About Us

Cathy Fiorelli

Managing Partner, Operations

A Tucson native, Cathy returned home in May of 2019 to join the Evergreen Team. She brings over 20 years of experience to her role as Managing Partner, Operations at Evergreen, having started out as an Executive Assistant and transitioning to the Cemetery Office Manager role before becoming Assistant General Manager and eventually General Manager at Greenwood Memorial Park in San Diego, California.

“It is an honor to be at the helm of such an historic and well-known cemetery,” Cathy says. “What I love most is being part of a team filled with compassionate, hardworking professionals who serve the grief-stricken of this community day in and day out, guiding them through what might be the worst days of their lives.”

Outside of work, Cathy enjoys spending time at the park with her Miniature Schnauzer Bella and Goldendoodle Fozzie Bear.

Trena McSwain

Managing Partner, Family Service

Trena started her career in the industry as a Sales Manager at a standalone cemetery in her home town of Sedalia, Missouri. Trena joined Evergreen January 5th 2015 as a Family Service Advisor and shortly after became the Family Service Supervisor.

As Managing Partner of Family Service Trena oversees Evergreen’s team of Family Service Advisors, leading with compassion and understanding to assist families in Southern Arizona at their time of need. Trena is also passionate about educating families on the need to pre-arrange their own needs as it is the best gift that can be given to your loved ones.

Trena is very active in the Tucson community. In her spare time, Trena loves to explore Arizona on her Harley Road Glide. When time permits she also loves to travel.

Trena has one daughter and three granddaughters that live in Missouri.

Mark Jason Dunn

Funeral Home Manager

Mark has more than 20 years of experience in funeral service and oversees the daily operations of the funeral home. He began his career in Arizona as an apprentice before making the move to a primarily Jewish funeral home in Florida. Most recently he served as chapel manager of a private combo location in El Mirage, Arizona, before coming to Evergreen in 2018.

Mark joined the Northstar family to continue with a company that is committed to excellence and family service. When he is not working, Mark enjoys camping with his family, NASCAR, and helping his 2 boys grow in Scouting and sports.

Heidi Gregory

Cemetery and Funeral Home Office Manager

Heidi Gregory joined Evergreen Mortuary & Cemetery in 2002 as the controller/accountant of the company and was responsible for all accounting procedures and functions. She worked in that position until acquired by NorthStar Memorial Group in 2014 where she now works as the Cemetery and Funeral Home Office Manager.

She enjoys being able to work closely with families and being a part of helping them through a very difficult time. She believes that you should never take life for granted because we do not know what the future holds and no one is promised tomorrow. Everyone should always live life to the fullest.

Heidi has two children and five grandchildren. When not working she enjoys traveling, scuba diving and spending time with her children and grandchildren.

Mirza Nijemcevic

Grounds Superintendent

Mirza Nijemcevic started working at Evergreen in September of 2010, after spending 2 years in the profession at our neighboring cemetery Holy Hope. He became a certified cremationist in 2011, and also learned how to sand blast monuments and memorials as well as learning how to do mechanical small engine work. Mirza was Born in Bosnia and Hercegovina and subsequently lived in Germany from 1992 – 1998. He came to the United States in 1998. He is married and has 4 kids that are his world. Mirza is also a huge sports fan – especially our very own Arizona Cardinals, the University of Arizona Wildcats, the Arizona Diamondbacks, and also the Phoenix Suns. In his off time and weekends he loves to ride his Harley Motorcycle.