MARK QUENTIN BOTHAOwner-Team Mechanical Discipline Lead │ Technical Quality Assurance

Email address: markq.botha@gmail.com • Telephone (Home): +27 (0)16 932 3297 • Cell: +27 (0)82 884 9889

Latest date of C.V. revision: 5 January 2015

Petrochemical Industry: Mechanical Engineering Professional

• Dual qualified as a Mechanical Engineer and Welding Engineer • Business Management degree • Experience as Lead Mechanical Engineer on Mega-projects (budgets > US $ 1 billion), in Refinery, Chemical and Solids-handling plant environments • More than 10 years of project implementation experience, from

Feasibility phases through to Handover • Experience with large multi-national Engineering Contracting houses • Experience with Technology Licensors • Experience in the development of Owner specifications •

Experience with R&D houses where laboratory test facilities have been scaled up to small commercial plants • Leadership of small Mechanical Engineering teams • A track record of knowledge transfer, overseeing

Professional registration of many Mechanical Engineers • Registered as IWE (International Welding Engineer) with the IIW (International Institute of Welding) • Registered as Professional Engineer with the Engineering

Council of South Africa

SKILLS & RESPONSIBILITIES Mechanical and piping facility scope writing for Basic Engineering (i.e. FEL or FEED phase), as well as EPC or EPCM project phases

Monitor and facilitate EC (Engineering Contractor) project scope delivery Technical guidance to projects with respect to applicable design codes and standards such as ASME (VIII-1, IX, 31.3, B16.5, etc.),

API, NFPA, WRC, MSS, NACE, TEMA, etc. Client technical representative attending PFD/ MFD/ Plot plan/ HAZOP / 3-D model review studies

Metallurgical and MCFD (mechanical corrosion flow diagram) study leader, identifying metallurgical concerns (e.g. NACE and Licensor-specified HIC and wet sour service requirements) and proposing corrosion/ risk management strategies

Static equipment design verification using Codecalc & Optivessel calculation software Performance of technical audits of Engineering Contractors/Suppliers/ Fabricators

Appointment and management of Inspection Authorities on projects General quality assurance work, including reviews of equipment requisitions, technical bid evaluations, datasheets & GA

drawings, sign-offs/punching of physical facilities and end-of-job documentation assessments Development of company technical specifications and standard engineering drawings

On-site technical support during project construction phase and facility start-up

CAREER HISTORY

Lead Mechanical Engineer (Natref Refinery) Mid 2013 - Present Facts/ Highlights

Overall accountable for the quality of Mechanical and Piping Engineering deliverables for the Natref Clean Fuels II project. Personally involved in the Mechanical and Piping FEED phase deliverables of the licensed (Axens) Hydrotreater, Diesel Unifiner and Reformate Splitter plants. Additional features of the project: Licensed Isomerization and LFCC units, extensive OBL facilities including Boilers, Licensed (Veolia) demineralization and Amine plants,

Current Employer: Sasol Technology Project-appointed EC for FEED: Fluor Overall project budget > $ 1.3 billion Accountable for tagged mechanical

equipment count > 700 Personally manage a team of 4 senior

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Primary mandate as Lead Mechanical Engineering representative of Owner– As part of the Owner team, establish high level Engineering objectives and then undertake the interventions and Activities

necessary to ensure the agreed Quality of final deliverables

brownfield revamps of Splitter plants, 550 tie-ins, Hydrogen plant licensed by Linde, utility upgrades (including plant air compressors), expansion of the refinery’s fire-fighting infrastructure, etc. Significant technical issues addressed in the last 3 months: ASME B31.3 code case regarding “closure seam” application and the impact on modular construction, HIC/ wet sour service material requirements of the Licensor and Mill compliance concerns, Hydrocom usage for reciprocating hydrogen compressors, 3D model details for extraction of bill of quantities and cost estimate accuracy and audit of EC piping department to monitor contract delivery

mechanical engineers, as well as a rotating equipment specialist and static equipment Inspector

28 plants affected by the refinery upgrade

The Natref refinery is a Joint Venture

between and

Lead Mechanical Engineer (Catalyst & Wax work-up) 2008 - Mid 2013 Facts/ Highlights

The Client Lead mechanical engineer on the Catalyst complex portion, as well as the Wax solidification portion of the Wax Expansion project. (Portion of total project budget: US $200 million). Personally responsible for Mechanical Engineering deliverables from Concept phase through to Handover.Experience gained in Plant layout and Fe-based catalyst manufacture for Wax production, from licensed dissolution, slurry precipitation and impregnation phases, as well as back-end GEA spray drying technology and Calcination, NOx selective catalytic reduction package, Roots blower package to induce system vacuum, Licensed Falling film evaporation technology and intermediate effluent work-up (including Sodium and Potassium nitrate) for the liquid fertilizer market. Additional experience gained in wax solidification techniques (e.g. Gouda rotating discs, Sandvik belt solidification and spray drying) and support infrastructure, e.g. Steam tracing systems and York/ Johnson Control HVAC chiller packages, Greif Velox product packaging trains.

