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Rapid Sustainability Intelligence & Data Review Services (48–72 Hours) | DEISO
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Rapid Sustainability Intelligence & Data Review Services (48–72 Hours) | DEISO
DEISO

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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

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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

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Understanding the Difference Between Life Cycle Assessment (LCA) and Environmental Impact Assessment (EIA) for Engineers and Sustainability Professionals”
Life cycle and environmental impact assessment diagram
Uncategorized
Understanding the Difference Between Life Cycle Assessment (LCA) and Environmental Impact Assessment (EIA) for Engineers and Sustainability Professionals”
DEISO

Real-World ExamplesIn the automotive sector, LCA has been used to evaluate material choices in vehicle manufacturing. For example, switching from steel to aluminum may reduce weight but increase energy use during production. LCA helps balance these trade-offs. In contrast, EIA has been instrumental in assessing environmental damage from oil exploration in sensitive areas. Through detailed field assessments and stakeholder engagement, EIA helped guide remediation, enforce accountability, and inform future planning.

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1228 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

.deiso-global-partnership-launch-block * { box-sizing: border-box; } .deiso-global-partnership-launch-block { width: 100%; padding: 30px 0; background: transparent; font-family: 'Jost', system-ui, -apple-system, "Segoe UI", sans-serif; } .deiso-global-partnership-launch-block .block-outer { max-width: 1200px; margin: 0 auto; padding: 0 24px; } .deiso-global-partnership-launch-block .block-card { position: relative; background: #ffffff !important; border: 1px solid rgba(26,26,26,0.10) !important; border-radius: 22px; padding: 0 56px 48px 56px !important; box-shadow: 0 8px 20px rgba(26,26,26,0.04); overflow: hidden; } .deiso-global-partnership-launch-block .block-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 6px; background:…

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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-social-launch-block * { box-sizing: border-box; } .deiso-social-launch-block { width: 100%; padding: 30px 0; background: transparent; font-family: 'Jost', system-ui, -apple-system, "Segoe UI", sans-serif; } .deiso-social-launch-block .sl-outer { max-width: 1200px; margin: 0 auto; padding: 0 24px; } .deiso-social-launch-block .sl-card { position: relative; background: #ffffff !important; border: 1px solid rgba(26,26,26,0.10) !important; border-radius: 22px; box-shadow: 0 8px 20px rgba(26,26,26,0.04); padding: 56px 56px 48px 56px !important; overflow: hidden; } .deiso-social-launch-block .sl-card::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 6px; background:…

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What is The Difference Between Biogenic and Non-Biogenic Carbon?
Colorful science equipment illustration with flasks and microscope.
Blog Posts
What is The Difference Between Biogenic and Non-Biogenic Carbon?
DEISO

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1366 768 DEISO
The Differences Between Carbon Footprint, Corporate Carbon Footprint, and GHG Accounting
Industrial smokestacks polluting at sunset.
Blog Posts
The Differences Between Carbon Footprint, Corporate Carbon Footprint, and GHG Accounting
DEISO

.deiso-cf-ccf-ghg-block * { box-sizing: border-box; } .deiso-cf-ccf-ghg-block { width:100%; padding:30px 0; background:transparent; font-family:'Jost', system-ui, -apple-system, "Segoe UI", sans-serif; } .deiso-cf-ccf-ghg-block .block-outer { max-width:1200px; margin:0 auto; padding:0 24px; } .deiso-cf-ccf-ghg-block .block-card { position:relative; background:#ffffff !important; border:1px solid rgba(26,26,26,0.10) !important; border-radius:22px; padding:56px 56px 48px 56px !important; box-shadow:0 8px 20px rgba(26,26,26,0.04); overflow:hidden; } .deiso-cf-ccf-ghg-block .block-card::before { content:""; position:absolute; top:0; left:0; right:0; height:6px; background:linear-gradient(90deg,#63976B 0%,#2D8B8A 50%,#008194 100%); z-index:2; } .deiso-cf-ccf-ghg-block .block-eyebrow { display:inline-block; background:rgba(0,129,148,0.07) !important; color:#006675 !important; border:1px solid rgba(0,129,148,0.20) !important; padding:5px 12px !important;…

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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): /
Phone (EN):
Fax: /
Email:

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Get Started with DEISO the Easy Way!

