Top 10 Alternatives to Challenger Recently Reviewed By G2 Community
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Winning by Design follows a customer centric process to help clients design, build, and scale their sales teams.
Individual and group online sales training, as well as in-person and remote training for corporate clients.
Making Customer Success education accessible to everyone.
memoryBlue helps B2B tech companies build and scale their go-to-market engines. For more than 20 years, we’ve helped hundreds of clients—from fast-growth startups to global enterprises—generate pipeline, expand markets, and build world-class sales teams. Our model combines the best of people and AI. With 650+ sales professionals across North America, EMEA, and APAC, we deliver global reach in 30+ languages. Every client engagement is supported by our SMART services: Sales, Marketing, Academy training, Recruiting and Technology—to create an end-to-end growth platform. In 2024, memoryBlue and Operatix joined forces to become one of the largest and most experienced outsourced sales growth partners in the world. Together, we bring deep expertise to support all go-to-market functions, plus a network of 1,200+ alumni and active candidates ready to scale with you. Whether you need to launch a new product, break into new segments or regions, fill pipeline fast or create expansion opportunities, memoryBlue has the talent, data and experience to help you hit your goals - predictably and globally.
SaaSy Sales Management provides training, mentoring, and community to accelerate the development of SaaSy sales professionals.
SmartBug Media is the full service digital agency of choice for organizations looking to create resilient growth across the entire customer lifecycle. From marketing to sales, revenue operations to customer success, and e-commerce to integration, SmartBug combines sound strategies and technology with top talent to de-risk the future and set the course for continued success.
CIENCE is human-driven and machine powered managed services for outbound sales. It offers solutions to deliver cost-efficient yet highly-trained research, sales assistance and sales development resources for growth organizations, worldwide.
Sandler Training is a world leader in innovative sales, leadership and management training.
MySalesCoach helps busy Sales leaders and aspiring, coachable reps reach their true potential with expert, 1:1, frequent coaching.
Growth Molecules is a growth-centric customer success advisory and training firm that helps companies protect and grow revenue. We are honored to have helped numerous organizations in SaaS.