Need a trusted telemarketing agency in California to drive your business growth? DesignRush is the platform that Fortune 500 brands rely on to find service providers. With over 100,000 client-agency matches made each month and 40,000+ vetted agencies, we ensure you find the best fit for your needs. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.
Best California Telemarketing Companies
Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.
World-Class Outsourced Teams Operating 24/7 Globally, in 60+ Languages
Hugo deploys dedicated inbound and outbound call center teams across 60+ languages, with 24/7 coverage and 99.9% uptime. Its university-educated agents deliver 88% first call resolution. The call center provider is ISO 27001, HIPAA, and SOC 2 certified...
Top Services:
- Customer Support
- Call Centers
- BPO
- Phone Answering Services
- Transcription Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsHugo Services
- Customer Support
- Call Centers
- BPO
- Phone Answering Services
- Transcription Services
- Translation Services
Data sourced from the agency's DesignRush profileGoogle Meta Outschool Topicals Attentive Faire Sakara Aurora
Hugo Reviews & Testimonials
Greg Digneo founder at content guppy5.0★B2B Review from Greg Digneo
Best decision we made last year was partnering with this CX team for our customer support, billing, and sales assistance. We were drowning in client emails and chasing invoices late at night instead of focusing on SEO strategy. Results have been incredible: client response times dropped from hours to under an hour, payment collection improved 60%, landing page conversions up 28%, and client retention increased 35%. They integrated seamlessly with our systems and scaled with us as we grew. Now we have more time to focus on delivering SEO results instead of being stuck in support tickets all day. If you're an agency juggling client support with campaign management, this team is a game-changer.
Nimmit Shah Owner at Pi Asset Management Ltd5.0★BPO Review from Nimmit Shah
Collaborating with Hugo elevated our property management firm's performance. Their support solutions slashed response times by 40% and boosted tenant satisfaction by 30%. Hugo's seamless integration proved instrumental in propelling our business forward, setting new benchmarks in operational excellence.
Jambu Subramanian Senior Manager of Operations at Kasha Global5.0★Customer Support Review from Jambu Subramanian
Their team quickly integrated into our workflow, demonstrating a deep understanding of our business needs. We were impressed by their professionalism and the ease with which they handled complex customer inquiries. Hugo's technical support team showed exceptional problem-solving skills, significantly reducing resolution times for order issues.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsGrow Your Sales Pipeline With Human + AI
Founded in 2004 and headquartered in Encino, California, Callbox Inc. is a global leader in outsourced B2B lead generation, appointment setting, and event marketing. With over 20 years of experience and a multilingual team servicing APAC, LATAM, and EMEA, the agency supports medium-sized businesses to...
Top Services:
- Managed Services
- Cloud Consulting
- Digital Marketing
- ERP Consulting
- CRM Consulting
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
- Portfolios Count
- 100 Projects Listed
Your On-Demand Sales Team
Martal Group runs outsourced B2B cold calling, appointment setting, lead generation, and SDR programs for companies across SaaS, fintech, cybersecurity, healthcare, and manufacturing, powered by 200+ onshore sales executives and proprietary AI outreach...
Top Services:
- Email Marketing
- Digital Marketing
- Social Media Marketing
- BPO
- Digital Strategy
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $10,000 - $25,000
- Portfolios Count
- 5 Projects Listed
Extraordinary Customer Experience Begins with People First.
Ansafone operates US-based inbound and outbound contact centers with 50 years of experience, offering customer care, client retention, sales, telemarketing, IVR, bilingual support, live chat, and BPO services. The agency serves healthcare, government, retail, energy, property management, and law clients...
Top Services:
- Call Centers
- Phone Answering Services
- Location
- Santa Ana, California
- Number of Employees
- 500 - 999
We Take Care of Your Calls.
Tele Direct is a call center provider that handles patient scheduling, claims support, lead qualification, seminar reservations, Tier 1 tech support, appointment setting, and outbound telesales, with bilingual English and Spanish agents and dedicated account management on every account...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Sacramento, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $100/hr
Phone answering solutions that businesses are proud of!
Nexa emerges as a trailblazing 24/7 virtual phone answering service renowned for its nationwide operations across the United States. Our forte lies in delivering unparalleled customer experiences through technology-driven call answering solutions, orchestrated by our adept virtual receptionists who possess...
Top Services:
- Phone Answering Services
- Call Centers
- Location
- Camarillo, California
- Number of Employees
- 100 - 249
Able Customer Success Managers Ready to Work
Trained specialists for delivering positive customer experience allowing you to remain on top of your customers' minds. Outsourced customer support, technical reporting, and back office virtual assistants trained solely to provide upper edge to your overall business...
Top Services:
- Call Centers
- Digital Marketing
- Customer Support
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $9/hr
- Minimal Budget
- $10,000 - $25,000
Your Customized Call Center Solution.
HIghPower call center is world renown near shore call center located in the heart of Tijuana minutes from the U.S border. Our team is bilingual, professional, and driven by performance goals. Our Call Center is second to none complete with a corporate structure and professional work environment...
Top Services:
- Call Centers
- BPO
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Reach your Marketing Milestones with Technology Contact Database
We provide specialized Consultancy and Solutions for Businesses attempting to gain greater popularity in their niches...
Top Services:
- Market Research
- Call Centers
- Email Marketing
- Digital Marketing
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
Easily Develop Highly-Targeted Custom Lists
Pinpoint Technologies, Inc. is a U.S.-based data & list solutions provider that specializes in supplying highly targeted business contact lists. The company serves clients in industrial, engineering & scientific research sectors, offering services such as email/direct mail/telemarketing lists, list...
