Sleek.com Reviews 

3,829
TrustScore 4.5 out of 5

4.3

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Review summary

Created with AI, based on recent reviews

Looking at 290 reviews, reviewers overwhelmingly had a great experience with this company. Customers frequently mention that their dedicated accountants are extremely helpful, professional, and always quick to answer any questions that arise. Many people truly appreciate the smooth management of taxes and payroll services, which makes complex financial tasks feel simple and stress-free. Conversely, a small portion of people felt that communication and overall project management could sometimes be quite inconsistent. Some customers noted frustrating delays in receiving annual accounts and financial statements, alongside occasional unresponsiveness during extremely busy periods. Others mentioned that dealing with sudden account closures or missing progress updates caused unnecessary stress for their businesses.

What people talk about most

Staff

Reviewers mention positive feedback about staff, consistently describing team members as professional,... See more

Service

Reviewers highlight positive aspects of service, noting that staff members are consistently professional,... See more

Customer service

People report positive experiences with customer service, noting that representatives are consistently... See more

Response time

Clients share positive opinions on response time, noting that support staff are consistently prompt, helpful,... See more

User experience

Consumers find user experience to be positive, highlighting helpful and efficient support that provides great... See more

Reviews shaping this summary

Rated 5 out of 5 stars

Prashant is honestly the best accountant I’ve had. I’ve been with a few accountants before, but since moving over to him, the difference has been amazing. He’s professional, reliable, knowledgeab... See more

Company replied

Rated 5 out of 5 stars

We really needed to nail down our corporate and financial compliance from day one. Honestly, the Sleek team and their platform have been totally reliable and super trustworthy. Anytime I've had a ques... See more

Company replied

Rated 5 out of 5 stars

Fantastic service as always from Sleek. Toby Denwood always takes the time to help me understand everything, which has been required recently with the new quarterly system for sole traders such as m... See more

Company replied

Rated 5 out of 5 stars

Maddi has been looking after my accounts for the past three months and she's been fantastic every step of the way. no question too silly and always explains the reasoning for each step. Highly recomme... See more

Company replied


Company details

  1. Accounting firm
  2. Accounting Software Company
  3. Business administration service
  4. Business management consultant
  5. Business-to-Business service
  6. Tax advisor

About Sleek.com

Written by the company

Sleek is on a mission to make the lives of entrepreneurs, SMEs and investors easier, by removing the administrative hassles of running a business.

Since our launch in 2016, we've helped hundreds of startups and businesses manage their accounting, tax and business compliance needs with our top cloud accounting solutions thanks to our talented team of accountants. With offices in the UK, Singapore, Hong Kong and Australia, we can act for clients across all of these countries.

Along with accounting and bookkeeping services, our expert accountants can help with tax relief, namely applications for SEIS/EIS Advance Assurance as well as R&D Tax Credits for businesses working in research and development.

We have quality accountants that cover a variety of industries including e-commerce, property, crypto and more, so you can ensure you're getting the right accountant to manage your books.

If you're interested in finding out more about our accounting services and how we can help your business, please visit sleek.com/ for further information.

We are also part of the Sleek Tech Group, a Singapore based organisation founded in 2017 with over 340 employees in 17 countries. Sleek leverages its proprietary technology to serve 450,000+ customers globally and to support their back office operation. Services include financial management, bookkeeping, CFO services and business insurance.

Contact info

4.3

Excellent

TrustScore 4.5 out of 5

4k reviews

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No recent history of asking for reviews

This company hasn't invited customers recently, so reviews may not be representative

Replied to 95% of negative reviews

Typically replies within 1 week

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4.3

All reviews

(3,829)

231 reviews in the last 12 months

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Companies on Trustpilot aren't allowed to offer incentives or pay to hide reviews. Reviews are the opinions of individual users and not of Trustpilot. Read more

Rated 1 out of 5 stars

Sleek were amazing in the sign up…

Sleek were amazing in the sign up process, attentive, quick to respond, anything to get you signed up!

The second you're over the line you might as well be dead. Constant ignoring of requests, constant misinformation, not helpful whatsoever. Am looking into moving away from them if it's possible, I'd just recommend not starting with them in the first place.

