EWMwiki
made it easy!
By Ayhan Akkaya — S/4HANA EWM Global Template Architect & CoE Advisory
30+
YEARS
 
50+
PROJECTS
 
9
INDUSTRIES
 
8
CERTS
 
 
 
Ayhan Akkaya — S/4HANA EWM Global Template Architect & CoE Advisory

Ayhan Akkaya, P.Eng.

S/4HANA EWM Global Template Architect & CoE Advisory

Certified Professional: EWM • WM • LE-WM & EWM Combined
Certified Associate: MM • SD • EAM • BPI • IS-Retail

EWMwiki shares 30+ years of real warehouse implementation experience — across multi-site manufacturing operations on three continents, from raw material receipt through finished goods dispatch.

I design S/4HANA Global EWM Templates that unify operations across plants, distribution centers, and contract manufacturing sites — integrating SAP Quality Management (QM), Production (PP), Transportation (TM/SD), and Plant Maintenance (EAM) into one warehouse logic.

🌐 Global Template 🏭 Multi-Site Mfg ⚗ QM Integration 🏗 Architecture 🚀 S/4HANA 🎓 CoE Advisory
Enterprise Inquiry

For project, advisory or training inquiries — please use the secure form.

✉ Send Inquiry →
🔒 Spam-protected • Response within 48h

What I Deliver

🌐

Global Template Design & Rollouts

Multi-country, multi-site EWM templates that scale.

🏗

Complex Warehouse Architecture

Solutions designed for real operational complexity.

S/4HANA Embedded & Decentralized EWM

Both deployment models, fluently.

🎓

CoE Advisory & Project Leadership

Multi-year programs from blueprint to hypercare.

📚
EXPLORE →

Real SAP EWM Knowledge

Browse the EWMwiki knowledge base — decades of project work.

My SAP WM & EWM Journey

 
1990s
SAP R/2 WM on AS/400
 
1990s – 2007
SAP ECC WM Expertise
 
2008
First SAP EWM Training (Houston)
 
2008 – 2017
EWM 5.1 → 9.4 Implementations
 
2017 – TODAY
S/4HANA EWM Projects (All 1709 to 2025 versions)

Industries I've Served

30+ years across diverse, demanding industries:

💊 Pharmaceuticals
🏥 Medical Devices
🍞 Food
🛒 CPG
✈ Aerospace
🚗 Automotive
🏛 Public Sector
⚡ Utilities
📦 Distribution Centers
9
Sectors
50+
Projects
3
Continents

SAP & Digital Career Training

🇹🇷 TÜRKÇE

Mühendisler için ERP, SAP & Yapay Zeka

Kimya, Gıda ve Endüstri Mühendisleri için hazırladığım bu eğitim, ERP (SAP), dijital dönüşüm ve yapay zeka konularında kariyer geliştirmek isteyenler için pratik bir rehberdir.

Türkçe Kursu İncele →
🌐 ENGLISH

ERP, SAP & AI Career Path for Engineers

This course helps Chemical, Food, and Industrial Engineers understand ERP (SAP), digital transformation, and AI in real business environments.

View English Course →
 
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Why EWMwiki

EWMwiki is created to share real-world SAP EWM knowledge, project experience, and practical solutions — built from decades of hands-on work, not theory.

⚠️
Important Note

Always validate solutions with SAP before applying in your system.

 
 
— SIGNED —
P.Eng. Ayhan Akkaya
S/4HANA EWM Global Template Architect & CoE Advisory
Certified: EWM • WM • LE-WM | MM • EAM • SD • BPI • IS-Retail