Top 100 B2B Sales Outsourcing Firms
The Best of November 2026Looking for a top B2B sales outsourcing company?
If you're looking for an outsourced sales firm with specific expertise in your industry, you've come to the right place. Our list of experienced B2B sales outsourcing firms can help you grow revenue quickly while also being a cost-effective solution vs. hiring internal teams.
That's why we've created this list of the best outsourced sales teams for you to review. Read through company descriptions, former clients, and notable projects to find the best fit for your business.
List of the Best B2B Outsourced Sales Teams
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1$1,000+1,000 - 9,999 employeesGilbert, AZBack Office Outsourcing company Unity Communications is located in Gilbert, Arizona; Taguig, Philippines; San José, Costa Rica and San Pedro Garza García, Mexico. The large company was launched in 2009. Their services include Back Office Outsourcing, Employer of Record (EOR) Services, Call Center Services, Customer Service Outsourcing, and more.Read More
Clients
ATTIndustries
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2$1,000+50 - 249 employeesDenver, CORead More
Belkins is a midsize Sales Outsourcing company launched in 2017. Their services include Sales Outsourcing, Email Marketing, CRM consulting and SI, and Call Center Services. The company is in Denver, Colorado; Kyiv, Ukraine; Cheyenne, Wyoming and Lombard, Illinois.
Clients
Nvidia General Electric Zendesk UC BerkeleyIndustries
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3$1,000+250 - 999 employeesPortland, ORRead More
Prialto is a leading managed staffing and BPO company led by a Wharton MBA and former McKinsey & Co executive. Headquartered in Portland, Oregon, Prialto was launched in 2008 and serves top venture capital, financial services, biotech, insurance, and real estate firms. Prialto's services include managed staffing, seamless back-office function processing, and business automation.
Clients
HeadlineIndustries
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4$1,000+250 - 999 employeesOakville, CanadaMartal Group is an answering service. They are located in Oakville, Canada; San Francisco, California and Uniondale, New York and have a midsize team that provides Call Center Services, Sales Outsourcing, and Email Marketing. The agency was launched in 2009.Read More
Clients
BoschIndustries
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5$1,000+1,000 - 9,999 employeesHollywood, FLRead More
Remote CoWorker is a Back Office Outsourcing company. They are located in Hollywood, Florida and Taguig, Philippines and have a large team. Their services include Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), Call Center Services, Customer Service Outsourcing, and more. The firm was launched in 2013.
Clients
AmazonIndustries
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6$5,000+50 - 249 employeesLaguna Beach, CASales Outsourcing company LevelUp Leads is located in Laguna Beach, California and Laguna Beach, California. They specialize in Sales Outsourcing, Call Center Services, and Email Marketing and were launched in 2021.Read More
Industries
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7$1,000+50 - 249 employeesLondon, EnglandHeadquartered in Dover, Delaware; London, England and Kyiv, Ukraine, SalesAR is a midsize Sales Outsourcing company. Established in 2019, the team specializes in Sales Outsourcing, Content Marketing, Email Marketing, Call Center Services, and more.Read More
Clients
AkridataIndustries
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8$1,000+50 - 249 employeesLas Vegas, NVLeadium is a Las Vegas, Nevada-based Sales Outsourcing company. The company offers Sales Outsourcing, Content Marketing, Call Center Services, and Email Marketing and is midsize.The company was founded in 2016.Read More
Clients
DirecTVIndustries
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9Undisclosed1,000 - 9,999 employeesLos Angeles, CACallbox is a large Sales Outsourcing company based in Los Angeles, California; Singapore, Singapore; Ultimo, Australia and Medellín, Colombia. Launched in 2004, the team offers Sales Outsourcing, Customer Service Outsourcing, Back Office Outsourcing, and Call Center Services.Read More
Clients
Alima TechnologiesIndustries
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10$5,000+50 - 249 employeesOlympia, WARead More
Based in Olympia, Washington, Social Bloom is a Sales Outsourcing company. The midsize company was established in 2020. Their services include Sales Outsourcing, Email Marketing, and Call Center Services.
Industries
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11$1,000+50 - 249 employeesOttawa, CanadaRead More
DMT Business Development is a Sales Outsourcing company. Founded in 2018, the team offers Sales Outsourcing, Email Marketing, and Call Center Services. Their midsize agency is headquartered in Ottawa, Canada; Zhytomyr, Ukraine; Lublin, Poland and Lublin, Poland.
