Best Customer Service Software Companies in California, United States
The 617 best Customer Service Software companies in California, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Genesys.
Ranked: Best Customer Service Software companies in California
| # | Company | Disclosed funding | Last round | Employees | Tech stack | Web popularity | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Genesys 🦄 Provider of cloud-based platform for customer experience and workforce engagement | $1.5B | 10 mo ago | 677 | Apple iCloud MailZohoChart.js+40 | Top 500k | 8 patents Patents concentrated in electrical & electronics | 1 launch |
| 2 | Uniphore 🦄 Provider of a business artificial intelligence platform with agentic and model layers 72Moat top 15%Market top 25%Innovation top 29%Funding top 30% All 11 signals ▾Moattop 15% Markettop 25% Innovationtop 29% Fundingtop 30% Techtop 34% Newstop 36% Globaltop 37% Talenttop 38% Productbottom 49% Fin. healthbottom 45% Growthbottom 40% Moat: Editorial + unicorn rating 9/10 · Unicorn Market: 355 employees (top 6% of High Tech) · Revenue ~$24.9M rank vs industry peers · Fliar Intelligence Index 72/100 | $657M | 7 mo ago | 355 355 → 885 (+149%) | WordPressSentryApple iCloud Mail+39 | Top 5M | — | — |
| 3 | Gupshup Provider of a platform for conversational AI, marketing, and support 83Funding top 18%AI top 20%Growth top 28%Patents top 28% All 10 signals ▾Fundingtop 18% AItop 20% Growthtop 28% Patentstop 28% Innovationtop 29% Moattop 34% Techtop 35% Talenttop 38% Globaltop 44% Marketbottom 47% Funding: Raised $546M across 9 rounds · 9 rounds over 19 yrs (0.5/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 83/100 | $546M | 10 mo ago | — | Node.jsTailwind CSSReact+17 | Top 1M | 27 patents Enables enterprise RCS messaging, OTP delivery, and template testing for rich communication services. | — |
| 4 | Dialpad 🦄 Provider of AI-powered contact center and unified communications platform solutions | $476M | 41 mo ago | 1,114 | Amazon WebstoreContentfulSentry+49 | Top 500k | 17 patents Patents concentrated in computing, sensing & instrumentation | 1 partnership |
| 5 | Seismic 🦄 Provider of an AI-powered platform for sales and marketing enablement | $440M | 24 mo ago | 989 989 → 1,329 (+34%) | WordPress Block EditorWordPressApple iCloud Mail+38 | Top 1M | 47 patents Seismic data compression/noise reduction and wearable exosuit biomechanics for rehabilitation | — |
| 6 | Sierra 🦄 A conversational AI platform that helps businesses to build customer experiences 87Funding top 12%AI top 20%Moat top 26%Growth top 28% All 8 signals ▾Fundingtop 12% AItop 20% Moattop 26% Growthtop 28% Talenttop 28% Techtop 32% Markettop 46% Globalbottom 37% Funding: Raised $285M across 4 rounds · 4 rounds over 2 yrs (2.0/yr) AI: Classified as an AI company rank vs industry peers · Fliar Intelligence Index 87/100 | $285M | 1 mo ago | — | SanityTurbopackApple iCloud Mail+29 | Top 1M | — | — |
| 7 | Whatfix Developer of a digital adoption platform providing in-application user guidance | $266M | 20 mo ago | 828 828 → 1,103 (+33%) | WordPressApple iCloud MailGoogle Workspace+28 | Top 500k | — | 1 award |
| 8 | Intercom 🦄 Provider of a customer service and support platform offering AI-powered solutions for managing customer… | $241M | 3 mo ago | 285 | SanityContentfulSentry+38 | Top 500k | 23 patents Patents concentrated in computing, sensing & instrumentation | 1 launch |
| 9 | Gladly Customer service AI platform for radically efficient and personal experiences | $208M | 20 mo ago | 138 138 → 219 (+59%) | SentryAtlassian StatuspageApple iCloud Mail+19 | Top 5M | 10 patents Omnichannel contact‑center routing and workforce management software platforms | — |
| 10 | UJET Provider of cloud contact center platform with AI-powered automation features | $176M | 20 mo ago | 202 | Apple iCloud MailGoogle WorkspaceNode.js+21 | Top 10M | 46 patents Patents concentrated in computing, sensing & instrumentation | — |
| 11 | Hebbia Provider of an AI-powered web-highlighter tool | $161M | 25 mo ago | 32 | Amazon Web ServicesGoogle WorkspaceAmazon S3+1 | Top 50M | 8 patents Patents concentrated in computing, sensing & instrumentation | 1 internship |
| 12 | Cresta 🦄 Developer of a platform providing real-time intelligence for contact center operations | $151M | 18 mo ago | 54 | WebflowApple iCloud MailGoogle Workspace+19 | Top 5M | 7 patents RF receiver power management and integrated tuner module packaging for mobile and TV devices | 1 partnership · 1 award |
