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Staff Profiles

Maddy Siverio has been a part of the Koski family since 1988.
She manages the office operations and Personal lines department.  She is always enthusiastic to offer her assistance and experience to our valued customers. She was born in Brooklyn, New York and is of Puerto Rican descent. Maddy traded in the cold weather for sunny Florida and has been living in Miami for the past 30 years.

Bea Williamson, has been a part of the Koski family since 1999. She handles all our Accounting. Previously worked in systems programming and operation, 27 years in accounting. A native of Guines, Cuba, lived in the Empire State, lower New England, and Mid Atlantic areas. Now resides in Miami.  Also have 5 grandchildren.

Denise Polster is a licensed 440 Certified Professional Service Representative who has been working in our agency since 1999 in the Personal Lines market with some experience in Commercial Lines. A people person who loves working with her clients and helping them in any way possible. Denise was born and raised in Florida, but her parents originate from Cuban and European decent. 
Denise worked her way up in the company, starting out as a receptionist; she is an asset to our agency and well loved by her clients."

Carmen Rivera has been a part of the Koski family since 1997.  She has moved up from a receptionist to a Licensed 220 Agent.  She has also expanded her skills, and strengthened her customer relations.  She takes pride in all of her accomplishments and growth within the Company.  She will continue to strive and achieve perfection.  Carmen was born in Puerto Rico, but her parent’s had moved to the Bronx, New York when she was only two years old.  Afterwards, she headed to the sunshine state with her family and has been living there since.  Her hobbies are dancing and spending quality time with her daughters.

Evelyn Menard is a 440 licensed customer service representative that has been with our company since 2009. She strives and is always willing to go the extra mile to make sure she meets her customer’s needs and wants to perfection. Her performance is to her best ability with efficiency, using her knowledge, skills and organized manner. She is a mother of two with immeasurable determination. She was born in California but raised in Miami and is of Cuban descent.

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Contact Us

Koski & Co. Insurance Agents
9875 Sunset Drive
Miami, FL 33173
Phone: (305) 595 2127