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Seabrook, which is grounded in the Twelve Steps of Alcoholics Anonymous (AA) and Narcotics Anonymous (NA), provides a multifaceted medical approach to alcohol and drugs abuse, including yoga, EMDR, psychodrama, music therapy, and adventure based counseling. Our leadership team has more than 40 years of vast expertise and is committed to helping clients and their families make addiction recovery possible.

Meet Our Leadership Team

Margaret “Peg” Diehl

LCADC, ICADC Founder (1927 -2016)

“Peg” Diehl has helped write Seabrook’s rich, 44-plus year history as much as anyone. In 1974, she co-founded Seabrook with her late husband, Jerome J. Diehl. Peg designed and implemented the original family treatment program at Seabrook. She was a Certified Alcohol and Drug Counselor (CADC) (since 1977) and an Internationally Certified Alcohol and Drug Counselor (ICADC) (since 1991). In 2004, she became one of the first Licensed Clinical Alcohol and Drug Counselors (LCADC) in New Jersey. Peg began her recovery as a family member 45 years ago. She passed away on November 26, 2016. Her commitment and influence will carry on for years to come.

Edward M. Diehl


“Ed” began his career in the chemical dependency treatment field in 1976. A year later, he joined his family at Seabrook as a Certified Alcoholism Counselor (CAC). In 1986, Ed was named Vice President of Clinical and Community Services, overseeing all treatment activities and external communications. Shortly after his father passed away in 1989, Ed was made President of Seabrook — the position he holds today. Ed’s expertise lies in the areas of healthcare financing, development, public policy, and managing within a rapidly changing environment. In 2019,  Ed will be celebrating 45 years of sobriety.

Joseph N. Ranieri


Medical Director

Dr. Ranieri oversees all aspects of the medical treatment of patients for detoxification and residential treatment. He graduated from the Philadelphia College of Osteopathic Medicine in 1991. He is board certified in Family Medicine and has practiced in South Jersey for 19 years. He is a Diplomate of the American Board of Addiction Medicine. In 2007, he started to assist and educate his primary care patients in addiction treatment options. He has continued to volunteer for a Drug & Alcohol Christian Discipleship Recovery House since 2003, and as a Drug and Alcohol Monitor for the Professional Assistance Program (formerly PHP) since 1998. As a licensed, medical acupuncturist,Ranieri has incorporated medical acupuncture to ease the cravings and withdrawal symptoms from substance abuse.

Matthew J. Wolf

Vice President Business Operations

“Matt” oversees all business development functions: triage/assessments, admissions, marketing, public relations, advertising, call center helpline, care management, clinical outreach and contracts management. In addition, Matt supervises medical records and information technology at Seabrook, which includes the operation of Netsmart’s TIER electronic medical record (EMR). In his 30 plus years with the organization, Matt has served as a Helpline Counselor, Director of Admissions, Grants Manager, Outpatient Office Manager, Community Relations Representative, Director of Business Development, and in his current position, as Vice President of Business Operations. In 2019, Matt will celebrate 35 years in recovery from chemical dependency.

Andrew Laskowski, BS

Director of Finance

Serving as Director of Finance at Seabrook, “Drew” is responsible for the day to day financial operations and fiscal security of the company. In addition, Drew oversees all facility-related departments, over Seabrook’s 40-acre campus. Drew’s expertise lies in working with non-profits, with a focus on budget development and compliance, financial analysis and reporting, as well as assurance with internal controls. He earned his Bachelor of Science from Rutgers University, School Of Business – Camden and brings more than 18 years of financial and accounting managerial experience to Seabrook.

Larena Wilde

Larena Davis, MS, LAC, LCADC, CCS

Director of Outpatient

Larena Wilde serves as the Director of Outpatient Services overseeing the clinical and programmatic services for all outpatient sites. Larena has proudly grown within the organization from a primary therapist and clinical coordinator to her current director position in outpatient. Larena’s expertise lies with direct clinical service, working with families, and supervision bringing more than 10 years of experience to Seabrook. Larena has earned her Bachelor of Science degree in counseling from Drexel University, her Master of Science in mental health counseling from Capella University, and will obtain her Doctor of Philosophy in counselor education and supervision in early 2019.

James M Wolf

M. James Wolf M.B.A

Director of Admissions

James started at Seabrook in 2012 as a Recovery Coach for our former Seabrook West facility. James has also held the positions of Recovery Coach, Admissions Counselor, and Coordinator of Outpatient Business Operations. James has been the Director of Admissions at Seabrook since 2015. As the Director of Admissions, James oversees patient admissions into all of the Seabrook programs, operation of Seabrook Call Center, the Utilization Review Department, and the daily business operations for all Seabrook outpatient offices. James received his M.B.A from Columbia Southern University and currently working on his Doctor of Business Administration Degree. Prior to coming to Seabrook, James worked for a health system in central Pennsylvania for nine years as an Emergency Medical Technician providing emergency care to individuals who called 911. James has also been a volunteer firefighter since the age of 16, and holds numerous national certifications for the fire service. He currently volunteers for his local fire district in Washington Township.