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More about our Speakers

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Tertius Zitzke

4Sight  - CEO

Tertius has over 31 years’ experience as a business leader in the information and communication technology (“ICT”) sector. Tertius co-founded AccTech Systems in 1994 and has been instrumental in building AccTech Systems as well as Dynamics Africa Services into leading international ICT businesses. A key focus has been on delivering Industry 4.0 (4IR) solutions in the new digital economy with world class partners like Microsoft and Sage. 


Today, Tertius is the Group CEO of 4Sight and is passionate about digitally enabling and transforming businesses with 4IR solutions. A key focus area for Tertius and his team is enabling the convergence between IT, OT and the business environment through deep domain skills. knowledge and industry leading 4IR solutions. 


Antonio Pietri

Aspen Technology  - CEO

Distinguished 23+ year career reflects continual advancement and achievements in delivering strong market, financial, and operational results in national and international markets. Breadth of experience across multiple business functions, including fifteen plus years selling advanced software solutions to the oil and gas, chemicals, pharmaceuticals, and CPG industries. Proven track record in turning around languishing sales and operations organizations, identifying/capturing major opportunity pursuits, and managing multiple channels to market. Managed U.S. and international operations. International experience includes extensive traveling and conducting business in Latin America, Europe, Asia Pacific, and the Middle East. Technical background in chemical engineering and masters of business administration (MBA). Have lived in three cities in the U.S. (Tulsa, Houston and Boston), and in Warrington-England, Singapore, Beijing-China, and Valencia-Venezuela. Excellent presentation, interpersonal, relationship building, and leadership skills.

Specialties: P&L Management • Operations Management - U.S. & International • General Management Strategic & Tactical Planning • Turnaround, Reorganization & Restructuring • Consultative & Solution Selling • Executive/C-level Relationships • Contract Negotiations • Business Development • Key Account Management • Recruiting & Hiring • Team Building, & Leadership 

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Lillian Barnard

Microsoft South Africa - Managing Director

With more than 20 years’ experience in the ICT industry, Lillian is a seasoned professional with proven capabilities and a strong understanding of local market. She has held various executive positions, both locally and abroad, and as such has gained extensive knowledge in sales, operations, business controls, strategy, business transformation and leadership. This experience, combined with her deep industry knowledge, positions her perfectly to deliver on Microsoft's digital transformation ambitions in South Africa, thereby empowering governments, organisations and individuals to achieve more.

Lillian is renowned for building strong, high-performing teams that consistently deliver on their financial targets, while also bringing innovative digital solutions to her partners and customers. Having led large teams both locally and abroad, she is recognised for strength in developing people and creating an environment where everyone can do their best work.

Lillian is passionate about enabling a truly diverse and inclusive workplace. By drawing on her own experiences, she endeavours to create a culture that enables people to bring their authentic selves to the workplace and be embraced for that individuality.


Herman Singh 

Future Advisory - CEO

Herman is an innovative business thinker and a high impact player having delivered significant business value in the executive roles that he has operated in. He has an unusual mix of Business, Technology, Leadership and Creative skills that positions him uniquely for roles to lead the march to the new Digital Economy. He is pragmatic and strategic and is both solution focussed and customer centric.  A naturally innovative thinker he has led and guided many disruptive businesses in the ongoing convergence of Technology and Business for over 20 years. He is an intuitive strategic thinker, facilitator and advisor and integrates well with cross functional and ethnically diverse teams. As a great and motivational public speaker, Herman is in high demand for conferences and often acts as a keynote speaker for internal company strategy events.

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Craig Wing

Futurist and Business Strategist.  Engineer by qualification.  Entrepreneur by passion.

Craig has two Masters degrees in Engineering (MSc) and Business (MBA), two provisional patents, four companies started, including a non-profit in Silicon Valley, has helped 1000 entrepreneurs, and developed 50,000 websites in one year (one every ten minutes).  He is a World Economic Forum Global Shaper, Mail and Guardian Top 200, disruptive innovation speaker at TEDx and was profiled at the Clinton Global Initiative.

