Who We Are

Meet Our Team of Experienced & Caring Divorce and Family Law Attorneys

Sara Armstrong headshot

Sarah M. Armstrong

Partner at Armstrong, Roth, Whitley, Johnstone, LLC.

Sarah M. Armstrong is a native New Mexican who completed her bachelor’s degree from the University of New Mexico in Journalism & Mass Communication in 2001. After obtaining her law degree from the Georgetown University Law Center in Washington, D.C., Sarah returned to Albuquerque and was sworn in as member of the New Mexico Bar in 2004. She practices state-wide in New Mexico exclusively in the areas of family law and domestic relations, including: divorce, custody, visitation, adoption, child support, spousal support and complex property division. Since then, she has completed more than 100 hours of training in alternative dispute resolution and has been formally trained in Collaborative Divorce since 2013. Sarah has been active in providing legal education to family law practitioners and is currently the chair-elect of the family law section of the State Bar of New Mexico. Sarah believes that family law truly provides an opportunity to be of service and to find truly creative ways to solve problems. By adding training in mediation, settlement facilitation, and other areas of the law to a solid foundation in litigation, Sarah combines a variety of skills to counsel and advocates for her clients. Her goal is to help individuals and their families navigate the legal process in the most equitable and least damaging way possible. Outside of work, Sarah spends as much time as possible with her family, including finding adventures to share with her two sons. She enjoys a good book and trying her best to garden.

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Jessica C. Roth

Partner at Armstrong, Roth, Whitley, Johnstone, LLC.

A practicing attorney for over 13 years, Jessica C. Roth specializes in all areas of Family Law including: divorce, custody, visitation, child support, adoption, division of property and collaborative practice.

Jessica is a native of Greenwich, Connecticut. In 1997, she completed her undergraduate degree at Syracuse University with a dual major in Information Management & Technology and Public Relations. Jessica earned her law degree from George Mason University School of Law in Arlington, Virginia in 2005.

After graduating from law school, Jessica followed her family out to New Mexico where she was admitted to the bar in September 2005. In 2013 Jessica added a board certification in Family Law to her resume, having completed over 72 hours of additional training in her field and having secured peer and judicial recommendations from within the New Mexico legal community. She was selected as a Super Lawyers’ Rising Star in 2015.

Jessica’s professional philosophy is that there is not a one-size-fits-all approach to Family Law. Every client is different and every situation clients may find themselves in is unique. As such, Jessica takes time to get to know her clients’ personal motivations & goals and adapts her representation to meet their needs.

Clients describe Jessica as “engaged” & “compassionate” and commend her as “a champion in the courtroom” and “a beacon of hope” during difficult times in their lives.

Outside of work, Jessica is a proud aunt to two nieces and a devoted pet parent to Boston Terrier Scarlet Begonia. In her free time, Jessica is an avid knitter and loves European travel, the NY Mets and Orange Basketball.

Emma L. Whitley headshot

Emma L. Whitley

Partner at Armstrong, Roth, Whitley, Johnstone, LLC.

Emma Whitley is a lawyer and mediator who provides advocacy and guidance to clients during difficult times. After spending more than a decade handling complex family law matters throughout New Mexico, Emma has seen the pitfalls of protracted litigation and knows that the best results are not handed out in a Court room. Trained in Collaborative divorce as well as advanced mediation, Emma offers a unique skill set that supports a client-driven, goal oriented process.

Originally from southern New Mexico, Emma practices state wide in all areas of family law including divorce, Collaborative divorce, child custody and support, property division, alimony, and division of retirement funds as well as mediation and settlement facilitation.

Emma is a native New Mexican. She holds a JD from the University of New Mexico School of Law with undergraduate degrees in political science and journalism and communication.

When not helping New Mexico families, Emma enjoys time with her own family, Husband Dan and young children James and Hollis. Passionate about access to early childhood education, Emma serves on the Board at a Child’s Garden and is an active member of Albuquerque Collaborative Divorce Alternatives.

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Meredith A. Johnstone

Partner at Armstrong, Roth, Whitley, Johnstone, LLC.

Meredith A. Johnstone is a native New Mexican and a graduate of the University of New Mexico School of Law. Meredith also earned her Master’s in Business in Administration from the University of New Mexico Robert O. Anderson School of Management. Since her admission to the State Bar of New Mexico in 2010, Meredith has practiced exclusively in the area of family law.

Meredith has a proud and long history of involvement in the family law community in New Mexico as her father practiced family law here for almost forty years. Meredith grew up working in her father’s law firm, and so she understands, and has carried with her into her own practice, the compassion, knowledge, care, and advocacy that is required when representing a client in a family law matter. Meredith believes it is very important to make an early determination in how best to proceed in each family law matter, as no case is the same. Whether it be litigation, mediation, or collaboration, Meredith’s priority is to get her client through their legal issue in the most efficient way possible. The relationships and reputation that Meredith has developed due to her long-standing dedication and commitment to the family law community are invaluable when assisting her clients in resolution of their legal issues.

Meredith’s involvement and accomplishments in the legal community include:

  • Current President of the New Mexico Collaborative Practice Group
  • Current Board Member on the Family Law Section of the State Bar of New Mexico
  • Current Board Member on the University of New Mexico School of Law Alumni Association
  • Selected as a Super Lawyers’ Rising Star in 2018

When not practicing family law, Meredith enjoys playing volleyball and golf, and is proud to say that her golf handicap is continuing to drop each season! Meredith can also be found at the UNM basketball and football games cheering on her Lobos!

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Hallie Rossbach

Associate Attorney at Armstrong, Roth, Whitley, Johnstone, LLC.

Hallie Rossbach is a dedicated family law attorney with deep roots in the Land of Enchantment. Hallie earned her Bachelor of Arts degree in Sociology from the University of New Mexico, with a focus in social welfare. Following her undergraduate studies, she attended the University of New Mexico School of Law. During her time at the UNM School of Law, she actively served on the board for the Women’s Law Caucus, advocating for the empowerment of women within the legal profession. Additionally, she served as a board member for the Natural Resources Journal, a collaborative and interdisciplinary resource related Journal. With a strong interest in creating problem solving and reaching amicable solutions, Hallie received training in mediation and collaborative divorce. Prior to becoming an attorney, she worked alongside Judge Gerard J. Lavelle in the Second Judicial District Court, Family Law Division. Hallie resides in Albuquerque with her daughter and partner and spends her free time exploring the natural beauty New Mexico has to offer.

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