Top 100 Back Office BPO Services in Irvine

Need Help Selecting a Company?
Directory image

Top 100 Back Office BPO Services in Irvine

The Best of December 2025

Looking for a top non-voice BPO service provider in Irvine?

Business process outsourcing (BPO) is growing globally, with a growth rate of about 4%. Back office BPO services make it easier for businesses to tackle core back office activities such as accounting or record maintenance while prioritizing core business processes and operations. 

List of the Best Irvine Back Office BPO Firms

  • 1
    (104 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    4.9
    $1,000+
    250 - 999 employees
    Newport Beach, CA
    Midsize Back Office Outsourcing company Stellar Staff, is headquartered in Newport Beach, California and Newport Beach, California. They focus on Back Office Outsourcing and Recruitment Process Outsourcing and were founded in 2022.
    Read More

    Clients

    Unite A Nation, BRC LLC (Boston Residential Concierge), Home Improvement NTX, James Capital, LLC, Dental CPA, TCG Prop Inc., Estate Entertainment, Young Sharks, Destiny Property Management, Scine Associates

    Industries

  • Get connected with a company for free

    Tell us about your project, and we'll match you with vetted companies that meet your requirements.

    Get Started
  • 2
    (1 Reviews) 4.5

    Timeliness

    4.5

    Service Excellence

    5.0

    Value

    4.5

    Would Recommend

    5.0
    $1,000+
    250 - 999 employees
    Santa Ana, CA

    Ansafone is a voice services provider based in Ocala, Fla. with an additional office in Santa Ana, Calif. They were founded in 1970 and have a team of over 250 employees.  

    Read More
  • 3
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Huntington Beach, CA
    Back Office Outsourcing company TaskBullet is based in Huntington Beach, California. Their services include Back Office Outsourcing and Finance & Accounting Outsourcing (FAO).
    Read More

    Industries

  • 4
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    250 - 999 employees
    Anaheim, CA
    Founded in 1996, Consolidated Analytics is a Back Office Outsourcing company. The team offers Back Office Outsourcing and Business Consulting.
    Read More

    Industries

  • 5
    (2 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Irvine, CA
    Branding agency V-Factor Social is headquartered in Irvine, California. Founded in 2024, the small team provides Branding, Social Media Marketing, Search Engine Optimization, Back Office Outsourcing, and more.
    Read More

    Industries

  • 6
    (1 Reviews) 4.0

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.0

    Would Recommend

    4.5
    $1,000+
    250 - 999 employees
    Irvine, CA

    Kareo is a cloud-based medical technology platform based in Irvine, Calif., with offices in San Francisco, Las Vegas, Los Angeles, and Costa Rica. Founded in 2004, Kareo's team of 597 employees provides non-voice BPO/back office services and voice services to healthcare and medical related businesses.

    Read More

    Clients

    Capterra

    Industries

  • 7
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Lake Forest, CA
    Imagenet LLC is a Back Office Outsourcing company. The team specializes in Back Office Outsourcing and Customer Service Outsourcing and is located in Tampa, Florida and Lake Forest, California.
    Read More

    Industries

  • 8
    (0 Reviews)

    Not yet reviewed.

    $50,000+
    250 - 999 employees
    Irvine, CA
    Medbilling rcm is a Back Office Outsourcing company founded in 2014. The firm offers Back Office Outsourcing, and is midsize.
    Read More
  • 9
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Costa Mesa, CA
    Athealthcare is a Back Office Outsourcing company. The Costa Mesa, California-based agency was launched in 2015. Their team offers Back Office Outsourcing.
    Read More

    Industries

  • 10
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Tustin, CA
    Midsize Back Office Outsourcing company Yokly, is based in Tustin, California. The team focuses on Back Office Outsourcing.
    Read More
  • 11
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Orange, CA
    Ashunya Inc is a Back Office Outsourcing and SEO company. They offer Back Office Outsourcing and Search Engine Optimization and are in Orange, California.
    Read More
  • 12
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    50 - 249 employees
    Irvine, CA
    Established in 2015, Liberty Liens is a midsize Irvine, California-based Back Office Outsourcing company. Their team provides Back Office Outsourcing.
    Read More
  • 13
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Lake Forest, CA
    Resource Extension Inc. Is a Back Office Outsourcing company founded in 2011. The midsize team focuses on Back Office Outsourcing and Customer Service Outsourcing.
    Read More
  • 14
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Irvine, CA
    Claim N Billing is a Back Office Outsourcing company. Located in Irvine, California, their team provides Back Office Outsourcing and Document Digitization & Management.
    Read More
  • 15
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Huntington Beach, CA
    Kaizen BPO LLC is a Customer Service Outsourcing company founded in 2018. The large team specializes in Customer Service Outsourcing and Call Center Services.
    Read More
  • 16
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Anaheim, CA
    Staff Boom, a Back Office Outsourcing company, is in Anaheim, California. Their services include Back Office Outsourcing and Business Consulting.
    Read More

