Firmoscan
Active17088551Private limited companyLondon

MACENERGY123 LTD

Significant control: Keith Douglas Macdonald (75–100%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

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Registered activity: Engineering related scientific and technical consulting activities (SIC 71122). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

MACENERGY123 LTD is an active private limited company (company number 17088551) incorporated on 12 March 2026, registered in London. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). No accounts have been filed yet; the first accounts are due by 12 December 2027.

There are 1,915 companies in engineering related scientific and technical consulting activities in London with filed accounts; the median reports net assets of £2,752 and is 5 years old.

02

Ownership and control

1 active
  • Keith Douglas Macdonald
    Individual · since 12 March 2026
    • owns 75–100% of shares

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
12 March 2026under 1 yr ago
First accounts due
12 December 2027in 413 days
Confirmation statement due
26 March 2027in 152 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 71122
Engineering related scientific and technical consulting activities
SIC 74901
Environmental consulting activities
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 12 December 2027; this page updates when they are filed.

06

Timeline

Newest first
  1. First accounts duein 413 days
  2. Confirmation statement duein 152 days
  3. Incorporated
07

Similar companies in London

Same activity (engineering related scientific and technical consulting activities), closest in incorporation date

All companies incorporated on 12 March 2026 · in Mar 2026.

08

Reminders for MACENERGY123 LTD

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Source: Companies House register, snapshot 2026-08-31. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.

This information comes from public filings and our automated processing of them. It may contain errors, be incomplete or be out of date, and is not advice or a credit reference. Check the official record before relying on it. Terms · Privacy · Report an error (corrected within one working day).