Years of experience across SAP, procurement and supply chain operations
Our work connects ERP delivery with materials management, inventory, procurement, analytics, automation and role-based training.
Bristones helps organizations select, implement, improve and support enterprise systems, and strengthens the processes, data and people those systems depend on. Bristones LLC is an American company headquartered in Houston, Texas, with subsidiaries in Lagos, Nigeria and Malabo, Equatorial Guinea. SAP MM, PM and FI are our lead towers, each with a Bristones module lead; SuccessFactors, controlling, sales, production, warehouse and integration work is delivered by our in-house consultants or specialist partners, under Bristones accountability.
One accountable team for your systems and operations.
Bristones delivers SAP and ERP services, materials and inventory management, Smart Procurement, analytics, automation and training.
Built on deep SAP MM and materials expertise, we bring together functional consultants and specialist partners around your requirements.
Bristones service leadership
Client coordination, scope, staffing, quality, reporting and escalation.
Functional and operational consultants
Materials and inventory, Finance, Maintenance, HR and SAP SuccessFactors, procurement and warehousing.
Technical and platform specialists
ERP implementation, development, integration, data, analytics, automation and security.
One accountable team across every agreed workstream.
Leadership
Ayotunde Ajiboye is the Founder and CEO of Bristones, a specialist consulting firm focused on SAP Materials Management, inventory governance, and supply chain improvement. He brings more than 18 years of experience across SAP, procurement and supply chain operations, combining technical expertise with a practical understanding of procurement, materials management, warehousing, and operational controls.
His work centers on helping organizations strengthen the connection between their systems, data, and day-to-day operations. His expertise spans SAP MM and Inventory Management, material master data governance, inventory reconciliation, procurement processes, and SAP S/4HANA migration readiness, with particular experience in oil and gas environments. His experience includes SAP MM support and S/4HANA transition work at Trident Energy in Equatorial Guinea, and SAP MM support roles at ExxonMobil and Amdocs.
At Bristones, Ayotunde provides strategic leadership and technical oversight across consulting engagements. He guides teams through operational assessments, data cleansing, physical inventory validation, business process reviews, user acceptance testing, and knowledge transfer. His approach emphasizes clear accountability, collaboration across business functions, and improvements that teams can sustain.
Ayotunde holds a bachelor’s degree in Computer Science and a master’s degree in Procurement, Logistics and Supply Chain Management. He holds SAP certifications in S/4HANA Sourcing and Procurement, S/4HANA Cloud Procurement Implementation, and Procurement with SAP ERP, and is a certified Project Management Professional (PMP).
From Bristones’ headquarters in Houston, Texas, and its subsidiaries in Malabo, Equatorial Guinea and Lagos, Nigeria, he is building a consulting practice committed to reliable data, disciplined processes, and stronger operational performance.
- SAP Certified Application Associate, SAP S/4HANA Cloud Procurement Implementation (2020)
- SAP Certified Application Associate, SAP S/4HANA Sourcing and Procurement (2019)
- SAP Certified Application Associate, Procurement with SAP ERP 6.0 (2016)
- PMP, Project Management Institute (2022)
- CIPS Diploma in Procurement & Supply Operations (2014)
How we work
- 01
Discover
Priorities, stakeholders, current state
- 02
Design
Scope, solution and acceptance criteria
- 03
Deliver
Build, migrate, configure, train
- 04
Validate
Test against the agreed baseline
- 05
Enable & support
Handover, stabilization, ongoing support
Bristones leads client coordination, scope, quality and delivery governance. Responsibilities, data access, acceptance criteria, support coverage and commercial terms are agreed before execution begins.
Bristones exists to strengthen these foundations. Our mission is to restore control, reinforce governance, and build sustainable materials management environments that support long-term operational performance.
We believe materials management is not a back-office function; it is a strategic control environment. Inventory inaccuracies create financial exposure. Poor governance creates operational risk. Weak system configuration creates systemic failure.
Control
Inventory inaccuracies create financial exposure. We restore control across warehouse environments and high-value material structures.
Governance
Poor governance creates operational risk. We reinforce the structures that ensure compliance, reliability, and audit readiness.
Performance
Weak system configuration creates systemic failure. We build sustainable materials management environments that support long-term performance.
Local accountability. Global specialist capability.
Headquartered in Houston, Texas, USA · Subsidiaries in Malabo, Equatorial Guinea and Lagos, Nigeria · Specialist resources worldwide, including India, engaged as projects require.
- Bristones LLC, 13966 Westheimer Rd., Houston, TX 77077, USA
- Bristones S.L, Malabo, Equatorial Guinea
- Bristones Energy LTD, Lagos, Nigeria
HeadquartersHouston, Texas, USA
SubsidiaryLagos, Nigeria
SubsidiaryMalabo, Equatorial Guinea
Let's discuss your priorities.
A 30-minute scoping conversation agrees the priority, the decision-makers and a proportionate first engagement.