4 September 2026
Unprompted review
Sleek.com logo

Reply from Sleek.com

Hi Thomas,

Johnathan from Sleek here replying to your review. Thank you for your feedback, and I apologise for the inconvenience caused. This is definitely not the experience we would want for our customers. Our team will be reaching out to you to work on a resolution. If you have any other concerns feel free to raise them directly via email at resolve[at]sleek.com. Please allow us to make things right.


Johnathan - Customer Experience Team

Rated 5 out of 5 stars

Very reliable platform and exceptional…

Very reliable platform and exceptional support team. I had a great experience migrating to their services. The accountants are experienced and helpful, patiently answering all my questions. It is well worth it for the support provided.

31 August 2026
Unprompted review
Rated 5 out of 5 stars

Sleek - a reliable company

I have been using Sleek for a while now and have been very happy with their services. My accountant, Mohamed, is a pleasure to work with. He's always helpful, quick to answer my emails and keen on helping out and suggesting solutions.

26 August 2026
Unprompted review
Rated 5 out of 5 stars

My experience of Sleek has always been…

My experience of Sleek has always been super helpful, efficient and whenever I have reached out with any requests I have always felt supported and informed, in particular with Gulshandeep Bhinder. I really value Sleek's services and definitely recommend them.

28 August 2026
Unprompted review
Rated 5 out of 5 stars

Sleek review.

I’ve been extremely pleased with the service provided by the accounting team. The whole process has been professional, efficient and straightforward to manage.

A special mention to Mohamed Buckar, who has been incredibly helpful and supportive throughout. He is responsive, professional and always takes the time to explain things clearly.

I would highly recommend the company to anyone looking for a reliable, professional accounting service.

26 August 2026
Unprompted review
Rated 1 out of 5 stars

Billed 8 months for a company Sleek hadn't registered yet

I paid Sleek in full on 19 August 2025 to incorporate a Singapore company. It was registered on 28 April 2026, eight months later. I replied to every request within days; the delay was not on my side. In November 2025 I wrote to say I had heard nothing for nearly two months.

The problem is what Sleek billed across those eight months. Every subscription was dated from the day I paid, not from the day the company existed:

Nominee director, SGD 2,000, billed 26 Aug 2025 to 25 Aug 2026. ACRA records the nominee as appointed on 28 April 2026, so the appointment covered 120 of the 365 days billed.
Corporate secretary, registered address and ACRA annual filing, billed from 18 Aug 2025. The secretary was also appointed on 28 April 2026.
Annual filing and bookkeeping for FY2025, SGD 550, a financial year in which the company did not exist.

Sleek's own nominee director deed is dated 19 February 2026 and describes the company as "a company to be incorporated". That is six months after Sleek began charging a nominee director fee for it.

Sleek's system already does this correctly on one line: my FY2027 bookkeeping subscription runs 28 April 2026 to 31 March 2027, dated from incorporation and the financial year end. The others were simply never moved.

Four weeks before the disputed nominee year even opened, Sleek's billing tried to take a further SGD 2,000 from my card, then sent "action required" chasers when it declined.

I asked for the dates corrected and SGD 2,331.46 refunded, itemised by invoice number and day count. Three emails and ten days later the answer is still "I will check with the internal team" and "allow me some time". No figure, no owner, no date. A SGD 750 invoice that Sleek's own PDF marks as paid in full is still showing as outstanding on my account.

The staff are polite. The billing is not accurate, and nobody reachable is able to decide anything.

26 August 2026
Unprompted review
Sleek.com logo

Reply from Sleek.com

Hi LP,

Johnathan from Sleek here, replying to your review. Apologies for the experience you’ve had, and thank you for writing this message. This is definitely not the level of service we aim to provide to our customers. As we’re unable to identify you using the information provided, I’d sincerely appreciate it if you could share your company name to the following email: resolve[at]sleek.com?

I look forward to hearing from you, and giving us the opportunity to make things right.

