If in the Sala Daeng area then the Cafe Bangrak is a very-good choice for lunch with an excellent location. The restaurant is well-known in the area of Soi 4 Silom and offers good food at a great price. They have a good internet connection and it is quiet for such a busy area. Its a good place for having short meetings while in the area.
The Cafe Bangrak normally does not serve pizza over the weekends however they do offer really good vegetarian food. The staff are great as well as the management and the cafe is well managed. Good place, good food and good location. Many IT personal use the cafe as a meeting place to meet others and clients.