Professional service in Durban

Welcome to Tunnel Shake Knob

ISO certification consulting in Durban — quality, environmental and safety management systems from gap analysis to audit.

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10+Years of experience

600+Satisfied clients

5 minGuaranteed satisfaction

FAQ

Everything you need to know

At least annually, and often more frequently for larger systems. We help you set an audit schedule that covers every process over the cycle.

Internal audits are your own checks on the system; the certification audit is carried out by an independent accredited body to grant the certificate.

Yes. We help you analyse root causes and implement effective corrective actions that satisfy the certification body.

Gallery

Our Work

A selection of completed projects in Durban and surroundings.

Services

Everything you need in one place

Serving Durban with quality materials and certified professionals.

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ISO 9001 Implementation

Quality management system implementation and rollout.

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ISO 14001 Implementation

Environmental management system and aspects register.

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ISO 45001 Implementation

Occupational health and safety management system.

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Gap Analysis

Assessment of readiness against the ISO standard.

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Internal Audits

Regular internal audits to maintain compliance.

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Certification Readiness Review

Final check before the certification body's visit.

Reviews

What our clients say

Real reviews from Durban clients.

Simphiwe Cele

★★★★★

"Sable guided our ISO 9001 project with real clarity. Certification went through cleanly thanks to their expertise."

Denise Pretorius

★★★★★

"Their internal audits are thorough and constructive. We stay certification-ready all year now."

About Us

Tunnel Shake Knob — Your trusted partner in Durban

Tunnel Shake Knob has supported Durban organisations since 2016. We guide clients through ISO 9001, ISO 14001 and ISO 45001 implementation and maintain their systems with regular internal audits. Our consultants focus on clarity and practicality, giving your team the confidence to face any certification assessment.

We serve Durban and surrounding areas with certified professionals and guaranteed work.

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