Specializing in Domestic Litigation & Compassionate Advocacy
PRACTICE AREAS
DIVORCE
We guide clients through every stage of the divorce process with clarity and compassion, advocating for fair outcomes and a fresh start.
CHILD CUSTODY
Our firm works to protect your parent-child relationship while pursuing custody arrangements that serve the best interests of your children.
ALIMONY
We help clients understand and navigate alimony—whether seeking support or facing a claim—based on financial need and legal fairness.
CHILD SUPPORT
We assist in establishing, modifying, and enforcing child support orders to ensure your child’s needs are met with consistency and care.
RESTRAINING ORDERS
We represent individuals seeking protection from abuse or harassment, helping secure restraining orders that provide safety and peace of mind. We also represents individuals who are defending restraining orders.
LEGITIMATION & PATERNITY
We handle legitimation and paternity cases to help establish legal parentage, custody, and support rights for unmarried parents.
GRANDPARENT CUSTODY & VISITATION
We advocate for grandparents seeking custody or visitation, recognizing the important role they play in a child’s life.
PRENUPTIAL & POSTNUPTIAL AGREEMENTS
We draft and review prenuptial and postnuptial agreements that protect your interests and provide peace of mind before marriage or during marriage.
LESLIE O'NEAL
PARTNER
Tel: 770-202-4770
leslie@ohofamilylaw.com
Leslie Dean O’Neal is a seasoned family law attorney, whose practice focuses on all aspects of family law. Leslie believes in the value of the mediation process to conserve funds for both sides and avoid the emotional strain that a trial can cause. However, she recognizes that in some cases, a trial is unavoidable and believes that being diligent, assertive, and well prepared is of utmost importance when taking a case to trial.
Leslie has been named one of Georgia’s Super Lawyers Rising Stars by Atlanta Magazine for eight consecutive years. She has been named as a Top 20 under 40 Rising Star by Cobb Life Magazine and is a past recipient of the Cobb Chamber’s Next Generation Award. She is an active member of the Georgia Bar Association, Cobb County Bar Association, and the Atlanta Bar Association Family Law Division, and served as the President of the Cobb Bar Family Law Section in 2021-22. Leslie makes it a priority to serve her community in a variety of ways. She is a regular volunteer with Cobb Legal Aide, a co-chair of the Center for Family Resources charity gala, past Chairwoman for Cobb Young Professionals, a graduate of the Leadership Cobb and Honorary Commanders programs, and a past co-chair of the Red White & Blue Fundraiser for the Share Military Initiative.
Leslie attended law school at the University of Mississippi School of Law, where she graduated Cum Laude, and received her undergraduate degree from Auburn University, graduating Magna Cum Laude.
SUSAN HEIKKILA
PARTNER
Tel: 770-202-4770
Susan Heikkila is a dedicated family law attorney with over five years of experience representing individuals in divorce and other complex family law matters. Susan's practice is rooted in guiding clients through emotionally difficult transitions with clarity, compassion, and strong legal advocacy. Whether it's navigating custody disputes, property division, or domestic violence issues, Susan brings a holistic approach to every case, always focused on achieving the best possible outcome for clients.
In 2022, Susan was honored to be named a Pro Bono Star by the Atlanta Legal Aid Society for her work representing low-income survivors of domestic violence, helping them obtain critical restraining orders and protection. Susan is a member of the Charles Longstreet Weltner Family Law America Inn of Court, where family law practitioners lead the movement to elevate the practice of law by promoting the ideals of excellence and professionalism. Susan also currently serves as the Vice President of the Cobb Bar Association Family Law Section.
Susan was raised in Forsyth County and is a 2016 Magna Cum Laude graduate from Georgia College in Milledgeville, Georgia. Susan attended Georgia State University College of Law in Atlanta, Georgia, where she was a member of the Business & Law Society and became involved in government affairs at the State Capitol. Susan is an avid equestrian, competing around the region in her spare time.
LISA OWEN
PARTNER
Tel: 770-202-4770
Lisa A. Owen, a partner at O’Neal Heikkila Owen, brings 30 years of family law experience to clients across the state of Georgia, including but not limited to Fulton, Cobb, Cherokee, Bartow, Henry, Hall, Forsyth, DeKalb, and Gwinnett counties. She handles divorce, child custody and support, legal separation, domestic violence, and adoption matters, and has successfully resolved hundreds of cases through trials, mediations, arbitrations, and appeals.
Known for her thorough preparation and strategic approach, Lisa guides clients through emotionally challenging situations with clarity and confidence. Her work is defined by meticulous research, strong advocacy, and steady dedication.
Before entering private practice, Lisa served as a staff attorney for judges in Florida and Georgia, including U.S. Magistrate Judge Thomas B. McCoun III and Cobb County Superior Court Judges George H. Kreeger and James G. Bodiford. She studied at University College, Oxford, earned her undergraduate degree from Emory University, and graduated Cum Laude from Stetson University College of Law in 1996. She is admitted to practice in Georgia’s State and Federal Courts and before the Supreme Court of the United States. She remains active in the legal community through multiple bar associations and professional organizations.
