About The Lemon Law Guys When you retain the law firm of Johnson & Buxton, to represent you in a lemon law case, you will receive personal service from highly experienced lawyers. Attorneys Derek Johnson and Jon Buxton have more than 20 years of experience in lemon law cases. We spent years defending automakers against California Lemon Law claims. Now we work for you, the consumer. From our law office in Ventura, we handle cases in the Los Angeles area and throughout California.