Browse top customer service outsourcing companies that deliver scalable, 24/7 support solutions designed to streamline operations and reduce costs through advanced support technology. For businesses seeking local expertise, explore American customer service outsourcing companies that provide high-quality service tailored to domestic markets.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Manufacturing × $10,000 - $25,000 ×
  • SDR Teams, Lead Generation & Call Center Services for B2B Companies

    Munzai Solutions provides dedicated SDR teams, inbound call handling, and outbound lead generation for growing companies. We help businesses generate qualified meetings, manage customer inquiries, and build consistent sales pipelines without the cost of hiring in-house teams...

    Top Services:

    • Customer Support
    • Business Consulting
    • Call Centers
    • Email Marketing
    • CRM Consulting
    • Show more
    Location
    Manchester, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed

    Munzai Solutions Services

    • Customer Support
    • Business Consulting
    • Call Centers
    • Email Marketing
    • CRM Consulting
    • Managed Services
    • BPO
    • Phone Answering Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Souqh
    • Maxyfi
    • Konch
    • Skriber
    Data sourced from the agency's DesignRush profile

    Munzai Solutions Reviews & Testimonials

    • Davey Warren 🍐
      Davey Warren 🍐 CEO at Pearagon
      5.0

      Outbound Review from Davey Warren 🍐

      Munzai Solutions has been a great partner for our outbound outreach. What stood out most was their communication. They checked in with us daily and weekly, kept us updated every step of the way, and worked closely with us to identify our target clients and the best directions to pursue. That level of consistent communication made the whole engagement feel efficient and collaborative, and it is a big reason we felt we got the best bang for our buck. We enjoyed working with them and would recommend them to other companies looking for a communicative, responsive outbound partner.

    • Sam Bartow Moreno
      Sam Bartow Moreno Founding GTM Director at CourtNexa
      5.0

      Appointment Setting Review from Sam Bartow Moreno

      Munzai Solutions are amazing to work with. They got started immediately and booked multiple meetings in the first few days. I’m very happy with the results and the support they offered us. If you’d like to ask any questions about the service feel free to contact me at +1 458 600 8797I’m very satisfied. And would highly recommend them.

    • Brian Oltmanns
      Brian Oltmanns CEO at GoFindBuild
      5.0

      Call Centers Review from Brian Oltmanns

      I am very happy with this team and their performance. They were organized, provided consistent updates, and always made suggestions to pivot if results were falling short. I would highly recommend them.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Helping companies grow.

    Ascendro comprises a seasoned team of software developers dedicated to seamlessly integrating with your organization to conceptualize, develop, and maintain software solutions that drive business growth. Our commitment lies in meticulously understanding your challenges and devising tailored solutions to...

    Top Services:

    • Staff Augmentation
    • Software Development
    • Mobile App Development
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    Bad Nauheim, Germany
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    55 Projects Listed

    Ascendro Services

    • Staff Augmentation
    • Software Development
    • Mobile App Development
    • Cloud Consulting
    • IT Services
    • DevOps Consulting
    • Customer Support
    • IoT
    • Web Development
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • BMW
    • Audi
    • Samsung
    • Ariston
    • Modernizing Medicine
    • Thinksurance
    • Telekom DE
    • Wio Bank
    • Pnemuoackdemie
    • iGiGi
    Data sourced from the agency's DesignRush profile

    Ascendro Reviews & Testimonials

    • Tobias König
      Tobias König Collaborator at KönigsMedia
      5.0

      Software Development Review from Tobias König

      The collaboration with Ascendro involved a comprehensive scope of work focused on developing web-based eLearning tools over the course of multiple years. The project required extensive expertise in JavaScript, SCORM interfaces, integration with various Learning Management System (LMS) tools, and the creation of fully XML configurable presentations and executions.Key deliverables of the project included:Development of interactive eLearning modules: The provider successfully created engaging and interactive eLearning modules that effectively conveyed educational content to learners.SCORM integration: The provider expertly integrated the eLearning tools with SCORM standards, ensuring seamless compatibility with different LMS platforms and enabling tracking and reporting of learner progress.LMS integration and compatibility: The provider demonstrated a strong understanding of various LMS tools and efficiently integrated the eLearning tools into these platforms. This allowed for easy deployment and access to the content across different learning environments.XML configuration: The provider implemented a fully XML configurable framework, enabling administrators to customize the presentation and execution of the eLearning modules. This flexibility allowed for tailored learning experiences and easy updates.Overall, the collaboration with our provider involved a meticulous approach to creating eLearning tools with a focus on JavaScript, SCORM interfaces, LMS integration, and XML configurability. The delivered project encompassed a wide range of functionalities and met our expectations in terms of quality and effectiveness.

