Who owns Covonia?
Covonia is owned by STADA (Germany), which has owned the brand since 2013.[1]
This ownership is reported in official statements but has not yet been matched to a regulatory filing.
Evidence: STADA's strong growth journey continues in 2025, STADA Arzneimittel AG, 18 March 2026. Last checked .
Key facts
- Current owner
- STADA Arzneimittel AG reported
- Owned since
- Owner HQ
- 🇩🇪 Germany, Bad Vilbel
- Origin
- 🇬🇧 United Kingdom
- Category
- Consumer health › Over-the-counter medicine › Cold
- Last verified
- · 4 sources
About Covonia
Covonia is a British range of cough remedies made by Thornton & Ross, covering chesty-cough mixtures, dry and tickly cough linctus, a bronchial balsam, a night-time formula and traditional herbal syrups. Its bull mascot first appeared in press advertising in 1998, the firm's 75th year, and on television the following year. Covonia was among the household names Thornton & Ross named when STADA's purchase of the company was completed in 2013, and STADA lists it as one of its consumer health brands in the UK.
Ownership timeline of Covonia
Where Covonia sits in STADA
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full STADA ownership tree →
See the full STADA brand portfolio (6) →
Other brands owned by STADA
STADA controls 6 brands on Brandtree, 3 of them in consumer health.
Also in consumer health
Other brands in cold, and who owns them
The 36 brands in cold on Brandtree belong to 21 owners. The largest is Krka, with 5; STADA has 3.
| Brand | Owner | Owner based in |
|---|---|---|
| Herbion | Krka | 🇸🇮 Slovenia |
| Breathe Right | Prestige Consumer Healthcare | 🇺🇸 United States |
| Lemsip | Reckitt | 🇬🇧 United Kingdom |
| Dimestil | Birzeit Pharmaceutical | 🇵🇸 Palestine |
| HealthCareAisle | Dr. Reddy's | 🇮🇳 India |
| Tukol | Genomma Lab | 🇲🇽 Mexico |
| Benadryl | Kenvue | 🇺🇸 United States |
| Allergosan | Sopharma | 🇧🇬 Bulgaria |
About the owner: STADA
STADA is a privately held company headquartered in Bad Vilbel, Germany, founded in 1895. Brandtree records 6 brands under its control.
STADA Arzneimittel AG is a German maker of consumer health products, generic medicines and specialty pharmaceuticals, based in Bad Vilbel, Hesse, that sells in more than 100 countries. It traces its roots to a pharmacists' association formed in Dresden in 1895 to make shared preparations, and it stayed a cooperative until it became a corporation in 1970. Bain Capital and Cinven took it over in 2017, and a squeeze-out in November 2020 left all its shares with the holding company Nidda Healthcare. CapVest completed the purchase of their majority stake on 31 March 2026, with both firms keeping minority stakes. STADA's group sales in 2025 were €4,296 million, with 11,749 employees.
🇬🇧 Covonia and other British brands
Brandtree records a controlling owner for 570 brands that began in the United Kingdom. 297 of them (52%) are now controlled by a company headquartered in another country, Covonia among them.
Frequently asked questions
Who is the parent company of Covonia?
The parent company of Covonia is STADA, a privately held company headquartered in Germany.
Is Covonia British or German?
Covonia originated in the United Kingdom, but it is owned today by STADA, which is headquartered in Germany. So Covonia is a British-origin brand under German ownership.
Since when has STADA owned Covonia?
STADA has owned Covonia since 2013.
Is Covonia still owned by STADA?
Yes. As of 24 October 2026, Covonia is still owned by STADA. The ownership record was last checked against primary sources on that date.
Sources (4) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] STADA's strong growth journey continues in 2025 — STADA Arzneimittel AG, Official press release, published 18 March 2026; retrieved 24 October 2026.
- [2] STADA — Covonia — STADA Arzneimittel AG, Official document; retrieved 24 October 2026.
- [3] Thornton & Ross — Our History — Thornton & Ross Ltd, Official document; retrieved 24 October 2026.
- [4] STADA AG completes the acquisition of Huddersfield based pharmaceutical manufacturer, Thornton & Ross Ltd — Thornton & Ross Ltd, Official press release, published 21 August 2013; retrieved 24 October 2026.
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