Toggle search modal
Toggle form modal
Toggle social modal
Toggle side area
More details

LCA

Life Cycle Sustainability Assessment (LCSA) for Funded Academic Projects
Announcements
Life Cycle Sustainability Assessment (LCSA) for Funded Academic Projects
DEISO

Introducing Life Cycle Sustainability Assessment (LCSA) — Integrated Environmental, Social, and Economic Analysis for Funded Academic ProjectsMost sustainability studies still operate in silos.Environmental impact is assessed separately.Social risks are treated independently.Economic analysis is often disconnected from both.This fragmentation limits the value of research outcomes.Life Cycle Sustainability Assessment (LCSA) solves this.DEISO now supports LCSA for funded academic and research-driven projects through an integrated, openLCA-based framework that combines:Social Life Cycle Assessment (S-LCA) — stakeholder risk, social hotspots, and supply chain exposureLife Cycle…

Read more
998 665 DEISO
DEISO Announces 13 Pre-Submission Audit & Advisory Services for ESG, GHG, LCA & PCF
Announcements
DEISO Announces 13 Pre-Submission Audit & Advisory Services for ESG, GHG, LCA & PCF
DEISO

DEISO Announces 13 Pre-Submission Audit & Advisory Services to Strengthen Sustainability Governance and Verification Readiness In today’s regulatory, procurement, and investor-driven environment, sustainability reporting alone is no longer enough. Organizations are increasingly expected to demonstrate methodological integrity, data traceability, internal control, and audit-ready documentation across ESG disclosures, GHG inventories, Life Cycle Assessment (LCA), Product Carbon Footprint (PCF) studies, and Environmental Product Declarations (EPDs). To respond to this growing market need, DEISO announces its structured portfolio of 13 Pre-Submission Audit &…

Read more
1000 1000 DEISO
EPD Development Mistakes That Delay Verification (And How to Avoid Rework)
Blog Posts
EPD Development Mistakes That Delay Verification (And How to Avoid Rework)
DEISO

Environmental Product Declaration errorsPCR interpretation riskmulti-site advisory if:Your product system has multiple co-productsYou operate across multiple production sitesYou are preparing for EU construction marketsYou lack internal LCA governance expertiseYou have experienced verification delays previouslyEPD execution without a governance structure increases exposure to:Tender disqualificationPublication delaysCredibility erosionInternal resource wasteRequest an EPD Scoping ReviewBefore investing in full modeling, many organizations benefit from a structured EPD scoping review.This includes:PCR interpretation validationAllocation risk assessmentMulti-site modeling strategyData quality gap evaluationVerification readiness reviewEPD Verification Readiness FrameworkThis infographic…

Read more
791 527 DEISO
DEISO Successfully Delivers Advanced LCA and EPD Training for Inter Construction (North Macedonia) in Tokyo
Inter Construction company logo
News
DEISO Successfully Delivers Advanced LCA and EPD Training for Inter Construction (North Macedonia) in Tokyo
DEISO

DEISO LLC has successfully delivered two advanced environmental training programs for Inter Construction, a North Macedonia-based engineering company. The programs—Life Cycle Assessment (LCA) Expert+ Training—were conducted onsite at DEISO’s headquarters in Tokyo over five intensive business days, totaling 33 hours of professional instruction. DEISO is pleased to continue supporting companies worldwide on their sustainability and transparency journey, empowering organizations to build capacity in LCA, EPD, and GHG accounting toward global environmental excellence. DEISO LLC. Tokyo, Japan, November 2, 2025

Read more
800 800 DEISO
DEISO and IGSC Sign Strategic Memorandum of Understanding
Institute of Global Sustainability Certification Logo
News Press Release
DEISO and IGSC Sign Strategic Memorandum of Understanding
DEISO

DEISO and IGSC Sign Strategic Memorandum of Understanding Tokyo, Japan – June 15, 2025 — DEISO LLC is pleased to announce the signing of a Memorandum of Understanding (MoU) with the Institute of Global Sustainability Certification (IGSC), an internationally accredited certification and verification body based in South Korea. This strategic partnership marks the beginning of a robust collaboration aimed at advancing global sustainability practices, accelerating innovation, and scaling impact across industries. Under this Memorandum of Understanding (MoU), DEISO and IGSC…

Read more
1442 1018 DEISO
How to Use Normalization and Weighting in LCA: A Complete Guide from Basics to Advanced
Life cycle impact assessment process illustration.
Blog Posts
How to Use Normalization and Weighting in LCA: A Complete Guide from Basics to Advanced
DEISO

GHG emissions = 1.1 Gt CO₂ eqPopulation = 125MNF = 1,100,000,000 / 125,000,000 = 8.8 t CO₂ eq/person/year🔹 Section 7: How to Calculate Normalized ResultsFormula:Normalized Result = LCIA Result / Normalization FactorExample:LCIA = 1200 kg CO₂ eqNF = 8800 kg CO₂ eq/person/year→ Normalized result = 0.136🔹 Section 8: Raw vs. Normalized Comparison 🔹 Impact Category – Raw vs. Normalized Results Impact Category Raw Result Normalized Result Climate Change 1200 kg CO₂ eq 0.136 Acidification 98 mol H⁺ eq 0.217 Human…

