Other engineering activities

On the register

Share of these companies on the live register, by status.

• Active 83%
• Proposal to strike off 15%
• In insolvency or administration 2%

New registrations

Companies registered each month, October 2025 – September 2026, that are still on the register. See registrations by month across all companies.

Company age

How long the active companies have been registered.

• Under 1 year 16%
• 1–3 years 21%
• 3–5 years 14%
• 5–10 years 23%
• 10–20 years 18%
• 20 years or more 9%

Where they're registered

Active companies by postcode area of their registered office.

• East Central London (EC) 1,350
• Aberdeen (AB) 1,100
• West Central London (WC) 946
• Cleveland (TS) 925
• Warrington (WA) 871
• Birmingham (B) 807
• North London (N) 753
• West London (W) 715
• Belfast (BT) 704
• Newcastle upon Tyne (NE) 681

Recently registered companies

Active companies recently registered under SIC code 71129.

Related

• Part of the Professional Services industry group.
• Other professional services SIC codes:
  • 70229 – Management consultancy activities other than financial management (270,000)
  • 69201 – Accounting and auditing activities (43,200)
  • 71122 – Engineering related scientific and technical consulting activities (34,500)
  • 70100 – Activities of head offices (30,100)
  • 69202 – Bookkeeping activities (24,500)
  • 70221 – Financial management (21,400)
  • 71111 – Architectural activities (20,400)
  • 70210 – Public relations and communications activities (15,600)
• All SIC codes
• SIC codes explained