Sea-Fire Marine named Richard Duckworth its business development manager.

He will work to increase Sea-Fire's market share in Europe, the Middle East and Africa.

Duckworth most recently served as managing director of Blue Marble Solutions, which designed, developed and manufactured Sea-Fire products. When Sea-Fire acquired the company earlier this year, he stepped into the new position. He has more than 20 years of experience in the marine industry.

Baltimore-based Sea-Fire provides engineered and pre-engineered fire suppression systems and fire detection and alarm systems.

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Bellingham Marine appointed Beth Vonnegut as director of human resources.

Vonnegut joins Bellingham Marine with 27 years of professional-level human resources experience. She will manage a work force of nearly 200 across the United States, plus 50 international employees, focusing on improving overall employee relations, communications and training.

She has a bachelor's and master's degree in business administration from City University of Seattle.

Bellingham Marine is based in Bellingham, Wash.