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Identity & Authority: Colin’s Sash Windows – Signal Evidence & AI Readability

Colin's Sash Windows

(https://colinssashwindows.co.uk) 📸 Data Snapshot: May 21, 2026
Identity & Authority — The Lens

Inspect the JSON-LD. Is there an Organization or Person schema, and does it carry sameAs links to real external profiles (LinkedIn, socials)? Missing schema or no identity declaration signals an anonymous entity.

Identity & Authority Expert verifiability & Schema depth.
7 Impact Weight: 15 / 100
47% Reputation

There is a notable gap between the claimed technical expertise and the digital identity implementation. While the site references a Customer Support Manager with 20 years of troubleshooting experience, product pages are often authored by test-admin, which damages technical credibility. Schema identity is well-structured for Product and AggregateRating, but expert Person schema is missing for the named author Khalil Ahmad, leaving him without a verifiable digital footprint.

The site makes bold performance claims including selling over 1.5 million Pounds of Heritage doors per year and being market leaders since 2014. While the technical detail of the product specs (sightlines of 30.5mm, etc.) supports high-volume manufacturing knowledge, there is a total absence of named project portfolios or case studies. The site claims to export worldwide but provides no specific evidence of international project delivery.

Identity & Authority is read from the structured data first: whether the site declares who it is in machine-readable schema, with verifiable identity links. Below is the schema captured per page, then the external proof links that support (or fail to support) that identity.

