Clearbit Connect might be a bit more popular than 6sense. We know about 1 link to it since March 2021 and only 1 link to 6sense. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Sounds like the business model for https://6sense.com/. Source: over 2 years ago
If you're not into LinkedIn, you can certainly email them too. Here's a cool extension: https://connect.clearbit.com/. Basically, it'll let you find any email within a specific company (e.g., a recruiter at XYZ company). Source: almost 3 years ago
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