Trusted by surveyors, roofers, and heritage teams.

Image of plants and water fountain in Mona's garden in Muswell Hill.
Image of the Barbican and city of London taken from a Drone
Image of slates on Church Roof

Precision drone surveys for roof and heritage projects.

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Latest
Google Reviews

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“CAV Aerial went the extra mile for our Liverpool Street Station campaign — fast, creative and a pleasure to work with…

Read Marie’s full review

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“Fresh, thoughtful and beautifully shot footage. It brought London’s gardens to life…

Read Tim’s full review

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Full of flair and artistry. They captured the beauty of my garden perfectly…


Read Mona’s full review

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Services


Roof & Building Surveys

We provide drone roof inspections for architects, roofers, wardens, conservationists, property managers, insurers, and estate agents.

Find out more

Garden & Land Documentation

An aerial view of a city park with trees, grass, a small pond, and a bench, surrounded by residential and commercial buildings.

We work with trusts and award-winning gardeners to document gardens from the sky.

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  • Paul Jackson RIBA CA AABC IHBC EASA, P B Jackson Architecture

    It was lovely to meet you... I would be delighted to mention you to colleagues.

  • Tim Webb, Director, London Parks and Gardens

    Constantine drone footage and photography (CAV Aerial) delivers fresh perspectives and brings to life the exciting and invaluable mosaic of London's green spaces.

    Seen from above you get a fresh take on the shapes, textures and colours which fill our urban landscape and deliver so much value to our lives. His photography then adds ground level detail while capturing the play of light through leaves, stems and branches.

    London Parks and Gardens treasures Constantine's input and critical eye ... we happily endorse Constantine.

  • Peter Sanders, Chair , The Friends of Hornsey Church Tower

    'Many thanks for the terrific job you did for us all. We are extremely grateful to you for the time and effort you gave to create such a detailed survey.'

  • Marie Clements, The Victorian Society Communications and Media Manager

    Thank you so much for this. It is wonderful. I really hope we can do more of this in the future...it would also be lovely to showcase the glories of Victorian and Edwardian architecture too.

  • Deborah, Bruce Castle Museum and Archive.

    '“This is fantastic! We are thrilled…just wanted to let you know how delighted we are!”

  • Mona Abboud, Award Winning Gardner, Mona's Secret Garden

    CAV Aerial have taken shots and videos of my garden-Mona’s garden London and a video has been posted on the CAV Aerial Instagram account which you will agree are truly outstanding! Full of flair and artistry and encapsulating the atmosphere and beauty of the garden perfectly. Constantine Callaghan is the best!

Pricing

All projects are priced based on building size, access, airspace considerations and reporting requirements. The packages below provide guide pricing for typical projects, most surveys are quoted individually to ensure accurate scope and compliance.

Essential Package

From £249 + VAT

Quick, high-resolution roof survey for small buildings. Ideal for roofers, small landlords and single properties.

  • High-resolution roof imagery

  • Clear defect visibility

  • Same day delivery

  • Secure delivery

Optional add-ons:

  • Internal moisture readings (loft)

  • Traffic-light condition report

  • Edited media video

  • Thermal Imaging

  • 3D interactive Model

Book essential survey

Fully insured • CAA-authorised • UK-based operator

Enhanced Package

From £599 + VAT

Comprehensive roof survey for medium to large buildings.
Ideal for block managers, surveyors, managing agents and commercial properties.

  • High-resolution roof imagery (RAW & JPEG)

  • Edited 4K aerial video overview

  • Traffic-light condition report

  • Secure Google Drive delivery within 48 hours

    Optional add-ons:

  • Internal moisture readings (loft)

  • Thermal imaging

  • 3D interactive model

Get enhanced survey

Fully insured • CAA-authorised • UK-based
operator

Comprehensive Package

From £999 + VAT

Full building or complex heritage-site roof inspection with detailed reporting.
Designed for listed buildings, churches, conservation projects and complex sites.

  • Comprehensive annotated PDF condition report

  • Interactive 3D photogrammetry model

  • Short campaign or documentation video (if required)

  • Secure Google Drive delivery within 48 hours

    Optional add-ons:

  • Thermal imaging

  • Internal moisture readings

  • Extended documentation or phased surveys

  • 3D printed model

Request survey

Fully insured • CAA-authorised • UK-based operator

Ideal for roofers, surveyors and portfolio managers

Multiple
properties package

Available for portfolios of 4 or more properties, surveyed on the same day. Pricing applies from the 4th property onwards.

  • RAW + JPEG imagery

  • Short 4K aerial overview

  • Same-day capture

  • Secure delivery within 24 hours

From £99 + VAT per roof

We recently did a collection of roofing surveys for a roofing company. In just one day, we surveyed five properties from Barking to Harrow via Paddington — and delivered all photos and videos the same day.

Read case study

Pricing assumes straightforward access and standard airspace conditions.

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Contact Us

Have a roof survey, heritage project, or garden shoot in mind?

Send us a message and we’ll get back to you shortly. Whether it’s a single property or multiple sites, we’re ready to help.

FAQs: Drone Surveys for Roofs, Churches & Heritage Sites

  • Yes — we specialise in non-intrusive drone inspections for heritage buildings, churches, and conservation areas. We’re listed with the National Churches Trust and understand the sensitivities involved in surveying protected structures.

  • We provide roof inspections, 3D photogrammetry models, thermal imaging surveys, and cinematic campaign videos. All work is GVC-certified, fully insured, and tailored to your project’s needs.

  • Yes — thermal drones can detect hidden leaks, damp patches, and heat loss across roofing surfaces. It’s a fast, accurate way to assess water ingress without scaffolding or invasive testing.

  • We work with architects, conservation officers, local councils, church wardens, building contractors, and homeowners. Whether it’s for planning, restoration, or documentation, we adapt to your goals.

  • Prices typically start from £300 depending on location, access, and complexity. We offer fixed pricing and rapid turnaround — get in touch for a custom quote.

  • Yes — while based in London, we regularly work across the UK. We often travel for heritage work, council surveys, and construction projects nationwide.

Still have a question

Continued Professional Development

  • This webinar provided me with new skills to become an expert on roof surveying. We explored the importance of regular roof surveys and was guided through fundamental techniques applicable across diverse roof types.

    Beyond the basics, the experts unveiled the latest trends shaping the landscape of roof surveys, from understanding regulatory changes to recognising the importance of  sustainable practices.

  • This course provided me a comprehensive exploration of thermal imaging principles and their practical applications. I can now use this when surveying using thermal drones.

  • I completed my GVC at Eagle Eye Innovations in Swindon over a 4 day course. They are recognised as Industry leaders