Expertise

In a Nutshell

30+
Projects & Systems
6
Countries: CH · AT · DE · LU · NL · FR
1 Decade
in Digital Real Estate
Founder

Project History (anonymised)

From 2016 until today (2026)

Project 19 · Feb 2026 · 50 MD

Global musical instrument and audio group, EMEA branch.

IFRS 16 stabilization and triage — clustered variances, identified root patterns in valuation postings, made the team operational within delivery deadline.

Project 18 · Mar 2025 – Dec 2025 · 80 MD

Top-20 worldwide family-owned trading company.

IFRS 16 structuring in SAP RE-FX — field logic definition, technical implementation sketches for developers, interface and data logic documentation.

Project 17 · Jul 2024 – Jul 2025 · 100 MD

Federal real estate agency.

SAP RE-FX ILM — deletion logic, archiving compliance, mass activities, workshop facilitation for data lifecycle management.

Project 16 · Jan 2025 – May 2025 · 60 MD

Top-20 German housing company.

RE-FX clean core preparation — reversal of Z-adjustments, feasibility assessment for standardisation, on-premise vs. public cloud position paper.

Project 15 · Mar 2024 – Jul 2024 · 60 MD

International energy provider (stock-listed).

SAP RE-FX greenfield in S/4HANA — full-cycle customising incl. IFRS 16, legacy data migration, cross-functional coordination with FI, MM, AA.

Project 14 · Sep 2023 – Apr 2024 · 75 MD

Top-20 European public real estate holder.

Software evaluation for property and asset management — requirements catalogue, market analysis of ~25 systems, vendor shortlisting, SAP LUM workshop with SAP officials.

Project 13 · Sep 2023 – Dec 2023 · 65 MD

Cantonal informatics office, Switzerland.

RE-FX & ILM sub-project management — archiving concept, Swiss data protection compliance, CAFM evaluation (Planon, Speedikon), BIM adoption advisory.

Project 12 · May 2023 – Aug 2023 · 75 MD

Top-10 global medical devices company.

IFRS 16 interim support in S/4HANA Bluefield — vehicle leasing integration into RE-FX, configuration, hypercare stabilisation, handover to internal team.

Project 11 · Feb 2023 – Apr 2023 · 15 MD

European logistics company.

CAFM software evaluation (Planon, Korasoft, Speedikon) and general S/4HANA preparation advisory — requirements analysis, vendor comparison, and readiness assessment.

Project 10 · Aug 2022 – Dec 2022 · MD n/s

Top-10 global telecommunications group.

Technical lead and sub-project manager for XML-based RE-FX interface — IFRS 16 contract data transfer between two SAP systems, international development coordination.

Project 9 · Jun 2022 – Sep 2022 · 60 MD

Largest European shopping centre owner.

Project manager for RE-FX service charge settlement — billing model redesign, settlement unit configuration, multi-company code setup, stakeholder coordination.

Project 8 · Jan 2022 – Jun 2022 · MD n/s

Top-50 German residential real estate service provider.

Project manager for GDPR/ILM implementation in RE-FX — deletion and retention concepts, ILM rule customising, data object analysis for business partners, contracts, and documents.

Project 7 · Sep 2021 – Nov 2021 · 15 MD

Mid-sized property valuation firm.

Advisory on internal digitalisation processes — process analysis, tooling evaluation, and structured recommendations for digital workflow adoption.

Project 6 · Mar 2021 – Aug 2021 · 40 MD

University of Applied Sciences.

Project manager for scientific market study on location analysis systems — coordination of six student sub-projects, evaluation of 12+ platforms, structured scoring model.

Project 5 · Jul 2020 – Feb 2021 · 50 MD

University of Applied Sciences — research mandate by international PropTech vendor.

Project lead for market study on project development tools in DACH — survey design, 800+ respondents, usage pattern analysis, client-tailored reporting.

Project 4 · Feb 2020 – Jan 2021 · 125 MD

Leading European shopping centre operator.

Mass processing of 300+ rental contracts in RE-FX — term extensions, cost allocations, indexation rules, legal compliance checks in coordination with legal and controlling.

