There are numerous outsourcing companies that specialize in B2B deals. Some  exemplifications include :

 -Salesforce is a global leader in client relationship operation( CRM) software and provides a wide range of deals outsourcing services, including supereminent generation, appointment setting, and deals support.  

-Outsource2india Outsource2india is a leading B2B outsourcing company that provides a wide range of deals and marketing services, including supereminent generation, telemarketing, and appointment setting.  

-The Global Associates The Global Associates is a B2B lead generation and appointment-setting company that provides services to businesses in a wide range of diligence.  

-Appointment-Setting Services This company provides B2B appointment-setting services for businesses in colorful diligence, including technology, healthcare, and finance.  

-Lead Generation Company This company provides B2B  supereminent generation services for businesses in colorful diligence, including technology, healthcare, and finance. 

- Telemarketing Services This company provides B2B telemarketing services for businesses in colorful diligence, including technology, healthcare, and finance. 

 It's important to note that when outsourcing deals conditioning, it's pivotal to have a clear description of what your pretensions are and have proper communication with the outsourcing company to insure they align with your business objectives. 

Also, it's recommended to completely probe the company and check its references,  witnesses, and track record before engaging in any contract.