Follow the flow of money from donors to parties. Correlation does not imply causation.
The interactive Sankey diagram (industry to party to vote flows) will be rendered here using D3.js.
This requires the D3 JS interop integration. For now, here is the donation data in table format.
Top Donors by Amount
This table shows organisations that both donated to political parties AND received government contracts.
The presence of both donations and contracts does not imply any causal relationship.