| 13 | Dev Rev 🦄 Provider of conversational AI solutions for managing business operations | $151M | 23 mo ago | 42 | SanityApple iCloud MailGoogle Workspace+24 | Top 500k | — | 1 launch |
| 14 | Ushur Provider of an AI-powered platform for automating customer experience workflows | $108M | 16 mo ago | — | WebflowVimeoGSAP+18 | Top 10M | 35 patents AI-driven document data extraction and generative customer experience automation | — |
| 15 | Gorgias Provider of a conversational AI platform for ecommerce businesses | $104M | 28 mo ago | 40 | Webflow EcommerceCart FunctionalityWebflow+41 | Top 1M | — | 2 launchs |
| 16 | Decagon 🦄 AI-powered customer experience platform 76Funding top 15%AI top 26%News top 31%Growth top 35% All 9 signals ▾Fundingtop 15% AItop 26% Newstop 31% Growthtop 35% Moattop 37% Talenttop 38% Markettop 46% Techtop 50% Globalbottom 39% Funding: Raised $100M across 3 rounds · 3 rounds over 2 yrs (1.5/yr) AI: Classified as an AI company · Product described with: ai-driven, ai-powered rank vs industry peers · Fliar Intelligence Index 76/100 | $100M | 4 mo ago | — | WebflowMarkerThree.js+22 | Top 1M | — | 1 internship · 1 launch · 2 partnerships |
| 17 | Forethought AI Provider of an AI platform for customer support and service teams | $92M | 12 mo ago | 61 61 → 89 (+46%) | WebflowSalesforceAmazon Web Services+28 | Top 5M | — | 1 launch |
| 18 | The Level AI based customer service tools and contact center platform for businesses | $74M | 22 mo ago | 31 | SanityWordPressMySQL+32 | Top 5M | 25 patents Contactless biometric health sensing, secure imaging, and fluid simulation technologies | — |
| 19 | Giga AI Developer of AI-powered agents for enterprise support and customer engagement 67Tech top 21%Talent top 28%AI top 30%Funding top 35% All 7 signals ▾Techtop 21% Talenttop 28% AItop 30% Fundingtop 35% Moatbottom 48% Globalbottom 43% Marketbottom 36% Tech: 32 technologies across 6/8 capability areas · Cloud: Amazon Cloudfront, Amazon Web Services Talent: 3 named leaders on record · 3 C-suite/founder profiles curated rank vs industry peers · Fliar Intelligence Index 67/100 | $65M | 7 mo ago | — | Framer SitesThree.jsYouTube+17 | Top 5M | — | 1 launch |
| 20 | Neuron Seven AI Provider of AI platform for customer service, tech support, and field service | $63M | 20 mo ago | 37 | WebflowApple iCloud MailMicrosoft 365+23 | Top 5M | — | — |
| 21 | Bland Developer of conversational artificial intelligence platform for enterprise phone call automation | $56M | 16 mo ago | — | WebflowSanityAmazon Web Services+25 | Top 10M | 6 patents Modular drop-in anchoring systems for construction and structural fastening | — |
| 22 | Sanas AI powered accent translation software | $56M | 15 mo ago | 9 | SentryNode.jsReact+22 | Top 5M | 29 patents Neural speech processing: real-time accent conversion, voice enhancement, and noise suppression | — |
| 23 | Netomi Provider AI-based customer service management platform 64AI top 20%Funding top 23%Growth top 35%Moat top 35% All 12 signals ▾AItop 20% Fundingtop 23% Growthtop 35% Moattop 35% Newstop 36% Techtop 39% Producttop 40% Patentstop 48% Innovationtop 49% Talentbottom 49% Marketbottom 43% Globalbottom 39% AI: Classified as an agentic-AI company · Holds AI/ML patents (G06N-family CPC) Funding: Raised $52.0M across 6 rounds · 6 rounds over 10 yrs (0.6/yr) rank vs industry peers · Fliar Intelligence Index 64/100 | $52M | 1 mo ago | 51 | WordPress Block EditorWordPressMySQL+45 | Top 5M | 3 patents AI-driven intent classification and recommendation for conversational search interfaces. | — |
| 24 | Lorikeet AI-powered customer support platform | $49M | 10 mo ago | — | Framer SitesApple iCloud MailReact+25 | Top 5M | — | 2 launchs |
| 25 | Newo AI agents revolutionizing business communication, automating tasks, and increasing revenue 72AI top 20%Tech top 23%Talent top 28%Growth top 35% All 9 signals ▾AItop 20% Techtop 23% Talenttop 28% Growthtop 35% Globaltop 38% Patentstop 44% Innovationtop 46% Fundingtop 46% Marketbottom 37% AI: Classified as an AI company Tech: 53 technologies across 6/8 capability areas · Cloud: Cloudflare, Google Cloud rank vs industry peers · Fliar Intelligence Index 72/100 | $30M | 4 mo ago | — | Node.jsGoogle CloudVue.js+24 | Top 5M | 3 patents AI-driven workflow automation and intelligent agent frameworks for enterprise software | 1 launch |
