Form 5500 · Employee benefit plan · BOSTON, MA
CORNERSTONE RESEARCH, INC.
Public Form 5500 records show how CORNERSTONE RESEARCH, INC. (BOSTON, MA) structures its employee benefits. Its broker of record is LOCKTON COMPANIES, LLC. Coverage is written through RELIASTAR LIFE INSURANCE COMPANY and 7 other carriers. The plan's most recent policy period ended in December.
Sourced from U.S. DOL EFAST2 Form 5500 · EIN 94-3092543 · plan 502 · as of Jul 2026
Schedule A insurance contracts
| Carrier | Benefits | Covered | Renews | Commission |
|---|---|---|---|---|
| RELIASTAR LIFE INSURANCE COMPANY | — | 200 | December | $14,917 |
| VISION SERVICE PLAN | Vision | 694 | December | $0 |
| HARTFORD LIFE AND ACCIDENT | Life | 106 | December | $0 |
| KAISER FOUNDATION HEALTH PLAN OF THE MID-ATLANTIC STATES, INC. | Health | 8 | December | $0 |
| CIGNA HEALTH AND LIFE INSURANCE COMPANIES | — | 945 | December | $0 |
| KAISER FOUNDATION HEALTH PLAN, INC. | Health | 96 | December | $0 |
| DELTA DENTAL | Dental | 1,440 | December | $0 |
| LINCOLN FINANCIAL GROUP | Life, Disability | 911 | December | $0 |
Questions
Who is CORNERSTONE RESEARCH, INC.'s benefits broker?
Per its most recent Form 5500 Schedule A, CORNERSTONE RESEARCH, INC.'s broker of record is LOCKTON COMPANIES, LLC.
What insurance carrier does CORNERSTONE RESEARCH, INC. use?
CORNERSTONE RESEARCH, INC.'s benefit plan is written through RELIASTAR LIFE INSURANCE COMPANY, among 8 disclosed carriers.
When does CORNERSTONE RESEARCH, INC.'s group plan renew?
The most recent Schedule A policy period for CORNERSTONE RESEARCH, INC. ended in December. Group plans typically renew on the same annual cycle.
Where does this data come from?
All figures are drawn from CORNERSTONE RESEARCH, INC.'s public Form 5500 filing with the U.S. Department of Labor (EFAST2). Form 5500 is a public record.