That very much depends on the issue in question. Most of them are pro-gay rights, for example, because that is either a win or neutral for people they care about but if you’re talking about issues which have a direct financial impact (tax rates, corporate liability, privacy or workers rights, etc.) you’ll unsurprisingly find big differences. When you look at the money that the big tech company PACs spend it tends to skew towards whoever is in power or promises the least regulation, like most other industries.