| 26 | Console Developer of an AI platform for autonomous IT request resolution | $29M | 8 mo ago | — | Framer SitesApple iCloud MailUIKit+21 | Top 5M | — | 1 launch |
| 27 | Nurix Developer of a platform providing conversational AI for sales and support | $28M | 3 mo ago | 15 | WebflowApple iCloud MailGoogle Workspace+24 | Top 5M | — | 1 launch · 1 award |
| 28 | Clearspeed Provider of AI and voice-based risk assessment platform | $27M | 11 mo ago | 100 | WordPressMySQLPHP+25 | Top 5M | 2 patents Audio sample quality control and assessment in digital sound processing | — |
| 29 | Pine Provider of AI assistance offering call customer service | $25M | 6 mo ago | — | TypeScriptNode.jsNaive UI+19 | Top 5M | — | — |
| 30 | Broccoli AI AI based voice assistant for home service businesses | $24M | 5 mo ago | — | Node.jsClerkRadix UI+16 | Top 5M | — | 6 job openings |
| 31 | Luminai Artificial intelligence based platform offering internal workflow automation solutions 62Funding top 27%Growth top 28%News top 29%Tech top 35% All 9 signals ▾Fundingtop 27% Growthtop 28% Newstop 29% Techtop 35% Talenttop 38% Moattop 39% AItop 45% Globalbottom 37% Marketbottom 29% Funding: Raised $24.1M across 3 rounds · 3 rounds over 6 yrs (0.5/yr) Growth: Web rank 10,000,000 → 5,000,000 YoY · Fresh capital in last 24 mo rank vs industry peers · Fliar Intelligence Index 62/100 | $24M | 2 mo ago | 9 | WebflowThree.jsAmazon Web Services+17 | Top 5M | — | — |
| 32 | Interface AI AI-based platform to create Intelligent Virtual Assistants | $20M | 19 mo ago | 131 | WordPressApple iCloud MailGoogle Workspace+49 | Top 5M | 358 patents Advanced flooring and textile manufacturing, digital printing, and carbon‑sequestering surface technologies. | 2 awards |
| 33 | Dashbot AI based platform offering speech analytics solutions | $15M | 19 mo ago | 9 | — | — | — | — |
| 34 | VoiceOps AI-powered QA platform for call analysis and workflow automation | $11M | 14 mo ago | 9 | — | — | — | — |
| 35 | Champ Developer of AI-powered platform automating customer support and help desk tasks 42AI top 30%Tech top 39%Funding top 41%Talent bottom 49% All 6 signals ▾AItop 30% Techtop 39% Fundingtop 41% Talentbottom 49% Globalbottom 33% Marketbottom 31% AI: Classified as an AI company · Product described with: ai-powered Tech: 25 technologies across 5/8 capability areas · Cloud: Cloudflare rank vs industry peers · Fliar Intelligence Index 42/100 | $8M | 1 mo ago | — | SanityTurbopackNode.js+16 | Top 10M | — | 1 job opening |
| 36 | Smallest.ai Developer of speech-to-text, text-to-speech, and voice agent artificial intelligence models | $8M | 9 mo ago | — | TurbopackSentryNode.js+22 | Top 5M | — | 1 launch |
| 37 | Reddy Developer of an AI-powered coaching platform for customer service agents | $8M | 5 mo ago | — | Google Cloudcore-jsGoogle Font API+12 | Top 10M | — | — |
| 38 | Eloquent AI Developer of AI operators for automating financial service customer operations | $8M | 9 mo ago | — | WebflowApple iCloud MailGoogle Workspace+16 | Top 10M | 5 patents Real-time collaborative web conferencing with dynamic object editing and secure network routing | — |
| 39 | Gnani.ai Provider of AI-powered voice and chat automation platform for enterprises | $8M | 2 mo ago | 119 119 → 265 (+123%) | WordPressApple iCloud MailMicrosoft 365+42 | Top 5M | — | 1 job opening · 3 internships · 2 launchs |
| 40 | 8Flow AI based workflow automation solutions for customer support | $7M | 14 mo ago | 10 | WebflowAmazon Web ServicesTypekit+15 | Top 10M | 5 patents ML-driven automation of network resource provisioning and workflow orchestration | — |
| 41 | VoiceRun Developer of a platform for building and deploying code-first voice agents | $6M | 5 mo ago | — | — | — | — | — |
| 42 | Freya Provider of voice AI for enterprise call centers and operations | $4M | 7 mo ago | — | — | — | — | — |
| 43 | 14 AI Provider of AI-native business process outsourcing for customer experience operations | $3M | 3 mo ago | — | TurbopackNode.jsTailwind CSS+9 | Top 50M | — | — |
| 44 | Revox Provider of AI-powered outbound call infrastructure with voice model selection | $3M | 5 mo ago | — | — | — | — | — |
| 45 | Fundamento Developer of AI voice agent for automating lending customer interactions | $2M | 8 mo ago | — | WordPressMySQLPHP+24 | Top 10M | — | — |
