Top 100 Third Party Verification Companies

Intellink is a Data management company in Ukraine. Founded in 2020, they have over 50 employees with clients in hospitality, education, transportation, medicine, and consumer products. Their services include Data annotation and Data collection. 

GCS Agents is a contact center firm in Salisbury, N.C., founded in 2001. The team of 300 specializes in voice services, consulting, and BPO services for its majority midmarket clients across multiple industries. 

Mercatus is a boutique BPO and ITO service and solution provider from Sofia, Bulgaria founded in 2018. With a team of about 20 employees, they offer their clientele voice services, business consulting, IT staff augmentation, back-office services, and more.

DialAmerica is a business process outsourcing firm headquartered in Mahwah, N.J. with offices in New York City, Athens, Ga., Charleston, and Cleveland. Founded in 1957, they have over 5000 employees. Their services include voice call process outsourcing, but they offer non-voice services as well. 

Answering service company Genesis Support Solution LTD was established in 2020. The midsize team focuses on call center services, customer service outsourcing, HR services, translation, and more. The agency is in Montego Bay, Jamaica and Miami, Florida.

Founded in 2017, LTVplus is BPO firm that is headquartered in West Palm Beach, Fla. Their team of 19 is sold dedicated to providing non-voice BPO and back office services. 

TeleContact is an outsourced telemarketing solutions company headquartered in Riverbank, Calif. with another office in Modesto, Calif. The company was founded in 1994 and now employs a team of around 50 that is entirely dedicated to voice services.

Leadium is a voice services firm based in Alexandria, Va., with an additional office in Kiev, Ukraine. Founded in 2016, the team of 100 specializes in email marketing, market research and CRM consulting and SI. They work primarily with small business clients, mostly in the IT industry.

AdvancedMD is a business process outsourcing firm for the healthcare industry. Based in South Jordan, Utah, they have  a branch office in Springfield, Mass. The team was founded in 1999 and includes 590 employees. AdvancedMD offers a wide variety of solutions for independent practices. Their services include non-voice BPO, voice call outsourcing, and integration of medical and enterprise software.

Daythree Business Services is a business service provider in Petaling Jaya, Malaysia. They provide voice services, back office services, and business consulting. They work primarily with midmarket and enterprise companies in transportation, telecommunication, and energy industries. Founded in 2008, they have about 150 employees.

In Ho Chi Minh City, Vietnam and Cebu City, Philippines, Innovature Consulting is an accounting company. Founded in 2015, the midsize team provides accounting, HR services, non-voice bpo/back office services, voice services, and more.

Uassist.ME is a virtual assistance services firm founded in 2009. Based in El Salvador, the team of over 150 employees specializes in non-voice BPO/back office services, voice services, and HR services.

HiredSupport is a non-voice bpo/back office services company founded in 2015. Their midsize team is in Rancho Cucamonga, California and Lahore, Pakistan. Their services include non-voice bpo/back office services, voice services, and transcription.

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.

Tech Fi Technologies is an IT company founded in 2016 in Gurugram, India. With no more than 50 experts, they offer voice services, web development, and web design solutions for clients ranging from small firms to large companies in the fields of e-commerce and education.

Answering service Global Bilgi was established in 2008. Their midsize team is in Kyiv, Ukraine and Dnipro, Ukraine. Their services include voice services, non-voice bpo/back office services, CRM consulting and SI, HR services, and more.

Founded in 2014, Remote Team Solutions is an HR services company headquartered in La Laguna, Mexico, with a secondary location in Las Vegas. Their team of around 10 focuses on HR consulting and non-voice BPO/back office services.

  TechSpeed Inc. is a data outsourcing company based in Portland, Ore. and founded in 2002. Their team of over 100 employees specialize in A.I./machine learning support, non-voice BPO, market research, and web development for small business and mid-market firms.

Conversational is a voice services company founded in 2003. Located in Fredericksburg, Virginia, the mid-sized team of experienced professional receptionists provides the best possible support for clients in the legal and medical industries, among others.

Complete Call Solutions is a voice services outsourcing firm in Omaha, Nebraska. Founded in 2008, they have about 74 employees that serve clients in the retail, hospitality, and financial services sectors. 

Headquartered in Fort Lauderdale, Florida, Evateck is a midsize customer service outsourcing company. They offer customer service outsourcing, call center services, IT managed services, IT staff augmentation, and more and were launched in 2024.

Call center service Call Point Business Solutions was founded in 2018. They are located in Dhaka, Bangladesh and have a small team. Call Point Business Solutions focuses on voice services, non-voice bpo/back office services, advertising, other marketing, and more.

GroupOne Health Source is a full service medical billing and consulting firm based in Jefferson City, Mo. Since 1991, their current team of 108 has been specializing in non-voice BPO services, voice services, and transcription for clients in the medical field. 

Munzai Solutions is a sales outsourcing company. In Karachi, Pakistan and Manchester, United Kingdom, their small team specializes in sales outsourcing, call center services, CRM consulting and SI, and customer service outsourcing. The firm was launched in 2022.

Aplitt sp. Z o.o. Is a Gdańsk, Poland-based software development company. The midsize team provides custom software development, web development, mobile app development, application testing, and more. The company was founded in 1995.

Protel BPO is a midsize telephone answering service. Located in Belize, Belize, the firm was launched in 2013. Their services include voice services.

Human resources firm Sourcefit Philippines was launched in 2006. The firm offers HR services, non-voice bpo/back office services, and voice services and has a midsize team. The firm is located in Quezon City, Metro Manila, Philippines.

Calibrus is a customer management contact center headquartered in Tempe, Ariz. Founded in 2013, they have about 40 employees that have clients in the business services, consumers products, financial service, healthcare, and retail industries. Their solutions include third-party verification, outbound lead generation, and hosted call recording.

Tech Cloud Ltd. Is a SEO company established in 2013. In Dhaka, Bangladesh; London, England and Gainesville, Florida, their midsize team offers Search Engine Optimization, Web Development, IT staff augmentation, and Call Center Services.

Silver Bell Group is a social media marketing agency based in Beograd, Serbia. The midsize company was launched in 2014. Their services include social media marketing, blockchain, customer service outsourcing, commercial property management, and more.