🔗 Identity & Technical Layer — schema JSON-LD: identity chains, entity gaps
Homepage schema 
[
    {
        "@context": "https://schema.org",
        "@type": "Organization",
        "name": "Colin's Sash Windows",
        "url": "https://colinssashwindows.co.uk",
        "logo": "https://colinssashwindows.co.uk/wp-content/themes/sematigo/assets/img/logo.png",
        "sameAs": [
            "https://www.facebook.com/colinssashwindows",
            "https://www.instagram.com/colinssashwindows",
            "https://www.youtube.com/channel/UCZnWM2GJ6xHDwfvEbmuIQWg"
        ],
        "contactPoint": [
            {
                "@type": "ContactPoint",
                "telephone": "+441525552131",
                "contactType": "sales",
                "areaServed": "UK",
                "availableLanguage": "English"
            },
            {
                "@type": "ContactPoint",
                "telephone": "+35316950691",
                "contactType": "sales",
                "areaServed": "IE",
                "availableLanguage": "English"
            }
        ]
    },
    {
        "@context": "https://schema.org",
        "@graph": [
            {
                "@type": "Organization",
                "@id": "https://colinssashwindows.co.uk/#organization",
                "name": "Colin\\'s Sash Windows",
                "logo": {
                    "@type": "ImageObject",
                    "@id": "https://colinssashwindows.co.uk/#logo",
                    "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "contentUrl": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "caption": "Colin\\'s Sash Windows",
                    "inLanguage": "en-GB",
                    "width": "350",
                    "height": "80"
                }
            },
            {
                "@type": "WebSite",
                "@id": "https://colinssashwindows.co.uk/#website",
                "url": "https://colinssashwindows.co.uk",
                "name": "Colin\\'s Sash Windows",
                "alternateName": "Colin\\'s Sash Windows",
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "inLanguage": "en-GB",
                "potentialAction": {
                    "@type": "SearchAction",
                    "target": "https://colinssashwindows.co.uk/?s={search_term_string}",
                    "query-input": "required name=search_term_string"
                }
            },
            {
                "@type": "ImageObject",
                "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                "width": "350",
                "height": "80",
                "inLanguage": "en-GB"
            },
            {
                "@type": "WebPage",
                "@id": "https://colinssashwindows.co.uk/#webpage",
                "url": "https://colinssashwindows.co.uk/",
                "name": "Sash Windows & Doors At Trade Prices - Colin's Sash Windows",
                "datePublished": "2019-03-14T09:51:48+00:00",
                "dateModified": "2025-10-19T13:55:24+01:00",
                "about": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/#website"
                },
                "primaryImageOfPage": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "Person",
                "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                "name": "test-admin",
                "url": "https://colinssashwindows.co.uk/author/test-admin/",
                "image": {
                    "@type": "ImageObject",
                    "@id": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "url": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "caption": "test-admin",
                    "inLanguage": "en-GB"
                },
                "worksFor": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                }
            },
            {
                "@type": "Article",
                "headline": "Sash Windows & Doors At Trade Prices - Colin's Sash Windows",
                "keywords": "Sash Windows",
                "datePublished": "2019-03-14T09:51:48+00:00",
                "dateModified": "2025-10-19T13:55:24+01:00",
                "author": {
                    "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                    "name": "test-admin"
                },
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "description": "Trusted UK supplier of sash windows and doors at trade prices since 2014 – uPVC, timber, aluminium and FD30 steel options with nationwide delivery",
                "name": "Sash Windows & Doors At Trade Prices - Colin's Sash Windows",
                "@id": "https://colinssashwindows.co.uk/#richSnippet",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/#webpage"
                },
                "image": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png"
                },
                "inLanguage": "en-GB",
                "mainEntityOfPage": {
                    "@id": "https://colinssashwindows.co.uk/#webpage"
                }
            }
        ]
    }
]
/privacy-policy/ 
[
    {
        "@context": "https://schema.org",
        "@type": "Organization",
        "name": "Colin's Sash Windows",
        "url": "https://colinssashwindows.co.uk",
        "logo": "https://colinssashwindows.co.uk/wp-content/themes/sematigo/assets/img/logo.png",
        "sameAs": [
            "https://www.facebook.com/colinssashwindows",
            "https://www.instagram.com/colinssashwindows",
            "https://www.youtube.com/channel/UCZnWM2GJ6xHDwfvEbmuIQWg"
        ],
        "contactPoint": [
            {
                "@type": "ContactPoint",
                "telephone": "+441525552131",
                "contactType": "sales",
