Seven years. One standard, never diluted.
This is the story of a decision made in 2018 — to build an engineering practice where the most experienced person is never the furthest from the work.
A deliberate proposition, not a fallback plan.
Luxolo Tsoko founded SLS Engineering Solutions with a clear thesis: make senior engineering judgment available to mandates that large multidisciplinary firms consider too small, and that smaller practices are too inexperienced to handle credibly. SLS began as a R3 million turnover firm — director-led from the very first brief.
Kusile, the Freeway, and a SAISC Steel Award.
Luxolo's fifteen years before founding SLS ran through some of the country's most demanding engineering environments — Kusile Power Station and the Gauteng Freeway Improvement Project at Group 5 Construction, then Structural Design at WSP Group Africa's Structures division, including the Fourways Mall Promotions Court Tubular Roof, a 2019 SAISC Steel Award-winning project.
The Director Standard becomes structural, not personal.
Every project SLS accepts is led at director level — not managed from a distance. This is built into how SLS operates: guaranteed director-level judgment at every critical decision point, in the brief, during design, on site, and at handover.
From single mandates to a multi-provincial portfolio.
SLS expanded delivery across Gauteng, KwaZulu-Natal, the Eastern Cape, North West, the Western Cape and into Namibia — carrying institutional mandates for DUT, PIC, Broll Property Group and the Department of Education alongside social housing and civic work, all without lowering the seniority applied to any single brief.
R500 million active, R1.1 billion delivered.
Today SLS carries a national JCDecaux Structural programme spanning South Africa and Namibia, twin campus mandates for Durban University of Technology, ongoing PIC compliance and Broll Property Group refurbishment work, and continued institutional, education and property mandates. As SLS grows, The Director Standard grows with it: the firm recruits and retains specifically to sustain the commitment.
The Director Standard is not a promise made by one person.
"Engineering, at its best, is invisible. Nobody remembers the calculation, they remember that the building stood, the budget held, and the programme was met. That is what we are actually in the business of protecting at SLS: quiet, consistent certainty, on every project we touch."
It is what allows a development manager at a property fund to trust that a Structural assessment reflects fifteen years of experience at landmark scale, not the output of a graduate working under a deadline. It is what allows a procurement committee at a public institution to know that a Civil Engineering sign-off is backed by a Pr.Eng who has personally delivered infrastructure of comparable or greater complexity.
SLS has also built a deliberately forward-looking practice. The firm has integrated AI-assisted tools into its Structural modelling, design review, and quality-control processes, not to replace engineering judgment, but to sharpen it, catching what fatigue or time pressure might otherwise miss.
Director profile.
Luxolo Tsoko is a professionally registered Civil Engineer (Pr.Eng, ECSA) with fifteen years of experience across Structural Design, Civil Engineering, and Project Management. His career before founding SLS ran through two of the most technically demanding engineering environments in South Africa's recent history.
At Group 5 Construction, he worked on Kusile Power Station and the Gauteng Freeway Improvement Project — national infrastructure programmes of a scale and complexity few engineers in the mid-market consultancy space encounter firsthand. At WSP Group Africa's Structures division, he moved into Structural Design, contributing to the Sun International Time Square Casino and the Fourways Mall Promotions Court Tubular Roof — a 2019 SAISC Steel Award-winning project.
Since founding SLS in 2018, Luxolo has personally led the Durban University of Technology campus upgrade programmes in Durban and Pietermaritzburg, the Dukathole retail development in Aliwal North, and a wide range of building refurbishments across the country.
He also leads SLS's ongoing investment in digital engineering practice — incorporating AI-assisted design review, modelling and quality-control tools into the firm's workflow, so that director-level judgment is supported by, rather than diluted by, the pace of modern delivery.
Non-executive directors.
Bridget is a Banking & Finance lawyer in Johannesburg. She is the chairperson of the Future Leaders Network, under the auspices of the International Project Finance Association.
Bridget focuses her practice on various forms of debt finance, including project finance and leveraged loan facilities. She has experience in drafting facility agreements, security documents and other finance documents for various debt finance structures, and has counselled project sponsors and finance parties on energy and infrastructure projects — particularly renewable energy projects focusing on solar, CSP, wind energy and biomass plants under the South African Renewable Energy IPP Procurement Programme.
Bridget has been recognised by Legal500 as a Rising Star in Banking & Finance, South Africa, 2020. In 2019, she was shortlisted in the African Legal Awards, Private Practice Rising Star Award. Before that, she was recognised as a Next Generation Lawyer for Banking & Finance, South Africa by Legal500 from 2017 – 2019.
Nokuthula Manana is an exceptional senior manager with 15 years of proven success leading and managing complex business transformation projects, solution and process engineering, risk analysis and management, and tax compliance. In her past experience, Nokuthula has excelled in driving corporate governance and change management, bringing deep industry expertise in finance, construction, corporate governance and investment management — gained from consulting and advisory roles for the private sector, government, and small and medium enterprises.
Nokuthula is passionate about making an impact that matters in everything she does, particularly around issues that improve the human experience. She currently works with entrepreneurs, assisting them to improve their businesses and attain their goals, and is exceptional at finding gaps and turning them into business opportunities.
Nokuthula seeks to contribute improved revenue growth and support stability at both Board and Executive levels of companies. She holds various professional qualifications as a member of both SAIBA and SAIT, and an additional Certificate of Board Leadership obtained from GIBS.
Our registrations and certifications.
Professional Registrations
- Engineering Council of South Africa (ECSA) — Pr.Eng (Civil)
Industry Memberships
- Consulting Engineers South Africa (CESA)
- South African Property Owners Association (SAPOA)
- South African Institute of Black Property Practitioners (SAIBPP)
- Green Building Council South Africa (GBCSA)
Quality & Business
- ISO 9001:2015 — Quality Management System
- Level 1 B-BBEE status
- Central Supplier Database (CSD)
- COIDA
- VAT registered — SARS
