Pt
Platinum
PRECIOUS METALS PROCESSING
Where deep expertise
meets decisive results.
Independent technical consultant for mining, smelting, refining, recycling and breakthrough technology — serving clients globally.
0+
Years Experience
SA & International
Client Reach
0
Registered Entities
Senior-Level
Throughout
WHO WE ARE
Independent. Experienced. Trusted.
36 Years ExperienceSA & International2 Registered Entities
Solutions 4U is an independent technical consultancy specialising in Precious Metals Processing and Engineering. We bring 36 years of hands-on operational experience to every engagement — from process optimisation, process development and design to breakthrough technology and energy transition strategy.
THE METALS WE WORK WITH
Specialists in the full PGM suite.
Specialists in the Full PGM Suite and Selected Base Metals
Pd
Palladium
Rh
Rhodium
Ir
Iridium
Ru
Ruthenium
Au
Gold
Cu
Copper
Ni
Nickel
Co
Cobalt
Li
Lithium
WHAT WE DO
End-to-end technical expertise.
From early stage feasibility through basic and detailed engineering, process development to commissioning support — senior level technical capability across every phase.
PGM Process Consulting
Refining optimisation and process development for Platinum, Palladium, Rhodium, Ruthenium and Iridium — Senior level Subject Matter Experts.
Process Design & Scale-Up
Lab to commercial scale — basic and detailed engineering, flowsheet development, mass balances, P&IDs, control philosophies and engineering packages. Senior level Subject Matter Expert.
Breakthrough Technology
Disruptive processing technologies — additive manufacturing, novel flowsheets and next-generation separation. Senior level Subject Matter Expert.
Energy Transition & Circular Economy
Green hydrogen, battery materials, spent lithium-ion recycling and sustainability strategy. Senior level Subject Matter Expert.
Pre-Feasibility, Feasibility & Financial Modelling
Pre-feasibility and feasibility studies through to CAPEX/OPEX models — built by engineers who have operated the plants.
Value Chain Integration
Mine to market — production forecasting, pipeline optimisation and Life of Business Plan input. Senior level Subject Matter Expert.
Technical Due Diligence
Investor-grade independent technical review for M&A transactions and capital raises. Senior level Subject Matter Expert.
WHY SOLUTIONS 4U
Independent. Senior. Proven.
Independent Subject Matter Experts
We hold no supplier relationships or equipment affiliations. Every recommendation comes from senior subject matter experts acting solely in your interest.
Senior-Level Throughout
You work directly with Nelsa on every engagement. No juniors, no handoffs after the kickoff call.
SA Roots, Global Reach
Registered in South Africa and Europe. We serve clients globally with a track record built on senior-led delivery from kickoff through close-out.
INDUSTRIES SERVED
Deep expertise across the metals value chain.
Mining & Concentrating
Precious Metals Refining
Pyrometallurgy & Hydrometallurgy
Process Safety
PGM Beneficiation & Circular Economy
Base Metal Refining
Battery Materials & Green Hydrogen
THE TEAM
The people behind the work.
Nelsa Dos Santos Martins
Owner & Principal Consultant
36 years in precious metals processing — from laboratory analyst to Head of Technical at Sibanye Stillwater. Founded S4U in 2020.
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Amelia du Toit
Precious Metals Refineries Design Engineer
Chemical and metallurgical engineer with expertise in green hydrogen, battery materials, HAZOP facilitation and process scale-up.
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Ready to solve a complex process challenge?
Get in touch to discuss your project — no obligation, no sales pitch.
✓ No obligation on initial conversation✓ Senior-level from day one✓ SA & European registered
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