KATY, TX, January 06, 2026 /24-7PressRelease/ -- Janiene Du Plessis has been selected for inclusion in Marquis Who's Who. As in all Marquis Who's Who biographical volumes, individuals profiled are selected on the basis of current reference value. Factors such as position, noteworthy accomplishments, visibility, and prominence in a field are all taken into account during the selection process.

Ms. Du Plessis is recognized for her distinguished three-decade career in business consulting and program management, marked by a consistent record of leadership and operational excellence. In her current capacity as a volunteer business consultant and program manager with Business Consulting since 2025, she assists the director in establishing foundational business processes for a new venture. Her responsibilities include ensuring effective communication with clients and meticulously planning upcoming tasks, reflecting her expertise in program management.

Prior to this role, Ms. Du Plessis served as a senior credit controller at Smith from 2023 to 2025. For the preceding two years, she was a business consultant at Business Consulting, where she provided strategic guidance to clients, focusing on optimizing business processes and enhancing operational efficiency. Her consultative approach enabled organizations to achieve measurable improvements in performance.

From 2020 to 2021, Ms. Du Plessis was an IT project manager at UPay Technology Limited in Katy, Texas, after contributing as a client relations specialist at Business Consulting for two years. She fostered strong relationships with clients, addressed their concerns and facilitated seamless communication between stakeholders. Her interpersonal skills were instrumental in building trust and loyalty among clients. From 2017 to 2020, she entered entrepreneurship and operated as a self-employed professional with Italtile Limited in South Africa, simultaneously working as a quality assurance specialist at KPMG in South Africa.

Ms. Du Plessis's most significant professional achievements were realized during her tenure as senior manager at Accenture in South Africa from 1990 to 2016. She led a program comprising 130 team members for a logistics client, focusing on systems development and maintenance. Despite the challenges inherent in managing such an extensive initiative, she successfully met all targets while remaining within budget—a testament to her exceptional leadership and organizational skills. Additionally, she played a pivotal role in quality process improvement by ensuring that all projects adhered to established methodologies and procedures. Her efforts were critical in preparing Accenture South Africa for Capability Maturity Model Integration (CMMI) and International Organization for Standardization (ISO) assessments and certifications, securing compliance with these globally recognized standards. Implementing best practice processes throughout the organization stands as her most meaningful accomplishment.

Ms. Du Plessis's academic foundation includes a Bachelor of Commerce in informatics from the University of Pretoria in South Africa, earned in 1990. Her commitment to professional development is further demonstrated by her completion of the Syntrio US Workplace Harassment and Discrimination Multi-State 60 certification through Mitratech Inc.

Beyond her professional pursuits, Ms. Du Plessis is civically engaged as a volunteer at her local church and at her children's school, reflecting her commitment to community service and youth development. In her free time, she also enjoys walking, cooking and practicing natural health approaches.

Overall, Ms. Du Plessis attributes her achievements to her faith in God as well as the unwavering support of her husband and family—factors she considers central to her ongoing success. Looking ahead, she aspires to join one of the major consulting firms in the United States within their program management department, aiming to bring the same level of competency she developed during her career in South Africa to new opportunities domestically. She conveys strong confidence in her capacity to make a positive contribution to organizations and seeks to meet every identified need with efficiency and care.

About Marquis Who's Who®:
Since 1899, when A. N. Marquis printed the First Edition of Who's Who in America®, Marquis Who's Who® has chronicled the lives of the most accomplished individuals and innovators from every significant field of endeavor, including politics, business, medicine, law, education, art, religion and entertainment. Who's Who in America® remains an essential biographical source for thousands of researchers, journalists, librarians and executive search firms around the world. The suite of Marquis® publications can be viewed at the official Marquis Who's Who® website, www.marquiswhoswho.com.

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