Divorce Litigation, Collaborative Law, Mediation
ABOUT CYNTHIA T. RUNGE, Esq.
Family Law Attorney in Boston
Sole Member, Peridot Family Law LLC
Admitted in MA and NY
MY FOCUS IS ON family law, divorce mediation, and collaborative law. With more than 30 years experience I believe that family law is the most important and rewarding area of law in which a lawyer can practice.
We serve our clients through a team approach, with a goal of continually exceeding their expectations.
MY FOCUS IS ON family law, divorce mediation, and collaborative law. With more than 30 years experience I believe that family law is the most important and rewarding area of law in which a lawyer can practice.
We serve our clients through a team approach, with a goal of continually exceeding their expectations.
What Our Clients Are Saying
“Attorney Runge handled my divorce. She was professional, thorough, and left no stone unturned. She kept me informed throughout the process so that I could make the best decisions under difficult circumstances. ”
Divorce Client
Cynthia Runge has all of the qualities a client wants and needs in a family law attorney. She’s caring, strategic, hard-working, knowledgeable, thorough, and a good communicator. And also, a ‘lawyer’s lawyer’.”
Colleague
“I chose Peridot Law Firm because of the professionalism of the website, the testimonials and the caring environment provided. I would recommend them because of the care and follow-through in regards to myself and the case, and I am more than satisfied with the outcome.”
Annulment Client
“I ESPECIALLY APPRECIATED Attorney Runge’s insight into the ways the emotional and legal sides of divorce are intertwined, and her understanding of divorce as a process.”
Divorce Client
“Cindy is also very thorough — at each court appearance and settlement meeting, we were well prepared with documentation to validate each of my arguments and discredit those of my former spouse. I also felt that we worked together...”
Divorce Modification Client
About Peridot Family Law
PERIDOT FAMILY LAW serves clients in Massachusetts and New York. We are committed to meeting our clients’ family law needs with compassionate professionalism.
About Peridot Family Law
PERIDOT FAMILY LAW serves clients in Massachusetts and New York. We are committed to meeting our clients’ family law needs with compassionate professionalism.
Our Practice Areas
What’s New
IN OUR QUARTERLY NEWSLETTER we share Peridot Family Law staff updates, upcoming events, family law case studies and our “Mindfulness Matters” wellness tips.
Appointments available in Boston and Woburn, Massachusetts. Virtual appointments available for New York state mediation, prenup/postnup and collaborative law clients.
What’s New
IN OUR QUARTERLY NEWSLETTER we share Peridot Family Law staff updates, upcoming events, family law case studies and our “Mindfulness Matters” wellness tips.
Appointments available in Boston and Woburn, Massachusetts. Virtual appointments available for New York state mediation, prenup/postnup and collaborative law clients.
- Client-Tailored Family Law Solutions
- Who is Cynthia T. Runge, Esq.?
- Our Service Areas
- Call Peridot Family Law, LLC, Today For A Free Consultation
Client-Tailored Family Law Solutions
Family law encompasses deeply personal matters, from divorce and child custody to adoption and protective orders. Navigating these challenges requires both legal guidance and compassionate support. At Peridot Family Law, serving the Greater Boston Area, we are committed to protecting our client’s rights while addressing their emotional well-being with care and precision.
Our team-based approach ensures that each case receives personalized solutions tailored to our client’s specific needs and circumstances. By prioritizing a holistic, client-centered strategy, we provide comprehensive legal support while fostering clarity and confidence throughout the process.
Who is Cynthia T. Runge, Esq.?
Cynthia T. Runge, Esq., is the sole Peridot Family Law, LLC member and a distinguished attorney admitted to practice in Massachusetts and New York. With over 30 years of legal experience, Cynthia has dedicated her career to family law, focusing on divorce mediation, collaborative law, and other family law matters.
She believes family law is the most impactful and fulfilling area of legal practice, allowing her to make a meaningful difference in her clients’ lives during challenging times. Under Cynthia’s leadership, Peridot Family Law, LLC has built a reputation for delivering client-focused solutions tailored to every family’s unique needs.
Her approach combines empathy, meticulous legal knowledge, and a deep understanding of Massachusetts family law. Whether navigating divorce, child custody disputes, or adoption proceedings, Cynthia aims to protect her clients’ rights while ensuring fair and practical outcomes.
Cynthia’s local knowledge of the Greater Boston Area’s courts and legal landscape allows her to offer personalized strategies aligned with state-specific family law guidelines. At the heart of her practice is a commitment to reducing conflict and guiding families toward resolutions that promote stability and cooperation.
By blending compassionate advocacy with unwavering dedication, Cynthia and her firm remain steadfast in supporting families through every step of their legal journey. Cynthia also practices mediation and collaborative law in New York.
Our Service Areas
Our Services Include:
- Guidance through divorce and separation.
- Support in child custody and support matters.
- Streamlining adoption processes.
- Favoring mediation as an alternative to litigation.
- Divorce Litigation.
- Collaborative Law.
- Mediation.
- Limited Assistance Representation.
- Prenuptial/Postnuptial Agreements.
- Adoptions.
- Guardianships.
- Care & Protections & Fair Hearings.
Call Peridot Family Law, LLC, Today For A Free Consultation
Why struggle alone when you can have experienced representation by your side? Contact us today for a free consultation. Whether it’s a collaborative divorce, guardianship, or adoption, we’re here to help you find clarity and resolution. Appointments are available in Boston and Woburn, Massachusetts.
Explore the benefits of working with a trusted firm. We’re passionate about helping families protect what matters most. Are you ready to take the next step? Reach out and experience our commitment to legal excellence for families in the Greater Boston Area.


