| # | Company | Employees |
|---|---|---|
| 1 |
Jeffco Public Schools - Coloradojeffcopublicschools.org
A K-12 district in Colorado offering diverse programs, innovative education, and quality experiences for students through partnerships and community ties |
5,015 |
| 2 |
St. Vrain Valley School Districtsvvsd.org
Colorado's 7th largest school district serving over 32,000 students in various communities, focused on providing a safe learning environment for student development |
2,411 |
| 3 |
Colorado Mesa Universitycoloradomesa.edu
A comprehensive public higher education institution offering liberal arts, professional, technical programs at bachelor's, master's, associate, and certificate levels Accredited by the Higher Learning Commission |
1,871 |
| 4 |
Academy School District 20asd20.org
Public school district serving over 25,000 students with multiple elementary, middle, high schools, charter and online education options. |
1,846 |
| 5 |
Mesa County Valley School District 51d51schools.org
A large school district in Grand Junction, Colorado, serving over 22,000 students from pre K to 12th grade with 2,700 employees |
1,378 |
| 6 |
Greeley-Evans School District 6greeleyschools.org
The company is an educational institution serving over 21,000 students in grades K-12, focusing on student achievement, fostering a positive culture, and building strong partnerships for success |
1,336 |
| 7 |
School District 27Jsd27j.org
Educational organization serving over 17,500 students in Brighton, Commerce City, and Thornton, focusing on equipping students for future success |
1,261 |
| 8 |
ESMww1.esm-sls.com
The company specializes in offering solutions along the student lifecycle, including enrollment, financial aid, retention, career placement, counseling, analytics, and continuing education support |
988 |
| 9 |
Weld County School District 6greeleyschools.org
A school district in Colorado with over 22,000 students, providing challenging education and fostering a safe, diverse, and engaging learning environment through partnerships |
805 |
| 10 |
Crème de la Crème, Inc.cremedelacreme.com
High-quality childcare center focused on providing a safe, nurturing environment and exceptional educational experiences for children, recognized for excellence across multiple states |
766 |
| 11 | 
Technology - Pueblo City Schoolssites.google.com
The company provides information on upcoming events, outages, technology purchases, tips, and helpdesk support for various applications |
754 |
| 12 |
St. Mary's High Schoolsmhscs.org
A Catholic, college-prep high school in Southern Colorado educating students in the Catholic tradition to be responsible, critical thinkers, and prepared for college and life |
704 |
| 13 |
Eagle County School Districteagleschools.net
Innovative school district with 18 schools and 6500 students in Vail Valley, focusing on quality instruction and community support for student success |
597 |
| 14 |
Auguste Escoffier School of Culinary Artsescoffier.edu
Professional culinary arts programs based on Auguste Escoffier's methods Offering industry skills training, Farm To Table curriculum, and teaching culinary excellence Located in Boulder and Austin |
580 |
| 15 |
Adams County School District 14adams14.org
Adams 14 School District in Commerce City serves a diverse community, prioritizing equity and inclusive excellence for students' academic and social growth |
518 |
| 16 |
LearningRxlearningrx.com
Specializing in one-on-one brain training, this company offers personalized cognitive skill improvement sessions through fun exercises for clients of all ages |
475 |
| 17 |
Westminster Public Schoolswps.org
A school district in Westminster, CO, providing personalized education for 10,000 students through a Competency Based System focused on mastery |
467 |
| 18 |
Durango School District 9-Rdurangoschools.org
Innovative educational system providing equitable opportunities for students to develop lifelong skills in a safe, personalized learning environment in a picturesque mountain town |
423 |
| 19 |
Peterson'spetersons.com
Providing educational resources and information on college admissions, scholarships, test prep, and career opportunities for students, parents, and the military |
395 |
| 20 |
Lewis-Palmer School District 38lewispalmer.org
This school district in El Paso County, Colorado provides premier education for approximately 6,500 students, emphasizing global stewardship and citizenship |
394 |
| 21 |
Roaring Fork School Districtrfschools.com
A school district serving over 5,600 students in multiple communities, offering academic rigor, deep relationships, and a safe, caring environment for all students |
334 |
| 22 |
Heartland Institute of Financial Educationhife-usa.org
A national nonprofit organization promoting financial literacy in America through experienced instructors with Certified Financial Educator designation |
326 |
| 23 |
Colorado Early Collegescoloradoearlycolleges.org
Provides tuition-free public charter schools in Colorado offering opportunities for students to graduate with postsecondary credentials within four years |
209 |
| 24 |
Blessed Sacrament Catholic Schoolblessedsacrament.net
Co-educational Catholic school offering Pre-School to 8th grade programs, focusing on academic excellence, Catholic teachings, and technology integration since 1922 |
166 |
| 25 |
Montezuma-Cortez School Districtcortez.k12.co.us
A school district in the Four Corners region serving a diverse student population, focused on academic excellence, community support, and student success |
159 |
| 26 |
Graland Country Day Schoolgraland.org
A premier Denver school providing education from preschool to eighth grade, focusing on holistic development and preparing students to succeed in life |
154 |
| 27 |
Elizabeth School Districtelizabethschooldistrict.org
The company operates a school district where each student is valued, offering excellent academic, leadership, extracurricular, and athletic opportunities |
150 |
| 28 |
National Institute for Trial Advocacynita.org
A non-profit organization based in Colorado, NITA provides top legal advocacy skills training and sets the standard for continuing legal education |
147 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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