Several of Canada's space firms have come out swinging to press for sweeping changes to federal programs that support their industry sector. In submissions to the Expert Panel Review of Federal Support for R&D, the companies contend that programs such as the Canadian Space Agency's (CSA) Space Technology Development Program (STDP), the Strategic Aerospace Defence Initiative (SADI) and the Centres of Excellence for Commercialization and Research (CECR) all have funding, operational and/or policy drawbacks that limit their effectiveness.