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Next accounts due

2026-06-30 (in 1mo)

Last filed for 2024-09-29

Confirmation statement due

2027-02-05 (in 9mo)

Last made up 2026-01-22

Watchouts

None on the register

Cash

£409K

+34.1% vs 2023

Net assets

£3M

+96.3% highest in 3 filed years

Employees

130

-1.5% vs 2023

Profit before tax

£1M

+14.6% vs 2023

Accounts

3-year trend · latest reflected 2024-09-29

Metric Trend 2020-09-302023-10-022024-09-29
Turnover £14,835,000£14,955,000
Operating profit £1,265,000£1,450,000
Profit before tax £1,265,000£1,450,000
Net profit £1,244,000£1,662,000
Cash £305,000£409,000
Total assets less current liabilities £2,304,000£3,855,000
Net assets £1£1,762,000£3,458,000
Equity £1£1,762,000£3,458,000
Average employees 132130
Wages £5,833,000£5,974,000
Directors' remuneration £189,000£193,000

Values shown as filed in the company's annual accounts. indicates the figure wasn't present under that line item in that period. About these numbers

Year-on-year

FY2023 → FY2024 · period ending 2024-09-29 vs 2023-10-02

Each % is (latest − prior) ÷ |prior| for the line item as filed. The comparison is only shown when the latest and prior accounts cover broadly equal-length periods — short or long stubs (typical around incorporation or a year-end change) are suppressed rather than misrepresented. Lines a company doesn't report are omitted. About these numbers

Ratios

Computed from the line items above — sparklines read oldest → newest

Ratio Trend 2020-09-302023-10-022024-09-29
Operating margin 8.5%9.7%
Net margin 8.4%11.1%
Return on capital employed 54.9%37.6%
Current ratio 1.30x1.41x

Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.

Name history

Renamed 1 time since incorporation

  1. TETRA TECH CONSULTING (NI) LIMITED 2020-03-18 → present
  2. TETRA TECH PROJECTS NORTHERN IRELAND LIMITED 2020-01-24 → 2020-03-18

Audit & accounting basis

Accounting basis
FRS 102
Reporting scope
Standalone (parent only)
Auditor
Armstrong Watson Audit Limited
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“As set out in note 3 of the financial statements, the directors are of the opinion that the Company has adequate resources to continue in operational existence for the foreseeable future. The financial statements have, therefore, been prepared on a going concern basis.”

Group structure

  1. TETRA TECH CONSULTING (NI) LIMITED · parent
    1. Tetra Tech Consulting Ireland Limited 100% · Ireland · Consultant to the built and natural environment

Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers

People

5 active · 3 resigned

Name Role Appointed Born Nationality
MURDOCH, Andrew Secretary 2023-10-11
GILLESPIE, Andrew James Director 2020-01-24 May 1969 British
HATCH, David Craig Director 2025-04-23 Nov 1964 British
LEMMON, Richard Alan Director 2020-01-24 Aug 1959 American
SCOTT, Michael Joseph Director 2021-01-19 May 1960 Irish
Show 3 resigned officers
Name Role Appointed Resigned
HOPSON, Preston Secretary 2020-01-24 2023-10-11
AMIDON, Derek Gordon Director 2020-01-24 2023-05-12
BROWNLIE, Bill Director 2023-05-12 2025-04-23

Ownership

Persons with significant control

Name Kind Nature of control Notified Status
Tetra Tech Limited Corporate entity Shares 75–100% 2021-02-23 Active
Tetra Tech Uk Holdings Limited Corporate entity Shares 75–100% 2020-01-24 Ceased 2021-02-23

Filing timeline

Last 20 of 23 total filings

Date Type Category Description
2026-01-23 CS01 confirmation-statement Confirmation statement with no updates PDF
2025-06-30 AA accounts Accounts with accounts type full
2025-04-23 AP01 officers Appoint person director company with name date PDF
2025-04-23 TM01 officers Termination director company with name termination date PDF
2025-01-28 CS01 confirmation-statement Confirmation statement with no updates PDF
2024-07-08 AA accounts Accounts with accounts type full
2024-02-20 CS01 confirmation-statement Confirmation statement with no updates PDF
2023-10-11 AP03 officers Appoint person secretary company with name date PDF
2023-10-11 TM02 officers Termination secretary company with name termination date PDF
2023-07-11 AA accounts Accounts with accounts type full
2023-06-23 TM01 officers Termination director company with name termination date PDF
2023-06-23 AP01 officers Appoint person director company with name date PDF
2023-02-03 CS01 confirmation-statement Confirmation statement with no updates PDF
2022-08-16 AA accounts Accounts with accounts type full
2022-02-02 CS01 confirmation-statement Confirmation statement with updates PDF
2022-02-02 PSC07 persons-with-significant-control Cessation of a person with significant control PDF
2022-02-02 PSC02 persons-with-significant-control Notification of a person with significant control PDF
2021-10-01 AA accounts Accounts with accounts type dormant PDF
2021-03-16 CS01 confirmation-statement Confirmation statement with no updates PDF
2021-01-19 AP01 officers Appoint person director company with name date PDF

Public-record activity

Raw counts from Companies House — last 12–24 months

Filings
2

last 12 months

Capital events
0

last 24 months

Officers appointed
0

last 12 months

Officers resigned
0

last 12 months

Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.

Official Companies House page