Regulators in Massachusetts want to talk to

Goldman Sachs

(GS) - Get Report

CEO Henry Paulson Jr. as part of a probe of the advice the firm gave to

Gillette

(G) - Get Report

during its merger talks with fellow consumer products company

Procter & Gamble

(PG) - Get Report

.

The

Associated Press

reported that Paulson was subpoenaed to provide testimony June 23 at the office of Massachusetts Secretary of State William Galvin. Goldman advised Gillette, which is based in Boston, on the merger.

William Mostyn, a former Gillette officer, and Eric Derheimer, an official at UBS, which also advised Gillette, were subpoenaed as well, the

AP

reported.

Secretary of State William Galvin has reportedly looked into whether Cincinnati-based P&G is paying enough for Gillette. In January, P&G agreed to acquire Gillette in a $57 billion deal.