| 46 | Origence Provider of loan origination, marketing, and CRM solution | $1M | 6 mo ago | 184 | WordPressSentryMySQL+44 | Top 5M | — | — |
| 47 | Bujo Developer of AI-powered conversational platform for enterprise customer support | $500K | 0 mo ago | — | — | — | — | 2 launchs |
| 48 | Keyframe Labs Developer of interactive video models with photorealism, emotion, and real-time latency | $500K | 2 mo ago | — | WebflowGSAPPostHog+9 | Top 10M | — | — |
| 49 | Samora AI Platform offering AI-powered voice agent solutions | $500K | 5 mo ago | — | WebflowVercelMixpanel+5 | Top 10M | — | 2 launchs |
| 50 | Phonely AI-powered answering service for businesses | $500K | 5 mo ago | — | Apple iCloud MailGoogle WorkspaceNode.js+21 | Top 5M | — | 1 job opening |
Top 12 Customer Service Software companies in California
#1
Sierra 🦄Series E · San Francisco, California · founded 2023$285Mraised▾
A conversational AI platform that helps businesses to build customer experiences. The company provides tools to build, test, and optimize AI agents. It offers capabilities for analyzing agent performance, identifying conversations needing attention, and running tests. The company's platform allows for integrating customer data and personalizing experiences.
- May 2026Series E$950M
- Sep 2025Series B$350M
- Oct 2024Series A$175M
- Feb 2024Seed$110M
#2
Intercom 🦄Series D · San Francisco, California · founded 2011 · 285 employees$240.8Mraised▾
Provider of a customer service and support platform offering AI-powered solutions for managing customer interactions. It is a customer service platform that uses AI-powered technology to help businesses deliver personalized and automated support experiences. The platform offers various tools and features, including a helpdesk, AI Agent, and REST API, to streamline customer interactions and improve customer satisfaction.
- Mar 2026Conventional Debt$250M
- Mar 2018Series D$125M
- Apr 2016Series D$50M
- Aug 2015Series C$35M
#3
Genesys 🦄Acquired · Menlo Park, California · founded 1990 · 677 employees$1.5Braised▾
Provider of cloud-based platform for customer experience and workforce engagement. The platform offers contact center software with intelligent automation and embedded artificial intelligence. It provides digital customer engagement across channels using humans and artificial intelligence-powered bots. The platform also features customer journey management to connect data and optimize experiences. It delivers workforce engagement management with built-in artificial intelligence.
- Jul 2025Series E$1.5B
- Dec 2021Series D$580M
- Jun 2016PE$900M
- Feb 2012PE—
#4
Uniphore 🦄Series F · Palo Alto, California · founded 2008 · 355 employees$656.7Mraised▾
Provider of a business artificial intelligence platform with agentic and model layers. Business AI company that unlocks the agentic enterprise with a complete, composable AI platform spanning agents, models, knowledge, and data. Its platform, the Business AI Cloud, bridges the AI divide between consumer AI and enterprise AI combining the simplicity of consumer AI with the rigor, security and scalability required for the enterprise. It allows business users to effortlessly harness AI and deliver results immediately, while providing CIOs the foundation to deliver powerful AI applications that are embedded into workflows, trained on enterprise data. It delivers on the promise of AI as a transformative force for business. Customers include leaders across industries, like Skechers, LastPass, Atlassian, HP, Allstate, Sony, and more. Through strategic collaborations with industry leaders like KPMG, Cognizant, Rackspace, Databricks and Snowflake, it helps organizations move beyond experimental AI pilots to production-grade deployment operationalizing AI agents across internal and client-facing workflows at scale. Sectors includes Native AI, High Tech, Artificial Intelligence, Agentic AI, M
- Oct 2025Series F$260M
- Jan 2022Series E$400M
- Mar 2021Series D$140M
- Dec 2020Conventional Debt$17.1M
#5
Series C · San Mateo, California · founded 2015 · 51 employees$52Mraised▾
Provider AI-based customer service management platform. The platform provides users with enabling solutions for conversational commerce companies. Enables real-time conversations with consumers by leveraging messaging applications as a channel. Provide layouts designed for order confirmation, shipping updates, surveys, and offers customer engagement solutions.
