Interior decoration.
Excellent, friendly and helpful.
Public evidence profile · Checked July 2026
Prep Paper & Paint & Sash Window Repair
Credentials & registries
2 credentials shown
Trust Score
46out of 100
46 out of 100, with a caution: newest review we found is from September 2018. Weigh that age against the score.
- Rated 5.0 from 19 reviews
- 2 credentials shown
Newest review September 2018
How this score is worked out
Rating5.0 / 5
Review volumeLow · 19
Independent sources1 independent public source
Credentials2 credentials shown
How this score is made up
What customers say28.9 of 60
Independent checks10.3 of 30
Track record6.3 of 10
See the independent checks
- Licences and credentials2.1 of 8.3
- Ways to reach them8.3 of 8.3
- Reviewed on more than one site0 of 6.2
- Registered company details0 of 4.1
- Photos of their work0 of 2.1
- Industry recognition0 of 1
Missing evidence lowers the score because we can't check it. It doesn't mean it doesn't exist. Claiming a profile never changes the score. Evidence context, not a guarantee of workmanship.
Reviews · public evidence
What customers say
These reviews are published independently on the named public source below, not testimonials this business chose to show. We bring them together and link each one back to where it appeared, so you can open the source and read it yourself.
5.0out of 5
Customers often mention
Based on the 18 reviews with a star rating
5 stars18
4 stars0
3 stars0
2 stars0
1 star0
Where these reviews are published
- Which? Trusted Traders19 reviews · 5.0 avg
Detailed reviews
Excellent Work
Justin and Josh did a fantastic job of painting the outside windows and repair sash window. Justin was friendly and professional always keeping me informed. They worked hard and did the work thoroughly. No short cuts on prep. The work was completed swiftly and I felt I had had extremely good value.
Internal decoration
We highly recommend Prep, Paper & Paint, we have used twice and wouldn't hesitate to do so again.
Excellent job
Easy company to deal with. Very professional and excellent finish.
Wall paper
Great work, reliable, trustworthy, excellent finish & perfect preparation.
Read the other 14 detailed reviews on this pageShow fewer reviews
Very professional
Very professional and efficient service. Always on time, friendly, high standard of work.
Great job.
Great job! Would use again.
Interior Decoration
Excellent service from both the decorator + assistant. Pleasant people to work with.
Professional, excellent service
The Prep Paper and Paint team have done many jobs for us. Always tidy, professional and very friendly. Their decorating is excellent and they offer great value. No hesitation in recommending them.
My Review
Justin and Josh are efficient, friendly, helpful and do a high quality job. We would certainly recommend them.
Very happy customer
I am very happy that I used Prep Paper and Paint to undertake my exterior and interior decoration. Extremely polite, friendly guys who were a pleasure to have around. Work done to very good standard and will definitely recommend to others and use them again myself.
Excellent job
Excellent job and service with attention to detail. Very reliable and have no hesitation in passing details on to anyone looking for an exterior decorator.
Exterior decoration
Justin provided a highly professional service in a friendly, courteous and efficient manner. Before he started he explained how the job was to be done and ensured throughout that there was minimum disruption to the daily life of the household. The work was completed to the highest of standards and within the agreed timeframe and price. The Dulux product guarantee offered at no additional cost is definitely a valuable benefit. I thoroughly recommend Justin and will use him again in the future when the need arises.
Spectacular job
Justin and his team were professional, courteous and very focused on customer service. His flexibility was evident from our first meeting. A spectacular job was done with great attention to detail. Justin is a perfectionist and is very keen to unsure his customers are 100%. Happy.
Highly recommended
Justine's work surpasses any other decoration I have had done before. He takes great pride in his work and ensures everything is done exactly right. He is a pleasure to have around and did an excellent job.
Completely redecorated an appartment
Considerable happy, oblging young man, excellent quality of work. Fitted into our timetable brilliantly. New to the area and got several quotes and his gave best overall impression. He has also recommended other tradesmen to us and they have been excellent too.
No problems at all!
Justin and his helper decorated a few rooms, including the hall and landing. I would use him again
I would definitely recommend him
He painted 2 bedrooms and a bathroom over three weeks back in October 2014. About two weeks ago he painted the kitchen and in June he is likely to come back and do some outside painting. He's a good worker - clean and turns up when he says he will
Customer recommends this business
Which? Local Review
I Just felt i had to write a review of this decorating company. From the very start, the service and the work was impecable. very good value for money and many extras were thrown in for free. which is always a good thing. They offer many extras with the service including a free touch up service. The company was recommended to me by a friend which is always the best way.
Work completed:
Scores listed by Which? Trusted Traders
- Customer Service
- 5 / 5
- Quality
- 5 / 5
- Value
- 5 / 5
Local context
Rated 5.0, in line with the local average for painters / decorators in Walton-on-Thames
Across 14 painters / decorators in Walton-on-Thames, the typical rating is 5.0 out of 5. We compare against the same businesses a homeowner would find searching for this trade locally.
From customer reviews
What customers consistently say
Recurring themes from 19 customer reviews on Which? Trusted Traders.
Customers who keep coming back: “The Prep Paper and Paint team have done many jobs for us” · Which? Trusted Traders, 27 Aug 2015
Respectful and tidy in your home: “Always tidy, professional and very friendly” · Which? Trusted Traders, 27 Aug 2015
“Always on time, friendly, high standard of work” · Which? Trusted Traders, 15 Feb 2016
“Very reliable” · Which? Trusted Traders, 10 Jun 2015
“turns up when he says he will” · Which? Trusted Traders, 1 Oct 2014
“Very professional and excellent finish” · Which? Trusted Traders, 11 Nov 2016
“excellent finish & perfect preparation” · Which? Trusted Traders, 19 Feb 2016
Credentials and associations
2Credentials and memberships
These credentials and memberships are attributed to named public sources. Check the source before relying on them.
