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View WKDA Services's top competitors like Compass Learning (now Edgenuity Inc.), Curriculum Associates, and Edmentum.

Springer Nature Group
Research and learning are the cornerstones of progress, which is why we open doors to discovery for our communities, enabling millions of researchers, clinicians, educators and other professionals to access, trust and make sense of the latest insights.Springer Nature is an ambitious and dynamic organisation. For over 180 years our imprints, books, journals, platforms, and technology solutions have been a trusted source of knowledge to our communities. Today, more than ever, we see it as our responsibility to ensure that fundamental knowledge can be found, verified, understood, and used, ensuring that the world continues to make progress, improving and enriching lives and helping to protect our planet for future generations.Global key facts:Established for over 180 yearsNearly 10,000 colleagues200 offices in 45 countries on all continentsWorld’s largest academic book publisherPublisher of Nature, the world’s most influential journalFirst company to publish more than 1 million Open Access articlesKey brands and imprints:Springer Nature is home to some of the best-known names in research, health, educational and professional publishing. Every day, around the globe, our brands reach millions of people.NatureSpringerBMCPalgrave MacmillanApressMacmillan EducationScientific AmericanSpringer HealthcareSpringer MedizinResearch SquareJ.B. MetzlerBSLAdis
Berlin, DE
Private
$1.8B Revenue
https://group.springernature.com/
12K Employees
K12
K12 is an online K–12 education provider operating under Stride, Inc., a publicly traded company headquartered in Reston, Virginia, serving students across all 50 states and reaching more than 2.5 million learners. Built on a remote-first culture, we bring the same commitment to flexibility to our work that we bring to student learning. At K12, we believe every student deserves an education that meets them where they are. Learning isn't one-size-fits-all, and we're here to make sure students have options that fit their unique needs. From online schools to career readiness programs, we create flexible learning experiences that remove barriers and open doors. Great learning starts with great teachers. We're committed to supporting educators with the tools, training, and professional development they need to inspire students every day. At K12, students, teachers, and families are part of a community that believes in choice, opportunity, and personalized learning. Ready to help shape that future? Join us — from wherever you are. Explore open roles at stridelearning.com/careers. FAQs What is K12? K12 is an online K–12 education provider under Stride, Inc., headquartered in Reston, Virginia, serving students across all 50 states. Built on a remote-first culture, our team works flexibly to support students and educators everywhere. What is the difference between K12 and Stride? K12 is the online K–12 education brand and operating entity. Stride, Inc. is the publicly traded parent company. K12 operates under Stride as part of its portfolio of education brands. Where is K12 headquartered? K12 operates under Stride, Inc., headquartered in Reston, Virginia, with a remote-first team working across the country.
Reston, Virginia, US
Public
$1.6B Revenue
http://www.k12.com
2.8K Employees
LRN Ticker
Curriculum Associates
At Curriculum Associates, we believe in the potential of every child and are changing the face of education technology with award-winning learning programs like i-Ready that serve a third of the nation’s K–8 students. For more than 50 years, our commitment to making classrooms better places, serving educators, and supporting equitable learning experiences for all students has driven the continuous improvement of our innovative programs. Our data-driven, research-backed cloud technology products transform how students learn, creating an environment where every child can thrive and rise to their potential. Based in North Billerica, Massachusetts, and with offices and remote employees throughout the United States, Curriculum Associates has been awarded many recognitions as a top employer. Our team of more than 2,500 employees is composed of lifelong learners who stand behind this mission, working tirelessly to serve the educational community with world-class programs and support every day. If this speaks to you, we welcome you to explore opportunities on our team.
North Billerica, Massachusetts, US
Private
$386.3M Revenue
http://www.curriculumassociates.com
2.6K Employees
G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
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