    • Christian Kokot
      Christian Kokot CEO at CYMOS Medizin IT
      5.0

      Software Development Review from Christian Kokot

      We partnered with Ascendro for custom software development and Linux administration, and the experience has been outstanding. Their team demonstrated exceptional technical expertise and professionalism throughout the project. They quickly understood our requirements and delivered a tailored solution that exceeded our expectations. Their support in managing our Linux infrastructure was also top-notch, ensuring everything ran smoothly and securely. We highly recommend Ascendro for their reliable service, attention to detail, and commitment to quality.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • AI-Driven Software Development Company

    Our goal is to turn business ideas into worthwhile gains...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Cloud Consulting
    • Staff Augmentation
    • Show more
    Location
    Lviv, Ukraine
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    23 Projects Listed

    Reenbit Services

    • Software Development
    • Mobile App Development
    • Web Development
    • Cloud Consulting
    • Staff Augmentation
    • DevOps Consulting
    • Big Data Analytics
    • ERP Consulting
    • IT Services
    • Customer Support
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Cloudbooking
    • NRC
    • TouCanna
    • Dataloop
    • Sensoscientific
    • Eclou
    • Brands of Scandinavia
    • Designery Health
    • Fotopia
    • Trojan Safety
    Data sourced from the agency's DesignRush profile

    Reenbit Reviews & Testimonials

    • Galyna Savytska
      Galyna Savytska BI specialist at MyRunway
      5.0

      Big Data Analytics Review from Galyna Savytska

      Design-led BI overhaul a brand-new Figma-designed dashboard that restored executive trust and cut operational costs ~65%. Reenbit handled a full BI and dashboard overhaul for MyRunway over roughly six months of ongoing work. The visual outcome: a brand-new MyRunway Brand Insights dashboard designed in Figma and implemented in Looker Studio, plus a rebuild of our existing Commercial Compass and Brand Insights reports with corrected metric formulas (CTR/CTSR), clean null handling, and proper brand/supplier drill-downs. Executives now trust the numbers on their screens which had not been true before. Working with them was notably smooth. The team ran Slack and Google Meet with weekly working sessions, and the PM kept a clear, prioritized backlog across remediation, net-new analytics, and cost optimization. When an unused legacy data stream turned out to have non-obvious Looker dependencies, they resolved it by instrumenting BigQuery logs and Looker references first, then executing a clean cross-system removal proactively, without waiting to be asked.The technical and design quality was strong. The engineers demonstrated strong command of Python, GCP, BigQuery, dbt, SQL, Terraform, Looker Studio, and Google Analytics. They also framed a pragmatic cross-cloud roadmap, keeping BigQuery as the warehouse while evaluating Amazon QuickSight for dashboarding and AI-assisted insights with secure cross-cloud connectivity.On top of the UX work, the platform hygiene (dbt refactors, legacy table removal, unused stream closure) delivered roughly a 65% reduction in operational costs.We would work with Reenbit again in fact, we already are. For teams that need BI and data visualization work with real design sensibility and genuine accountability, they are a solid choice.

    • Marc Hoogendoorn
      Marc Hoogendoorn CTO at Consulytic
      5.0

      Software Development Review from Marc Hoogendoorn

      Reenbit is a very professional firm, well organized and strong technical developers. They have given strong attention to both the technical quality, and the project organization. They delivered what we needed, and have been very helpful in solving problems, debugging and expanding the software.

