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Our Team

Nikhil Datta

Managing Partner 
Practice Head, Strategy

Nikhil has over 20 years of expertise in corporate and business unit strategy, operational turnarounds, capital planning and optimisation, sustainable cost reduction and throughput improvement, working with some of the largest multinationals in Africa, Asia and Australia.  In addition to being Managing Partner, Nikhil heads DB & Associates’ strategy practice, advising clients across a range of industries including media, manufacturing and mining.

 Halvor Rosholt  

After graduating from the University of Cape Town with an Economics Degree, Hal spent two years in the Barlow Group in the UK before returning to South Africa to join the Rennies Group, where he was involved in their shipping and transport, travel, and trucking division.  He later spent two years on secondment in Taiwan and Hong Kong with Rennies’ then parent company, Jardine, Matheson & Co, in their ship owning and agency subsidiaries.  He returned to South Africa to rejoin the Barlow Group, and for the next few years ran businesses including metal fabrication, appliance manufacturing, timber merchanting and, finally in the unbundled Nampak Group, security printing.  Appointed later to run Nampak’s environmental and corporate affairs portfolios, he spent five years in the Group Head Office, before striking out on his own, consulting within the tourism industry to the Hollard Group. 

Maritza Smith

Maritza is a dedicated and skilled administrative professional with a versatile support skillset developed over 14 years as an Executive Personal Assistant.  She started her career as a cashier and with lots of hard work, determination and self-motivation, she sculpted her career, climbed the corporate ladder and now works side-by-side with senior executives.

Chris Rosholt

Since graduating with an MBA from the University of Witwatersrand School of Business, Chris has spent more than 40 years primarily in the mining and steel related industries in South Africa, the USA, Zimbabwe, China and Japan.  He is currently assisting a significant South African engineering company re-enter the Zimbabwean market after an absence of some years. 

Tamara Griffin

Tamara is a Business Development Advisor with over 12 years of experience in a variety of sectors.  She has worked internationally, both for a local British government organisation and more recently for the international trade office of the British Government in South Africa.  There she headed up the Inward Investment team developing business opportunities for South African companies looking to invest internationally.  Tamara is now broadening her experience in the private sector and offering her expertise by identifying new business prospects for DB & Associates' team of specialists.

 Norman Keel 

Norman has 10 years of experience in operations management consulting in a broad spectrum of industries from financial services to mining.  His consulting career incorporates over 20 implementation projects with various improvement goals in mind.  He previously has had lengthy workspells in the banking sector as well as in the publishing industry. 

Marius Lombard

Marius has a strong experience base in manufacturing and mining, combining his analytical skills and first-hand experience of managing large scale projects with significant operational improvement deliverables across various operations throughout Africa.  He has delivered projects in various industries including industrial manufacturing, integrated mining operations, financial services, security services, pharmaceutical manufacturing, metal processing, food and beverage manufacturing, warehousing, retail, logistics and distribution.  In addition to his consulting role at DB & Associates, Marius is also Chief Operating Officer.

Leslie Linström

Leslie is an industrial engineer with over 20 years of management consulting experience in a range of industries such as mining, manufacturing, packaging, processing, life assurance and financial services.  He delivers high-quality outputs based on sound research and analysis related to strategy, decision analytics and support, business process and capacity improvement, financial and risk modelling, and project management.

Anthony Pienaar

Anthony is a driven, dedicated self-starter, who is passionate about achieving results.  This includes assisting organisations to focus on opportunities that will drive improvements in their business performance and results, by using industry recognised best practices.  This is achieved through a process of analysis and definition of the problems, joint solution design and development, and team-based solution implementation.  All backed up with a change management intervention to ensure solution sustainability.

Mervyn Mitchell

As a Consultant in public and private practice, Mervyn has over the last 20 years, completed successful projects in sectors such as health, automotive manufacturing, FMCG, construction and financial services.  This experience covers a host of aspects from cost reduction exercises to productivity and business process improvement.  He has worked in the maintenance field as well as the production environment and has a specialised skillset in short-term project improvements such as annual maintenance shut-downs.  He has performed these functions internationally, in Africa as well as in South Africa.

Sherina Januk


Sherina has vast experience in the financial services and management consulting industry, with over 17 years combined.  She has managed teams in the banking sector ensuring that compliance and risk is matched to industry standard.  She was also instrumental in many successful projects across diverse industries within financial services, manufacturing, retail and natural resources throughout Sub-Saharan Africa and internationally.  As a member of the Business Development Team, Sherina offers her wealth of experience and knowledge to identify new business prospects for DB & Associates' team of specialists.

Themba Ngcobo  


Themba is an experienced mining engineer with a demonstrated history of 24 years of working in the mining and metals industry specialising in mining supplies, mining consultation, MMCC preparation course facilitation, concrete pumping, building and construction.  He is skilled in underground mining, surface mining, mining training and construction. He holds a Bachelor's degree focused in Mining and Mineral Engineering from the University of Johannesburg and is a holder of Mine Manager’s Certificate of Competency. 

Thapedi Kgodungwe


Thapedi is a business process improvement specialist with seven years of consulting and industry experience.  His expertise includes training design and delivery, evaluation, testing, organisational development, management, marketing, project management, and performance improvement.  He has led several process improvement efforts as identified through business reviews and “as is process” to map the new process improvements with control and optimisation strategies.

Pam Lewis

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Pam has 18 years of experience in organisational development across various industries.  Her expertise extends to people, processes and systems in key areas of organisational analysis and design, talent management and capability assessment, and related project design and management.  Pam now offers her wealth of expertise, knowledge and experience as an Associate at DB & Associates helping businesses deliver value, unlock potential and motivate individuals and teams towards personal and collective growth and success.

Sonja Lombard

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Sonja has 30 years of experience in management and operations at executive level both in the private and public sector.  Her professional strengths lie in strategic marketing, client relationship management, facilities management, project management, business management, financial management, strategic management transformation, and change management.  With a demonstrated and impressive success record, Sonja now offers her wealth of expertise, knowledge and experience as an Associate at DB & Associates helping businesses transform and optimise their operations.

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