Clients
CDS Global Cloud Yodeck Productive.io Concordia UniverscityIndustries
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12$1,000+250 - 999 employeesSt. Louis, MOAbstrakt is a St. Louis, Missouri-based Sales Outsourcing company. The midsize team provides Sales Outsourcing, Content Marketing, and Web Design. The firm was launched in 2009.Read More
Industries
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13$1,000+1,000 - 9,999 employeesNew York, NYAppointment Setter Online is a large Sales Outsourcing company. They offer Sales Outsourcing, Back Office Outsourcing, and Call Center Services and were established in 2010.Read More
Clients
TeamGanttt Slalom Consulting curotec Upfront HealthcareIndustries
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14$5,000+10 - 49 employeeskamloops, CanadaCRM consulting and SI company Set2Close was founded in 2021. The small team specializes in CRM consulting and SI, Sales Outsourcing, Account-Based Marketing, Email Marketing, and more. The company is located in kamloops, Canada.Read More
Clients
Airlock Digital Metal Building Outlet Pet Resort Hospitality GroupIndustries
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15Undisclosed250 - 999 employeesRead More
Smith.ai is a virtual receptionist and lead intake services company located in Palo Alto, Calif. Founded in 2015, they employ over 100 staff specializing in live calls and website chat for small and mid-market companies, typically in legal, hospitality, finance, e-commerce, healthcare, and real estate. Services include AI chatbots, live chat, conversion optimization, and virtual receptionists.
Clients
Hacking Law PracticeIndustries
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16$1,000+50 - 249 employeesBerkeley, CARead More
Wing Assistant, a back office outsourcing company, was established in 2018. Their midsize team is located in Berkeley, California. Their services include back office outsourcing, customer service outsourcing, sales outsourcing, call center services, and more.
Industries
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17$5,000+1,000 - 9,999 employeesCebu City, PhilippinesLaunched in 2008, Select VoiceCom is a call center. They are in Cebu City, Philippines; Davao City, Philippines and Savannah, Georgia and have a large team. The company focuses on Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Finance & Accounting Outsourcing (FAO), and more.Read More
Industries
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18$1,000+10 - 49 employeesIowa City, IARead More
In Iowa City, Iowa, Uptown Creation is a small direct marketing company. Founded in 2016, the team focuses on direct marketing, marketing strategy, other marketing, email marketing, and more.
Industries
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19$10,000+50 - 249 employeesBoca Raton, FLRead More
SalesRoads is a Sales Outsourcing company. Their midsize team is based in Boca Raton, Florida; Haddonfield, New Jersey and Philadelphia, Pennsylvania. The agency focuses on Sales Outsourcing, Email Marketing, and Call Center Services. The agency was founded in 2007.
Industries
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20$1,000+10 - 49 employeesHorsham , EnglandSales Outsourcing company Virtual Sales Limited is in Horsham , England. The company focuses on Sales Outsourcing and Call Center Services and is small.The company was established in 2001.Read More
Industries
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21$5,000+10 - 49 employeesDover, DEFunnel Bakers is a CRM consulting and SI company established in 2019. The small Dover, Delaware-based team specializes in CRM consulting and SI, Sales Outsourcing, AI Agents, Email Marketing, and more.Read More
Clients
PodeanIndustries
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22$10,000+50 - 249 employeesTheale, EnglandClarify is a Sales Outsourcing company. The midsize Tampa, Florida-based firm was founded in 2003. Their services include Sales Outsourcing, Account-Based Marketing, Demand Generation Marketing, Marketing Strategy, and more.Read More
Clients
Paypal Adobe SAPIndustries
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23$1,000+50 - 249 employeesSugar Land, TXIdeasUnlimited is a midsize Customer Service Outsourcing company established in 2010. Their team provides Customer Service Outsourcing, Call Center Services, Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), and more. The company is headquartered in Sugar Land, Texas; Koronadal City, Philippines and Islamabad, Pakistan.Read More
Clients
TravelWifiIndustries
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24$1,000+10 - 49 employeesSan Antonio, TXLocated in San Antonio, Texas and Cape Coral, Florida, Impactable is an Advertising company. The small team offers Advertising, Pay Per Click, Sales Outsourcing, Direct Marketing, and more. The agency was founded in 2019.Read More
Industries
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25$1,000+10 - 49 employeesEmail Marketing company Funel is based in London, England; Singapore; Toronto, Canada and New York, New York. They offer Email Marketing, Sales Outsourcing, Blockchain Marketing, and Web Development and were founded in 2012.Read More
Industries
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26$5,000+250 - 999 employeesAustin, TXLaunched in 2006, EBQ is a midsize Sales Outsourcing company. Their team focuses on Sales Outsourcing, Email Marketing, CRM consulting and SI, Other Digital Marketing, and more. The company is based in Austin, Texas.Read More
Industries
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27$10,000+10 - 49 employeesParis, FranceSalesGent is a small Paris, France-based Sales Outsourcing company. Founded in 2019, the team specializes in Sales Outsourcing.Read More
Clients
ZymplifyIndustries
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28$10,000+10 - 49 employeesToronto, CanadaLocated in Toronto, Canada and New York, New York, Purple Sales is a small Sales Outsourcing company. Founded in 2017, the team specializes in Sales Outsourcing, Call Center Services, CRM consulting and SI, Search Engine Optimization, and more.Read More
Industries
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29$1,000+2 - 9 employeesLondon, EnglandFriday Solved, a business consulting company, is based in London, United Kingdom. They offer business consulting, marketing strategy, content marketing, content writing services, and more and were established in 2018.Read More
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30$1,000+10 - 49 employeesNorristown, PAAnswering service and Sales Outsourcing company Superhuman Prospecting is based in Norristown, Pennsylvania. The small team specializes in Call Center Services and Sales Outsourcing. The firm was founded in 2017.Read More
Industries
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