DANIELLE MAROTTI
ATTORNEY
Tel: 770-202-4770
danielle@ohofamilylaw.com
Danielle Marotti is a dedicated family law attorney whose career reflects both breadth and focus. A native of Powder Springs, Georgia, she began her legal practice in family law before transitioning into government, real estate, and litigation work at GDCR, where she handled eminent domain, condemnation, and title insurance litigation. This experience strengthened her analytical skills and deepened her understanding of complex property and procedural issues. Danielle has since returned to her original passion—family law—bringing with her a broadened perspective and a strategic, detail‑driven approach to resolving domestic matters.
Danielle represents clients with clarity, preparation, and steady advocacy, guiding them through divorce, custody, support, and other family‑related issues with practical insight and compassion.
She earned her J.D. from Georgia State University College of Law and holds a B.S. from the Georgia Institute of Technology. Danielle is admitted to practice in Georgia’s Superior and State Courts, the Court of Appeals of Georgia, and the Supreme Court of Georgia.
MICHELLE FOLSOM
ASSOCIATE ATTORNEY
Tel: 770-202-4770
Michelle is an associate attorney whose practice is shaped by a strong work ethic, practical experience, and a commitment to serving clients with professionalism and care. Before entering the legal field as an attorney, she worked full-time as a litigation paralegal at a business and commercial litigation boutique in Midtown Atlanta, giving her a solid foundation in case management and client support.
During law school, Michelle served as a Student Attorney and Graduate Research Assistant at the Phillip C. Cook Low-Income Taxpayer Clinic, where her dedication to public service earned her the Atlanta Bar Foundation’s Paul Coverdell Tax Clinic Service Award. She also received CALI Excellence Awards in Civil Procedure and Property and was selected as a Pupil of the Charles Longstreet Weltner Family Law American Inn of Court for the 2023–2024 year.
Michelle graduated Magna Cum Laude from Georgia Gwinnett College in 2019, earned her Paralegal Certificate from the University of Georgia in 2021, and received her J.D. from Georgia State University College of Law in 2025, graduating Cum Laude. Originally from Southern California, she has also lived in Portland and Washington State. Outside of work, Michelle enjoys playing competitive tennis.
LEGAL STAFF
KYLA WHITAKER
LAURA KATE COLE
CLIENT RELATIONS MANAGER
PARALEGAL
Tel: 770-202-4770
Tel: 770-202-4770
Laura Kate is the Client Relations Manager at the firm, leading client engagement and overseeing the intake process for new matters. She serves as the first point of contact for prospective clients, managing inquiries and coordinating consultations. In addition to her client-facing role, she supports daily operations by assisting with administrative functions, finances, and HR responsibilities. She is also proficient in legal software and electronic filing.
Laura Kate graduated cum laude from the University of Georgia with a bachelor’s degree in English.
Kyla is a paralegal at the firm, providing essential support to the attorneys in all stages of case management. She assists with drafting and organizing legal documents, managing case files, coordinating court filings, and maintaining effective communication with clients. Her work helps ensure that each matter progresses smoothly and efficiently.
Kyla graduated summa cum laude from Kennesaw State University with a bachelor's degree in Criminal Justice and later earned her Paralegal Certificate from the University of Georgia.
CAMI MARCOTTE
PARALEGAL
Tel: 770-202-4770
Cami is a paralegal at the firm, playing a vital role in supporting the attorneys throughout every phase of case management. She helps prepare and structure legal documents, oversees the organization of case files, coordinates filings with the courts, and keeps communication with clients clear and consistent. Her attention to detail and steady coordination help each case move forward efficiently and without interruption.
Cami graduated cum laude from Georgia College and State University with a bachelor's degree in Strategic Communications.
TESTIMONIALS
WHAT PEOPLE SAY
HIGHLY, HIGHLY RECOMMEND
Leslie O’Neal demonstrated unparalleled expertise, professionalism, and dedication. She navigated my divorce with precision, keeping me informed at every step. I I truly felt like I was in amazing hands through a scary time.
BEST IN CLASS SERVICE
Susan helped develop a strategic game plan that was tailored to my budget and expectations. She held opposing counsel accountable and helped keep the ball moving down field. Highly recommend for family law. Susan is direct, professional, and strategic. She hit all of my milestones and expectations in our case.
TOP NOTCH.... SERIOUSLY
Leslie is an attorney that makes you go WOW the whole time she is speaking either to you, the judge, or grilling the opposing party. You have to see it to believe it. She incredible and won me a LOT of attorneys fees too!
CONTACT O'NEAL HEIKKILA
OWEN
OUR OFFICE
770-202-4770
3301 Windy Ridge Pkwy SE
Suite 105
Atlanta, GA 30339
For any inquiries, please fill in the following contact form:
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