John Boiler Named as Chair of MDC's Constellation Group of Companies News provided by Share this article Through Creativity, Technology and Insights NEW YORK, April 7, 2021 /PRNewswire/ -- MDC Partners (NASDAQ: MDCA) and the five MDC agencies that form the Constellation – 72andSunny, Instrument, CPB, Redscout and Hecho Studios – have named John Boiler to Chair the powerhouse group created a year ago. John Pyne, former CFO and COO of Geometry North America, has also joined the group's operating council as Global Chief Financial Officer to serve the network. The announcement follows a year of new and expanded collaborations, shared client partnerships, and new business growth across the group, supporting the proposition that integrated creativity, technology, and insights is invaluable to clients looking for more modern and nimble solutions.