechanical engineering consultancy across the full product lifecycle. We specialise in design, analysis, and testing — providing both end-to-end product development and focused work packages for clients across oil & gas, geothermal, aerospace, defence, motorsport, advanced manufacturing, and beyond.What We Do:We work as an extension of your team to develop, optimise and qualify high-performance electro-mechanical products — fast and effectively. Design• Detailed 2D/3D CAD modelling and manufacturing drawings• Full system and component design• Design for harsh environments and downhole conditions• Complex assemblies and tolerance studies• Material selection and specification Analysis• Structural, thermal, vibration, and fatigue analysis• FEA and CFD simulation (ANSYS, MATLAB, NASTRAN)• 1st-principles engineering calculations• BHA modelling, stress evaluations, HFTO analysis• Failure investigations and design validation🧪 Testing• In-house test rig capability for full-scale and component testing• Load testing (up to kN), torque (up to 120 kNm)• Vibration, shock, HPHT, and fatigue testing• Rotary seal, overpull, and HFTO simulation• Custom rig design and accelerated life testingWe also manage supply chain, manufacturing, product assembly, and generate all technical documentation — from BOMs and spec sheets to work instructions and repair manuals.With a world-class facility and decades of experience, we deliver what in-house teams often can’t: agility, speed, specialist knowledge, and proven results.Visit to learn more

Cardiff University / Prifysgol Caerdydd

Master of Engineering (MEng)

Sir Thomas Rich's Grammar

Mathematics

Heriot-Watt University

Master of Science (MSc)