SKYDB

SKYDB Building database

Tall buildings worldwide, with heights, construction status and the companies involved.

Rankings of tall buildings

Tall Building Markets

  • Global building statistics
  • Biggest cities worldwide
  • Country market overviews
  • Construction activity
  • Annual completions
Speaker at a lectern in front of a skyscraper presentation

SKYDB Awards

The community is honoring the best new skyscrapers. A legacy since 1999.

View award winners

SKYDB Membership

Create a free account, choose Premium or apply to contribute as a volunteering Editor.

Choose your access

SKYDB Community

SKYDB Editors visiting a skyscraper construction site

Join for free

Become a volunteering Editor optionally or get Editor rights with Premium.

Compare memberships

SKYDB Products

Professional building research, data exports and API access, plus advertising offerings.

Research & data

Consulting & advertising

SKYDB Insights charts showing buildings by decade, status, use, floor count and height

SKYDB Insights

Professional research into buildings and participating companies.

View Insights plans

Tall buildings, tracked.

SKYDB is collecting verifiable information about buildings.

About SKYDB

Using SKYDB

Chongqing skyline beside the river

Who we are

SKYDB is the source for tall building information worldwide.

About SKYDB

Interactive building map

Explore all projects on an interactive map anywhere on earth.

Free map access

Upgrade your map experience

SKYDB map with building pins and a building record in Lower Manhattan

Join SKYDB

The map is for registered members. Create a free account to explore.

Create a free account
Welwyn Hatfield city
company #193471953

John Doyle Construction

active general contractor

Full map Join SKYDB
Activity Rankings

Object dataJoin to edit

Status active
Rolegeneral contractor
CityWelwyn Hatfield
CountryUnited Kingdom
Source: SKYDB | As of: 2026-10-18

Location

Google MapsBing Maps

Statistics

Buildings by decade

Click any bar to drill into that completion decade.

0 0% 2020s 0 0% 2010s 4 100% 2000s 0 0% 1990s 0 0% 1980s 0 0% 1970s 0 0% 1960s 0 0% 1950s 0 0% 1940s 0 0% 1930s 0 0% 1920s 0 0% 1910s 0 0% 1900s

By status

Completed: 4 (100%)
  • Completed 4

By primary use

residential: 2 (50%) office: 2 (50%)
  • residential 2
  • office 2

By floor count

1-9 floors: 1 (25%) 10-19 floors: 3 (75%)
  • 1-9 floors 1
  • 10-19 floors 3

By height

Under 50 m: 3 (100%)
  • Under 50 m 3

Source: SKYDB | As of: 2026-10-18

John Doyle Construction Buildings View all

  1. One Basinghall Avenue 1
    One Basinghall Avenue
    City of London
    40 m 10 fl2007
  2. One Coleman Street 2
    One Coleman Street
    City of London
    38 m9 fl2007
  3. Barrington Court 3
    Barrington Court
    Westminster
    36 m11 fl2009
  4. Albion Riverside 4
    Albion Riverside
    Wandsworth
    11 fl2003