Top 20 Call Center Services in Denver

Directory image
  1. Home
  2. Call Centers
  3. Denver

Top 20 Call Center Services in Denver

February 2023

Looking for a top voice service and call center company in Denver?

Voice services companies provide value to your company: automating your client communication allows your company the flexibility to devote resources to core firm-building activities.

To assist you in your search for a partner, we’ve compiled this list of the top voice and call center services in Denver. 

List of the Best Denver Voice Services Providers

  • 1
    • Scheduling

      4.9
    • Quality

      4.9
    • Cost

      4.8
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • Denver, CO

    Belkins is a technology company that leverages proprietary technology and a unique methodology to set appointments with target client prospects for revenue leaders in a variety of industries. Our award-winning, blended SAAS and Service model has been fine-tuned over the last 5 years and has supported hundreds of clients globally.

    Clients

    • Cisco
    • ITernal Group
    • FrontCore
    • Digital Knights

    Industries

    Notable Project

    Belkins led a video surveillance firm's outbound marketing to generate leads from the oil and energy industry. They wrote and sent cold emails and scheduled meetings with highly qualified leads.

    "Sometimes they used various strategies and tackled the same prospects with different messages, keeping them fresh."

    Visit Site
  • 2
    • $5,000+
    • 1,000 - 9,999 employees
    • Denver, CO

    Cience is a PaaS (People as a Service) company based in Los Angeles. It has offices in Ukraine and Manila and was established in 2015. Their team of more than 550 employees offers voice services, conversion optimization, and CRM consulting and SI services. 

    Clients

    • Nasdaq
    • US Bank
    • Salesforce
    • Google

    Industries

    Notable Project

    CIENCE Technologies helped a streaming advertising company with their outbound sales motion. They researched contacts, created a database, and reached out via email, LinkedIn, and phone calls.

    "The workflow was very seamless and effective."

    Visit Site
  • 3
    • Scheduling

      4.7
    • Quality

      5.0
    • Cost

      4.8
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • Undisclosed
    • 50 - 249 employees
    • Englewood, CO

    Otava (formerly NewCloud Networks) is a cloud services provider based in Englewood, CO. They were founded in 1988 and have a team of 41 employees. They specialize in cloud consulting, IT managed services, and cyber security for enterprise and midmarket clients in the financial services, healthcare, and IT industries. 

    Clients

    • Beeline
    • University of New Mexico
    • CORHIO
    • Integral Recoveries

    Industries

    Notable Project

    Otava (formerly NewCloud Networks) provides cloud management and IT services for a nonprofit organization. The team initially migrated the client's data to the cloud and currently handles wireless network configurations.

    "Otava (formerly NewCloud Networks) keeps us up and running — they have my undying gratitude."

    Visit Site
  • 4
    • Undisclosed
    • 250 - 999 employees
    • Denver, CO

    Intelligent Office is a business process outsourcing firm based in Denver with offices in Washington, DC, London, and Canada. Established in 2010, their team has grown to 300 employees. Intelligent Office offers a wide range of outsourced operations solutions. The bulk of their services consists of voice BPO, including inbound calls and customer support; they also offer non-voice services, such as live chat and virtual assistant solutions.

    Clients

    • Oddyssey Health Services
    • Skillstat
    • Era 303 Services

    Notable Project

    Intelligent Office provides inbound call support for a manufacturing firm in Pennsylvania. The client's business benefits considerably from having inbound support, but they do not have the scale for such resources in-house. Intelligent Office provides a flexible pricing mechanism based on the client's needs. The team has been quick to adapt to shifting requirements.

    "Intelligent Office is very good at response time, as well as correctly finding ways to meet your needs in a pinch." – IT Director, Manufacturing Firm

    Visit Site
  • 5
    • Undisclosed
    • 10 - 49 employees
    • Denver, CO

    GenSales - B2B LeadGen is a lead generation and appointment setting company based in Denver. They were founded in 2002 and have a team of around 15 employees. Their services focus on voice services and digital strategy. 

    Clients

    • TUDI Mechancial Systems
    • Umbria Listens

    Industries

    Notable Project

    GenSales teamed up with a healthcare tech solutions provider for an ongoing lead generation project. After a collaborative scripting process, they conducted outreach to potential clients to schedule demos.

    "Their process and project management skills are very organized and impressive."