                "areaServed": "UK",
                "availableLanguage": "English"
            },
            {
                "@type": "ContactPoint",
                "telephone": "+35316950691",
                "contactType": "sales",
                "areaServed": "IE",
                "availableLanguage": "English"
            }
        ]
    },
    {
        "@context": "https://schema.org",
        "@graph": [
            {
                "@type": "Organization",
                "@id": "https://colinssashwindows.co.uk/#organization",
                "name": "Colin\\'s Sash Windows",
                "logo": {
                    "@type": "ImageObject",
                    "@id": "https://colinssashwindows.co.uk/#logo",
                    "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "contentUrl": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "caption": "Colin\\'s Sash Windows",
                    "inLanguage": "en-GB",
                    "width": "350",
                    "height": "80"
                }
            },
            {
                "@type": "WebSite",
                "@id": "https://colinssashwindows.co.uk/#website",
                "url": "https://colinssashwindows.co.uk",
                "name": "Colin\\'s Sash Windows",
                "alternateName": "Colin\\'s Sash Windows",
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "ImageObject",
                "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                "width": "350",
                "height": "80",
                "inLanguage": "en-GB"
            },
            {
                "@type": "WebPage",
                "@id": "https://colinssashwindows.co.uk/privacy-policy/#webpage",
                "url": "https://colinssashwindows.co.uk/privacy-policy/",
                "name": "Privacy Policy - Colin's Sash Windows",
                "datePublished": "2019-03-14T12:53:14+00:00",
                "dateModified": "2022-11-02T11:08:17+00:00",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/#website"
                },
                "primaryImageOfPage": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "Person",
                "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                "name": "test-admin",
                "url": "https://colinssashwindows.co.uk/author/test-admin/",
                "image": {
                    "@type": "ImageObject",
                    "@id": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "url": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "caption": "test-admin",
                    "inLanguage": "en-GB"
                },
                "worksFor": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                }
            },
            {
                "@type": "Article",
                "headline": "Privacy Policy - Colin's Sash Windows",
                "datePublished": "2019-03-14T12:53:14+00:00",
                "dateModified": "2022-11-02T11:08:17+00:00",
                "author": {
                    "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                    "name": "test-admin"
                },
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "description": "(2) You also have the right to complain to a data protection supervisory authority about the processing of your personal data by us.",
                "name": "Privacy Policy - Colin's Sash Windows",
                "@id": "https://colinssashwindows.co.uk/privacy-policy/#richSnippet",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/privacy-policy/#webpage"
                },
                "image": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png"
                },
                "inLanguage": "en-GB",
                "mainEntityOfPage": {
                    "@id": "https://colinssashwindows.co.uk/privacy-policy/#webpage"
                }
            }
        ]
    }
]
/double-glazing-windows/sash/upvc/ 
[
    {
        "@context": "https://schema.org/",
        "@type": "Product",
        "name": "uPVC Sash Windows",
        "image": [
            "https://colinssashwindows.co.uk/wp-content/uploads/2019/05/evolve-outside.png",
            "https://colinssashwindows.co.uk/wp-content/uploads/2019/05/Woodgrain-no-bg.png",
            "https://colinssashwindows.co.uk/wp-content/uploads/2019/03/upvc-sash-content-2.jpg",
            "https://colinssashwindows.co.uk/wp-content/uploads/2019/03/upvc-sash-windows-content.jpg",
            "https://colinssashwindows.co.uk/wp-content/uploads/2024/12/Grey-Woodgrain-uPVC-Sliding-Sash-Windows_enhanced-600x936.png"
        ],
        "description": "uPVC Sash Windows supply from £270+VAT in the UK. Buy heritage sliding sash windows online at trade prices! Get a quote today!",
        "brand": {
            "@type": "Brand",
            "name": "Spectus"
        },
        "aggregateRating": {
            "@type": "AggregateRating",
            "itemReviewed": "uPVC Sash Windows",
            "ratingValue": "5",
            "bestRating": "5",
            "ratingCount": "90"
        },
        "offers": [
            {
                "@type": "Offer",
                "name": "White uPVC Sash Window",
                "url": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/",
                "priceCurrency": "GBP",
                "price": "270",
                "availability": "https://schema.org/PreOrder",
                "itemCondition": "https://schema.org/NewCondition",
                "seller": {
                    "@type": "Organization",
                    "name": "Colin's Sash Windows"
                }
            },
            {
                "@type": "Offer",
                "name": "Grey Woodgrain uPVC Sliding Sash Windows",
