This page tracks arbitration cases where Mary Jean Sumell has represented consumers or employees. The Top Businesses section shows which companies this attorney has most frequently faced in arbitration. Click any case count to search the matching cases directly.
Top Businesses by Lawsuit Count
| Business | 2026 | 2025 | 2024 ↓ | 2023 | 2022 | All |
|---|
| Mitsui-Soko (U.S.A.) Incorporated | — | — | 1 | — | — | 1 |
| CorTech West Staffing LLC | — | — | 1 | — | — | 1 |
| Tarzana Treatment Centers | — | — | 1 | — | — | 1 |
| Epirus, Inc. | — | — | 1 | — | — | 1 |
| Applied Composite Structures, Inc. | — | — | 1 | — | — | 1 |
| Golden State Foods Corporation | — | — | — | — | 1 | 2 |
| Quality Custom Distribution Services, Inc. | — | — | — | — | 1 | 2 |
| Northrup Grumman Systems Corporation | — | 1 | — | — | — | 1 |
| Ikigai Asset Management, LLC | — | — | — | — | — | 1 |
| T.Y.P Restaurant Group | — | — | — | — | — | 1 |
| Unical Aviation, Inc., a California Corporation | — | — | — | — | — | 1 |
| Aerotek, Inc. | — | — | — | — | — | 1 |
| Ralphs Grocery Company | — | — | — | — | — | 1 |
| Pacific Southwest Financial | — | — | — | — | — | 1 |
| American Guard Services, Inc | — | — | — | — | 1 | 1 |
| Northrop Grumman Systems Corporation | — | 1 | — | — | — | 1 |
| Amazon Logistics, Inc. | 1 | — | — | — | — | 1 |
| Greenfield Care Center of Fillmore, LLC | — | 1 | — | — | — | 1 |
| Front Door Logistics LLC | 1 | — | — | — | — | 1 |
| Michaels Stores Procurement Company | — | — | — | — | — | 1 |
Disposition
| Disposition | 2026 | 2025 | 2024 | 2023 | 2022 | All |
|---|
| Settled | 1 | 3 | 2 | 1 | 3 | 18 |
| Abandoned | — | — | 1 | — | — | 1 |
| Dismissed | — | 1 | — | — | — | 1 |
| Withdrawn | — | — | 1 | — | — | 1 |
Dispute Type
| Dispute Type | 2026 | 2025 | 2024 | 2023 | 2022 | All |
|---|
| Employer Promulgated Employment | 1 | 2 | 1 | 1 | 2 | 10 |
| Employment | — | 1 | 3 | — | 1 | 10 |
| Other | — | 1 | — | — | — | 1 |
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