Xero Cloud Accounting

"Put this robust accounting software to work for you"


Everything you need to run your business, beautifully See all your bank balances, invoices, bills and expense claims at a glance and add new transactions with a click.


We make your business work better IT’S TRUE… with our Xero Cloud Accounting services, streamlining your accounting processes will mean more business efficiency – leading to reduced operating costs and more time to increase your revenues. And this means greater profitability for you. When you work with us, you’ll find that we don’t just focus on the big things. We look at your business holistically – everything matters, and everything counts in our xero cloud accounting services.

Outsourced Bookkeeping and Account Management

  • More time for your customers. Letting us handle your bookkeeping will free you up to concentrate on the more important aspects of running your business. We’ll deal with all those debits and credits quickly and accurately – and of course, outsourcing those tedious bookkeeping tasks will ultimately help with your bottom line.

Invoice & Receipt Management – keep track of your expenses

Every lost receipt means an unclaimed expense – which means lost money for your business. So it’s important that every invoice, bill or receipt is recorded and stored quickly and securely. We have a scanning solution that you can use to swiftly convert these documents into data that can then be sent for processing into your financial accounts.

Xero Online Accounting – perfectly in tune with your business

  • If yours is a small business running Sage, Quickbooks, Excel, or a similar complex accounting software system, the easy-to-use Xero Online Accounting System is for you. We recommend Xero, and we support it fully whenever you need us. You’ll find that transition is a smooth and simple process. We’ll pay for, set up and teach you how to do your accounting tasks online from your Mac, PC, tablet or phone.

Integrating Mobile Apps – Xero is the answer

Integrating third party mobile apps with your Xero Online Accounting Software will instantly improve the efficiency and profitability of your business – saving you time and money, and enhancing your service to your customers. We’ll help to smoothly integrate your payments, stock management, admin tasks, accounts tasks, and other business information so that you have it at all your fingertips.

Xero Support

There is nothing like having the back-room support of a competent expert to call upon. Our Xero support service provides the peace of mind of being certain you’ve got everything right. Whether you have just implemented Xero, or you have been using it for a while, you can call on use to verify that all is correct and on track.If it’s a matter of not having the time to keep your Xero system or your bookkeeping up to date, we are here to give you a helping hand – all the time, or just when you need us. Or we will help you to make the transition to Xero and support you through processes until you are confident enough to handle it yourself.

Xero Training

We will teach you how to do your own bookkeeping and run your business on Xero. We’ll assess your current situation and recommend improvements – and then personalise a training session so that you and your business are all set and confident to get the most out of Xero.Xero training is conducted in Singapore and is designed to get you familiar with using Xero in the shortest possible time; to make sure that you understand all its features, and then make use of those features to manage and grow your business.Our Xero training sessions can be as short or as long as you need – we can adapt and customise training to suit your time constraints. However, to get the best out of an investment we recommend you set aside a full day to become totally familiar with Xero. For those who benefit from face-to-face training we can come to your office, or you can come to ours. We can even set up online training via Skype or through a webinar.

  • Xero Training Courses- We run a series of specific training courses, each designed to help Xero users get the most from the software, and maximise the power of Xero to benefit their businesses. We offer a number of targeted courses to assist users both new and existing.
  • Beyond Xero Essentials- Once we have set up Xero for you, you will gain enormously from fully understanding how to use Xero it to its best advantage. The Beyond Xero Essentials course is also ideal for existing users to become refreshed and familiarised with updates and new features.
  • Managing Debtors- It’s critical that you get paid on time. We’ll teach you how to use the sales dashboard to chase debtors, send customer statements, and much more.
  • Xero Add-ons- Help improve business efficiency. We will teach you how to use each cloud-based add-on to enhance your business.
  • Xero Payroll- We will show you how you can benefit from using Xero Payroll. You will learn about setting up payroll, setting up employees, setting up the pay template, processing pay runs, and producing payroll reports.
  • All about GST- We will teach you how to compile, review, edit and submit GST returns to the IRAS directly from Xero.
  • Bookkeeping Basics- We will show you the basics of bookkeeping in such a way that you can become productive almost immediately.
  • Invoicing and Expense Claims- It’s important that you become familiar with the essentials of invoicing and expense claims. So we make sure you are competent and comfortable handling these transactions.
  • Reports and Budgets- Xero includes a range of powerful and very useful reports as standard. We will show you how to access these and how they can help you manage your business effectively
  • Banking Processes- The bank reconciliation process in Xero is straightforward, but to get the best out of it we will show you how to save time on manual entries and how to fully understand all the features.
  • Bookkeeper Training- Designed for bookkeepers to assist them to become an expert Xero user. We will teach you all about the advanced features of Xero.

