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Business Details
Trusted Accountants and Bookkeeping Services on the Central Coast
Symmetrii is a full-service Bookkeeping and BAS Agency established to provide transparent, cloud-based accounting solutions for small to medium businesses. Our team of registered BAS agents and bookkeepers specialises in ATO compliance, payroll management, cash flow forecasting, and NDIS plan management. With over two decades of combined experience in financial services and international business operations, we deliver tailored solutions to streamline financial processes. Our cloud accounting systems offer real-time data access, enabling agile decision-making while ensuring compliance with regulatory requirements. We work closely with clients across the Central Coast, Sydney, and Newcastle, offering on-site or remote support through platforms like XERO.

Our expertise extends to new business start-ups, helping entrepreneurs navigate ABN registration, GST compliance, and workplace health and safety obligations. We prioritise transparency, efficiency, and client education, explaining complex financial data in accessible terms. Our dedication to continuous improvement has made us a trusted partner for businesses seeking reliable financial management. We pride ourselves on delivering timely, accurate services, including BAS lodgement within two working days, and supporting clients through government grant applications and legislative changes.
Services
Bookkeeping BAS Preparation Payroll Services NDIS Plan Management New Business Start-Ups
Highlights and features
  • We provide real-time cloud accounting with 100% transparency for informed decision-making.
  • Our team includes registered BAS agents with international financial services expertise.
  • We guarantee timely BAS lodgement and compliance with ATO regulations.
  • We specialise in cash flow forecasting to help businesses manage financial challenges.
  • We offer tailored solutions for new business start-ups, including compliance guidance.
Associations and certifications
  • ATO Registered BAS Agent
  • NDIS Registered Plan Manager
What people say
Professional Management Services Reliable bookkeeping Knowledgeable and Personable Essential part of our business Stress-free processes
Services
Bookkeeping
Our cloud-based bookkeeping services provide real-time financial tracking for businesses. We manage transactional data, generate reports, and ensure accurate records for ATO compliance. Clients access up-to-date financial insights to support strategic decisions.
BAS Preparation
We prepare and lodge BAS/IAS statements with full ATO compliance. Our team ensures accurate reporting of GST, PAYG, and other tax obligations. Timely lodgement helps businesses avoid penalties and maintain financial transparency.
Payroll Services
We handle payroll processing, superannuation contributions, and employee entitlements. Our services ensure compliance with employment agreements and NES requirements. Businesses receive efficient payment systems and accurate record-keeping.
New Business Start-Ups
We assist entrepreneurs with ABN registration, GST compliance, and business structure decisions. Our guidance covers workplace health and safety obligations, insurance requirements, and accounting system setup for new ventures.
NDIS Plan Management
As registered NDIS plan managers, we handle budget tracking and invoice processing for participants. Our team ensures compliance with NDIS guidelines and provides financial clarity for disability support services.
People
Sue Esplin
Management Consultant & Registered BAS Agent
With international experience in financial management, Sue leads Symmetrii's team. She specialises in cloud accounting, ATO compliance, and business workflow automation. Her client-focused approach simplifies complex financial processes for businesses.
Questions
What accounting services do you offer?
We provide bookkeeping, BAS preparation, payroll management, NDIS plan management, and new business setup assistance. Our cloud-based solutions ensure real-time financial visibility and ATO compliance.
How does NDIS plan management work?
We handle budget tracking, invoice processing, and compliance reporting for NDIS participants. Our team ensures timely payments and adherence to NDIS guidelines for disability support funding.
Do you support businesses outside the Central Coast?
Yes, we work with clients in Sydney, Newcastle, and remotely across Australia. Our cloud accounting systems enable seamless collaboration regardless of location.
How do you ensure ATO compliance?
Our registered BAS agents prepare accurate tax statements and lodge them on time. We stay updated on legislative changes to maintain compliance for GST, PAYG, and business activity reporting.
Can you help with business start-up requirements?
Yes, we guide new businesses through ABN registration, tax compliance, payroll setup, and workplace obligations. We provide tailored solutions to establish strong financial foundations.
Is there a free consultation available?
Yes, we offer a free initial consultation to discuss your business needs. This helps us create a customised financial management plan for your specific requirements.
Reviews (3)
Emma McDonald
Oct 14, 2019 Report
Sue and her wonderful team are very professional and knowledgeable. For any business that needs peace of mind keeping their business on track and profitable Symmetrii is your go to team. Highly recommended.
Geoff Neilson
Sep 09, 2019 Report
Without a doubt, Sue & her Team at Symmetrii are one of the most Professional Management Services Groups in operation. Sue looks after several of my Clients and keeps them all well informed & up-to-date. Her dedication to helping Businesses stay on track is exceptional. Well done.
Jo Scholz
Nov 22, 2018 Report
Sue @ Symmetrii is my invaluable business guide and workflow manager, if it wasn't for her my business wouldn't be running very well - if at all.