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Professional Profile

Diane Mittenzwei
Senior Vice President

P: 212-297-1435
M: 917-293-7998

Diane manages DeWitt Stern's Commercial Lines Department. She has more than 20 years experience in the insurance business and specializes in developing insurance programs for all types of commercial accounts, including real estate and manufacturing.

As a Team Leader, Diane maintains and develops insurance programs for commercial accounts such as social services, professional accounts, real estate, construction, manufacturing and restaurants. She plays a key role in the DSG Training Program by mentoring interns that join the firm.

Diane attended New York University.