Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Visible.vc - Investor updates & relations for startups and privately held companies. Portfolio monitoring and management for early stage investors.

Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community

Foundersuite - Tools to get startup sh*t done!

HelpScout - Help Scout is a simple, straightforward way to provide excellent support

SandHill.io - SandHill.io aggregates the latest content from the blogs, substacks, and medium feeds of 600+ VCs and industry-focused startup analysts.