Top 100 Lead Generation Companies
The Best of December 2025Looking for a top lead generation company?
You have a good product but struggle to gain customers because the market is either saturated or dominated. Lead generation services will work wonders for you. Cold calling is not the only focus of lead generation companies. They provide many services, including content creation, blog posting, and social media outreach.
Working with a reliable service provider will give you the edge you need, and The Manifest is here to help you connect with them. We’ve listed the top lead generation companies, gathered their former clients’ testimonials, and curated their profiles for you.
List of the Best Lead Generation Services
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1$1,000+250 - 999 employeesOakville, CanadaRead More
Martal Group is a Sales Outsourcing company launched in 2009. The midsize team focuses on Sales Outsourcing, Email Marketing, and Call Center Services. The agency is in Oakville, Canada; San Francisco, California and Uniondale, New York.
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BoschIndustries
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2$10,000+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.
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Nvidia General Electric Zendesk UC BerkeleyIndustries
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3$1,000+50 - 249 employeesEd, SwedenA-SALES AB is a Sales Outsourcing company in Ed, Sweden; Göteborg, Sweden; Sheridan, Wyoming and London, England. They specialize in Sales Outsourcing, Email Marketing, and Call Center Services and were established in 2023.Read More
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Svea SolarIndustries
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4$1,000+50 - 249 employeesLaguna Beach, CALaunched in 2021, LevelUp Leads is a midsize Sales Outsourcing company. Their team specializes in Sales Outsourcing, Email Marketing, and Call Center Services. The firm is in Laguna Beach, California and Laguna Beach, California.Read More
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5$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.
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CDS Global Cloud Yodeck Productive.io Concordia UniverscityIndustries
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6$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.
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HeadlineIndustries
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7$10,000+250 - 999 employeesSimi Valley, CASales Outsourcing company Beyond Codes Inc. Was launched in 2008. Headquartered in Simi Valley, California; Hammersmith, England; Burnaby, Canada and Panchkula, India, their midsize team focuses on Sales Outsourcing, Demand Generation Marketing, Account-Based Marketing, Email Marketing, and more.Read More
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EXLIndustries
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8$1,000+50 - 249 employeesLondon, EnglandSalesAR is a midsize Sales Outsourcing company. Headquartered in Dover, Delaware; London, England and Kyiv, Ukraine, the firm was launched in 2019. Their services include Sales Outsourcing, Call Center Services, Content Marketing, and Email Marketing.Read More
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AkridataIndustries
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9$5,000+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.
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10$10,000+10,000+ employeesPasig, PhilippinesRead More
Fusion BPO Services is a global business process outsourcing firm headquartered in Montreal, Canada, that was established in 2004. Their team of over 1000 employees offers voice BPO, non-voice BPO, and transcription services.
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PAYTMIndustries
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11$1,000+250 - 999 employeesSt. Louis, MOAbstrakt Marketing Group, a Sales Outsourcing company, was launched in 2009. They are based in St. Louis, Missouri and St. Louis, Missouri and have a midsize team. Their services include Sales Outsourcing, Content Marketing, and Web Design.Read More
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12$5,000+10 - 49 employeesLaunched in 2022, Alphoric is a Sales Outsourcing company. The small team specializes in Sales Outsourcing. The company is based in Calgary, Canada; Toronto, Canada; Tampa, Florida and Washington, District of Columbia.Read More
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13$1,000+10 - 49 employeesOlympia, WASales Outsourcing company Social Bloom is located in Olympia, Washington. The small company was established in 2020. Their team focuses on Sales Outsourcing, Email Marketing, and Call Center Services.Read More
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14$1,000+1,000 - 9,999 employeesHollywood, FLRemote 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.Read More
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AmazonIndustries
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15Undisclosed1,000 - 9,999 employeesLos Angeles, CARead More
Callbox is a Sales Outsourcing company. The Los Angeles, California-based firm was founded in 2004. The large team focuses on Sales Outsourcing, Customer Service Outsourcing, Call Center Services, and Back Office Outsourcing.
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Alima TechnologiesIndustries
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16$1,000+10 - 49 employeesHorsham , EnglandRead More
Small direct marketing company Virtual Sales Limited, is in Horsham , United Kingdom. They specialize in direct marketing and market research and were launched in 2001.
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17$1,000+250 - 999 employeesNashville, TNRead More
JumpCrew is a midsize advertising company. They focus on advertising, digital strategy, marketing strategy, content marketing, and more and were launched in 2016. The company is based in Nashville, Tennessee.
