B2B Sales & Marketing Service Providers and Tools

Green Leads is a B2B pipeline generation and appointment-setting agency that helps technology and SaaS companies generate qualified leads and sales-ready meetings worldwide.

Groove (now Groove by Clari) is a Salesforce-native sales engagement platform that automates multi-channel outreach, captures every seller activity, and connects directly into Clari’s revenue platform to improve productivity and pipeline execution for B2B teams.

Growth Molecules is an advisory and technology services firm that helps B2B technology companies protect and grow recurring revenue through customer success strategy, training, and customer success platform implementation.

GrowthMentor is a subscription-based mentorship platform that connects founders, marketers, product managers and growth practitioners with vetted startup and growth mentors for 1:1 video calls.

Help Scout is a customer support platform that combines a shared inbox, knowledge base, in‑app messaging, and AI to help growing teams deliver personal, scalable support.

Hit Rate Solutions is a Philippines-based, American-owned BPO call center that provides outbound lead generation, cold calling, appointment setting, and 24/7 customer support for small and mid-sized businesses across the U.S., Canada, Australia, and beyond.

Hiver is an AI-powered customer service platform that runs inside Gmail and Outlook, turning shared inboxes into a full omnichannel help desk for email, chat, voice, and WhatsApp. ([hiverhq.com](https://hiverhq.com/products/customer-service?utm_source=openai))

HockeyStack is an AI-powered revenue analytics and attribution platform that unifies marketing, sales, and product data to show what truly drives pipeline and revenue. It helps B2B teams visualize buyer journeys, run multi-touch attribution, and power account intelligence in one place.

HomeX Virtual Agency is a Kosovo-based virtual assistant and call center partner that builds dedicated remote teams for cold calling, sales development, lead generation, customer support and back-office workflows for U.S. and international businesses.

Hopin, now part of RingCentral Events, provides an all‑in‑one platform for running virtual, hybrid, and onsite events that feel like in‑person experiences.

Hotjar is a product experience insights platform that combines behavior analytics and user feedback tools—like heatmaps, session replay, funnels, surveys, and user interviews—to help teams optimize websites and web apps. ([help.hotjar.com](https://help.hotjar.com/hc/en-us/articles/36820019634961-What-is-Hotjar?utm_source=openai))

HubSpot CRM is an AI-powered, cloud-based customer platform that unifies marketing, sales, service, content, data, and commerce so teams can manage the entire customer lifecycle in one place.

HubSpot is a public SaaS company that provides an AI-powered CRM platform with marketing, sales, service, content, data and commerce hubs, centered around its Smart CRM. ([en.wikipedia.org](https://en.wikipedia.org/wiki/HubSpot?utm_source=openai))

HubSpot is a public CRM platform that unifies marketing, sales, service, content, and data on one cloud-based system. Sales Hub is its sales engagement and pipeline management product built on the HubSpot Smart CRM. ([en.wikipedia.org](https://en.wikipedia.org/wiki/HubSpot?utm_source=openai))

Hunter.io is an all-in-one cold email and email verification platform that helps you identify relevant prospects, find their professional email addresses, verify them, and run simple outbound campaigns.

Hypotenuse AI is an AI platform that helps ecommerce brands manage product data, generate on-brand content, and optimize images and SEO at scale.

Imprint Engine is a global, platform-driven brand experience partner that combines in-house merch production, global fulfillment, and its IEX software to power corporate gifting, swag, and branded offline experiences for modern companies. ([imprintengine.com](https://imprintengine.com/))

Influence & Co is a Columbia, Missouri–based content marketing agency (now Intero Digital’s Content & PR division) that helps B2B companies use strategic content, PR and SEO to drive measurable business results. ([martechcube.com](https://www.martechcube.com/content-marketing-agency-influence-co-adopts-intero-digital-brand/?utm_source=openai))

Inside Sales Solutions is a B2B sales development and lead generation agency that helps technology companies build qualified pipeline through outsourced SDRs, appointment setting, and data-driven marketing services.

Inside-Global is a global SDR and inside sales outsourcing agency that helps B2B tech, SaaS and software companies generate qualified pipeline, appointments and revenue opportunities.

Insightly is a modern, affordable CRM platform that unifies sales, marketing, service, and integrations to help growing businesses manage the entire customer lifecycle in one place.

InsightSquared is a revenue intelligence and RevOps analytics platform that delivers AI-powered forecasting, pipeline analytics, and full-funnel dashboards for B2B sales, marketing, and customer success teams.

Instantly is an AI-powered sales engagement and cold email platform that combines unlimited email sending accounts, automated warmup, a built-in B2B lead database, and a lightweight CRM to help B2B teams and agencies scale outbound outreach.

Intelus Agency is a U.S.-managed remote staffing and LinkedIn marketing agency that connects businesses with pre-vetted Filipino virtual assistants and delivers done-for-you LinkedIn lead generation, content, and ads.