Certification Catalog 237 guides
Browse 237 certification guides across 11 domains — compare exam costs, difficulty, salary data and prep timelines before you commit.
Updated Jul 2026 ✓ Expert Reviewed
Filter by your domain and pick a Beginner or Associate level certification — they deliver the fastest salary ROI for newcomers.
Compare Two CertsShowing 237 certifications
American Red Cross / American Heart Association
American Red Cross
American Red Cross / American Heart Association training providers
Institute for Supply Management (ISM)
Association of Rehabilitation Nurses (ARN) / Rehabilitation Nursing Certification Board (RNCB)
National Board of Surgical Technology and Surgical Assisting
SY0-701, CC, CISSP, CCSP, CISM, CEH
CompTIA, ISC2, Google, ISACA, EC-Council
NREMT EMT
National Registry of Emergency Medical Technicians
Food Handler, ServSafe Food Handler, state-approved food handler card
ServSafe, StateFoodSafety, eFoodHandlers, Learn2Serve, state and local health departments
Employer under OSHA 29 CFR 1910.178(l)
29 CFR 1910.178(l)
Employer under OSHA 29 CFR 1910.178(l); third-party training providers may support training
OSHA 29 CFR 1910.178(l)
Employer certification under OSHA powered industrial truck standard
Alison, Saylor Academy, HubSpot Academy, Google Skillshop, Coursera partners, Harvard Online, Stanford Online, Microsoft Learn and other course providers
Coursera, Stanford Online, Harvard Professional and Lifelong Learning, Alison, Google Career Certificates, and other online learning providers
Varies by certificate
Training provider or employer; HIPAA is enforced by HHS OCR and does not issue personal certificates
American Heart Association; American Red Cross
State vital records offices
Banks and credit unions that issue certificates of deposit
IPC-A-610
IPC
State boards of nursing, employers, nursing schools, and approved IV therapy training providers