Standards Comparison

    ISO 14001

    Voluntary
    2015

    International standard for environmental management systems

    VS

    WELL

    Voluntary
    2014

    Global certification for occupant health in buildings

    Quick Verdict

    ISO 14001 provides EMS frameworks for environmental performance across industries, while WELL certifies buildings for occupant health via air, water, light. Companies adopt ISO 14001 for compliance and efficiency; WELL for productivity, talent retention.

    Environmental Management

    ISO 14001

    ISO 14001:2015 Environmental Management Systems Requirements

    Cost
    €€€
    Complexity
    Medium
    Implementation Time
    6-12 months

    Key Features

    • Risk-based planning for environmental aspects and opportunities
    • Lifecycle perspective across supply chain impacts
    • Annex SL alignment for integrated management systems
    • Top management leadership and commitment requirements
    • PDCA cycle for continual environmental improvement
    Building Health & Wellness

    WELL

    WELL Building Standard v2

    Cost
    €€€€
    Complexity
    High
    Implementation Time
    12-18 months

    Key Features

    • Mandatory on-site performance verification testing
    • 10 core concepts with preconditions and optimizations
    • Point-based certification tiers Bronze to Platinum
    • Continuous monitoring for air and thermal compliance
    • Evidence-based strategies for occupant health outcomes

    Detailed Analysis

    A comprehensive look at the specific requirements, scope, and impact of each standard.

    ISO 14001 Details

    What It Is

    ISO 14001:2015 is the international certification standard specifying requirements for Environmental Management Systems (EMS). It provides a process-based framework to identify, control, and improve environmental performance while ensuring compliance. Built on risk-based thinking and PDCA cycle, it applies universally across organizations, sizes, and sectors.

    Key Components

    • Clauses 4–10 cover context, leadership, planning, support, operation, evaluation, and improvement.
    • Focuses on environmental aspects, compliance obligations, lifecycle perspective, and continual improvement.
    • Aligned with Annex SL for integration with ISO 9001/45001.
    • Requires documented information for evidence, not rigid procedures; certification via accredited bodies with audits.

    Why Organizations Use It

    • Drives cost savings via efficiency, risk reduction, and regulatory compliance.
    • Enhances market access, stakeholder trust, and ESG reputation.
    • Manages supply chain impacts and builds resilience against environmental risks.

    Implementation Overview

    • Phased approach: gap analysis, policy/objectives, controls, training, audits, certification.
    • Scalable for SMEs to globals; 6–18 months typical.
    • Involves leadership commitment, risk assessment, and PDCA for ongoing audits/surveillance.

    WELL Details

    What It Is

    The WELL Building Standard (WELL v2) is a performance-based certification framework administered by the International WELL Building Institute (IWBI). It focuses on designing, operating, and verifying buildings to advance human health and well-being through evidence-based strategies across indoor environmental quality and organizational policies.

    Key Components

    • **10 core conceptsAir, Water, Nourishment, Light, Movement, Thermal Comfort, Sound, Materials, Mind, Community (plus Innovation).
    • 24 Preconditions (mandatory pass/fail) and 102 Optimizations (point-earning).
    • Built on public health research; certification via Bronze (40 points) to Platinum (80 points) with concept minimums.

    Why Organizations Use It

    • Drives productivity, tenant retention, ESG reporting, and higher rents.
    • Mitigates health risks; complements LEED for holistic sustainability.
    • Builds stakeholder trust through verified outcomes.

    Implementation Overview

    • Phased: gap analysis, scorecard, documentation, on-site verification, recertification every 3 years.
    • Applies to new/existing buildings, all sizes/industries; requires third-party testing.

    Key Differences

    Scope

    ISO 14001
    Environmental management systems, lifecycle impacts
    WELL
    Occupant health, indoor environmental quality

    Industry

    ISO 14001
    All industries worldwide, any size
    WELL
    Buildings, real estate, offices globally

    Nature

    ISO 14001
    Voluntary certification standard
    WELL
    Voluntary performance-based certification

    Testing

    ISO 14001
    Internal audits, external certification audits
    WELL
    On-site performance verification testing

    Penalties

    ISO 14001
    Loss of certification, no legal penalties
    WELL
    Loss of certification, no legal penalties

    Frequently Asked Questions

    Common questions about ISO 14001 and WELL

    ISO 14001 FAQ

    WELL FAQ

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