De Martini & Company, LLP is a leading CPA firm located in San Mateo, California. Our specialties include tax preparation and planning, accounting and bookkeeping for individuals, trusts and small to medium sized businesses. We bring years of expertise and knowledge to every client engagement. Known for our responsiveness and skill to minimize tax liability, we have built a strong and loyal following throughout the San Mateo community. Available year-round, reach out to us by phone or e-mail to schedule a tax appointment.