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AlibabaIndustries
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18$1,000+2 - 9 employeesKyiv, UkraineLeading Solution is a Sales Outsourcing company. In Kyiv, Ukraine and Chicago, Illinois, their small team provides Sales Outsourcing, Market Research, and Back Office Outsourcing. The agency was established in 2016.Read More
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AdobeIndustries
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19$1,000+10 - 49 employeesLos Angeles, CARead More
Founded in 2016, Cleverly is a marketing agency that offers lead generation and LinkedIn Ads to their clients. Their 50 employees are based out of Los Angeles.
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LeaseLockIndustries
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20$5,000+50 - 249 employeesCairo, EgyptRead More
Based in Cairo, Egypt, BPO Hive LLC is a midsize telephone answering service. They focus on Call Center Services, Customer Service Outsourcing, Back Office Outsourcing, and Sales Outsourcing and were founded in 2020.
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21$1,000+50 - 249 employeesLas Vegas, NVSales Outsourcing company Leadium was established in 2016. Their midsize team is located in Las Vegas, Nevada; Kyiv, Ukraine; Santo Domingo, Dominican Republic and Liptovsky Mikulas, Slovakia. Leadium provides Sales Outsourcing, Content Marketing, Call Center Services, and Email Marketing.Read More
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DirecTVIndustries
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22$5,000+250 - 999 employeesHome, KSRead More
Blue Valley Marketing, a Customer Service Outsourcing company, is in Home, Kansas. The agency provides Customer Service Outsourcing, Call Center Services, and Sales Outsourcing and has a midsize team.The agency was established in 1991.
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23$1,000+10 - 49 employeesIpswich, EnglandSEO services firm GLO was founded in 2019. The small team offers Search Engine Optimization, Pay Per Click, Web Design, Social Media Marketing, and more. The firm is in Ipswich, England and Fitzrovia, England.Read More
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Fees Free MortgagesIndustries
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24$1,000+50 - 249 employeesFarmington, CTRead More
Strategic Sales & Marketing (SSM) is a lead generation company based in Farmington, Conn. Founded in 1989, SSM helps companies with lead generation and appointment setting services focused on B2B major accounts. Typical clients are looking to reach the Owner, Director, VP or C level of contact, have a sales cycle that requires multiple touch-points, and uses a "solution sell process."
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CT Technology CouncilIndustries
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25$1,000+50 - 249 employeesChicago, ILHit Rate Solutions, a call center service, is based in Chicago, Illinois and Bacolod, Philippines. The midsize team offers Call Center Services, Back Office Outsourcing, Customer Service Outsourcing, and Sales Outsourcing. The firm was founded in 2011.Read More
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CleanWel SolutionsIndustries
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26$1,000+250 - 999 employeesOrlando, FLRead More
Answering service company XACT was founded in 1998. Their midsize team is in Orlando, Florida and Unity, Maine. XACT focuses on Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Back Office Outsourcing, and more.
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Culinary Institute of AmericaIndustries
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27$1,000+10 - 49 employeesLangley, CanadaRead More
Small Sales Outsourcing company FiveRings Marketing, is located in Langley, Canada. Founded in 2017, the team offers Sales Outsourcing, Content Marketing, and Search Engine Optimization.
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28$5,000+1,000 - 9,999 employeesCebu City, PhilippinesFounded in 2008, Select VoiceCom is a phone answering service. Their large team is based in Cebu City, Philippines; Davao City, Philippines and Savannah, Georgia. Their team specializes in Call Center Services, Customer Service Outsourcing, Sales Outsourcing, Finance & Accounting Outsourcing (FAO), and more.Read More
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29$1,000+1,000 - 9,999 employeesAuckland, New ZealandAppointment Setter Online is a large Sales Outsourcing company. Launched in 2010, the company is in London, England; Brooklyn, New York; Dubai, United Arab Emirates and Independence, Missouri. Their services include Sales Outsourcing, Call Center Services, Customer Service Outsourcing, and Back Office Outsourcing.Read More
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Trainual 15Five electrIQ marketing YChartsIndustries
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30$25,000+1,000 - 9,999 employeesSofia, BulgariaLarge Sales Outsourcing company MarketStar Bulgaria, is headquartered in Sofia, Bulgaria; Ogden, Utah; Salt Lake City, Utah and Dublin, Ireland. They specialize in Sales Outsourcing, Product Marketing, and Direct Marketing and were founded in 1988.Read More
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Progress SoftwareIndustries
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