B2B Sales & Marketing Service Providers and Tools

CustomerSuccessBox is an AI-powered, outcome-driven customer success platform that helps B2B SaaS companies reduce churn, drive product adoption, and grow recurring revenue.

Datanyze is a B2B sales intelligence platform and Chrome extension that provides accurate contact data—emails, direct dials, and mobile numbers—directly from LinkedIn and company websites.

Dealfront is a Europe-first go-to-market and sales intelligence platform that combines website visitor identification, B2B data, and intent signals to help revenue teams find and convert high-fit accounts.

DeBounce is a cloud-based email verification platform that cleans and validates email lists in bulk and via API, helping marketers improve deliverability and reduce bounces.

Deloitte Digital is a global experience consultancy and systems integrator that combines strategy, creativity, and technology to design and deliver large-scale digital transformations.

Demandbase is an AI-powered, account-based go-to-market platform that unifies B2B data, intelligence, and activation across marketing, sales, advertising, and data teams. ([demandbase.com](https://www.demandbase.com/))

demandDrive is an integrated sales, marketing, and technology agency that builds and manages outsourced SDR teams, inside sales programs, and full-funnel demand generation for B2B companies.

DemandLab is a global B2B digital marketing and martech consultancy that helps enterprise marketing teams align strategy, technology, data, and content to drive revenue and prove marketing’s impact.([demandlab.com](https://www.demandlab.com/about-us/?utm_source=openai))

DemandZEN is a B2B demand generation and outsourced SDR agency that specializes in appointment setting and outbound lead generation for technology companies.

Demio is a browser-based webinar platform for marketing, sales, and customer success teams, offering live, automated, and on-demand webinars with built-in engagement tools and analytics.([demio.com](https://www.demio.com/?utm_source=openai))

Dialpad is an AI-powered cloud communications platform that combines business phone, contact center, sales dialer, messaging, meetings, and agentic AI in a single application.

Directive (Directive Consulting) is a global B2B performance marketing agency that helps SaaS and tech brands drive pipeline and revenue through paid media, content & SEO, CRO, RevOps, and go-to-market strategy. ([directiveconsulting.com](https://directiveconsulting.com/))

Dreamdata is a B2B activation and attribution platform that unifies go-to-market data into a single account-based customer journey, helping marketers prove and grow revenue.

Drip is an ecommerce-focused email marketing automation platform that helps online brands build personalized customer journeys, increase revenue, and scale with advanced automation and segmentation. ([drip.com](https://www.drip.com/ecommerce?utm_source=openai))

Dripify is a cloud-based LinkedIn and email automation platform that helps B2B teams run multi-step outreach campaigns, enrich leads, and close more deals on autopilot.

EBQ is a US-based outsourced sales, marketing, and customer experience partner that provides SDR, lead generation, CRM, and RevOps teams for B2B companies. ([ebq.com](https://ebq.com/?utm_source=openai))

Elevation Marketing is a full-service, data-driven B2B marketing agency that helps complex organizations align sales and marketing, generate demand, and drive predictable revenue growth.

Emailable is an email verification and deliverability platform that helps businesses validate email addresses, clean contact lists, and protect sender reputation using bulk verification, real-time API, and 50+ integrations.

EmailListVerify is an email verification and list cleaning platform that helps marketers and businesses remove invalid, disposable, and risky email addresses to improve deliverability and protect sender reputation.

Emapta is a global outsourcing and offshoring provider that builds dedicated, high-performing remote teams across sales, customer experience, finance, technology, and more, with transparent pricing and no salary markups.

EngageBay is an all-in-one CRM and marketing automation platform that unifies marketing, sales, and customer support tools for startups and growing businesses.

Expandi is a cloud-based LinkedIn and email outreach automation platform that helps B2B teams and agencies run safe, personalized campaigns at scale. ([expandi.io](https://expandi.io/))

ExpertCallers is a global call center outsourcing and B2B lead generation provider offering inbound and outbound support, SDR services, and multichannel customer engagement.

Factors.ai is a B2B demand generation, account intelligence, and marketing analytics platform that unifies intent signals to help revenue teams find and convert high-intent accounts.