With more girl bosses running their e-commerce and small businesses, there is a need to know where they can get professional expertise to help in certain aspects of their entrepreneurship. And one of them is tax preparation, which can be time-consuming as valuable time is spent away from core business operations.

When you outsource such function, it helps to improve productivity, assures accuracy and transparency, and you will have access to a higher level of expertise. These accounting firms are equipped with in-depth information and have up-to-date knowledge with tax and regulatory changes to ensure compliancy.

Running a business is challenging – so take care of the tedious tasks related to tax preparation work by choosing a qualified outsourced accountant. Here are the 7 best outsourcing firms that provide tax filing services in Singapore to lend the support you need as you focus on your company growth.

Note: This list is strictly not in order.

1. OneStop Professional

OneStop Professional
Image Credit: OneStop Professional

As the fastest growing corporate services provider in Singapore, OneStop Professional is known for delivering professional and quality services that cover accounting, audit, tax, corporate advisory and more. Having gained experience in serving local and international clients, they are driven to render relevant business solutions to meet any business requirements.

At OneStop Professional, they understand that having the knowledge of tax incentives and benefits is crucial to help business owners plan tax efficient activities. With their expertise, you can count on their taxation services, that include advisory services, indirect taxes, grants services and corporate tax service, to properly manage your tax planning needs.

Customer Review

Ridhi Jain

The advisers are usually very quick with their responses. They are very professional and flexible. I am of the opinion that any client would be in great hands once they are with them with regards to any work relating to Singapore.

Lovelesh Malviya

I am very happy to have found OneStop Professional Services and the team is amazing. They were very helpful, friendly and have answered promptly my queries. I highly recommend them.

Website: https://onestop-ca.com/tax-filing-service-in-singapore
Contact: +65 9644 9531
Location: International Plaza, 10 Anson Road, #13-09, Singapore 079903
Opening Hours: Mon-Fri 9AM-6:30PM | Closed on Sat & Sun

2. Counto

Image Credit: Counto

Need to outsource your bookkeeping and taxes tasks? Counto is tailored to meet your tax requirements by providing you with six features: Unlimited support, fairest prices, expert advice, unmatched accuracy, easy uploads, and fast turnaround. With three affordable packages for you to choose from, you can select between taxes only for $300, books+taxes for $500, and custom pricing for a customized service.

With Counto’s pro AI technology, the firm can complete your taxes in record time. Th firm’s tax professionals will review this you and offer human expertise and advice to ensure your returns are as accurate as possible.

Customer Review

Mihir Pershad

Great support for our accounting needs. Very responsive to emails and easy to set up calls on short notice to discuss any urgent matters as they arise.


Fast, friendly and reliable Bookkeepingg & Tax service. Takes the headache out of doing your own company’s accounting every month. Highly recommended.

Website: https://mycounto.com/tax/
Contact: +65 3159 4255
Location: The Octagon, 105 Cecil St, #06-02H, Singapore 069534
Opening Hours: 24Hrs Daily

3. Ackenting Group

Ackenting Group
Image Credit: Ackenting Group

Going beyond conventional accounting services, Ackenting Group (AG) provides one-stop solution with value-added services such as company registration, financing solutions and taxation. They are a group of award-winning mid-tier accounting firms that have services numerous clients across various industries including F&B, Oil & Gas, Logistics and more.

AG’s tax services team is led by Accredited Tax Practitioners with over a decade of experience, who can help cover the computation of corporate tax as well as individual tax. With their tax expert working as your personal tax consultant, you can receive guidance and advice on any potential tax benefits you can enjoy for your business and tailored solutions that cater to your needs, including compliance matters and financial accounting.

Customer Review

Sharon Hew

John and his team very professional, help our business a lot, highly recommended.

Tan Wei Ling

We had a few years accounting backlog before engaging AG. AG is very professional and efficient, they cleared up our backlog within agreed deadline which is very impressive.

Website: https://www.ag-singapore.com/tax-services
Contact: +65 9383 2464
Peninsula Plaza, 111 North Bridge Road, #07-11, Singapore 179098
Opening Hours: Mon-Fri 8:30AM-5:30PM | Closed on Sat & Sun

4. Koh Management

Koh Management
Image Credit: Koh Management

With humble beginnings in bookkeeping specialisation, Koh Management has since evolved over the next few decades to become a full-fledged accounting and corporate services company in Singapore. Through their en-suite of services, they strive to provide a capable and knowledgeable team of staff to help in your business, accounting and financial reporting services.

Armed with 30 years in the industry, the chief consultant at Koh Management is a certified Tax practitioner who can provide guidance in tax advisory as well as tax consultancy and planning services. With their help, you can have more confidence in complying with the statutory requirements and work out a simple plan to help your business save on taxation in the long run.