Top Services:
- Call Centers
- Location
- Santa Ana, California
- Number of Employees
- 100 - 249
Better Outsourcing
Hamedia is comprised of highly trained individuals who are experts in their respective fields. We take great pride in our ability to provide our clients with the best talent available. Whether you need sales professionals, marketing experts, or customer service representatives, we have team members who can...
Top Services:
- Graphic Design
- Video Production
- Branding
- Web Design
- Web Development
- Show more
- Location
- Irvine, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $7/hr
- Minimal Budget
- $10,000 - $25,000
The #1 Customer Service Outsourcing & BPO Company
With a legacy dating back to 2016, HiredSupport stands as a true trailblazer in the outsourced customer support realm...
Top Services:
- Customer Support
- BPO
- Call Centers
- Phone Answering Services
- Show more
- Location
- Rancho Cucamonga, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
- Portfolios Count
- 3 Projects Listed
Cell Center Services You Can Count On
Signius Communications has 12 locations across the United States, providing expert call center solutions...
Top Services:
- Call Centers
- Phone Answering Services
- Digital Marketing
- Customer Support
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49

Influx
VerifiedVerified by the DesignRush team for authenticity and credibility.Influx.com are the experts in on-brand 24/7 customer support, since 2013..Influx.com are the experts in on-brand 24/7 customer support, since 2013..
Influx staffs dedicated call center teams for inbound, outbound, and after-hours coverage across the Americas, Europe, and APAC. Since 2013, the call center provider has served 750+ brands on month-to-month plans with no lock-in and a 7-day launch window...
Top Services:
- Customer Support
- Call Centers
- BPO
- HR Outsourcing
- AI Development
- Show more
- Location
- West Hollywood, California
- Number of Employees
- 1000 & Up
- Portfolios Count
- 2 Projects Listed
Optimize The Experience.
CPC helps businesses manage every aspect of the customer experience. CPC provides a full suite of outsourced customer contact services, including: text/SMS messaging service (both automated and live, “peer-to-peer” text messaging), social media coverage for businesses, staffed live chat, AI/chat bots...
Top Services:
- Customer Support
- Call Centers
- Phone Answering Services
- Location
- Manhattan Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $28/hr
- Minimal Budget
- $1,000 - $10,000
Redefining CX Excellence Through People, Technology and Expertise
VSynergize is a Global Sales and Marketing services provider. The team is fully devoted to the success of its clients and partners, particularly when it comes to Customer Profiling, Content Creation & Syndication, Lead Generation & Nurturing, Demand Generation, Appointment Setting, BANT Leads, Delivering...
Top Services:
- Phone Answering Services
- Call Centers
- BPO
- Digital Marketing
- Show more
- Location
- San Francisco, California
- Number of Employees
- 500 - 999
- Portfolios Count
- 2 Projects Listed
Global BPO Company
Flatworld Solutions (FWS) is a global company offering IT, Data Science, Data Mining, business consulting, and outsourcing solutions since 2002...
Top Services:
- BPO
- Call Centers
- Transcription Services
- Phone Answering Services
- Show more
- Location
- Napa, California
- Number of Employees
- 1000 & Up
Sales Development, Sales Recruiting, and Sales Coaching Services
Grow Your Sales Pipeline executes high-standard sales development, coaching, and recruiting programs to drive profitable revenue growth for our client partners...
Top Services:
- Direct Marketing
- Business Consulting
- Email Marketing
- Call Centers
- Advertising
- Show more
- Location
- Roseville, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
24/7 Live Answering and Call Center Services
Headquartered in Berkeley, CA, Direct Line Tele Response is nationally recognized as one of the premier service providers in the Answering Service and Call Center industry. We provide solutions for inbound call taking, messaging, urgent dispatch, and other answering services that are available 24/7/365...
Top Services:
- Phone Answering Services
- Digital Marketing
- Location
- Berkeley, California
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
Omnichannel Solutions
Upcall is a conversation-driven marketing and sales platform that uses real people to gather insights over the phone. It’s scalable, efficient, and seamlessly integrated within your existing workflow...
Top Services:
- Call Centers
- Location
- Walnut, California
- Number of Employees
- Under 49
Call Center Excellence
Tactical TeleSolutions (TTS) is a boutique lead generation agency in the Bay Area. TTS was established in 1991 and has developed innovative calling campaigns for Start Ups to Fortune 500 clients...
Top Services:
- Call Centers
- Location
- San Francisco, California
- Number of Employees
- Under 49
Scale Your Business With Quality Outsourced Teams In Back Office Support.
RPM stands out as a comprehensive solution provider, offering bilingual expertise in both English and Spanish, with the flexibility to provide full-time or part-time dedicated resources, fully managed to meet diverse operational needs. Our capabilities span a wide spectrum, encompassing intricate back-office...
Top Services:
- BPO
- Customer Support
- Call Centers
- Staff Augmentation
- Show more
- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Minimal Budget
- Under $1,000
About The Author and Expert Reviewer
Bojana Trajcheva is a seasoned content editor and innovation researcher with extensive experience in the tech and marketing industries. Formerly Editor-in-Chief at Studentsko Eho, she developed a strong foundation in content creation and editorial leadership. Bojana further honed her skills in senior innovation research roles and now brings this combined expertise to her work as an editor at DesignRush.
Andrija Savić is an accomplished and highly competent sales professional with record-breaking achievements. His work at BSC Kragujevac, a leading European NGO affiliated with SPARK Netherlands, resulted in a 24% increase in course completion rates. While at Global Media Box, his team contributed 26.5% of the company's monthly sales in just seven months. Since becoming the Director of Client Relationships at DesignRush, the business has gained a 700% revenue increase, a testament to his proven competency and dedication to customer satisfaction.




















