Sara called me today to go through the steps to add me to payroll. She was courteous, good-humoured and professional. I appreciated her attention to detail and thorough recording of my details. I felt... See more
While we don't verify specific claims because reviewers' opinions are their own, we may label reviews as "Verified" when we can confirm a business interaction took place. Read more
To protect platform integrity, every review on our platform—verified or not—is screened by our 24/7 automated software. This technology is designed to identify and remove content that breaches our guidelines, including reviews that are not based on a genuine experience. We recognise we may not catch everything, and you can flag anything you think we may have missed. Read more
Review summary
Created with AI, based on recent reviews
What people talk about most
Reviews shaping this summary
Company details
Written by the company
We truly have the qualifications, systems, skills and expertise, to offer you efficient, value for money and compliant back office services. Our experts can offer you the best, commercial, honest and transparent advice in a constantly changing legislative market. In this respect, we are leaps ahead of a high street accountant who are unlikely to have industry knowledge. Unlike high street accountants we are specialists and can provide the best commercial, honest and transparent advice to keep your business compliant and efficient in a constantly changing legislative market. We are finance and business consultants first specialising in high volume workforce management, recruitment and outsource sectors. If you let us in, we will support your business as it grows and if you intend to sell it one day, we can maximise its value, through our due diligence services on an on-going basis.
Contact info
Focus 31 – East Wing, Mark Road, HP2 7BW, Hemel Hempstead, United Kingdom
- 03331212001
- admin@numbermill.co.uk
- www.numbermill.co.uk
Very professional and easy 2 deal with
Very professional and easy 2 deal with
Very thorough explained very well…
Very thorough explained very well polite and was willing to help me if i didn’t understand something would recommend to everyone 5 stars
Great service
Very nice experience with Sara's on the phone very helpful great service
Sara was very helpful
Sara was very helpful, and and patient with me. Explaining everything in detail to me, to ensure I understand fully.

Reply from NumberMill Limited
Kayla was very helpful on
Kayla was very helpful on, the phone and patient as well. Good company to work for.

Reply from NumberMill Limited

Reply from NumberMill Limited
I had a very good experience with Sara…
I had a very good experience with Sara from numbermill. She was very informative and helpful. Thank you 😊

Reply from NumberMill Limited
Professional service
Initial contact very prompt and Sara was very helpful - she was clear in her communication, promptly followed up our initial discussion and was keen to provide any assistance should it be required

Reply from NumberMill Limited
Sara the representative I spoke with…
Sara the representative I spoke with was beautifully pleasant calm patient.
This lady is an excellent company representative.
She took me through each option I had available,and with her expert knowledge and insight to my particular case advised me in the better option process
And I look forward to future inter actions
First meeting
I was met with enthusiasm and politeness so looking forward to working with this company.
Great service and very helpful.
They were very careful with all my details and bey quick with responds also very helpful and polite.
Absolutely awful company!
Absolutely awful company!
Avoid at all costs!
Charged me Employers national insurance plus my own, these costs are supposed to be charged to the company I have been working for not myself!
I was informed I would be earning £17.50 an hr, after deductions taken by these it works out at £12hr!
These company's should be banned! Total rip off!
Sarah was very friendly efficient and…
Sarah was very friendly efficient and helpful.
Sarah very considerate and…
Sarah very considerate and accommodating. Explained things well and said she would send further information
Sara was fantastic talked me though…
Sara was fantastic talked me though everything was very pleased with the service highly recommended 👍
Sara was very professional
Sara was very professional, polite, informative and explained the process very well and in great detail. A credit to the business.
The Trustpilot Experience
Anyone can write a Trustpilot review. People who write reviews have ownership to edit or delete them at any time, and they’ll be displayed as long as an account is active.
Companies can ask for reviews via automatic invitations. Labeled Verified, they’re about genuine experiences.
Learn more about other kinds of reviews.
We use dedicated people and clever technology to safeguard our platform. Find out how we combat fake reviews.
Learn about Trustpilot’s review process.
Here are 8 tips for writing great reviews.
Verification can help ensure real people are writing the reviews you read on Trustpilot.
Offering incentives for reviews or asking for them selectively can bias the TrustScore, which goes against our guidelines.