Project 3 · Oct 2019 – Apr 2020 · MD n/s

Technical inspection service provider.

RE-FX technical structuring — on-site building surveys, digital mapping of room hierarchies and space usage, integration logic between RE-FX and PM for settlement and maintenance.

Project 2 · Sep 2018 – Sep 2019 · MD n/s

Major German city administration.

SAP RE-FX & LUM application trainer — designed and delivered multi-day training sessions, created curriculum and user handbooks, supported floor plan integration.

Project 1 · Jan 2015 – Sep 2018 · MD n/s

Entry-level consulting, real estate and non-profit sector.

Process digitisation and software advisory — SAP training track (ABAP, FI/CO, MM), DMS/OCR initiatives, BPMN process modelling, comparative software evaluations.

+ 20 smaller projects — consultations and advisory engagements under 5 days, with real estate project developers, property valuers, banks, and shopping centre operators.

About the Founder →

Certified Excellence

Certified on SAP Systems, Requirement-, Project & Service-Management

6 Original-Certificates Click on a Tile to view certificate (birthdate blacked)

ITIL v4
PeopleCert / AXELOS · 2022
Requirement Engineer
IREB · 2020
Scrum Master
Scrum.org · 2021
PRINCE2 Practitioner
PeopleCert / AXELOS · 2022
SAP ABAP Developer
SAP SE · 2020
SAP S/4 HANA
SAP SE · 2022

Technical and Functional Stack

Choose the stack you want [ numbers = (sub-) projects, more detailed stack in member areas]
SAP RE-FX / Contract & Lease Management (CLM)
Topic (number of projects)2nd LevelCustomizingConcepts
Master data architecture (objects, hierarchy, views)176
Business partners & roles (BP, CVI, BDT)484
Contract model & term logic759
Notice, renewal, resubmission rules256
Conditions & condition groups685
Account determination (flow types, account symbols, values)646
Periodic posting & cash flow669
Service charge settlement (SCS)457
Input tax distribution & adjustments7105
FI / CO integration & reconciliation684
Authorizations & transports220
SAP RE-FX Contract & Lease Management (CLM)>40>50>40
IFRS 16
Topic2nd LevelCustomizingConcept
Valuation rules and valuation types363
Condition valuation groups & posting setup333
RoU asset & lease liability (FI-AA integration)332
Run, post & debug valuation (RECEPR, RECEEP, AA594/AA660)3
Transition logic (full / modified retrospective)343
Contract modification & reassessment444
IFRS 16 Accounting Standards in RE-FX & FI-AA192018
S/4HANA, Migration & Fiori
Topic2nd LevelCustomizingConcept
Migration strategy ECC → S/4HANA (Brownfield / Greenfield)13
S/4HANA Migration Cockpit (Direct Transfer) for RE-FX12
Legacy & non-SAP data migration (LTMC, LSMW)253
Customer-Vendor Integration (CVI)227
Data quality & legacy cleanup (Classic RE residuals, orphan objects, client copy inconsistencies)1020
Fiori apps & UI5 extensions for RE-FX225
SAP ILM & Data Privacy (RE-FX / FI focus)
Topic2nd levelCustomizingConcept
ILM core framework, storage & destruction execution148
Archiving objects RE-FX: contracts, conditions, real estate postings138
Archiving objects FI & business partner master data227
Data privacy: blocking, EoP/EoB checks & GDPR data subject rights2T6
Legal Hold, retention basis & RE Classic → S/4HANA migration004
Cross-Cutting Themes (Tech Stack, BDT, Workflow, Other)
TopicProjects
BAdI implementations (BADI_RECN, BADI_RECD, BUS1505, BUS1506)6
BAPI implementations (contracts, conditions, objects)8
BDT (Business Data Toolset) — fields, screens, DB connection9
Z tables and Z programs14
Third-party interfaces (CAFM, DMS)10
SAP Business Workflow / BRF+ for contract approvals1
ALM tooling (Solution Manager, Cloud ALM, Jira, ServiceNow)7