Martijn Kozijn is a leading supplier of high-quality kunststof (plastic) kozijnen (window frames) and deuren (doors) in the Netherlands. The company specializes in providing durable, stylish, and energy-efficient products tailored to meet the unique needs of both residential and commercial clients. With over 15 years of online experience, Martijn Kozijn is committed to offering exceptional customer service and quick delivery, often within just two working days. The company's product range includes a variety of customizable window frames and doors, such as the newly introduced Schüco FocusIng profile. Martijn Kozijn caters to contractors and homeowners alike, providing options for those looking to enhance their properties with sustainable building materials. Customers can easily request free quotes and benefit from direct support via the company's AI chatbot, ensuring a seamless purchasing experience.
Martijn Kozijn receives high praise from customers for its excellent service and speedy delivery, with many noting the personal approach and effective communication throughout the purchasing process. Reviewers frequently highlight the good quality of the products, especially in comparison to competitors, and express satisfaction with the overall value for money.
However, some customers report issues with product quality, specifically mentioning damaged doors upon delivery and a lack of response from customer service when problems arise. Despite these concerns, the majority of feedback remains overwhelmingly positive, emphasizing the company's reliability and commitment to customer satisfaction. Overall, Martijn Kozijn is regarded as a strong choice for home and garden needs, with a notable emphasis on quality service and timely delivery.
Summary generated with AI from recent reviews
Each source counts by its number of reviews. Only reviews written by people are scored.
| Source | Rating | Reviews | Weight | 6-mo | Fake risk |
|---|---|---|---|---|---|
Trustpilot Imported Trustpilot reviews | 4.6 | 206 | 100% | ● Low |
Monthly average rating from reviews written by people · latest review Jun 2025.
| Month | Average | Reviews |
|---|---|---|
| Jul 24 | 5.0 | 4 |
| Aug 24 | 4.8 | 5 |
| Sep 24 | 4.2 | 10 |
| Oct 24 | 3.7 | 3 |
| Nov 24 | — | 0 |
| Dec 24 | 5.0 | 3 |
| Jan 25 | — | 0 |
| Feb 25 | 4.0 | 1 |
| Mar 25 | 5.0 | 1 |
| Apr 25 | 5.0 | 1 |
| May 25 | 4.8 | 4 |
| Jun 25 | 5.0 | 5 |
Share of positive (4–5★) and negative (1–2★) reviews mentioning each topic · based on the 206 most recent reviews.
“4 jaar geleden een kunstof kozijn gekocht, nu eigelijk er pas achter gekomen dat er tussen de hr ++ gedroogde waterdr...”
“Lieve mensen koop geen deuren bij hun zijn goed alleen de monteur betaalt je veel geld ik moest er een dag vrij voor...”
Same method for every company: overall rating, legitimacy checks, the average rating of reviews mentioning each area and the 6-month trend · Home Improvement.
| Company | Overall | Legit | Service | Quality | Website & app | Trend | Reviews |
|---|---|---|---|---|---|---|---|
| 4.6 out of 5 (good) | 100 out of 100 | 4.7 out of 5 (good) | 4.4 out of 5 (good) | 4.3 out of 5 (good) | +8% | 206 |
| 4.8 out of 5 (good) | 100 out of 100 | 4.3 out of 5 (good) | 4.3 out of 5 (good) | — | — | 1,809 | |
| 4.7 out of 5 (good) | 100 out of 100 | 4.8 out of 5 (good) | — | 4.3 out of 5 (good) | — | 1,004 | |
| 3.7 out of 5 (good) | 100 out of 100 | 1.2 out of 5 (poor) | — | 3.3 out of 5 (fair) | — | 1,000 | |
| 4.6 out of 5 (good) | 100 out of 100 | 4.6 out of 5 (good) | 4.2 out of 5 (good) | 4.6 out of 5 (good) | — | 1,000 |
Bottom line: Martijn Kozijn is #3 of 5 on overall rating in this group.
206 reviews of Martijn Kozijn. Filter by what matters to you.
Ik Heb Vraag Over prijzen blijft atijd goedkoop of is elke jaar verhogen van prijzen ik bestel 2024 nieuwe kozijn voor 5000 euro maar ik weet niet of dat prijzen omhoog gaat vlogende jaar ik betaal Pas december 2024 nieuwe levereing van hele huis moet vervangen kan niet anders glas waren ook zo goedkoop van HR+++
Product online gekocht was helaas uitverkocht kreeg dag erna een telefoontjes kon ook niet per telefoon overleggen voor een optie zat in de auto moest maar op de site kijken service kan dus veel klantvriendelijker
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Martijn Kozijn is a leading supplier of high-quality kunststof (plastic) kozijnen (window frames) and deuren (doors) in the Netherlands. The company specializes in providing durable, stylish, and energy-efficient products tailored to meet the unique needs of both residential and commercial clients. With over 15 years of online experience, Martijn Kozijn is committed to offering exceptional customer service and quick delivery, often within just two working days. The company's product range includes a variety of customizable window frames and doors, such as the newly introduced Schüco FocusIng profile. Martijn Kozijn caters to contractors and homeowners alike, providing options for those looking to enhance their properties with sustainable building materials. Customers can easily request free quotes and benefit from direct support via the company's AI chatbot, ensuring a seamless purchasing experience.
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