Top 100 Third Party Verification Companies

Call center company Big Outsource is in San Pablo City, Philippines. The midsize firm was founded in 2014. Their services include voice services and non-voice bpo/back office services.

SupportYourApp is a Support-as-a-Service company founded in 2010 and headquartered in Wilmington, US. SupportYourApp's team of over 2000 professionals provides secure technical, customer support, and CX services to growing companies around the globe.
 

A.R.C.E. is a call center based in Lviv, Ukraine. Founded in 2007, the team of 52 specializes in voice and non-voice BPO/back office services.

Veta Virtual Receptionist is a phone answering service. They are headquartered in Toronto, Canada and have a small team that provides voice services. The company was founded in 2020.

24H Virtual is a voice and customer service agency based in Toronto with over 10 employees. They specialize in voice services for small and mid-market companies in the fields of transportation, education, and financial services.

Welsend Telecom Co., Ltd. Is a CRM consulting and SI company. Their large team is in Weifang, China; Chengdu, China; Mianyang, China and Rizhao, China. Their services include CRM consulting and SI, voice services, and non-voice bpo/back office services. The firm was founded in 1999.

MattsenKumar is a back office services provider based in Woodburn, Ore., with an office in Gurgaon, India. Founded in 2010, MattsenKumar's team of 364 employees offers voice/call center services and non-voice BPO/back office services.

HelpSquad, LLC is a midsize in Quakertown, Pennsylvania and Hatboro, Pennsylvania. They specialize in and were established in 2011.

Solvo Global is a voice service company with a team of over 250 people and founded in 2014. Headquartered in The Woodlands, Texas, they not only offer voice services but also various back-office services for clients.

Flatworld Solutions is an outsourcing company headquartered in Princeton, N.J. Founded in 2006, they have a team of over 750 employees. The firm's international offices are based across India, the U.K, and the Philippines and has experience in nonvoice/ back office, transcription, and call center services. Their Clients mostly work in manufacturing, education, and healthcare industries. 

Martal Group is a sales agency based in Oakville, Canada and San Francisco. Founded in 2009, their team currently consists of 70 employees, who serve mostly technology companies in SaaS, Enterprise software and IT sectors. They offer services in outbound lead generation, appointment setting, account management, and sales.

Callbox is a business process outsourcing company based in Encino, Calif., with offices in Singapore, Ultimo, Australia, and the Philippines. Founded in 2004, Callbox's team of 174 provides voice services and non-voice BPO/back office services.

Go4Customer is a contact center outsourcing company that is based in Noida, India with other centers in Jaipur, Mumbai, Bengaluru, Chennai, Ahmedabad, and Bhopal, India, South Tiverton, UK, and Houston. Since 2004, their team of over 200 experts have been providing voice/call center services and BPO/back office services. Go4Customer works with different industries including information technology, financial services, and consumer products.

Call Masters BPO is a call center company. Launched in 2021, the team focuses on call center services. Their midsize firm is Sheridan, Wyoming-based.

Again Again Agency, a marketing strategy company, was launched in 2021. They are located in T'bilisi, Georgia and T'bilisi, Georgia and have a small team. Their services include marketing strategy, business consulting, direct marketing, market research, and more.

Midsize HR firm Outsourced Quality Assured Services, Inc., is located in Quezon City, Philippines and , . Established in 2012, the team focuses on HR services, voice services, custom software development, ux/ui design, and more.

Kantipur Management Private Limited, a marketing strategy company, was launched in 2014. Their large team is headquartered in Kathmandu, Nepal; Lalitpur, Nepal and Lalitpur, Nepal and specializes in marketing strategy, corporate training, customer service outsourcing, and hr consulting.

Unee Solutions is a business process outsourcing firm based in Stafford, Texas with additional assets in India and Israel. They were founded in 2007 and currently have a staff of 125 employees. Unee Solutions' solutions focus on lead generation and include both voice outsourcing and non-voice back office services.

Blue Valley Marketing is a midsize direct marketing company. Launched in 1991, the company is headquartered in Home, Kansas. Their services include direct marketing, market research, content marketing, and other marketing.

4D Global is a medical billing company based in Chennai, India, with an office in Scottsdale, Ariz. Founded in 2015, the agency employs a team of over 50 to provide non-voice BPO/back office services and call center services to clients in the healthcare and medical industries.

Sound Telecom is an answering services provider based in Spokane, Wash., with a team of 25. Founded in 1986, the team provides voice and transcription services for clients in a variety of industry.

SalesAR is a B2B lead generation company from Kyiv, Ukraine. Since 2019, their team of 25 employees provides email marketing and content marketing mostly to small businesses in the advertising, IT, and business services industries.

VoiceNation is a live answering service company based in Buford, Ga. It was established in 2003 and now employs a team of 50. VoiceNation provides voice and non-voice BPO and back-office services.

Outsource and Save, a call center company, was launched in 2019. Based in Los Angeles, California, their midsize team offers call center services, back office outsourcing, customer service outsourcing, sales outsourcing, and more.

Specialty Answering Service is a call center outsourcing firm based in King of Prussia, Penn. Founded in 1985, they have about 30 employees and work with a national network of freelance customer support specialists. Their services consist of voice customer support and non-voice business process outsourcing.

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.

Dalerio Consulting is a consultancy founded in 2017 in Durres, Albania with no more than 10 experts. They specialize in social media marketing, email marketing, and SEO solutions for small and mid-market agencies in the industries of advertising and business services.

1840 & Company is a call center service launched in 2014. The midsize team focuses on call center services, sales outsourcing, customer service outsourcing, back office outsourcing, and more. The company is in Overland Park, Kansas and Makati, Philippines.

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. 

Founded in 2011, Call2Customers is an outsourced call center in New Delhi, India with roughly 250 employees who provide voice and BPO services. They focus on B2B lead generation and B2C telemarketing for clients.