- Source reference
- 3947410
- Member since
- 2026
- Source checked
- 9 Aug 2026
- Source checked
- 25 Jun 2026
Source-listed gallery
21 photosPhotos listed on Which? Trusted Traders
These sources do not label every image as completed work. The gallery may include projects, people, logos or certificates, so it does not count as completed-work evidence.
indoor poles.jpg
black indoor stairs.jpg
black and white door.jpg
indoor windows.jpg
outdoor painting windowsa.jpg
indoor stairs preparation.jpg
garage door.jpg
From Which? Trusted Traders
Opening hours
The hours this business publishes online, handy for knowing when to call. Confirm before you set off.
- Monday–Saturday
- 7am–4pm
Sources
2 named public sourcesWhere this information comes from
Everything on this page is drawn from named public sources. Where a source provides a public link, you can open the original and dig deeper.
Review sources
Registers and membership directories
Public evidence last checked July 2026
About
PREP PAPER AND PAINT DECORATORS & SASH WINDOW REPAIRS are a Professional interior and exterior decoration company along with our Sash Window repair service. We have been trading trading since 1993 We have been registered members of The Dulux Select Decorating scheme for 12 years (member no 328339717). As members of Dulux decorating scheme we can offer a TWO YEAR GUARANTEE on all decoration work, which is personally underwritten by Dulux themselves We carry a high level of public liability and offer a very high professional service. We also undertake a Wooden Window renovation service. which includes, Draft proofing, glazing, and window repair and or replacement . With 20 years experience and knowledge of all market products, we feel we can deal with all your needs in our fields of expertise . We look forward to hearing from you with any queries that you my have...or a free estimate with no obligation. Manager Prep Paper & Paint
Services they list
Painting contractorsExterior decoratingInterior decoratingCovingSkimmingReplacement window services and repairsSash windowsTimber windowsWindow consultantssash window repair
Listed on public sources or the business's own website; check directly that they cover your job before you book.
What this business says about itself
From their own website
What this business says about itself
See their work: Instagram (opens in new tab) · Facebook (opens in new tab)
- Insurance: public liability cover
- Good to know: Free quotes
Accreditations it displays. Confirm each is current on the official register before you hire:
- Dulux Select Decorator · verify (opens in new tab)
These are statements the business makes on its own website, worth confirming in writing (and on the official registers) before you hire, not independently verified by us.
Independent checks
About this business
How long they've really been tradingThey state they've been established since 1993, but the earliest independent source we can find is 2011. Worth asking them about the gap.
They say, established1993First public review2011
Your own checks
What to check before you hire
Worth checking yourself
Only a few public reviews are shown. Ask for recent references you can contact.
Their public evidence comes from a single source. Look them up on another site before deciding.
Look for consistent reviews across several named sources, not one polished profile.
Check any credential evidence, and that the business details independently check out.
Get a written quote and keep guarantee, insurance and payment terms in writing.
Want an extra legitimacy check? Run the Cowboy Checker on Prep Paper & Paint & Sash Window Repair before you contact them.
Run Cowboy Checker →Good to know
Common questions about Prep Paper & Paint & Sash Window Repair
Is Prep Paper & Paint & Sash Window Repair a legitimate business?
Prep Paper & Paint & Sash Window Repair has 19 independent public reviews, rated 5 out of 5. This is independent public evidence gathered from named public sources (no ads, no paid placement), not a guarantee of workmanship. If anything here is out of date, the business can request a correction.
What do customers say about Prep Paper & Paint & Sash Window Repair?
Prep Paper & Paint & Sash Window Repair has 19 public reviews, averaging 5 out of 5. You can read the individual reviews and where each came from in the reviews section above.
How do I know Prep Paper & Paint & Sash Window Repair's reviews are genuine?
Prep Paper & Paint & Sash Window Repair's 19 public reviews come from a named public review source, and MyTrustedTraders links every one back to where it was published, so you can open the source and read them yourself rather than trusting a single curated page. MyTrustedTraders brings this public evidence together with no ads and no paid placement: we show where every review came from rather than selling rankings, so you can weigh the evidence for yourself.
Is Prep Paper & Paint & Sash Window Repair qualified and accredited?
We hold 2 independently sourced credentials for Prep Paper & Paint & Sash Window Repair, including TrustMark, Which? Trusted Traders. Each is attributed to the body that issued it in the credentials section. For example, TrustMark is the government-endorsed quality scheme for work carried out in and around the home.
Is Prep Paper & Paint & Sash Window Repair insured?
They state on their own website that public liability cover. This is the business's own statement on their website, not something we have independently checked. Ask to see a current certificate before work starts.
What does Prep Paper & Paint & Sash Window Repair specialise in?
Prep Paper & Paint & Sash Window Repair lists specialist services including Painting contractors, Exterior decorating, Interior decorating, Coving, Skimming, Replacement window services and repairs. If your job is one of these, look for it in their listed services or ask them to confirm for your project.
How long has Prep Paper & Paint & Sash Window Repair been trading?
Prep Paper & Paint & Sash Window Repair has been reviewed on public sources since 2011.
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