    • Elyn Patrick
      Elyn Patrick Chief Operating Officer at Mondra
      4.8

      Software Development Review from Elyn Patrick

      Reenbit is a professional and driven partner of Mondra - even through unprecedented world events the dedication of the Reenbit team and commitment to delivery has been unfaultering. Management is supporting and very responsive to client engagement. Projects are delivered ontime and without issue.Dedicated staff retained through our partnership are of high quality and simply wonderful people. Here's a long long lasting partnership!

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Offshore Data Entry Service: Precision, Speed and Security

    Top Offshore BPO company...

    Top Services:

    • BPO
    • Accounting
    • Customer Support
    • Market Research
    • Web Design
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    100 - 249
    Average Hourly Rate
    $5/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    Offshore India Data Entry Services

    • BPO
    • Accounting
    • Customer Support
    • Market Research
    • Web Design
    • Phone Answering Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • allianze bpo
    • nexgen
    • india data entry
    Data sourced from the agency's DesignRush profile

    Offshore India Data Entry Reviews & Testimonials

    • Lisa Rozario
      Lisa Rozario Marketing Manager at D.E Exports LLC
      5.0

      Document Digitization Review from Lisa Rozario

      We approached offshore data entry for our data entry process. They adeptly transformed our process. An excellent and efficient team, delivering quality work on time. I recommend Offshore India Data Entry for data entry requirements.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Growth Through Servant Leadership

    Etech is an omnichannel customer engagement solutions provider for some of the world’s leading and most respected brands. The experience Etech has gained across a wide range of business verticals allows us to continuously deliver exceptional, personal customer experiences...

    Top Services:

    • BPO
    • Call Centers
    • Customer Support
    • Business Consulting
    • Show more
    Location
    Nacogdoches, Texas
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000

    Etech Services

    • BPO
    • Call Centers
    • Customer Support
    • Business Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Fintech Industry
    • Retail Industry
    • Hospitality Industry
    Data sourced from the agency's DesignRush profile

    Etech Reviews & Testimonials

    • Haley E C
      Haley E C Review from Google
      1.0

      Haley E C's Review Sourced from Google

      If only I had something nice to say but mom always said if you can't say nothing nice don't say nothing at all.

    • Charles Symmonds
      Charles Symmonds Review from Google
      1.0

      Charles Symmonds's Review Sourced from Google

      This company operates in violation of the law, calling numbers registered on the national DO NOT CALL list. The fact that people bother to register should be indication enough that your telemarketing calls are unwelcome.This is not the sign of a reputable company you should consider partnering with.

    • rahil jain
      rahil jain Review from Google
      1.0

      rahil jain's Review Sourced from Google

      Scammers! The person calling posed as Customer Service representative for my ISP. I had recently placed an order with my ISP and the caller knew about it. The person demanded that I pay the entire amount now otherwise the order wouldn't process. I argued saying that the rep yesterday said I don't have to pay until the service gets started. To which he replied that that's not how it works and I have to pay now otherwise they will sue me. I said call me back in half an hour and I will have my payment information ready. I didn't answer when I got the call back.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Turning Ideas Into Apps | Your Vision, Our Innovation

    Profusion Systems is a leading mobile application and software development agency that turns creative concepts into innovative, user-friendly solutions. Founded in 2012, the agency specializes in custom software, cloud migration, and chatbot development, catering to mid and large-sized businesses. With a...

    Top Services:

    • Software Development
    • Cloud Consulting
    • Mobile App Development
    • Web Development
    • Software Testing
    • Show more
    Location
    Downers Grove, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000

    Profusion Systems Services

    • Software Development
    • Cloud Consulting
    • Mobile App Development
    • Web Development
    • Software Testing
    • DevOps Consulting
    • BPO
    • Customer Support
    • eCommerce Development
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Fintech Industry
    • Not for profit Industry
    • Food Industry
    Data sourced from the agency's DesignRush profile

    Profusion Systems Reviews & Testimonials

    • Chirag Shah
      Chirag Shah Review from Google
      5.0

      Chirag Shah's Review Sourced from Google

      Working here has been a really positive experience for me. I’ve got the chance to learn new things, take ownership of my work, and collaborate with some genuinely supportive colleagues. The environment is professional yet friendly, and I feel like my ideas are valued. Of course, like any company there are challenges, but overall it has helped me grow both personally and professionally.

