Marlborough-based BRIDGE Energy Group Inc. recently increased its revolving line of credit from Citizens Bank’s commercial banking group to $5 million.

BRIDGE is a leading consulting and systems integration company focused on improving utility operational performance.

“Citizens is a great financial and strategic partner,” Tom Leone, CFO of BRIDGE Energy Group, said in a statement. “With our company’s continued growth, exceeding 36 percent in 2015, we need a partner like the Citizens team, who brings great ideas to the table and follows through with seamless execution.”