He was the youngest graduation speaker at University of Johannesburg and facilitated the 10th BRICs summit on the Fourth Industrial Revolution with H.E. Presidents Xi, Putin, Ramaphosa, and PM Modi in attendance. 

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Paige-Marie Morse

AspenTech - Strategy and market expert for chemical and energy industries

Paige is a strategic thinker with extensive experience in international chemical and energy markets. She is an expert on global and regional chemical market dynamics and trends, and leverages her strategic and technical experience to identify and build new opportunities and insight on market positions and activities.

Paige has broad experience in strategic planning and portfolio management in chemicals and energy markets. Her career includes commercial and technical roles at Shell, Dow, and Clariant in the US and Europe. Dr. Morse earned a PhD in chemistry at the University of Illinois.

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Rudi Dreyer

4Sight - Chief Business Environment Officer

Chemical Engineer with a Master Degree in Realtime Optimisation with 26 years’ experience in implementing advanced digital technologies in the industrial sector. Over the last 3 years he specialised in developing digital transformation strategies based on ROI based digital initiatives and was part of executive team that developed the 4Sight Enterprise5.0  strategy.


Specialities: Realtime Optimisation, Advanced Process Control, Business Growth Strategies, Digital Transformation.


Willie Ackerman

4Sight - Chief Sales and Marketing Officer

Willie Ackerman is the Chief Sale Officer for 4Sight Holdings and has been in the ICT industry for the past 26 Years.  Willie has extensive experience in commercial management, market development, new business development, industrial engineering, sales and account management, Outsourcing and service management, business turnarounds, business re-engineering, business and performance improvement, strategy formulation and implementation and people change management.

Furthermore, Willie has gained invaluable knowledge and experience having worked and established business areas for many years in various positions ranging from manager business excellence, Global Service Integration, Service Integration and Workspace Management as well as leading the Mining, Manufacturing and Industrial sales division and headed up business development for the BCX Group for some time. From 2018 Willie is instrumental as Chief Sales Officer for 4Sight Holdings to establish a sales environment but more the position the brand as the Digital Transformation entity in the industrial industry. In this portfolio all the blue chip and listed companies is in Willie’s area to grow and retain these top clients for the group. Willie also established and is currently managing a very successful unique CxO Forum with close to 120 of South Africa’s best CxO’s as part of the forum.

With over 26 years’ experience in a highly competitive market, Willie’s strong leadership characteristics and experience in the initiation and expansion of client and company revenue streams has made him a trusted advisor by clients, suppliers and colleagues.

Willie strongly believes that “When you have the right people in right places they will be successful, the organisation will be successful, and the clients will be satisfied”.

Willie holds a bachelor’s degree in Business Administration (BBA) from the University of South Africa, a Diploma in Project Management, a National Electrical Engineering Diploma and a Quality Management Certificate.  A little known fact is that Willie qualified as Electro-mechanical technician first class, also referred to as a Millwright at Iscor in 1992.  He also served as a physical training instructor in the South African Air force.

Morne Swanepoel

4Sight AccTech - Chief IT Officer

With 30 years of experience in the IT (Information Technology) environment, Morne is an experienced IT professional with a keen focus on ERP (Enterprise Resource Planning), CRM (Customer Relationship Management) and business automation systems. At the centre of Morne’s passion is a desire to help senior executives to better understand how to practically embrace and implement digital transformation initiatives across their traditional IT business areas. 


During his 24 years at 4Sight AccTech, Morne has been instrumental in evolving the company from a Sage Accpac installer in the mid-90’s to supplying no less than six ERP, two CRM’s and four Payroll/HR solutions from world leading vendors to a customer base of over 400 companies across sub-Saharan Africa. 


Morne has focused his customer first mindset to implement and grow various customer support divisions within 4Sight AccTech including project management and client care. This has empowered 4Sight AccTech to service and grow its small to medium enterprise customer segment enabling them to digitize their processes around the Finance, assets, procurement, and people disciplines. 


Morne’s passionate for Digital Transformation has been a big driver for pushing traditional ERP offerings to the cloud, for example Sage on Azure. This has allowed Morne and his teams to craft new and exciting “out of the box” solutions for small, medium and enterprise customers to better take advantage of the modern digital economy.

