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Meet our plumbing merchants team in Ashton-under-Lyne since 2003

Directors with decades of plumbing knowledge. Friendly first point of contact. Trade counter support that keeps jobs moving

Contemporary bathroom featuring a freestanding soaking tub, terrazzo floor tiles, and a blue vanity unit

Proven excellence 

Knowledge that comes from real time in the trade

We've spent decades working in plumbing supplies and bathroom design. That means you get advice shaped by experience, not sales patter.

Support that carries on after the sale

We don't disappear once an order is placed. Our team stays involved with quotations, deliveries, and after-sales help.

Different roles; one joined up service

Each person in our team handles a part of the process that matters to you. That makes your experience clearer, quicker, and easier to manage.

A picture of the director Mark

Mark Harrop

Director

With over 40 years of experience in the plumbing merchants' industry, Mark brings a wealth of knowledge to Watermark Plumbing Supplies. His real passion is bathrooms, and he enjoys seeing how designs have progressed from the coloured suites of the eighties to the superb modern designs available today. Mark takes care of the showroom and the general running of the business. Outside work, he enjoys playing golf, watching football and tennis, and travelling when he can.

A picture of Sean

Sean Howard

Director

Sean has over 35 years of experience in the plumbing industry. Initially working as an installer, he now focuses on bathroom design and provides advice on technical issues that may arise. With extensive knowledge and practical experience, Sean helps customers make informed choices for their bathroom projects. Outside work, he enjoys live music festivals, motor racing and all things Portuguese.

A picture of Andy

Andy Young

Trade Counter Manager

Andy has worked in the plumbers' merchants industry for over 30 years and joined Watermark in 2011. Well respected within the industry, he is known for his commitment to customer service, which is always at the forefront of his approach. Andy oversees the trade counter, orders stock, and ensures customers receive excellent service. His hobbies include supporting Manchester United, home cooking and spending time with his family.

A picture of Keith

Keith White

Trade Counter Sales

Keith joined Watermark in 2019, having formerly worked with Mark many years ago. With over 35 years of experience in the industry, he has built lasting relationships throughout the plumbing trade. Keith supports the trade counter and takes care of after-sales issues and deliveries, helping customers receive a reliable service. Outside work, he enjoys cricket, darts and football.

A picture of Sarah

Sarah

Administration

Sarah leads the administrative team at Watermark, ensuring that her team prepares all quotations promptly and accurately. Often the first point of contact for clients, her friendly and professional approach helps create a positive customer experience from the very beginning.

A picture of John

John

Watermark Team

John is a key member of the Watermark team, ensuring installers have the necessary bathroom or heating and plumbing products and materials for each project. He also provides hands-on support to installation teams whenever needed, contributing to the smooth and efficient delivery of every job.

What our customers say

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Google

Excellent service from start to finish. Absolutely delighted with my new bathroom. Wouldn't hesitate to recommend Watermark. Thank you so much to Mark and the team

Google

Watermark have just recently completed my en suite shower room. I must give 5 stars for this company which I highly recommend. The whole experience from the initial visit to the showroom, site visit , bathroom choice and fitting was a thoroughly enjoyable one. Thankyou to all the team.
Modern bathroom with a white freestanding bathtub, wooden bath tray, and white vanity unit

FAQs

Meet our team behind the service

Call our experts today for stylish bathroom supplies.

Contact us

Watermark Plumbing Supplies

Unit 8b, Plantation Ind Est, Whitelands Rd, Ashton-under-Lyne, OL6 6UZ

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Opening Hours

Monday – Friday: 07:30 - 17:00

Saturday: 08:00 - 12:00

Sunday: Closed

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WATERMARK PLUMBING AND HEATING SUPPLIES LIMITED, registered as a limited company in England and Wales  under company number: 04765375.


Registered Company Address: Unit 8b Plantation Industrial Estate, Whitelands Road, Ashton-Under-Lyne, England, OL6 6UZ.

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