    • Ajay Nagwan
      Ajay Nagwan Review from Google
      5.0

      Ajay Nagwan's Review Sourced from Google

      I am currently working at Profusion, and it's been a great experience so far. The work environment is positive and collaborative, and I’ve had the opportunity to learn and grow professionally. The team is supportive, and my manager/boss is always approachable and encouraging, which makes a big difference. I also appreciate the company’s focus on quality, innovation, and continuous improvement. It’s a great place to build a strong career in the IT industry.

    • SUTHAR JIGAR
      SUTHAR JIGAR Review from Google
      5.0

      SUTHAR JIGAR's Review Sourced from Google

      Profusion Systems is a great place to work with a positive and collaborative environment.The company provides excellent learning opportunities and supports career growth.and work-life balance is well maintained.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Application & Software Development Company

    Limeup is a global application and software development company that turns complex ideas into powerful digital solutions. We help B2B and enterprise clients build high-quality digital products that enable scalable growth...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Blockchain
    • Web Development
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000

    Limeup Services

    • Software Development
    • Mobile App Development
    • AI Development
    • Blockchain
    • Web Development
    • Web Design
    • UI/UX Design
    • CRM Consulting
    • ERP Consulting
    • Customer Support
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Poker House
    • Aristocrat
    • i88 Trading Platfrom
    Data sourced from the agency's DesignRush profile

    Limeup Reviews & Testimonials

    • Mateusz Gidian
      Mateusz Gidian Review from Google
      5.0

      Mateusz Gidian's Review Sourced from Google

      Amazing service,I’ve rarely come across a team that’s this efficient and this friendly. For a product with strict uptime requirements, we required trustworthy UK-based software engineering services. From initial contact, Alex provided quickness and transparency. In addition to overseeing the procedure, he contributed to the product's unexpected development.

    • Iryna Tychkivska
      Iryna Tychkivska Review from Google
      5.0

      Iryna Tychkivska's Review Sourced from Google

      Our industry has very specific compliance requirements, and most teams from UnitedKingdom we spoke to didn't get it. Limeup stood out as a bespoke software development team that actually listens. They ran our integration flawlessly and caught potential pitfalls early.We've since brought them on for phase two.

    • Peter Dudley
      Peter Dudley Review from Google
      5.0

      Peter Dudley's Review Sourced from Google

      We came up to Limeup with a raw idea, we were not even be sure what we need a native app or a web-based platform. Alex stepped in early, helped us sort the possibilities and let us figure out what would be actually effective for our target audience. As a vendor of custom software solutions, they were pragmatic and involved. When we had questions, we always knew who to ask. It’s rare to find a dev partner in the UK that combines strategy and engineering this well.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews

Customer Service Outsourcing Company FAQs

What is a customer service outsourcing company?

A customer service outsourcing company is a third-party service provider that supplies businesses with trained agents to handle customer communications via email, live chat support, social media, SMS, and phone calls. Agents are trained to quickly and efficiently assist customers 24/7, allowing clients to focus on their core business processes.

How can outsourcing customer support help businesses streamline service operations?

Customer service outsourcing companies answer inquiries, address concerns, solve issues, and conduct sales transactions through select customer channels. Additionally, they recruit and train agents, build scripts, and audit calls, chats, and emails, all to help businesses streamline service operations.

Which businesses benefit most from outsourced customer support?

Outsourced customer support is most valuable for businesses with high ticket volumes, seasonal spikes, or repetitive inquiries. Industries like eCommerce, SaaS, fintech, travel, healthcare, gaming, and telecom often rely on it for 24/7 coverage, multilingual service, and cost-efficiency.

It also benefits fast-growing SMBs that need to scale quickly without building large in-house teams.

What are the top-rated outsourced customer service agencies on DesignRush in 2025?