Read more
819 819 DEISO
DEISO Officially Launches Its Global Partnership Programs
Global partnership opportunities with Deiso services in Japan.
Announcements News
DEISO Officially Launches Its Global Partnership Programs
DEISO

Global Partnership Programs, a bold initiative designed to expand our worldwide collaboration in sustainability, AI-powered innovation, and environmental intelligence.As a Japan-based leader in Life Cycle Assessment (LCA), GHG accounting, EPD generation, and sustainability training, DEISO is opening its doors to select international organizations, institutions, and technology developers to form strategic, scalable, and mutually beneficial alliances.🌍 Why This Partnership Program MattersIn today’s rapidly evolving environmental landscape, we need strong collaboration to deliver effective, tech-driven sustainability solutions globally. With over 35+ countries…

Read more
819 819 DEISO
Introducing Our New Process Engineering Services — Enhanced by AI
Renewable energy with AI integration illustration.
Announcements News
Introducing Our New Process Engineering Services — Enhanced by AI
DEISO

EPD frameworksInteractive training & knowledge transferSupport for engineering file formats (.bkp, .dwg, .lci, Zolca, and more)🧠 Enhanced by DEISO AI:Visly & Satori AI – Dashboard generation & analyticsSansu AI – Technical storytelling & interactive learningDEISO Copilot – Chat directly with your simulation data🌍 Who It’s For:Energy, chemical, construction, food & beverage, electronics, and sustainability-driven industries looking to cut emissions, reduce costs, and future-proof operations.📢 Visit the full service page:👉

Read more
819 819 DEISO
🚀 DEISO Is Now on Facebook, X, and Instagram — Join Us & Be Among the First to Follow!
DEISO connected to Facebook, Instagram, X, LinkedIn logos.
Announcements News Technology
🚀 DEISO Is Now on Facebook, X, and Instagram — Join Us & Be Among the First to Follow!
DEISO

🚀 DEISO Is Now on Facebook, X, and Instagram — Join Us & Be Among the First to Follow!📱 Follow Us Now on Social Media:Facebook: x.com/deisollcInstagram: LinkedIn (still going strong!): social channels:🌟 Here’s What You’ll Get by Following Us:✨ Early access to exclusive company updates🎓 First looks at new trainings and premium educational programs💡 AI-powered digital product launches & sustainability tools🎁 Special promotions and limited-time discounts✅ Behind-the-scenes content, success stories, and moreThis isn’t just another brand feed — it’s your…

Read more
1024 1024 DEISO
Close
DEISO Contact & Quotation Inquiry
Start Typing
Close

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

Latest News

Engineering the Future of Sustainable Performance

Explore Solutions
Discover integrated digital and strategic solutions designed to address complex sustainability and environmental challenges.
→
Explore Services
Access DEISO’s full portfolio of sustainability advisory, LCA, ESG, GHG, and independent technical review services.
→
Explore DEISO Training
Browse enterprise-grade training programs in LCA, GHG accounting, EPD, ESG, and advanced sustainability software tools.
→
Request a Quotation
Submit your requirements to receive a structured quotation aligned with your scope, technical needs, and delivery model.
→
Book a Strategic Consultation
Schedule a focused consultation to evaluate your objectives, constraints, and potential pathways before quotation or implementation.
→
Our Clients
Explore the types of organizations DEISO supports across industries, markets, and sustainability maturity levels worldwide.
→
Ask AI
Ask Mirai AI to identify relevant services, solutions, and training options based on your business needs and sustainability challenges.
→
Contact
Reach DEISO to discuss projects, request information, or connect with the right team for your technical or commercial inquiry.
→
Live Chat
Start a real-time conversation for quick guidance on DEISO services, training, solutions, or general support needs.
→
WhatsApp Chat
Contact DEISO via WhatsApp for convenient communication, fast follow-up, and direct engagement with our team.
→
Service Finder
Quickly identify the most suitable DEISO service aligned with your organization’s objectives, technical needs, and project scope.
→
Training Finder
Find the ideal training path tailored to your team’s expertise level, tools, industry context, and learning priorities.
→
Advanced Search
Search DEISO’s website more precisely to locate services, sectors, training programs, support pages, and technical resources.
→
Support
Access DEISO support resources, guidance pages, and assistance channels for navigation, platform use, and common inquiries.
→
Subscribe to Mailing List
Join DEISO’s mailing list to receive updates on services, insights, training opportunities, and new sustainability resources.
→
Login
Sign in to access available DEISO digital areas, client tools, or account-based resources and platform functions.
→
Toggle Dark Mode