Firmoscan
Active16817642Private limited companyStockton-On-Tees

MAMMOTH CONSTRUCTION SERVICES LTD

Significant control: Michael Liam Mason (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Mammoth Construction Services Ltd sell?

Registered activity: Construction of domestic buildings (SIC 41202). 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

MAMMOTH CONSTRUCTION SERVICES LTD is an active private limited company (company number 16817642) incorporated on 29 October 2025, registered in Stockton-On-Tees. Its registered activity is construction of domestic buildings (SIC 41202). No accounts have been filed yet; the first accounts are due by 29 July 2027.

There are 160 companies in construction of domestic buildings in Teesside with filed accounts; the median reports net assets of £1,350 and is 8 years old.

02

Ownership and control

1 active
  • Michael Liam Mason
    Individual · since 29 October 2025
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors

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
29 October 2025under 1 yr ago
First accounts due
29 July 2027in 279 days
Confirmation statement due
12 November 2026in 20 days

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

04

Activity

SIC 41202
Construction of domestic buildings
Accounts type
No Accounts Filed
05

Financials

No accounts on record

No accounts filed yet. The first accounts are due by 29 July 2027; this page updates when they are filed.

06

Timeline

Newest first
  1. First accounts duein 279 days
  2. Confirmation statement duein 20 days
  3. Incorporated
07

Similar companies in Teesside

Same activity (construction of domestic buildings), closest in incorporation date

All companies incorporated on 29 October 2025 · in Oct 2025.

08

Reminders for MAMMOTH CONSTRUCTION SERVICES LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

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).