Alight vs Mercer
Best for
Large enterprises (Fortune 100/500) needing outsourced, unified benefits, health, wealth and leave administration.
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Strong when
You want a single integrated platform spanning benefits administration, healthcare navigation, absence and wellbeing with a broad partner and carrier ecosystem.
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Validate before buying
Reviewers note response times and usability for less tech-savvy employees; Alight reported a large FY2025 net loss driven by a non-cash goodwill impairment.
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Pricing
Enterprise and quote-based; no public list pricing.
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Implementation
A full-service outsourced model with carrier and API integrations and phased rollout.
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Employees
5001-10000
10001+
Headquarters
320 South Canal Street, Chicago, Illinois 60606
New York, New York, USA
Founded
2017
1945
Categories
Benefits Administration
HR ConsultingBenefits
Core capabilities
Benefits administrationHealthcare navigationLeave and absence managementRetirement and wealth administrationWellbeing programsEmployee self-serviceAI personalization (LumenAI)Analytics and ROI dashboards
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Decision snapshots reflect verified profiles where available. Alight · Mercer