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Business Details
Trusted Accounting & Tax Services in Mona Vale & Warriewood
Established in 2002, G Henderson has been delivering professional accounting, taxation, and business advisory services tailored to individual circumstances. Our team combines technical expertise with a personalized approach, serving individuals and businesses across Sydney's Northern Beaches. We specialize in income tax returns, financial accounting, bookkeeping, SMSF compliance, and business startup advice.

As certified advisors for Xero, QuickBooks Online, and MYOB Essentials, we leverage cloud technology to streamline financial processes. Our commitment to community engagement and local initiatives reflects our dedication to both professional excellence and regional growth. With over two decades of experience, we maintain a strong focus on attention to detail and client satisfaction.
Services
Income Tax Returns Financial Accounting Bookkeeping Support SMSF Compliance Business Startup Advice
Highlights and features
  • 20+ years of local accounting expertise on Sydney's Northern Beaches
  • English/German bilingual tax advisory services available
  • Certified cloud accounting advisors for Xero, QuickBooks, and MYOB
  • Personalized approach with attention to detail in every service
  • Active participants in local community events and initiatives
Associations and certifications
  • Institute of Public Accountants
  • Xero Silver Champion Partner
  • QuickBooks Online Advisor
  • MYOB Essentials Partner
  • Reckon Accounts Partner
  • Wave Accounting Partner
Services
Income Tax Returns
We prepare and lodge income tax returns for resident and non-resident taxpayers. Our service includes capital gains tax planning, rental property schedules, and payroll tax returns. We ensure compliance with ATO requirements while optimizing tax outcomes for individuals and businesses.
Cloud Accounting
Specializing in Xero, QuickBooks Online, and MYOB implementations. We offer setup, customization, and ongoing support for cloud accounting solutions. Our services include workflow integration, real-time collaboration, and training to help businesses transition to efficient digital financial management systems.
SMSF Compliance
We provide comprehensive SMSF compliance services including annual audits, trust account audits for real estate agents, and due diligence support. Our team ensures adherence to regulatory requirements while offering strategic advice for self-managed superannuation fund management.
Business Advisory
Assisting with business setup, planning, and compliance requirements. Services include company registration, domain name registration, business software advice, and cash flow management solutions using Xero. We support SMEs from formation through growth phases with tailored strategic guidance.
Bookkeeping Support
Offering periodic and daily bookkeeping services using major accounting platforms. We handle data entry, ledger maintenance, PAYG/GST records, and financial covenant reporting. Our team helps businesses maintain accurate financial records while providing budgeting support and software selection advice.
People
Horst Holzinger
Registered Tax Agent
Qualified Public Accountant with Graduate Certificate from UNE and Advanced Diploma from TAFE NSW. Specializes in SME advisory, cloud accounting, and tax compliance. Holds Public Practicing Certificate and serves as ASIC registered agent.
Questions
What accounting software platforms do you support?
We support Xero (Silver Champion Partner), QuickBooks Online, MYOB Essentials, Reckon Accounts, and Wave Accounting. Our team provides implementation, customization, and ongoing support for these platforms.
Do you offer SMSF audit services?
Yes, we provide full SMSF compliance audits, trust account audits for real estate agents, and due diligence support. Our team holds the necessary certifications for superannuation fund audits.
Can you assist with business startup requirements?
We offer comprehensive business startup support including company registration, domain name registration, software selection, and cash flow management solutions using Xero.
Are you qualified tax agents?
Yes, our team includes registered tax agents with the Institute of Public Accountants. We handle tax compliance for both resident and non-resident taxpayers.
Do you provide cloud accounting solutions?
We specialize in cloud accounting implementations for Xero, QuickBooks Online, and MYOB. Our services include system setup, workflow integration, and real-time collaboration with clients.
What areas do you service?
Based in Mona Vale/Warriewood, we serve clients across Sydney's Northern Beaches. Our cloud accounting capabilities allow us to support businesses throughout Australia.