Johnathan - Customer Experience Team

Rated 5 out of 5 stars

Sleek Accountant services

I have been very pleased with the service I received from the accounting team. The whole process has been professional, efficient and very easy to manage. I would especially like to mention Nuzhat Haider, who has been extremely helpful and supportive throughout the process. She is very professional, responsive and always takes the time to explain things clearly. I am very happy with the service and would definitely recommend the company to anyone looking for a reliable and professional accounting service.

27 August 2026
Unprompted review
Rated 5 out of 5 stars

I had a very good experience working…

I had a very good experience working with Mukesh throughout the bookkeeping and preparation and filing of our annual accounts.

Mukesh was professional, responsive and helpful throughout the process, and he made sure all the required information was properly addressed and the accounts were prepared and filed correctly.

I particularly appreciated his communication and willingness to help whenever questions came up. Overall, a professional and reliable service, and I would be happy to recommend Mukesh to other businesses.

26 August 2026
Unprompted review
Rated 5 out of 5 stars

Renita and Abu have both been extremely…

Renita and Abu have both been extremely helpful, professional and responsive. They dealt with our recent enquiries efficiently, kept us updated throughout and made sure everything was properly explained. We really appreciate their support and would happily recommend their service. Thank you both!

25 August 2026
Unprompted review
Rated 5 out of 5 stars

Can't recommend Toby Denwood enough

I can't recommend Toby Denwood highly enough; friendly, helpful and super knowledgeable. I've recommended Sleek to a Global business because of Toby's professionalism.

25 August 2026
Unprompted review
Rated 5 out of 5 stars

My accountant at Sleek

My accountant at Sleek, Prashant, has been phenomenal! He has been able to help turn around our accounts in such a short period of time and providing all the help and support needed in a timely and professional manner. The payroll team have also been very helpful. I would highly recommend Sleek for your Accounting and Payroll needs for best value for money and excellent service!

24 August 2026
Unprompted review
Rated 5 out of 5 stars

Smooth and efficient service

I’ve had a very good experience with Sleek. Everything has been handled smoothly and efficiently, and Prashant has been very helpful throughout. He is always quick to respond and makes the whole process easy and straightforward.

1 July 2026
Unprompted review
Rated 4 out of 5 stars

I had a very positive experience with Punj

After some initial hiccups with a different team member, I had a very positive experience with Punj, who has been extremely helpful, professional and responsive in handling my payroll. Despite the short period we have worked together, everything has been dealt with efficiently and smoothly. Punj has been a pleasure to deal with, always quick to respond and willing to help. I would definitely recommend Punj and the Sleek team for their excellent service.

24 August 2026
Unprompted review
Rated 5 out of 5 stars

Knowledgeable, efficient and good value for money.

Toby Denwood at Sleek has been my accountant for a number of years. He is efficient, quick to respond and is always polite and friendly. Under a niche area of tax law concerning a Double Taxation Treaty, Toby went above and beyond to help me win my case against HMRC. Sleek represent very good value for money compared with accounting firms I have used in the past. I would highly recommend them.

24 August 2026
Unprompted review
Rated 1 out of 5 stars

"The UKs un-friendliest accountants"…

The website boasts "The UKs friendliest accountants" un-friendliest morelike! Signed us up, took our money, I gave notice on my current accountants and virtual office and then out of the blue Sleek said they wouldn't accept us as a client but refused to say why, leaving me out of pocket and without an accountant. Still haven't been refunded. No courtesy call or even an explanation. Just a short cold email saying that despite being a limited company trading profitably for 11 years I don't meet requirements, whatever that means. At least have the decency to give me a call and explain why! Awful service, avoid.

21 August 2026
Unprompted review
Sleek.com logo

Reply from Sleek.com

Hi Joe,

We're sorry to hear about your experience and understand why this was frustrating, particularly after you had already made changes in preparation for joining Sleek.

As a regulated firm, we do review prospective clients against our onboarding criteria and current capacity, and unfortunately we were unable to proceed with your application. We appreciate, however, that the decision and the way it was communicated left you without the clarity you were looking for.

Your refund has now been approved and, as confirmed by our team, should reach your bank account within the next 5 working days.

We appreciate that this has not been the experience you expected from us, we wish you all the best.

Guillaume - Customer Experience Team

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