- Apr 2026Series C$110M
- Nov 2025Series C$43M
- Nov 2021Series B$30M
- Jul 2020Series B$12M
#6
Series F · San Francisco, California · founded 2005$545.8Mraised▾
Provider of a platform for conversational AI, marketing, and support. The platform enables automated customer interactions across various functions and industries. It offers tools for assisted sales, account support, product inquiries, and virtual assistance. The platform facilitates personalized customer interactions throughout the customer lifecycle.
- Jul 2025Conventional Debt—
- Jul 2025Series F$60M
- May 2022Series F$100M
- Jul 2021Series F$240M
#7
Decagon 🦄Series D · San Francisco, California · founded 2023$100Mraised▾
AI-powered customer experience platform. It enables businesses to build, manage, and optimize intelligent virtual agents across voice, chat, and email channels to deliver personalized, scalable customer support and concierge-style interactions. It enables organizations to create AI-driven concierge experiences that can handle customer interactions across multiple communication channels, including voice, chat, and email, while maintaining consistent and personalized experiences.
- Jan 2026Series D$250M
- Nov 2025Series C—
- Jun 2025Series C$131M
- Oct 2024Series B$65M
#8
Series B · San Mateo, California · founded 2019 · 9 employees$24.1Mraised▾
Artificial intelligence based platform offering internal workflow automation solutions. It also assists users in creating multi-click processes and eliminates repetitive tasks.
- Apr 2026Series B$38M
- Mar 2022Series A$20.7M
- Oct 2020Seed$3.4M
- Aug 2020Seed—
#9
Series A · Mountain View, California · founded 2024 · 15 employees$27.5Mraised▾
Developer of a platform providing conversational AI for sales and support. The platform offers features such as lead qualification, customer support, and workflow automation. It serves industries including retail, insurance, and financial services. The platform facilitates seamless handoffs to live agents and provides analytics for conversation monitoring and optimization.
- Mar 2026Series A$14.7M
- Sep 2024Series A$15M
- Aug 2024Seed$12.5M
#10
Series A · San Francisco, California · founded 2023$30.3Mraised▾
AI agents revolutionizing business communication, automating tasks, and increasing revenue. It is a technology company specializing in creating human-like AI Agents for businesses. The platform enables businesses to build intelligent AI agents, transforming communication across channels. These AI employees can handle inquiries, schedule appointments, provide customer service, and more. The company offers solutions for various industries, including restaurants, cleaning services, dental practices, and HVAC companies. It provides a builder platform, API, and documentation for developers. The AI Agents support multiple communication channels, including phone, SMS, email, web chat, and social media. The company's solutions aim to help businesses never miss a call, manage unlimited simultaneous calls, and increase revenue. It offers integrations for CRM, PMS, and other business management systems. The platform provides customization options and human-in-the-loop support. It offers pricing plans and free consultations.
- Feb 2026Series A$30.3M
#11
Series A · San Francisco, California · founded 2023$65.1Mraised▾
Developer of AI-powered agents for enterprise support and customer engagement. The company offers customizable agents designed to handle complex support issues. It provides tools to build, govern, and scale AI agents, ensuring consistent interactions. The platform analyzes conversations to identify patterns and recommend actions for improved performance.
- Nov 2025Series A$61M
- Aug 2023Seed$3.6M
- Jul 2023Seed$500K
#12
Seed · San Francisco, California · founded 2018$8.5Mraised▾
Developer of AI-powered platform automating customer support and help desk tasks. The platform deploys specialized AI agents to execute standard operating procedures. These agents resolve tickets, create knowledge articles, audit responses, and uncover insights. The system integrates with existing ticketing systems and knowledge bases, requiring no migration.
- May 2026Seed$8.5M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Customer Service Software coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.