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Sustainability Audit & Assurance
Independent audit and assurance programmes supporting sustainability standards, certification schemes and organisations seeking credible verification.
NeedleRock
Independent assurance
Sustainability Assurance, Audit & Advisory
Independent expertise helping organisations turn sustainability standards into credible, auditable outcomes.
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Audit
Programme design
Assurance
Evidence-led
What we do
Four connected capabilities, from standard to audit programme to delivered assurance, designed to hold up to scrutiny.
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Audit Programme Design
Designing the methodology, governance, auditor requirements, evidence frameworks and operating models required to turn sustainability standards into robust audit programmes.
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Auditor & Expert Networks
Building and managing multidisciplinary teams of qualified auditors and subject matter experts appropriate to each engagement.
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Sustainability Advisory
Helping organisations translate sustainability objectives, standards and reporting requirements into practical, measurable programmes.
Current Focus
2026
Green Cities & Sustainable Urban Development
NeedleRock is developing and delivering professional audit capability supporting the emerging generation of city-level sustainability and Green City standards.
ESG & Social Sustainability
Advisory and assurance experience covering ESG, social sustainability, responsible sourcing and organisational sustainability performance.
Technology-enabled Assurance
Using specialist assessment and audit technology to improve evidence collection, consistency, transparency and scalability.
Independent.
Experienced.
Evidence-led.
NeedleRock brings together experienced sustainability professionals, auditors and subject matter specialists to deliver credible assurance without building a large traditional consulting organisation.
Senior practitioners only
Standards-aligned methodology
Assembled per engagement
Who we are
Four decades of leadership, applied to audit
NeedleRock is led by Alistair Niederer, a Certified Lead Auditor who currently leads the audit function for the AIPH Green City Standard: its methodology, auditor framework and international delivery model.
Before sustainability assurance, he spent forty years running international operations and technology-enabled service businesses. That commercial background is what keeps audit programmes practical as well as rigorous.
Qualification
Certified Lead Auditor
Discipline
Methodology, governance and evidence framework design
Sectors
City-level sustainability, ESG, responsible sourcing, technology-enabled services
Track record
Board-level and executive roles across international operations and technology-enabled services
Working alongside
Contact
Alistair Niederer
Founder & Lead Auditor
alistair@needlerock.net
For audit programme design, assurance engagements and advisory enquiries.