As a senior consultant, Ms. Armbrust has participated in the valuation of over $118 billion of media and communications properties during the past 30 years. She has prepared and/or presented testimony and acted as an expert witness in cable TV, broadcast and fixed and mobile wireless related litigations. Ms. Armbrust is also senior analyst for Media & Communications’ Wireless Investor Service, electronically delivered economic and financial research for the mobile wireless and tower industry sectors.
Ms. Armbrust was formerly the Chief Operating Officer and Senior Financial Analyst for a half dozen of the group's investment newsletters — Cable TV Investor: Deals & Finance, Wireless Telecom Investor, Wireless Market Stats, and Tower Investor. She was also executive editor of a number of special reports, including The Cable TV Financial Databook, The PCS Atlas & Databook, The Cellular Telephone Atlas and The Wireless Telecom Financial Databook. Additionally, she organized and co-moderated wireless telecom and digital media investment conferences held periodically by Kagan research. She has been engaged with the group since April, 1979, when she joined the firm, shortly after it moved to Carmel, CA.
Prior to joining S&P Global Market Intelligence, Ms. Armbrust held financial positions in the retail clothing and data processing industries. She holds a bachelor's degree (B.A.) in German and French literature from the University of Michigan and a Master of Arts (M.A.) in French & German literature and Master of Arts in Teaching (M.A.T.S.) from The Johns Hopkins University.