Technical Direction — DEISO Sustainability Technical Leadership

Dr. Mahdi Ikhlayel, PhD — Sustainability Director, DEISO
Technical Direction

Dr. Mahdi Ikhlayel, PhD

Sustainability Director, Sustainability OS Architect & Technical Execution
Bachelor of Electronics & Communications Engineering
Master of Environmental Sciences — University of Tsukuba, Japan
PhD in Sustainability Science — The University of Tokyo, Japan
125+ peer-reviewed publications reviewed · 15+ journals · Publons verified
DEISO's sustainability work is technically directed by Dr. Mahdi Ikhlayel, PhD. His role connects technical execution, sustainability operating system architecture, data workflows, review logic, evidence structure, reporting outputs, and AI-supported decision support.

How DEISO's work is directed

Dr. Mahdi Ikhlayel directs DEISO's technical execution system: methodology design, sustainability operating system architecture, data workflows, calculation logic, review steps, quality standards, and delivery frameworks.

This matters because DEISO does not present sustainability work as isolated reports or disconnected tasks. The work is structured so data, assumptions, methods, evidence, outputs, and decisions can be followed and reviewed.

Technical direction means direct involvement in how the method is built, how data is organized, how review logic is applied, and how final outputs support reporting, verification, customers, tenders, or business decisions.

Areas of direct technical expertise

His technical practice covers what DEISO actually delivers:

Sustainability operating systems & architecture
Data workflows, calculation logic, review steps, evidence structure, reporting logic, governance, capacity building, and decision-support design
System boundary design, ISO 14040/14044 compliant execution, model review, interpretation, and technical reporting
Scope 1–3 GHG Accounting
Emissions data structure, calculation review, Scope 1, Scope 2, Scope 3 workflows, and reporting support
Product Carbon Footprint (PCF)
Product-level carbon accounting for customer requests, procurement needs, disclosure, and reporting requirements
Environmental Product Declarations (EPD)
EPD readiness, data checks, method review, evidence preparation, and verification support
Sustainability data governance
Structured sustainability data, evidence files, review controls, and reporting workflows across ESG, CBAM, CSRD, and compliance needs
Industrial sustainability
Circular economy, cleaner production, resource efficiency, industrial systems, and waste treatment assessment
CO₂ reduction & utilization
Technology assessment, carbon reduction options, utilization pathways, and environmental impact evaluation
Sustainability system digitalization
AI-supported workflows, decision-support tools, dashboard logic, and decision-support system design

The technical logic behind DEISO's tools

DEISO's AI-supported tools and sustainability decision-support systems are designed around real sustainability work, not generic automation. They support how LCA, GHG accounting, PCF, EPD, ESG, technical review, evidence preparation, and reporting workflows are actually handled.

The architecture behind these tools is guided by Dr. Ikhlayel's combined engineering and sustainability background. His role is to define how the systems organize sustainability inputs, route technical questions, support review logic, and help users move from scattered information to clearer decisions.

This keeps the tools connected to expert judgment. AI support is used to organize, interpret, and guide sustainability work, while technical responsibility remains with the expert-led methodology, review process, and system architecture behind DEISO delivery.

Peer review and research contribution

Since 2017, Dr. Ikhlayel has reviewed over 125 peer-reviewed publications across more than 15 international journals — among them the Journal of Cleaner Production, Resources Conservation & Recycling, Waste Management, and Sustainability. He has also reviewed academic book proposals for Elsevier and John Wiley & Sons.

This is not decorative. Sustained peer review at that scale means direct, ongoing exposure to where the field is moving — what methodologies are gaining acceptance, where standards are tightening, what reviewers and verifiers are looking for. That exposure feeds into the standards DEISO applies.

His record is publicly verified on Publons. Publications and academic contributions are available on Google Scholar.

125+
Publications reviewed · Publons verified
15+
International journals · active reviewer
35+
Countries reached across all engagements

Who has engaged DEISO

DEISO's technical programs, capacity-building engagements, and execution-related work have reached professionals and research teams from organisations including:

Saudi Aramco PETRONAS Saudi Electricity Company DuPont de Nemours Teijin Limited Yazaki Corporation GS Caltex Taghleef Industries Swegon Group The University of Tokyo Seoul National University IIT Delhi NTU Singapore TU Dresden WWF
View full client portfolio →
Client Services & Engagement

Speak with DEISO's client services team

DEISO's client inquiries and engagement communication are coordinated by Ms. Yuki Kimura, Client Services Lead. For project inquiries, scope questions, service direction, or next-step coordination, Ms. Kimura is the first point of contact. Technical questions can then be directed to Dr. Ikhlayel when specialist review is needed.

Contact Ms. Yuki Kimura

Clear technical authority. Clear client support.

If you are evaluating DEISO for a sustainability project, technical review, sustainability operating system, or AI-supported sustainability workflow, this page answers two questions: who is technically responsible for the work, and who supports client engagement.

The technical authority is Dr. Mahdi Ikhlayel, PhD. Client services and engagement coordination are supported by Ms. Yuki Kimura.

Contact Info.

English Address:
Level 21 Shiodome Shibarikyu Building
1-2-3 Kaigan, Minato-ku
105-0022 Tokyo, Japan.

Japanese Address:
〒105-0022 東京都港区海岸1-2-3
汐留芝離宮ビルディング21階, 合同会社DEISO.

Phone (JP): 03-5403-6479 / 0488-72-6373
Phone (EN): 070-6969-7700
Fax: 03-5403-6475 / 0488-72-6373
Email: info@dei.so

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