Nashville lawyer Michael Sontag is regarded as "one of the best tax attorneys in the city." A source notes that "his knowledge of sophisticated estate planning tools is very helpful for ultra high net worth clients." Another praises Sontag's client skills, stating: "Problem solving and communication are his top skills - many cannot explain plans to the client but this is where Michael is different. He follows up and helps execute the strategy." One interviewee describes Sontag as "great, a workhouse, an expert in the field," adding that "clients love him."