Sergei Lemberg
Lemberg Law LLC
- Address of record
- 43 Danbury Road 3rd Floor, Wilton, CT 06897, 203-653-2250
- Phone
- (203) 653-2250
- Fax
- Fax 203-653-3424
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Nutricost Magnesium Glycinate Supplement Settlement
Nutricost sold Magnesium Glycinate Supplements marketed as containing 420 mg of magnesium "as magnesium glycinate" when they allegedly did not actually contain that amount or formulation. Nutricost denies any wrongdoing or violation of law.
- Settlement fund
- $1.8M
- Claim deadline
- August 7, 2026
- Represents
- Dalit Cohen, Anastasia Kurtz, Tina Scott, Paige Vasseur
Mazda Valve Stem Seal Settlement
Certain 2021-2022 Mazda vehicles equipped with 2.5L turbocharged engines allegedly contained defective valve stem seals that caused excessive oil consumption. The defect was caused by damage to the valve stem seals on the exhaust side of the engine. Mazda denies any wrongdoing but has agreed to settle to avoid litigation costs and provide relief to class members.
- Claim deadline
- October 8, 2025
- Represents
- Gary Guthrie, Stephanie Crain, Chad Hinton, Julio Zelaya, Anna Gilinets, Marcy Knysz, Lester Woo
“Recovery” and “exposure” refer to total disclosed settlement funds in associated cases, not money personally won or lost by an attorney. Settlements generally resolve disputed allegations without a finding that either side won. Data comes from public court dockets and may be incomplete.