Features of Beautiful Xero Software

Online Accounting Services

Online Accounting

Your critical information at a glance! - It’s easy to find your bank or credit card balances – they are all on one screen. One tap and you can see a snapshot of your overdue bills and invoices in a graph. If you’re on the move, you can reconcile accounts at any time, anywhere.

Security Input

Bank Vault Like Security

Your information is in the cloud, but your your feet are on the ground - All your accounting data is safe and super secure and only you have access to it. This means you can operate from your office, your home or when you are out and about. We know that security is paramount, so we constantly monitor security to ensure it is impenetrable.



Faster invoicing and payments means you’re in control - At any time you can create an invoice or action a payment. Debits and credits are all tracked automatically. Create professional recurring invoices and schedule bill payments to manage cash-flow. Payments, returns and credits are all tracked automatically.


Take a Snap of Your Receipts & Invoices

Camera Power - Use your mobile camera to take a snapshot of an invoice or receipt as soon as you get it, and save it to your data in you own cloud account. That way there will be no more lost items.


Xero Add-Ons

Xero integrates with a myriad of productivity add-ons, each of which provides specialised benefits to suit an individual business. We can advise on which add-ons best match your needs and guide you through the operating process to maximise their potential.

accounting & Bookkeeping services


Know your status - View all of your accounts data on your Xero dashboard – invoices, bank balances, expenses, bills – just click or tap. Everything is in real time and completely up to date.

Testimonials - Happy Client, Happy Business

  • The services that OS1 rendered are fast and accurate. Will recommend to my business partners for sure. Keep up the good work.
    Kenny Lim
  • “Nicole has done a fantastic job managing my small business accounts in the consulting and education sector. She works accurately and efficiently, is friendly and approachable, uses the right tools to get the job done and is flexible to meet changes in circumstances.”
    Hugh Terry, Rain Trees Kindergarten Pte Ltd
  • “We look to O.S.1 to take care of our tax preparations and accounting needs. They are highly responsive and a pleasure to work with. We are very satisfied with their services.”
    P.K.Kakoulidis Shipping Singapore Pte Ltd
  • “I confirm that I have dealt with O.S.1 Pte Ltd since Aug 2011, during which time they have provided my business with excellent support in the area of account services. Their work has help us in smoothening the account activities in our company enabling us to have reliable and dependable report to our HQ in Japan on time.”
    Frankie Ong, Senior Manager of Sumiden International Trading (S) Pte Ltd
  • “Nicole (Or OS1 Pte Ltd) is one of the few professional accountants whom I’ve come across who is meticulous & detailed in her work. She listens attentively to our company’s needs, and able to advise us on various scenarios & alternatives choices for our company, be it for new set up or expansion. Her patience & valuable experience has also made us feel like she’s part of our business team, instead of just an accountant. Many times, she has extended extra effort to provide us with invaluable-added service, which has once again strengthen her comparative strength over others.”
    Kellin Chan – OIG International Pte Ltd
  • “Ms Nicole, not only get us registered, she’s to do and file our monthly CPF Contributions for our Employee (E-Filing) and update employee contributions when necessary in regards to their age limits and skills development Levy / Benefits. Objectivity to run the company smoothly with less “Paper Work”. If you want the same benefits, you should use O.S.1 Pte Ltd.”
    Mr Eddie H.P.Tan , Gloss & Glow Pte Ltd
  • “Nicole provides a very professional accountancy service. She’s extremely helpful, efficient, pleasant to do business with, goes above and beyond, and is prompt in returning e-mails. I would not hesitate to recommend her services.”
    Maimunah Alhabshi, Project Spirituality
  • “Nicole has always handled her work with responsibility and pride. She is also very neat and tidy with her work. Nicole is also very fast and quick in her all her work and always leave a very good impression in all her work. She is also very hardworking and devoted to her work. Therefore, I would want to thanks her for all her hard works and effort and congratulate for her new company.”
    KK.Teow, Director of Baker Deli One Pte Ltd

We welcome inquiries. Please allow us to get in touch within 2 working days after submitting any inquiries.

Alternatively, you can call +65 6873-2886 or Call/SMS +65 9889-4776 to speak with our friendly   accountant.

O.S.1 Pte. Ltd.
2 Leng Kee Road
#04-09 Thye Hong Centre
Singapore 159086

T +65 6873-2886
M (+65) 9889-4776


Transportation details
Nearest MRT station – Redhill MRT (EW18) Walking is 5 to 7 mins to our office
Nearest Bus Stop – Bus 32, 33, 64, 120, 132, 145 Walking is 5 to 7 mins to our office

Certified Xero Online Accounting Software Advisors

We are certified Xero Accountants in Singapore. We will set you up with Xero and teach you how to use it.

Xero Certified Advisor

Why not meet with us to discuss your business ?

You’ll be glad to know that we speak the same language always keeping jargon to minimum. So let’s meet and see if we click .

If you decide to sign up, we can build a bespoke package for your business, tailored from our broad range services.