Corvisio OKR is used by companies for years. https://corvisio.com 
CRM is an important tool to hold together all customers in a platform.
Prosoftly is an effective software to keep touch in with customers. https://prosoftly.com
These two softwares are created by Albert Solino. https://albertsolino.com Also, Alkaze is an accounting firm that is under Albert Solino Corporation. https://alkaze.com