We track 11 dive operators in Lysekil. 5 teach certification courses (4 PADI, 1 SSI). 4 run snorkelling trips. 6 offer accommodation alongside diving. The biggest cluster is around Majorna, with 3. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.

Dive Team i Lysekil AB is a dive shop and service provider located in Lysekil, Sweden. They offer diving equipment and services.
Oxygene Diving is a dive center located in Göteborg, Sweden, offering a range of diving services. It has a 4.6-star rating from 55 reviews and is open Monday to Friday.
Flying Divers is a sports activity location in Göteborg, Sweden, with a high rating of 4.9 stars from 22 reviews. They are open Monday through Thursday afternoons.
Dyk-Kiosken is a sports activity location on the island of Fotö, Sweden, specializing in diving. It has a perfect rating based on 13 reviews and offers free parking.
Marstrands Dyk och Skeppshandel is a PADI dive center located on Marstrand that offers guided boat trips to local dive sites and training from beginner levels to Divemaster. The operator also provides equipment rental, air fills, and freediving courses. Additionally, they assist with accommodation for visiting divers.
Marstrands Dykcenter is a PADI dive center located on Marstrand that offers guided boat trips to local dive sites and PADI training courses. The operator also provides freediving instruction, equipment rental, air fills, and assistance with accommodation for visiting divers.

Vått 69 is a dive center in Lysekil, Sweden, offering diving courses and activities. They are a PADI 5 Star IDC Center.
Götaverkens Sportdykarklubb is a sports diving club located in Västra Frölunda, Sweden. It is an operational association focused on sport diving activities.
The 8 highest-ranked of 11. How Fin Rank works
Which centres run each site, named on their own websites or confirmed by the owner.
Fin lists 11 dive operators in Lysekil, with the biggest cluster around Majorna. 5 of them run certification courses.
PADI is the most common agency (4 centres), followed by SSI (1).
6 operators in Lysekil offer accommodation alongside diving.
4 of the 11 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
| 2 | Oxygene Diving | 4.6(58) | none | none | SSI | Visit |
| 3 | Flying Divers | 4.9(29) | none | none | none | Visit |
| 4 | Dyk-Kiosken | 5.0(13) | none | none | none | Visit |
| 5 | Marstrands Marina Dyk och Skeppshandel | 4.8(8) | none | none | PADI | Visit |
| 6 | Marstrands dykcenter | none | none | none | PADI | Visit |
| 7 | none | none | none | PADI | Visit |
| 8 | Götaverkens Sportdykarklubb | none | none | none | none | Visit |