                "url": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/",
                "priceCurrency": "GBP",
                "price": "460",
                "availability": "https://schema.org/PreOrder",
                "itemCondition": "https://schema.org/NewCondition",
                "seller": {
                    "@type": "Organization",
                    "name": "Colin's Sash Windows"
                }
            },
            {
                "@type": "Offer",
                "name": "Woodgrain uPVC Sash Window",
                "url": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/",
                "priceCurrency": "GBP",
                "price": "337",
                "availability": "https://schema.org/PreOrder",
                "itemCondition": "https://schema.org/NewCondition",
                "seller": {
                    "@type": "Organization",
                    "name": "Colin's Sash Windows"
                }
            }
        ]
    },
    {
        "@context": "https://schema.org",
        "@type": "Organization",
        "name": "Colin's Sash Windows",
        "url": "https://colinssashwindows.co.uk",
        "logo": "https://colinssashwindows.co.uk/wp-content/themes/sematigo/assets/img/logo.png",
        "sameAs": [
            "https://www.facebook.com/colinssashwindows",
            "https://www.instagram.com/colinssashwindows",
            "https://www.youtube.com/channel/UCZnWM2GJ6xHDwfvEbmuIQWg"
        ],
        "contactPoint": [
            {
                "@type": "ContactPoint",
                "telephone": "+441525552131",
                "contactType": "sales",
                "areaServed": "UK",
                "availableLanguage": "English"
            },
            {
                "@type": "ContactPoint",
                "telephone": "+35316950691",
                "contactType": "sales",
                "areaServed": "IE",
                "availableLanguage": "English"
            }
        ]
    },
    {
        "@context": "https://schema.org",
        "@graph": [
            {
                "@type": "Organization",
                "@id": "https://colinssashwindows.co.uk/#organization",
                "name": "Colin\\'s Sash Windows",
                "logo": {
                    "@type": "ImageObject",
                    "@id": "https://colinssashwindows.co.uk/#logo",
                    "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "contentUrl": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "caption": "Colin\\'s Sash Windows",
                    "inLanguage": "en-GB",
                    "width": "350",
                    "height": "80"
                }
            },
            {
                "@type": "WebSite",
                "@id": "https://colinssashwindows.co.uk/#website",
                "url": "https://colinssashwindows.co.uk",
                "name": "Colin\\'s Sash Windows",
                "alternateName": "Colin\\'s Sash Windows",
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "ImageObject",
                "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/01/upvc-sash-cover.jpg",
                "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/01/upvc-sash-cover.jpg",
                "width": "1600",
                "height": "1199",
                "caption": "Georgian sash windows",
                "inLanguage": "en-GB"
            },
            {
                "@type": "WebPage",
                "@id": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/#webpage",
                "url": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/",
                "name": "uPVC Sash Windows - Double Glazed Sash Windows - Colin's Sash Windows",
                "datePublished": "2026-05-04T09:52:20+01:00",
                "dateModified": "2026-05-12T14:01:42+01:00",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/#website"
                },
                "primaryImageOfPage": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/01/upvc-sash-cover.jpg"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "Person",
                "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                "name": "test-admin",
                "url": "https://colinssashwindows.co.uk/author/test-admin/",
                "image": {
                    "@type": "ImageObject",
                    "@id": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "url": "https://secure.gravatar.com/avatar/ded93cbcc9fc916f3265242cfa9ace20652ad1bc0801eb5d35170a4c6d2c1df6?s=96&d=mm&r=g",
                    "caption": "test-admin",
                    "inLanguage": "en-GB"
                },
                "worksFor": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                }
            },
            {
                "@type": "Article",
                "headline": "uPVC Sash Windows - Double Glazed Sash Windows - Colin's Sash Windows",
                "datePublished": "2026-05-04T09:52:20+01:00",
                "dateModified": "2026-05-12T14:01:42+01:00",
                "author": {
                    "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                    "name": "test-admin"
                },
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "description": "uPVC Sash Windows supply from £270+VAT in the UK. Buy heritage sliding sash windows online at trade prices! Get a quote today!",
                "name": "uPVC Sash Windows - Double Glazed Sash Windows - Colin's Sash Windows",
                "@id": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/#richSnippet",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/#webpage"
                },
                "image": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2020/01/upvc-sash-cover.jpg"
