For me, choosing the OceanWP themes guarantees reliability, seriousness and is a very wise choice. I definitely recommend them for these 3 reasons:
1 - the OceanWP themes are very well designed and include many features.
2 - they are also SEO optimized and responsive.
3 - OceanWP's support team is GOLD: very clear, very helpful, very efficient, very polite and very quick.