When creating SVG versions of official logos, consider:
Searching Google with the syntax: [site:example.com filetype:pdf] and extract logo from pdf or:
Searching Google with the syntax: [example company filetype:pdf] and extract logo from pdf or:
Search for the logo on brandsoftheworld.com. NOTE: Brands of the world isn't always reliable. Double check the logo with the company/organization website.
Remember: Logos that consist of simple geometric shapes and text are considered public domain and should therefore be marked {{PD-textlogo}} and be moved to Wikimedia Commons.