                },
                "inLanguage": "en-GB",
                "mainEntityOfPage": {
                    "@id": "https://colinssashwindows.co.uk/double-glazing-windows/sash/upvc/#webpage"
                }
            }
        ]
    }
]
/internal-doors/aluspace-internal-aluminium-doors-and-partitions/ 
[
    {
        "@context": "https://schema.org",
        "@type": "Organization",
        "name": "Colin's Sash Windows",
        "url": "https://colinssashwindows.co.uk",
        "logo": "https://colinssashwindows.co.uk/wp-content/themes/sematigo/assets/img/logo.png",
        "sameAs": [
            "https://www.facebook.com/colinssashwindows",
            "https://www.instagram.com/colinssashwindows",
            "https://www.youtube.com/channel/UCZnWM2GJ6xHDwfvEbmuIQWg"
        ],
        "contactPoint": [
            {
                "@type": "ContactPoint",
                "telephone": "+441525552131",
                "contactType": "sales",
                "areaServed": "UK",
                "availableLanguage": "English"
            },
            {
                "@type": "ContactPoint",
                "telephone": "+35316950691",
                "contactType": "sales",
                "areaServed": "IE",
                "availableLanguage": "English"
            }
        ]
    },
    {
        "@context": "https://schema.org",
        "@graph": [
            {
                "@type": "Organization",
                "@id": "https://colinssashwindows.co.uk/#organization",
                "name": "Colin\\'s Sash Windows",
                "logo": {
                    "@type": "ImageObject",
                    "@id": "https://colinssashwindows.co.uk/#logo",
                    "url": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "contentUrl": "https://colinssashwindows.co.uk/wp-content/uploads/2020/05/colin-logo.png",
                    "caption": "Colin\\'s Sash Windows",
                    "inLanguage": "en-GB",
                    "width": "350",
                    "height": "80"
                }
            },
            {
                "@type": "WebSite",
                "@id": "https://colinssashwindows.co.uk/#website",
                "url": "https://colinssashwindows.co.uk",
                "name": "Colin\\'s Sash Windows",
                "alternateName": "Colin\\'s Sash Windows",
                "publisher": {
                    "@id": "https://colinssashwindows.co.uk/#organization"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "ImageObject",
                "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2022/09/Aluspace-hinged-door.jpg",
                "url": "https://colinssashwindows.co.uk/wp-content/uploads/2022/09/Aluspace-hinged-door.jpg",
                "width": "1323",
                "height": "741",
                "caption": "Internal Aluminium Doors and Partitions",
                "inLanguage": "en-GB"
            },
            {
                "@type": "WebPage",
                "@id": "https://colinssashwindows.co.uk/internal-doors/aluspace-internal-aluminium-doors-and-partitions/#webpage",
                "url": "https://colinssashwindows.co.uk/internal-doors/aluspace-internal-aluminium-doors-and-partitions/",
                "name": "Aluspace Aluminium Internal Doors From the UK’s No1 Supplier",
                "datePublished": "2022-09-13T10:37:01+01:00",
                "dateModified": "2026-05-20T08:45:10+01:00",
                "isPartOf": {
                    "@id": "https://colinssashwindows.co.uk/#website"
                },
                "primaryImageOfPage": {
                    "@id": "https://colinssashwindows.co.uk/wp-content/uploads/2022/09/Aluspace-hinged-door.jpg"
                },
                "inLanguage": "en-GB"
            },
            {
                "@type": "Person",
                "@id": "https://colinssashwindows.co.uk/author/test-admin/",
                "name": "test-admin",
                "url": "https://colinssashwindows.co.uk/author/test-admin/",
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🛡️ Trust Signals — external proof links that back the declared identity
932Review mentions (all pages)
44External proof links (all pages)
PageReviewsProof links
/ (home) 297 17
/privacy-policy/ 81 3
/double-glazing-windows/sash/upvc/ 279 15
/internal-doors/aluspace-internal-aluminium-doors-and-partitions/ 86 3
/french-doors/heritage-aluminium-doors/ 97 3
/internal-doors/steel-fire-doors/ 92 3
Explore the other reputation pillars for Colin's Sash Windows
Information Density → Semantic Coherence → Trust & Proof → Commodity Fingerprint →
Analysis Disclosure & Source Attribution

This page presents a snapshot of public data from Colin's Sash Windows, captured on May 21, 2026, to show how machine logic reads Identity & Authority signals into an AI reputation evaluation.

Purpose: This data is presented under “Fair Use” for the purpose of independent signal analysis, allowing readers to see the raw signals behind the reputation score.

Notice to Colin's Sash Windows: This analysis is part of a non-adversarial audit conducted by 1 Euro SEO. The results are intended as professional feedback to help improve any website’s machine-readability and authority signals. The evaluation is free, and any company can request a fresh audit at any time.

Any company can use the insights for free and improve its voice. When a company has updated its content, it can always submit a new audit request, which will be reflected in a new current score.

To all users: You are encouraged to visit the live site at https://colinssashwindows.co.uk to view the most current version of its content and see directly what this company is about and what it offers.