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Mike Brooks

AspenTech - Sr. Director, APM Consulting

Mike is an Asset Performance Management (APM) consultant at AspenTech. Previously, he was COO of Mtell, which pioneered machine learning for managing the health of industrial equipment. Mike has also served as a venture executive with Chevron Technology Ventures and held senior roles at five startups. He began his career as an engineer at Esso and Chevron.

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Laura Stridiron

AspenTech - Customer Experience & Product Strategry Leader

MBA, BSME and CEO / President Award Recipient with proven success in improving business processes, boosting revenue and reducing costs. Senior Manager and Business Operations Leader with highly successful product marketing experience in building unified performance-based cultures that consistently convert business development intent into tangible, deliverable results for various types of organizations.

Highly skilled in facilitating interdepartmental cooperation and creating shared product management marketing vision. Known for maximizing return on investment (ROI) through competitive product positioning and expert global pricing management. Resourceful and trusted Aftermarket Solutions Leader and Subject Matter Client Solutions Advisor.

Areas of Expertise:
- Strategic Planning & Execution
- New Products / Service Rollouts
- Global Pricing Initiatives
- Cost Conservation Measure Implementation
- Sustainable Revenue Growth
- Product Development Lifecycle Management
- Performance Metrics Management / Business Analytics
- Global, Ground-up Organizational Design & Building

Other Interests:
- >100,000 miles per year traveled
- Global recipe research and trials
- Culinary & Wine Festival Volunteering
- Trip Advisor Top 1% Contributor w/ >80K readership
- Beer & Wine travel and group event planning
- Social Media assist for Houston promotional event group


Jason Villarreal

AspenTech - Sr Product Marketing Manager - Cloud & Manufacturing Execution Systems

Jason is a results-driven and strategic marketing leader with over 15 years of experience providing solutions in the consumer, oil and gas, and technology industries. In his current role, he is focusing on customer lifecycle marketing that harnesses the power of our connected offerings to deliver exceptional value.


Michael Powell

4Sight AGE Technologies - Executive Director Sales

 Michael is an Electrical Engineer with over 19 years of experience. He has successfully managed and completed over 100 Electrical, Control Systems and Instrumentation projects across a wide range of industry sectors including Metals, Mining, Tyre and Rubber as well as Food and Beverage companies by engineering world class integrated solutions using class leading products. 

Michael is currently the Business Development and Sales Director at AGE Technologies JHB. AGE Technologies JHB is the subsidiary in the 4Sight solutions stack responsible to control and connect the real world, our customer’s plants and processes, to the digital world enabling Industry4.0 technologies. 

By using a combination of his technical and interpersonal skills he’s very strong on developing business opportunities focused on offering customers high quality, cost effective solutions using the latest proven technology available. More than 50% of AGE's business is currently in the rest of Africa. Michael has vast experience with regards to doing business in Africa and how to grow market share in Africa. 

Michael is a strategic thinker and throughout his career he has managed all facets of business from operations, engineering, design, financial management, strategy, business development and sales. 

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Handre Dreyer

4Sight SET (Simulation Engineering Technologies)  - Manager: Scheduling & Warehouse Solution

I am an entrepreneur and business improvement specialist with years of management and consulting experience in process simulation and industrial engineering applications in the healthcare, mining, logistics, telecommunications, information technology and finance industries. I hold various directorships and advisory positions in the healthcare technology industry. Family is very important to me and I always aim to maintain good balance in my personal and professional life. I strive to make a difference through solving problems, making improvements and finding innovative solutions in order to be more efficient and effective to obtain the best possible result in any situation. I always look for new opportunities and try to see the opportunity in everything I do.

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Aldo van Tonder

4Sight AccTech - Chief Digital Officer

Aldo van Tonder, Chief Digital Officer @ AccTech Systems is a passionate technologist that adds value to business leaders through guidance and advise on technology innovations and strategies that actually make a difference in the real world.


