VOGSY - Professional service automation tool built on Google G Suite
Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.
Office Timesheets - Professional Services Automation
LeadMaster - The LeadMaster LeadMasterCRM All-in-One solution includes: marketing automation, lead management, email marketing, website integration & much more.
HarmonyPSA - HarmonyPSA - Professional Services Automation (PSA) for IT Businesses
Elucify - A completely free software tool that uses crowdsourced data to find business email addresses