Company directory · Helensburgh
Trade and construction companies in Helensburgh
93 active trade and construction companies registered in Helensburgh, Argyll & Bute, by trade.
Trade companies in Helensburgh in numbers
From the Companies House register and filed balance sheets, as of 1 Oct 2026. The longest-established is T.G. Allan Limited, incorporated in 1915.
Still trading, by year incorporated
Companies still active today, by the year they were incorporated; 2026 is the year so far.
Trades in Helensburgh
- Mechanics and garages13
- Electricians10
- Motor traders10
- Builders9
- Joiners and carpenters9
- Finishing trades6
- Property developers6
- Machinery repair and installation5
Every company on these pages is an active private limited company that files small or micro-entity accounts. Each one has to deliver accounts to Companies House within 9 months of its year end, pay corporation tax 9 months and 1 day after it, and file a CT600 with HMRC within 12 months.
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