Here is a list of the top 10 WordPress development companies in 2023, based on a combination of factors including expertise, experience, reputation, and customer reviews:

1. WPWeb Infotech
2. Goji Labs
3. DevriX
4. CuroTec
5. rtcamp Solutions
6. InfoBeans
7. Konstantin Infosolutions
8. Multidots
9. 10up
10. Lounge Lizard

These companies have a proven track record of delivering high-quality WordPress development services to clients of all sizes, from small businesses to large enterprises. They have teams of experienced and skilled WordPress developers who can help you with all aspects of your WordPress project, from development and design to maintenance and support.