Top-rated outsourced customer support service agencies on DesignRush in 2025 are:

  1. Simply Contact
  2. PEXLY
  3. WOW24-7
  4. HiredSupport
  5. Peak Support
  6. Odondo
  7. Global Response
  8. Unity Communications
  9. ROI CX Solutions
  10. Influx

What core and specialized support services do customer support outsourcing companies provide?

Customer support outsourcing companies provide the following services:

  • Phone support
  • Email support
  • Social media management
  • Live chat support
  • Customer communities and forums support
  • Video call support
  • Multichannel support

What are typical costs for outsourcing customer support in 2025?

Customer service outsourcing services cost an average of $8 to $15 per hour, depending on team size, agency location, type of customer channels, number of premium services, technology setup, and industry specialization. 

How quickly can a business see improvements in customer service metrics after outsourcing customer support?

Most businesses begin to see improvements in basic service metrics (response time, ticket backlog, coverage) within the first 2-4 weeks of outsourcing, once agents are trained and processes stabilize.

More advanced metrics like CSAT, NPS, and customer retention typically show measurable gains after 2-3 months, as the outsourced team fully adopts brand voice, product knowledge, and workflow optimizations.

What should you look for when choosing a customer support outsourcing company?

When choosing a customer support outsourcing company, look for industry expertise, scalability, and multichannel support. Ensure they offer strong QA processes, secure compliance certifications, cultural alignment with your brand, and transparent pricing.

What red flags indicate that a customer support outsourcing agency may not be the right fit?

The following red flags indicate that a customer support outsourcing agency may not be the right fit for your business:

  • Lack of transparency in pricing, contracts, or performance reporting
  • No proven experience in your industry or relevant compliance standards
  • High agent turnover or poorly trained staff
  • Weak communication and slow response during onboarding
  • Limited technology integration with your CRM or help desk tools
  • Generic scripts instead of adapting to your brand voice
  • Inflexibility to scale up/down or adjust processes

What key questions should you ask before hiring a customer support outsourcing company?

Before hiring a customer support outsourcing company, ask the following questions:

  1. Do you specialize in a particular industry, service, or technology?
  2. What is your average customer satisfaction score?
  3. What is your average call volume?
  4. Do you offer multilingual customer support?
  5. What is your approach to customer service strategies? How do you foster a customer-centric culture?
  6. What are your operational hours?
  7. What tools and technologies do you use to provide and monitor customer experience? Will I have access to these?

How does outsourcing differ from using in-house teams or customer support software?

Outsourcing provides trained external agents who handle customer interactions at scale, often with 24/7 and multilingual coverage. In-house teams offer more brand control but are more expensive to scale and harder to staff quickly

Customer support software, on the other hand, automates workflows and self-service, but still requires outsourced or in-house people to manage complex cases.

Which platforms, multilingual tools, and KPIs do top customer service outsourcing companies use?

Top outsourcing companies use platforms like Zendesk, Freshdesk, HappyFox, and TeamSupport for ticketing and CRM.

They often pair the platforms with AI-powered multilingual tools such as Helpshift and Language I/O for real-time translation and global coverage. Customer service outsourcing companies also rely on localization systems like Lokalise to manage multilingual content.

Customer support agencies use the following KPIs:

  • Average Response Time
  • Average Handle Time (AHT)
  • Customer Satisfaction Score (CSAT)
  • Net Promoter Score (NPS)
  • Service Quality (SERVQUAL)
  • First Contact Resolution Rate
  • Escalation Rate
  • Resolution Rate
  • Issue Resolution Time
  • Cost Per Resolution
  • Volume By Channel
  • Abandonment Rate
  • Error And Accuracy Rate

How legitimate is the content in the FAQs?

We’re committed to providing practical and accurate information to both businesses and agencies, so we turned to Chike Agbai, founder and CEO of Azumo, a fast-growing software development company. He shared insights on building agile support teams and what it takes to maintain quality service. 

Chike Agbai spent nearly two decades as an investment banker on Wall Street, where he advised leading software companies such as Oracle, Salesforce, and Dell on high-stake transactions, before founding Azumo in 2016. Under his leadership, Azumo has grown into a multi-million-dollar business, creating software solutions for global brands like Meta, Discovery, and Zynga, as well as high-growth startups. 

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