Attorneys

Mark Brewster

Mark P. Brewster is the owner and president of The Brewster Law Firm. Mark has been licensed since 1988, and has experience in construction law and litigation, complex commercial litigation, transactional work, insurance defense, and general legal work.

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Blaire Wiersig

Blaire Wiersig is an associate attorney with the Brewster Law Firm. Ms. Wiersig joined the firm in 2014 after graduating from law school, and focuses her practice on civil litigation and probate maters.

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Gregory W. Geerdes

Greg is an associate at the Brewster Law Firm. He was licensed in 1996 and has practiced law in the San Antonio and surrounding legal communities since he was licensed Greg handles a variety of civil litigation, transactional work, and probate matters for both individual and business clients.

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Sean T. Beiter, of counsel

Sean serves as of counsel to the Brewster Law Firm. He began his legal career while he was still in law school, serving as a law clerk to the General Counsel office of United Services Automobile Association (USAA) in San Antonio.

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