    Industries

  • 17
    (1 Reviews) 2.0

    Timeliness

    3.5

    Service Excellence

    1.0

    Value

    3.5

    Would Recommend

    1.5
    $1,000+
    10,000+ employees
    Irvine, CA

    Founded in 1999, Alorica is a large non-voice bpo/back office services and call center. Their services include non-voice bpo/back office services and voice services. The firm is headquartered in Irvine, California.

    Read More

    Industries

  • 18
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Anaheim, CA
    Advertising company CrosLinks specializes in Advertising and Conversion Optimization. They are in Anaheim, California.
    Read More

    Industries

  • 19
    (1 Reviews) 5.0

    Timeliness

    4.0

    Service Excellence

    5.0

    Value

    4.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Ontario, CA

    P3 Healthcare Solutions is a revenue cycle management service based in Ontario, Calif. and founded in 2015. Their team of 30 employees specializes in non-voice BPO and back office services.

    Read More

    Industries

  • 20
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Cerritos, CA
    Hire Live Support Inc is an answering service company. Established in 2009, the agency specializes in Call Center Services and Customer Service Outsourcing.
    Read More

    Industries

  • 21
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    1,000 - 9,999 employees
    Walnut, CA
    OBPO is a call center. The large Iloilo City, Philippines-based team specializes in Call Center Services and Back Office Outsourcing. The firm was founded in 2000.
    Read More
  • 22
    (4 Reviews) 4.4

    Timeliness

    4.4

    Service Excellence

    4.9

    Value

    4.6

    Would Recommend

    4.3
    $1,000+
    50 - 249 employees
    Diamond Bar, CA
    Established in 2004, BillingParadise is a Back Office Outsourcing company. The midsize Diamond Bar, California-based team provides Back Office Outsourcing and Call Center Services.
    Read More

    Clients

    NextGen Healthcare

    Industries

  • 23
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    250 - 999 employees
    Cerritos, CA
    Bristol Healthcare Services is an other IT consulting and SI company. Based in Cerritos, California, their team provides other IT consulting and SI and Back Office Outsourcing.
    Read More

    Industries

  • 24
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Manhattan Beach, CA

    Omnie Integrated Services Inc., a non-voice bpo/back office services company, was established in 2020. The company specializes in non-voice bpo/back office services and voice services and has a small team.

    Read More

    Industries

  • 25
    (5 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Pasadena, CA
    GlobalityNet Outsourcing and Consulting is a Pasadena, California-based Back Office Outsourcing company. The small team focuses on Back Office Outsourcing, Finance & Accounting Outsourcing (FAO), Logistics & Supply Chain Consulting, and Customer Service Outsourcing and was launched in 2016.
    Read More

    Industries

  • 26
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Cerritos, CA
    Back Office Outsourcing company XP Plus is located in Cebu City, Philippines and Cerritos, California. Their services include Back Office Outsourcing and Customer Service Outsourcing.
    Read More

    Industries

  • 27
    (5 Reviews) 4.8

    Timeliness

    5.0

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    4.7
    $5,000+
    2 - 9 employees
    Los Angeles, CA

    Launched in 2013, Clarke Executive Services Group LLC is a business consulting and HR firm. The small Los Angeles, California-based team specializes in business consulting and HR services.

    Read More

    Industries

  • 28
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Rolling Hills Estates, CA
    KIN Logistic Solutions is a Back Office Outsourcing company founded in 2020. The midsize Rolling Hills Estates, California-based team focuses on Back Office Outsourcing, Customs brokerage, Logistics & Supply Chain Consulting, Ocean Freight, and more.
    Read More

    Industries

  • 29
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Newport Beach, CA
    Private Club Marketing, a Back Office Outsourcing company, was launched in 2009. The team offers Back Office Outsourcing and Branding.
    Read More
  • 30
    (3 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    250 - 999 employees
    Santa Monica, CA
    Social media marketing agency JOYNO INC is headquartered in Lapu-Lapu City, Philippines and Santa Monica, California. The company provides Social Media Marketing, Content Marketing, Email Marketing, Call Center Services, and more and is midsize.The company was founded in 2023.
    Read More

    Industries

  • tracking image

Get connected with the right company for you

We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.

Schedule Consultation