Aldo has 26 years’ experience and specialties in Digital and cloud transformation, Application,  Platform and Process modernization, Business Productivity and Enterprise Business Solutions.  Aldo has extensive experience in transforming tradition legacy business areas and functions to leverage modernized, cost effective new ways of doing business.

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Marga Mostert-Nyenes

Glencore Alloys - Senior Systems Analyst MES


Joined Xstrata Alloys now Glencore Alloys as IT Developer (2003), IT Administrator (2005), Systems Analyst MES (2006), Snr Systems Analyst MES and LIMS (2010). 

Currently Responsible for Systems - Weighbridge, MES, OMS, LIMS, XTime and SAP Integration via TIBCO.



SAP Implementation Project (2005) MES Lead Responsible for Developing the Weighbridge and MES Solution Interfacing into SAP Modules PP, QM, MM and SD. 

MES Lead on LIMS Project (2011) Implementing LIMS with MES Interfacing at Chrome Smelters. 

LIMS Implementation with MES Interfacing at Chrome Mines (2016) and

MES Lead on Access Control with Auto-Weighbridge Project from 2017.



BSc Mathematical Sciences Degree Majoring in Computer Science and Informatics (2002) at RAU. 

One of the Top Students completing Certificate Programme in Business Analysis (2012).

 Middle Management Programme with Distinction at NWU (2015).

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Keith Flynn

AspenTech - Sr. Director, Product Management

Keith is a certified Professional Engineer, with a B. Eng in Electrical Engineering, as well as a B. Science and Certificate of Applied Science.  With over 25 years of industry experience, the insight helps with product development ensuring the products integrate the latest technical capabilities and deliver the most effective results for our customers.  Keith joined ApenTech in 2017 as part of the RtTech Acquisition. 


Jan Jansen van Vuuren

4Sight AccTech - Sales Director

Jan Jansen van Vuuren, Sales Director @4Sight AccTech Systems has a demonstrated history of working in the information technology and services industry alongside Small, Medium and Large businesses across Africa, Middle East and Europe. After spending more than 13 years in the ERP and Sales environment, Jan has a clear understanding of business needs around integrated applications to manage the business and automate many back office functions related to technology, services and human resources.

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Eugene Cronje

4Sight AccTech - Process Automation Manager

Eugene Cronje , is the Business unit manager for ModernFlow (Process Automation Solutions) 15 years’ experience in digitally transforming businesses focusing on various industries  Mining , Public sector and telecommunications and now on Operational technologies and Information technologies Convergence.

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Lorette Roos

4Sight AccTech - Solution Architect

Lorette has in-depth product and business knowledge with more than 10 years of industry experience in the information technology and manufacturing industry.  Lorette has fully grasped the rise of digital transformation, appreciating and understanding its importance in different ways. She shares her advice with those who need it most, while continuing to sharpen her knowledge on disruptive technology, particularly how it influences society.

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Bernard Ford

Acumatica at 4Sight One Channel - Director

Bernard has over 20 years experience in delivering ERP solutions to mid-size organisations and was an early adopter of “true-cloud” technologies.
Bernard has vast experience in most sub-vertical sectors including distribution, manufacturing, projects, construction, mining, retail, ecommerce  and field service and brings this knowledge to the Post-Modern, cloud-based business solutions environment.

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Johann Kraft

4Sight AccTech - Director: Microsoft Applications

Johann Kraft, Director: Microsoft Applications at 4Sight AccTech Systems,  has  over 20 years of experience in delivery of  ERP Solutions across Africa, North and South America and Europe. He is a certified Microsoft Business Application Solution architect and Microsoft Trainer.


Hein Pieterse

4Sight AccTech - Business Unit Manager - Fixed Assets

Hein Pieterse has experience working with finance, IT and operations across all industries.  With 11 Years of specializing in fixed assets management, capital planning and asset expenditure control, Hein has an insight into where enterprise asset management can enhance a business, and how to optimize the management thereof. 

