Best Customer Service Software Companies in San Francisco, United States

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.

Funding rounds

• May 2026Series E$950M
• Sep 2025Series B$350M
• Oct 2024Series A$175M
• Feb 2024Seed$110M

Founders & team

Bret TaylorCo-FounderClay BavorCo-FounderBret TaylorCo-Founder & CEO

Investors

Sequoia Capital, Benchmark, Greenoaks, Iconiq Capital, Thrive Capital, Tiger Global Management

Tech stack

Apple Icloud MailAtlassian StatuspageCloudflareCloudflare Bot ManagementCore-JsDocusign

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.

Funding rounds

• Mar 2026Conventional Debt$250M
• Mar 2018Series D$125M
• Apr 2016Series D$50M
• Aug 2015Series C$35M

Founders & team

Des TraynorCo-FounderCiaran LeeCo-FounderDavid BarrettCo-Founder

Investors

Google Ventures, Bessemer Venture Partners, Index Ventures, Kleiner Perkins, Social Capital, Iconiq Capital

Tech stack

6SenseAdobe Audience ManagerAhrefsAlgoliaAmazon CloudfrontAmazon S3

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.

Funding rounds

• Jul 2025Conventional Debt—
• Jul 2025Series F$60M
• May 2022Series F$100M
• Jul 2021Series F$240M

Founders & team

Uma BagavathirajCo-FounderBeerud ShethCo-Founder & CEO

Investors

HWVP, Lloyd George, Cambrian Ventures, HTSG, Helion Venture Partners, CRV

Tech stack

Amazon S3Amazon Web ServicesCore-JsFacebook PixelGoogle AnalyticsGoogle Tag Manager

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.

Funding rounds

• Jan 2026Series D$250M
• Nov 2025Series C—
• Jun 2025Series C$131M
• Oct 2024Series B$65M

Founders & team

Jesse ZhangCo-Founder & CEOAshwin SreenivasCo-Founder & CTO

Investors

Accel, Bond Capital, ACME, A Star, Bain Capital Ventures, Andreessen Horowitz

Tech stack

CloudflareCloudflare Bot ManagementCore-JsFacebook PixelGoogle AnalyticsGoogle Font Api

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.

Funding rounds

• Nov 2025Series A$61M
• Aug 2023Seed$3.6M
• Jul 2023Seed$500K

Founders & team

Varun VummadiCo-Founder & CEOEsha DinneCo-Founder & CTOJoao TeloCEO

Investors

Redpoint Ventures, Y Combinator, Nexus Venture Partners, 8vdX, Liquid 2 Ventures, Eight Capital Management

Tech stack

Amazon CloudfrontAmazon Web ServicesApolloCloudflareCloudflare Bot ManagementCore-Js

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.

Funding rounds

• Feb 2026Series A$30.3M

Founders & team

Luba OvtsinnikovaCo-FounderDavid YangCo-FounderJason LuoCEO

Investors

Aloniq, Acrobator, s16vc, Constructor Capital

Tech stack

Cart FunctionalityCdnjsCloudflareCloudflare Bot ManagementCloudflare Browser InsightsCore-Js

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.

Funding rounds

• May 2026Seed$8.5M

Founders & team

Jagannath PutrevuCo-Founder & CEO

Investors

Redpoint Ventures, Defy, SV Angel

Tech stack

ClerkCloudflareCloudflare Bot ManagementCloudflare Browser InsightsCore-JsDatadog

AI based vocie assistant for home service businesses. It helps contractors grow their businesses, reduce missed calls, and increase booked jobs. It focusing on maximizing efficiency, customer satisfaction, and revenue through intelligent voice automation. It helps service businesses increase bookings, improve customer retention, and more.

Funding rounds

• Jan 2026Unattributed$23.7M
• 2022Unattributed$500K

Founders & team

Aditya KetkarCo-Founder & CTOAbhishek JalanCo-FounderAbhishek JainCo-Founder & CEO

Investors

Y Combinator, All In Capital

Tech stack

ClerkCloudflareCloudflare Bot ManagementCore-JsEmotionFacebook Pixel

Provider of an AI platform for customer support and service teams. The platform offers tools for ticket classification, omnichannel support, and agent assistance. It aims to streamline processes and improve customer experiences. The platform provides integrations with helpdesk systems.

Funding rounds

• May 2025Series D$25M
• Dec 2021Series C$65M
• Oct 2020Series B$17M
• Dec 2018Series A$9.5M

Founders & team

Deon NicholasCo-FounderSami GhocheCo-Founder & CEO

Investors

Steadfast Financial, New Enterprise Associates, Sound Ventures, K9 Ventures, Frontline Ventures, Cleo Capital

Tech stack

6SenseAmazon S3Amazon Web ServicesCdnjsCloudflareCloudflare Bot Management

Provider of AI assistance offering call customer service. It provides all-in-one platform for your rights and benefits to negotiate with corporations.

Funding rounds

• Dec 2025Series A$25M

Founders & team

Yurun SunCo-Founder & CTO

Investors

Fortwest Capital

Tech stack

CloudflareCloudflare Bot ManagementCloudflare Browser InsightsGoogle AnalyticsGoogle Font ApiGoogle Workspace

AI-powered customer support platform. It is an AI-powered customer support platform that offers human-quality support. Its AI agent is designed to follow workflows and resolve issues, and can be integrated into existing support system. It can reference the help center, runbooks, and standard operating procedures to have necessary context to assist customers. The platform provides insights into performance, allowing businesses to identify areas for improvement in the AIs training and response strategies.

Funding rounds

• Aug 2025Series A$35M
• Feb 2025Series A$9M
• Oct 2024Seed$5M

Founders & team

Steve HindCo-FounderJamie HallCo-Founder

Investors

Square Peg, Skip Capital, Blackbird Ventures, Square Peg Ventures, QED Investors, Capital 49

Tech stack

Amazon S3Amazon Web ServicesApple Icloud MailCloudflareCloudflare Bot ManagementCore-Js

Developer of an AI platform for autonomous IT request resolution. The platform understands company-specific processes and policies to resolve requests. It offers features such as playbooks, access policies, and knowledge base integration. The platform aims to automate repetitive IT tasks using natural language processing.

Funding rounds

• Sep 2025Series A$23M
• Jun 2025Seed$6.2M

Founders & team

Neal ChandraCo-Founder & CTOAndrei SerbanCo-Founder & CEO

Investors

Thrive Capital, DST Global, SV Angel, Abstract

Tech stack

Amazon Web ServicesApple Icloud MailCloudflareCloudflare Bot ManagementCore-JsFacebook Pixel