Employer: Sasol Total project budget > $ 1.2 billion Project appointed EC for EPCm phase:

Foster Wheeler (Detailed work undertaken from Scottish/ Indian and Singapore offices)

Personally responsible for mechanical equipment count > 200

>50 package units (including burners, filter presses, automatic bagging machines, etc.)

Lead Mechanical Engineer (MIBK 2 plant) 2007 - 2008 Facts/ Highlights

The second of two lead mechanical engineers on the MIBK 2 plant.Responsible for compressors and columns of the plant during Basic Engineering to midway through Detailed Engineering phase – then seconded to Catalyst project

Employer: Sasol Project budget: $ 50 million Appointed EC: Krupp Uhde Hydrogen reactors with vertical,

duplex expanded tube bundles 3 Columns Plate and shell compact heat

exchanger technology Hydrogen compressor package

Outside Battery Limits Mechanical Engineer (FTDR) 2005 - 2007 Facts/ Highlights

Sasol’s representative Mechanical engineer on R&D pilot plant construction, OBL portion. Responsible for Mechanical and Piping issues in the Outside Battery limits portion of the project from Basic Engineering through to Start-up

Project budget: $40 million Appointed EC: Foster Wheeler Shaw (ex-Stone and Webster)

Licensor Modular reactor design on R&D

scale-up facility Road tanker infrastructure

Summary of Early career Prior to 2005 Facts/ Highlights

2003-2005: Stepped in as Sasol’s representative Mechanical engineer on Vinyls Expansion project (Project Budget: $30 million). Responsible for Mechanical Engineering from Construction completion to Start-Up

Following graduation in 2001, 9 months operational and maintenance experience gained at Ethylene production plant and 9 months at Sodium and Calcium cyanide production facilities - part of plant technical support groups responsible for performance analyses of equipment, daily workshop maintenance management, technical investigations and small project implementation and management.

Brief period (4 weeks) with Internal Inspection department, gaining exposure to NDT techniques, e.g. PMI, tank floor vacuum box leak testing, IRIS, material traceability procedures (i.e. heat number transfer), etc.

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EDUCATION, TRAINING and ASSOCIATION MEMBERSHIP

MEng Welding Engineering: Covering the IIW (International Institute of Welding) prescribed modules in Welding

design, Welding techniques, Metallurgy and Fabrication and Quality Control. (Graduated 2010, with Distinction,

University of the Witwatersrand and Southern African Institute of Welding, SAIW)

BCom Business Management: Covering such fields as Economics, Law (incl. Labour relations, International law and

Commercial law), Investment, Financial and Risk management & Industrial psychology, (Graduated 2006, with

Distinction in Management, University of South Africa)

BSc Mechanical Engineering: Subjects included Heat & mass transfer, Component design, Strengths of materials,

Thermodynamics, HVAC , etc. (Graduated 2001, Summa cum laude, University of Natal)

International Welding Engineer (International Institute of Welding, Registration number ZA/IWE/00019)

Registered Professional Engineer (Engineering Council of SA, Registration Pr. Eng 20080073)

SA Institution of Mechanical Engineering (SaIMechE 300994)

Golden Key International Honour society member (Academics)

Technical courses and Conferences attended ASME pressure vessel design course, hosted by the

Southern African Institute of welding (SAIW) (2004) Welding appreciation course, hosted by the SAIW

(2004) Dresser Relief valve sizing course 2kg Advanced Pump course AES Mechanical seal course Gorman-Rupp Pump course HAZOP Study course Engineering Failures conference (Host: Cape Town

University, 2006) Air Cooled Heat Exchangers & Cooling towers (2006) Process Risk Engineering course (2002) Non-metallic GRP introductory course (2007) BD&I model(Sasol project implement model) course

(2003)

Soft skill courses attended Interpretation of the SA OHS Act (Act 85 of

1993) Psychological profiling (Potchefstroom

university, 2003) course Stephen Covey’s 7 Habits of highly effective

people First aid course (occupational environment) Project capital awareness training

Computer skills MS Office suite & Visio Pressure vessel design: Codecalc &

Optivessel MS Access course (2003) Drawing: Caddie (2001) Structural design: MSc Nastran (2001) Matlab and Simulink

REFERENCES

Jochen Theiss | Sasol Technology Mechanical Engineer | +27 (0)16 960 4517

Sybrand Victor | Shell Nederland | sybarnd.victor@shell.com

PERSONAL DETAILS

Nationality South AfricanCurrent Age 35ID number 7906015069082Languages English, AfrikaansMarital status Married, with 2 children

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