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Sustainability Project Execution & Technical Audit Services | DEISO
Sustainability Project Execution & Technical Audit Services | DEISO
DEISO

Sustainability Project Execution, Technical Audit & Compliance DEISO is an execution-led sustainability company delivering compliance-ready LCA, Scope 3, PCF, and EPD projects—supported by structured data systems, expert validation, and decision-focused sustainability intelligence. .deiso-core-statement { background: linear-gradient(135deg, #0b3c5d 0%, #094971 60%, #0e5f8c 100%); border-radius: 20px; padding: 50px 30px; margin-bottom: 50px; text-align: center; box-shadow: 0 18px 40px rgba(9, 73, 113, 0.18); position: relative; overflow: hidden; } .deiso-core-title { font-size: 34px; line-height: 1.3; font-weight: 900; color: #ffffff; margin-bottom: 18px; letter-spacing: -0.4px; } .deiso-core-text…

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openLCA Professional Coaching for Experienced Users | DEISO
openLCA Professional Coaching for Experienced Users | DEISO
DEISO

training programs and dedicated coaching. This service is designed for experienced users who already have a solid understanding of openLCA and want to strengthen specific skills or learn new topics through focused, one-to-one expert-guided coaching sessions—not a full training program. Explore training programs for professionals and organizations seeking comprehensive learning across foundational, intermediate, and advanced levels. At the same time, many openLCA users do not require a complete training pathway. They already have practical familiarity with the software and instead…

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998 665 DEISO
GaBi (LCA for Experts) Coaching for Professionals | DEISO
GaBi (LCA for Experts) Coaching for Professionals | DEISO
DEISO

training programs and dedicated coaching. This service is designed for experienced users who already have a solid understanding of GaBi and want to strengthen specific skills or learn new topics through focused, one-to-one expert-guided coaching sessions—not a full training program. Explore training programs covering foundational to advanced levels for professionals and organizations seeking comprehensive, step-by-step development. At the same time, many GaBi users already possess working knowledge of the software and require something different: precision-focused coaching in selected technical or…

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998 665 DEISO
SimaPro Advanced Coaching for Experienced Users
SimaPro Advanced Coaching for Experienced Users
DEISO

training programs and dedicated coaching. This service is designed for experienced users who already have a solid understanding of SimaPro and want to strengthen specific skills or learn new topics through focused, one-to-one expert-guided coaching sessions—not a full training program. Explore training programs are suitable for individuals and teams who want comprehensive, progressive learning from the ground up or through a structured curriculum. However, not all professionals need full training. Many practitioners already have prior knowledge of SimaPro and do…

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998 665 DEISO
How to Calculate Scope 3 Emissions (GHG Protocol Guide)
Blog Posts
How to Calculate Scope 3 Emissions (GHG Protocol Guide)
DEISO

How to Calculate Scope 3 Emissions: A Practical Guide Based on the GHG Protocol Organizations worldwide are increasingly required to measure and report greenhouse gas emissions across their value chains. While Scope 1 and Scope 2 emissions are often relatively straightforward to quantify, Scope 3 emissions typically represent the largest and most complex portion of a company’s carbon footprint. In many industries, Scope 3 emissions account for 70–95% of total corporate greenhouse gas emissions. As a result, companies are under…

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1500 1061 DEISO
Carbon & GHG Accounting Training (Scopes 1–3) | Scope 3 & PCF Training
Carbon & GHG Accounting Training (Scopes 1–3) | Scope 3 & PCF Training
DEISO

Scope 3 Emissions & Product Carbon Footprint (PCF) Develop practical expertise in carbon accounting, Scope 1–3 emissions quantification, and product carbon footprint (PCF) analysis based on the GHG Protocol framework. This instructor-led training equips sustainability professionals, engineers, and consultants with the skills required to calculate emissions, analyze supply chain impacts, and develop reliable corporate greenhouse gas inventories. Explore DEISO Certification Programs Participants may choose to take an optional certification examination. Certification is available for both on-site and off-site training programs.…

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1500 1061 DEISO
Dr. Mahdi Ikhlayel, Ph.D. — Lead Instructor
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Dr. Mahdi Ikhlayel, Ph.D. — Lead Instructor
DEISO

Lead Instructor Dr. Mahdi Ikhlayel, Ph.D. Dr. Mahdi Ikhlayel is the Director of Research and Development (R&D) at DEISO, Japan, and the lead expert consultant and trainer behind DEISO’s sustainability and Life Cycle Assessment training programs. He holds a Ph.D. in Sustainability Science from The University of Tokyo and combines academic research with industry consulting experience in environmental sustainability, Life Cycle Assessment (LCA), and environmental systems analysis. With more than 13 years of professional experience, Dr. Ikhlayel has worked across…

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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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Engineering the Future of Sustainable Performance

Execute Sustainability Projects
Full technical responsibility for LCA, Scope 3, PCF, and EPD execution under real-world conditions.
Initiate Technical Audit
Identify data gaps, inconsistencies, and risks before submission or verification.
Start Rapid Review (48–72h)
Stabilize time-sensitive sustainability work and reduce technical risk under tight deadlines.
Access Compliance Support
Structured execution aligned with regulatory, disclosure, and standards requirements.
View Solutions
Integrated sustainability systems combining execution, intelligence, and digital infrastructure.
View Services
Full portfolio across LCA, GHG, ESG, PCF, EPD, and technical validation.
View Case Studies
Real project execution and technical outcomes across industries and regions.
Ask DEISO AI
Identify the right execution pathway using AI-assisted sustainability intelligence.
Find the Right Service
Match your project scope with the appropriate execution or validation service.
Request Project Proposal
Submit your requirements for a structured proposal aligned with your technical scope.
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