Customer Review

Timothy Ben

Tommy is a great person to talk to and he understands how to advise a young entrepreneur, he is also keen on giving us additional advise on things we should avoid as a start up, strongly recommend!

Gina Lee

Very responsive team that will reply to our needs. Thank you Mr Tommy Koh for all your help!

Website: https://www.shkoh.com.sg/tax-advisory-services
Contact: +65 9863 8665
Location: Tanjong Pagar Complex, 7 Keppel Road, #02-04/04A/05, Singapore 089053
Opening Hours: Mon-Fri 8:30AM-6:30PM | Closed on Sat & Sun

5. Osome

Image Credit: Osome

Combine the efficiency of artificial intelligence plus experience and personal care, and that’s what you’ll get at Osome to help manage your accounting, incorporation and secretary needs online. Simply login with your phone number, connect with their chatbot, and you’ll be directed to an agent who will handle your business requirements. With a flat fee rate, online payments and e-signatures, your tasks will be done effectively and efficiently without costing too much.

No matter the industry you’re in, the experts at Osome have the experience to do accounting and optimise tax for various businesses. Since every industry has its own tax benefits and regulations, they will provide sound advice on the relevant tax exemptions and reliefs your company is entitled to, so you can ensure compliancy in your reports!

Customer Review

Alain Dupuis

I was looking for a fast, easy and cost effective way to setup and run a business in Singapore. Osome provided the best pricing of all the solutions I found on the market. They were very helpful in opening the company, supplying all the documents and services that was in the proposed package. The accounting solution could not be better. I just need to scan the documents and they process them for me. Simple and strait forward. Just awesome!

Shiwen Yap

I have been using Osome for a number of years to manage the corporate services and accounting for my business. Convenient, effective, concise communications, transparent fee structure and highly responsive as needed to various business needs.

Website: https://osome.com/sg/accounting-services-singapore
Contact: +65 6589 8807
Location: 80 Robinson Rd, #08-01, Singapore 068898
Opening Hours: 24Hrs Daily

6. In.Corp Global

In.Corp Global
Image Credit: In.Corp Global

As Singapore’s leading provider of professional corporate solutions, InCorp Global also has a presence across Southeast Asia to provide diverse expertise and tailored advice that will benefit businesses across the region. Whether you’re looking to set up your first office or expand your existing operations locally or abroad, they specialise in a comprehensive range of services including business incorporation, risk assurance, and taxation.

At InCorp Global, they provide a number of taxation services such as withholding tax, tax audit and investigation, corporate tax computation and filing, and more. With a team of highly-qualified professionals, they help entrepreneurs navigate Singapore’s complex tax regime and fulfil all its compliance requirements. Rest assured that with their expertise, you can align your tax strategies to your business effectively!

Customer Review

Nicholas Holmes

Really great support in Employment, CorpSec and Tax from this team. Wouldn’t hesitate to recommend for your SG-based business needs!

Yves Lüthi

Great team and work they are doing in In.Corp. Over the years I’ve dealt with several professional services firms, but so far In.Corp is by far the most efficient, and pleasant experience.

Website: https://www.incorp.asia/singapore/services/tax
Contact: +65 6812 1611
Location: Prudential Tower, 30 Cecil Street, #21-08, Singapore 049712
Opening Hours: Mon-Fri 9AM-6PM | Closed on Sat & Sun 

7. PB Corporate Services

PB Corporate Services
Image Credit: PB Corporate Services

Behind PB Corporate Services lies a dedicated team of experienced corporate services executives and company formation consultants. They take priority in understanding their clients’ needs and objectives before providing support in tax and company compliance requirements, and accounting and financial administration functions, amongst others.

From corporate tax to GST registration and reporting, their team of qualified accountants will provide the highest level of professional support, delivering personalised and dedicated tax services to fulfil your tax reporting obligations. This includes offering advice and completing tasks that are in full compliance with current regulations – so you can leave the tedious tax matters in their competent hands!

Customer Review

Craig Michilis

Patient professional and most of all helpful providers of corporate secretary and financial audit services. 

Website: https://www.pbcorporate.com.sg/taxservices
Contact: +65 6324 1922
Location: International Plaza, 10 Anson Road, #21-07, Singapore 079903
Opening Hours: Mon-Fri 9AM-6:30PM | Closed on Sat & Sun


Singapore has various business tax exemption schemes and grants in place, as well as statutory reporting requirements you will have to take note of. Get the help of expert accountants from these outsourcing firms to help you with compliancy matters and tax planning, so you can benefit from these tax incentives while staying focused on your business growth.