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Seven ways to start

Choose the entry point that fits where you are

Not every visitor knows what they need on day one. These seven onboarding paths cover the full range — from knowing exactly which service you want to starting from a question and letting AI guide you. Pick whichever fits.

1If you know what you needRecommended Find the right DEISO service Match your requirement to the right DEISO service in a few clicks. Filter by LCA, GHG, PCF, EPD, ESG, critical review, S-LCA, waste, circular economy, EIA, and more. Fastest path if you already know the scope. Good for “We need Scope 3 review and pre-submission checks before verification” or “We need an EPD prepared for EN 15804.” Open service finder → 2If you’re building internal capabilityRecommended Explore capacity building programs Match your team to the right DEISO training program — LCA, GHG accounting, PCF, EPD development, ESG reporting, environmental review, ISO 14001, and sector programs. Filter by role, level and format. Good for Teams building in-house LCA, GHG or EPD capability, and organisations aligned with workforce development priorities such as Saudi Arabia Vision 2030. Open training finder → 3If you need technical direction before engagementRecommended Free Technical Evaluation Request an initial technical evaluation for your sustainability requirement before committing to a full engagement. DEISO reviews your project need, technical context, enterprise requirement, reporting objective, and service direction to help identify the right path. Good for Enterprises, suppliers, and public sustainability teams that need technical direction before starting LCA, GHG, PCF, EPD, ESG, or sustainability operating system work. Start free evaluation → 4If you want an answer fast Use quick search Click the search icon in the page sidebar, or press Ctrl Shift Del to open the finder from anywhere on the site. Built for quick keyword lookups when you want results in seconds. Good for Anyone who already knows the term they are looking for — a standard, a service name, a training program — and wants to land on it without navigating. Open quick search → 5If you want to explore in depth Use advanced search Search across the full DEISO knowledge base — services, solutions, methodology, case studies, articles and technical resources. Best for when you want to research first, decide later. Good for Researchers, procurement teams and technical leads comparing methodology depth before opening a conversation. Open advanced search → 6If you’d rather see everything at once Browse the full site map A single index of every page and every article on the site — services, training programs, solutions, methodology, case studies and news. Filter it as you type, or read the structure top to bottom. Good for Returning visitors looking for a page they have seen before, and anyone who would rather scan the whole structure than answer filter questions. Open the site map → 7If you’d rather ask a questionAdvanced Ask Mirai AI DEISO Mirai™ AI Pro is DEISO’s AI guidance assistant. Ask a question about your sustainability need — it maps you to the right service, explains the approach, and hands off to the DEISO team when you’re ready. Try asking “What do we need to prepare for CSRD Scope 3 disclosure?” · “How do we start a product carbon footprint?” · “Which DEISO service fits an EPD project?” Ask Mirai →
Everything else you may need

Explore DEISO further

Not ready to start on a specific path? These pages give you the fuller picture — the core identity, the platform layer, past work, and how to reach the team.

Sustainability Operating Systems DEISO’s core identity — how the operating system model works and why it changes what sustainability execution looks like. Explore → All services The full catalogue of DEISO services across LCA, GHG, PCF, EPD, ESG, and adjacent sustainability execution. See services → Solutions DEISO solutions organised by industry challenge and business outcome — from decarbonisation to circular economy. See solutions → Platforms DEISO Visly, DEISO Spark, and the platform layer that supports every DEISO client engagement. See platforms → Case studies Real DEISO engagements across LCA, GHG, EPD and adjacent programs — with the outcomes clients actually cared about. Read cases → Our clients Enterprises, suppliers and public sustainability bodies DEISO has supported across regions and sectors. See clients → Company profile (PDF) DEISO’s structured company profile — for procurement, tenders and executive review. Open PDF → Contact DEISO Direct contact page with regional and departmental routing — for scoping calls, tenders and partnership discussions. Contact us →
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Request a quotation or send a direct enquiry

When you know the scope and are ready to move, submit a structured request — DEISO will scope the engagement to your context. Direct enquiries can also be sent to

Request a quotation → Email →