CompanyCore
UK company intelligence
Company profile report
Prepared 01 May 2026

CONSTRUCTION MATERIALS TESTING LTD.

SC272812 · ltd · incorporated 2004-09-01

1. Company facts

Status
active
Lifecycle
🌳 Mature — Long-running with flat or slow growth. Steady cash, limited upside.
Jurisdiction
scotland
Registered office
Exchange Tower, 19 Canning Street, Edinburgh, EH3 8EH, Scotland
SIC codes
71200 — Technical testing and analysis
Accounts next due
2026-06-30
Confirmation statement next due
2026-09-15

2. Directors (2 active)

BONTHRON, Gillian
director · appointed 2025-10-27 · born 5/1977 (age 49)
PARRINGTON, Simon Christopher
director · appointed 2024-05-31 · born 10/1970 (age 56)

3. Shareholders (1 active)

Celnor Group Limited
75-100% shares · 75-100% voting · board control

4. Group structure

Celnor Group Limited is the ultimate parent — holding 75%+ shares. This company sits inside their group.

Celnor Group Limited
Corporate parent · 75-100%

5. Security

3 total charges (2 outstanding, 1 satisfied).

Headline verdict

Opportunity score
74/100 (Strong)
Owner dependency
moderate — 58/100
Red flags
0 high · 0 medium · 0 low