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Louis Croukamp

4Sight AccTech - Dircetor of HR Solutions

Louis Croukamp is the Director of HR solutions at AccTech Solutions part of 4Sight Holdings. With 15 years’ experience in Payroll & HR software sales throughout Africa, Louis has built a wealth of experience to provide a total solution to all size companies. HR & Payroll will always have standard features in order to pay their employees correctly and on time. But lately the focus has shifted to adding tools to the customers’ HR solutions that are closing the gaps on their requirements like automating processes and delivering proper management packs and dashboards.


Keenesh Arnachellan

4Sight BluESP - Mechanical Engineer - Asset Performance Management (APM)

Keenesh holds a masters degree in mechanical engineering from the university of Pretoria specialising in gas turbine aerodynamics. Keenesh joined the BluESP APM team in 2019 and has previous experience at Deloitte as a data analyst as well as the petrochemical industry as a design engineer. Since joining BluESP, Keenesh has been extensively involved in various predictive maintenance and multivariate analysis projects for the petrochemical, mining and metals industries.

Keenesh is also certified as a Aspen Mtell user.


Raeeza Khan

4Sight BluESP - APM Engineer

Raeeza is a APM Engineer at BluESP, involved in various predictive maintenance projects in the MMM industry. She holds a Chemical Engineering degree from Stellenbosch University, with previous experience in the steel industry. 

Raeeza is also certified as a Aspen Mtell user.

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Peet Horn

4Sight AccTech - Business Unit Manager

More than 25 years of experience in IT, mostly in data Management.

More than 15 years of ETL, data integration and data governance experience with strong SQL knowledge.  Peet specialise in holistic Information Management consulting. Starting from the business questions or challenges and architecting the required solution to deliver on defined business outcomes. Peet has deep practical experience with data integration patterns, data profiling and data quality assessment, Information Governance, Operational reporting and Business Intelligence implementations. Strengths include but are not limited to Business Analysis, Technical Analysis, Team leadership, Solution Design, Architecture, and Data Modelling.


Jannie van Aswegen

4Sight AccTech - Divisional Director: Software and Application Development

Jannie van Aswegen has been creating software for most of his life and understands what is involved in delivering software successfully.  He also knows what it takes to do it really well.  Passionate about ever-changing, fast-moving technology and the role of software in today’s digital world, he is driving innovation, adoption, and utilization of platform technologies, agile methodologies and DevOps with developers, to birth new cloud native applications for businesses every day.  Jannie as the Divisional Director for Software and Application Development @ 4Sight | Acctech, is an experienced full stack developer, who has for the last 15 years managed the end-to-end software development cycle of multiple products and solutions, with his team of developers. 


Frans Germishuizen

4Sight AccTech - Lead Product Development: Data Enablement, BI & Analytics at AccTech Systems

Frans Germishuizen has a big passion for data and has been helping and advising businesses on how to manage and utilise their data better. Frans has 9 years’ experience in Data Platform, Data Engineering, BI Reporting,  Dashboarding & Analytics, Data Warehousing,  Enterprise Data Architecture, Data Modelling, Solution Architecture and Data Strategy. Frans specialises in connecting all the aspects of Data Management to your Business Data to achieve an environment where data and information can be trusted and leveraged to transform your way of doing business.

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Willem Daling

4Sight SET - Executive Director

I am an Industrial Engineer and the Executive Director of Operations at SET. I specialise in the simulation of processing plants and mining values chains.  I am passionate about simulation and using simulation to analyse businesses, validate designs, improve performance, and predict future performance.  I have worked throughout multiple industries and countries and pride myself in my work.


I have a B.Eng. degree in Industrial Engineering, and I am currently busy with my M.Eng. degree in Technology and Innovation Management at the University of Pretoria.  My thesis investigates how process digital twins can be applied in the mining industry.


Merinda Westcott

4Sight BluESP - Advanced Process Control Lead 

Merinda is a Chemical Engineer with over 20 years’ experience in the mining industry. She has been involved in the implementation of Advanced Process Control technologies in mining for the past 10 years on sites in Africa, Australia, Canada, and South America. She also held various roles at Impala Platinum including Plant Process Engineer, R&D Engineer, Process Control Engineer and Project Manager specializing in the management of process improvement projects using Process Control technologies. Merinda is currently the Business Leader for Advanced Process Control at BluESP.