    Visit Site
  • 6
    • $1,000+
    • 10,000+ employees
    • Englewood, CO

    TeleTech is an answering service company established in 1982. Their large team is based in Englewood, Colorado and Melbourne, Australia and focuses on voice services.

    Visit Site
  • 7
    • $1,000+
    • 10,000+ employees
    • Greenwood Village, CO

    Startek is a call center service located in Kingston , Jamaica; Greenwood Village, Colorado and Metro Manila, Philippines. The large team provides voice services and was established in 1987.

    Industries

    Visit Site
  • 8
    • $1,000+
    • 50 - 249 employees
    • Denver, CO
    Based in Denver, Colorado and New York City, , Office Evolution is an answering service. The midsize team focuses on voice services and was founded in 2003.
    Visit Site
  • 9
    • $1,000+
    • 50 - 249 employees
    • Aurora, CO
    Established in 2008, Tucker, Albin & Associates is a non-voice bpo/back office services and call center service. Their midsize team is headquartered in Richardson, Texas and Aurora, Colorado and offers non-voice bpo/back office services and voice services.

    Industries

    Visit Site
  • 10
    • $1,000+
    • 10 - 49 employees
    • Denver, CO
    Call center Alphapage was launched in 1989. The agency focuses on voice services and has a small team. The agency is located in Denver, Colorado.
    Visit Site
  • 11
    • Undisclosed
    • 50 - 249 employees
    • Denver, CO
    Established in 2013, Elevation Connect is a telephone answering service. Their midsize team is based in Denver, Colorado and focuses on call center services, customer service outsourcing, and sales outsourcing.
    Visit Site
  • 12
    • $1,000+
    • 250 - 999 employees
    • Greenwood Village, CO
    PRG is a midsize non-voice bpo/back office services and answering service company established in 2001. Their services include non-voice bpo/back office services and voice services. The agency is in Greenwood Village, Colorado.

    Industries

    Visit Site
  • 13
    • Undisclosed
    • 250 - 999 employees
    • Denver, CO
    Established in 1999, IntelliSource is an IT staff augmentation company. Headquartered in Denver, Colorado and Reno, Nevada, their midsize team specializes in IT staff augmentation, call center services, back office outsourcing, warehousing & distribution, and more.
    Visit Site
  • 14
    • Undisclosed
    • 10 - 49 employees
    • Lakewood, CO
    MOD Assistants is a non-voice bpo/back office services and phone answering service established in 2009. The company provides non-voice bpo/back office services and voice services and has a small team. The company is located in Lakewood, Colorado.
    Visit Site
  • 15
    • Undisclosed
    • 50 - 249 employees
    • Longmont, CO
    Velarium is a Longmont, Colorado-based customer service outsourcing company. The midsize company was founded in 2015. Their team focuses on customer service outsourcing, call center services, and IT managed services.
    Visit Site
  • 16
    • Undisclosed
    • 10 - 49 employees
    • Boulder, CO
    Small answering service ArcPoint Global , is based in Boulder, Colorado and Karachi, Pakistan. Their services include call center services, social media marketing, web design, digital strategy, and more.
    Visit Site
  • 17
    • $1,000+
    • 50 - 249 employees
    • Lakewood, CO
    Contact One Call Center is a call center. Established in 1956, the team offers voice services. Their midsize firm is Lakewood, Colorado-based.
    Visit Site
  • 18
    • $1,000+
    • 50 - 249 employees
    • Westminster, CO

    Answer-All is a telephone answering service. Their midsize team is in Westminster, Colorado. Their services include voice services. The agency was established in 1964.

    Visit Site
  • 19
    • Undisclosed
    • 2 - 9 employees
    • Denver, CO
    Medical TeleCommunications is a telephone answering service. Their small team is located in Denver, Colorado. Their services include voice services.
    Visit Site
  • 20
    • Undisclosed
    • 10 - 49 employees
    • Boulder, CO
    Data Network Group is an IT managed services company headquartered in Boulder, Colorado. The small team focuses on IT managed services, voice services, and cloud consulting & SI and was established in 1997.
    Visit Site
  • 21
    • Undisclosed
    • 2 - 9 employees
    • Denver, CO
    Virtual Marketing Assistant, a small non-voice bpo/back office services company, is based in Denver, Colorado. The team provides non-voice bpo/back office services, voice services, email marketing, graphic design, and more.
    Visit Site