Mark B. Comstock Shareholder Garrett Hemann Robertson PC, Salem Mark B. Comstock, Shareholder, Garrett Hemann Robertson PC, Salem; B.A., University of Oregon (1978); J.D., Willamette University College of Law (1981); member of the Oregon State Bar since 1981; practice emphasizes commercial litigation, bankruptcy, and collection; chair, OSB Debtor-Creditor Section (1989).