Estate Planning | Making a Difference One Family at a Time

Brian S. Karpe

Brian S. Karpe is an attorney with the law firm of Nirenstein, Horowitz & Associates, P.C. He received his Bachelor of Science degree from the University of Maine at Orono.  He then earned his law degree from Drake University, Des Moines, IA.  Mr. Karpe furthered his legal education by obtaining a post-doctorate degree in estate planning …

Kathleen Madigan

Kathleen T. Madigan is an attorney with the law firm of Nirenstein, Horowitz & Associates, P.C. She has more than 20 years of experience practicing law and focuses her practice on estate planning and elder law. Ms. Madigan earned her Juris Doctor degree from Pace University School of Law and her Bachelor’s degree from Central …

Sonia N. Flores

Sonia joined our firm in March of 2021 as a Team Leader in the Trust Planning department. She has more than 20 years of law firm experience, having worked in diverse practice areas in Connecticut and Florida.

Jennifer LaChapelle

Jennifer has been with the firm for 24 years. She has her Bachelor’s degree from Quinnipiac University. Jennifer currently drafts all of our trust documents for attorney review. Personal She and her husband, Chad, have twins – Lucas and Makayla, who enjoy a variety of activities including baseball, tennis, piano and competitive swimming. When not …

Sasha Henderson

Sasha joined NHA in October 2022. She comes to our firm with ten years of health insurance experience and two years law firm experience. Her cheerful personality and willingness to help others have made her an valuable asset to the firm. She does whatever it takes to get the job done efficiently, accurately and in …

Anne L. Johnson

Anne joined Nirenstein Horowitz & Associates in October 2022 as a Trust Planning Paralegal.  She comes to the firm with experience in many diverse areas of the law.  Her most recent experience was in the mortgage industry as a loan officer. Anne has attended St. Joseph’s College; Manchester Community College; UConn School of Law and …

Shana Serrano

Shana is a Trust Planning Paralegal, having joined the firm in June, 2025. She graduated from Florida State University with a bachelor’s degree in psychology and a minor in Biology.  She comes to our firm with 3 years of experience in estate planning. Personal:  Born in NY, Shana is happy to be returning to the …

Ariana S. Kripps

After spending 15 years in diverse office settings, Ariana brought her experience and outgoing personality to the firm in October, 2022 as a Clerical Assistant.