Active07352591Private limited companyDoncaster

THE TESTING LAB PLC

A93/100

Owned by Peter James Frank Thomas (75–100%)

Summary

Generated from filed data · no estimates

THE TESTING LAB PLC is an active private limited company (company number 07352591) incorporated on 20 August 2010, registered in Doncaster. Its registered activity is environmental consulting activities (SIC 74901). Latest full accounts cover the period ending 31 March 2026, showing net assets of £3.60m and cash of £1.35m, with 101 employees on average. Net assets rose 36% on the prior period (£2.65m). Across the last 3 periods on record the net-asset trend is volatile.

Peer position · net assets

By net assets it sits in the top quarter of 122 comparable companies in Sheffield (median £3,178, upper quartile £34k).

Key dates

Incorporated: 20 August 201016 yrs ago
Next accounts due: 31 December 2027in 435 days
Confirmation statement due: 3 September 2027in 316 days

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

Activity

SIC 74901: Environmental consulting activities
Accounts type: Full
Size band: SmallCompanies Act thresholds

Financials

4 periods on record · latest ending 31 March 2026

Net assets

£3.60m

+36%vs Sept 2025

Cash at bank

£1.35m

−9%vs Sept 2025

Turnover

Not reported

Employees

101

+6%vs Sept 2025

Net assets

£3.60m

Cash at bank

£1.35m

Profit for the year

£758k

Average employees

101

Filed accounts by period, newest first
Period end	Net assets	Cash	Debtors	Creditors <1y	Turnover	Profit	Employees
31 March 2026	£3.60m	£1.35m	£1.56m	£906k	—	£758k	101
29 September 2025	£2.65m	£1.48m	£1.39m	£692k	—	−£233k	95
29 September 2024	£3.02m	£2.01m	£1.95m	£1.44m	—	£2.01m	86
29 September 2023	—	—	—	—	—	—	—

Current ratio4.4Comfortable

Cash per employee£13kCash ÷ average employees

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

Firmoscan score

Rules-based · every point shows its evidence

93 / 100 · grade A

Score breakdown
50	Starting scoreEvery scored company starts here
+10	Positive net assetsNet assets £3,599,907 at 2026-03-31
+8	Net assets growing+35.6% vs prior period
+8	Comfortable liquidityCurrent ratio 4.4
+4	Cash reservesCash £1,352,825
+5	Multi-year filing history4 periods on record
+8	EstablishedIncorporated 2010-08-20 (16 years)
93	Score, grade A

A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.

Ownership and control

1 active · 1 other

PJ
Mr Peter James Frank Thomas
Individual · since 28 July 2017
- owns 75–100% of shares
75–100%
KT
Ms Karin Thomas
Individual · since 9 August 2016 · ceased 23 January 2019
- owns 25–50% of shares
25–50%

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.

Timeline

Newest first

31 Dec 2027Next accounts duein 435 days
03 Sept 2027Confirmation statement duein 316 days
31 Mar 2026Accounts period endNet assets £3.60m · full accounts
29 Sept 2025Accounts period endNet assets £2.65m · full accounts
29 Sept 2024Accounts period endNet assets £3.02m · full accounts
29 Sept 2023Accounts period end
20 Aug 2010Incorporated

Similar companies in Sheffield

Same activity (environmental consulting activities), closest in incorporation date

All companies incorporated on 20 August 2010 · in Aug 2010.

Reminders for THE TESTING LAB PLC

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