About ZES Consulting in Singapore
One consultant.
From start to finish.
We help Singapore businesses get certified, fix the processes that slow work down, and train their teams. The consultant you meet is the consultant who stays with your project.
PSCMC certified · Lead Auditor course: ISO 9001, 14001, 45001 and 27001 · Reply within one working day
Principal Consultant
Nachi Leong
PSCMC (SS 680) certified by TÜV SÜD · Since 2014.
Nachi Leong leads every ZES project. She completed Lead Auditor courses for ISO 9001, ISO 14001, ISO 45001 and ISO/IEC 27001, on IRCA- and Exemplar Global-certified courses, and held IRCA QMS Lead Auditor certification until 2017, with Lead Auditor experience.
From 2021 to 2024, Nachi worked at a global cloud accounting software (SaaS) company, first as a Small Business Specialist and then as a Customer Onboarding Specialist, helping Singapore small businesses and partners adopt and set up cloud accounting software. She holds a Diploma in Business Information Technology from Singapore Polytechnic. Nachi Leong on LinkedIn
- Lead Auditor courses, 2026ISO/IEC 27001:2022, ISO 14001:2026 and ISO 45001:2018 Lead Auditor courses. INTERCERT, Exemplar Global TPECS-certified courses, September 2026
- ISO 9001 Lead Auditor course, 2014ISO 9001 Lead Auditor course, IRCA-certified course (ISO 9001:2008 version), 2014. Held IRCA QMS Lead Auditor certification until June 2017
- Lead Auditor experienceReads your system the way an auditor reads it
- Certificate
- Professional Singapore Certified Management Consultant (PSCMC)
- Issued by
- TÜV SÜD, to SS 680:2021
- Certificate no.
- SCMC-2609-P0533
- Valid to
- 15 Sep 2029
- Business areas
- Standards Adoption · Process Redesign · Strategic Brand and Marketing Development
How we work with you
Nachi Leong leads the work and prepares your team for the audit.
One consultant. From start to finish.
Nachi Leong leads every ZES project, so questions about scope, evidence and training go to the person building the work.
A reply within one working day
Send the standard, deadline or training need. We reply within one working day and arrange a short call or site visit where needed.
Well prepared for the audit
100% of ZES bizSAFE Level 3 clients who sat the Risk Management audit have passed it. An independent auditor audits. We prepare you for it.
Our approach
A system that works.
We start with the roles, records and day-to-day tasks that an audit or training programme must address, then develop the system with your team.
- UnderstandHow the work really happens, on site and in the office.
- Find the gapsWhere work slows down, repeats or puts people at risk.
- Build with your teamProcedures and tools written around the way your people already work.
- Put it into practicePrepare you for the audit, or help your team put the new process into practice.
What we do
ISO, bizSAFE, process redesign and training for Singapore teams.
Nachi Leong works with your team across ISO, bizSAFE, process redesign and training, from the first discussion through audit preparation or delivery. We are an ISO and bizSAFE consultancy first. We take on digital and AI projects for existing clients and EDGE-supported projects.
ISO certification
ISO 9001, 14001, 45001, 27001, 22000, 50001 and 41001. We build the system around how your business works, then prepare your team for the certification audit.
Explore ISObizSAFE
bizSAFE Level 3 to Star, for tenders and main contractors. We prepare the Risk Management system with your team and guide you through the audit.
Explore bizSAFEAI Implementation & Process Redesign
We map how the work is done, remove repeated retyping and chasing, then use AI where it helps.
Explore automationTraining
ISO awareness training and practical workshops, so your team understands the standard and how it applies to their work.
Explore trainingRecent work
Hospital laboratories to fashion labels.
A selection of recent projects. Client names are withheld.
Certification and safety
- ISO 9001 implementationHospital laboratory
- ISO 9001, ISO 45001 and bizSAFE Star recertification, plus ISO 14001M&E group, two companies
- Standards adoption across six companiesAutomotive group
- bizSAFE Level 3 renewalHalal food manufacturer
- bizSAFE Level 3 Risk Management systemAir-conditioning and refrigeration contractor
- bizSAFE Level 3 audit preparationProcess plant maintenance contractor
Automation and digital
- Product listing automation across a web store and a marketplaceFashion label
- Lead capture into a CRM: 6,400+ leads over 12 monthsService business
- Shopify website migrationOnline retailer
- Website, brand and marketingFashion accessories brand
- Meta advertising managementConsumer brand
Case study · Automation
A product listing used to take 30 minutes. It now takes under 1 minute.
For a fashion label selling on a web store and a marketplace, we redesigned the listing process and automated the repeated steps, so staff stopped retyping the same product details into each channel.
Client name withheld.Industries
Marine, laboratories, food businesses and online stores.
Recent work includes ISO 9001 certification preparation for a hospital laboratory, bizSAFE Level 3 preparation for food and engineering firms, and automation work for a fashion label.
The first details we need
A short brief gives you a clear next step.
SME directors preparing a tender
Send the ISO standard or bizSAFE level, your tender or audit deadline, and the number of people involved. We reply within one working day. After a short call or site visit, you receive a written quote.
Procurement teams shortlisting consultants
Send the RFQ or scope of work. Our UEN, address and contact details are listed below. We reply within one working day. After a short call or site visit, you receive a written quote.
Corporate L&D teams planning training
Send the training topic, headcount and preferred format. We reply within one working day. After a short call or site visit, you receive a written quote.
Company details
ZES Consulting, Singapore.
- Registered name
- ZES Consulting
UEN 53395413D - Address
- 3 Gambas Crescent, #01-10
Nordcom One, Singapore 757088
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Next step
Tell us where you need help
Send your standard, process or training need, and we will reply within one working day with the right next step.