The government has named employers that failed to pay some staff the minimum wage.
The latest list includes Northern Ireland businesses, horse racing trainers Alan King and Lucinda Russell, and retailer B&Q.
Those named will have to repay the money owed to employees.
Separately, recent reports suggest that wages are falling behind in real terms.
That is a warning about household budgets.
Prices are rising faster than pay, leaving workers feeling the squeeze.
The government list and the pay data demonstrate financial strain for workers.
Officials said further steps would follow for employers who broke minimum wage rules.