Zygmunt Grzesiak

zygmunt grzesiak

January 25, 1936 ~ February 4, 2026


Resided in: Dix Hills, NY

Zygmunt Grzesiak, 90, of Dix Hills, passed away peacefully on February 4, 2026.
Ziggy was born on January 25, 1936 In Poland. He was the child of Walter and Julia and brother of Wanda and Jan.

Ziggy and his family arrived to the United States in 1955. Ziggy served in the United States Army from 1958-60. In November 1961, he met his future wife Margaret. They married in August 1963. They had three children, Irena (John), Susan (Bill), Robert (Angela). He was a proud grandfather of Ashley (Matt), Johnny (Colleen), Katelyn, Julia ( Nick), Emily, Natalie, Christopher and Alex. He was also a proud great grandfather of Jack and Charlie.
In 1970, Ziggy started his own business Trebor Instrument Corp.. He continued to run a successful business until his passing.
In Lieu of flowers, the family appreciates donations to Tunnel to Towers (T2T.org)

Services

Visitation: Thursday, February 19, 2026 2:00 pm - 4:00 pm

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Second Visitation: Thursday, February 19, 2026 7:00 pm - 9:00 pm

Branch Funeral Home of Commack
2115 Jericho Turnpike
Commack, NY 11725


Mass: Friday, February 20, 2026 9:45 am

St. Matthews R.C Church
35 N Service Rd
Dix Hills, NY 11746


Interment: Friday, February 20, 2026 11:30 am

Calverton National Cemetery
210 Princeton Blvd.
CALVERTON, NY


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Charities

The family greatly appreciates donations made to these charities in Zygmunt Grzesiak 's name.

Tunnel to Towers

2361 Hylan Blvd

Staten Island,

NY

t2t.org

Memories Timeline

Guestbook

  1. Hello,
    We are very sorry to hear the news of Ziggy’s passing. He was a brilliant person who was always willing to help everyone. We would contact Ziggy whenever we needed a special tool or an automated piece of equipment and he would always come through with some unique idea that made a huge impact in our efficiencies. He was respected by all of us at Innovative Power Products not only for his mind but for his wonderful personality. We will certainly miss him. God bless him. Tom Passaro

  2. candleMy heartfelt condolences to the family. Ziggy and I crossed paths so many times over the years. He was always helpful to me and always encouraged me with advice and compliments. When I began my own business, He was always confident of my abilities gave me the confidence to succeed in our industry. He continued to share his knowledge over the years helping me throughout my career.We would talk at trade shows , meetings and/or customer facilities and his business insights were so valuable to me. I looked at him as a mentor and I will miss him.and our talks.Peace to the family

  3. candleMy heartfelt condolences to the family. Ziggy and I crossed paths so many times over the years. He was always helpfulu to me and always encouraged me with advice and compliments. When I began my own business, He was always confident of my abilities gave me the confidence to succeed in our industry. He continued to share his knowledge over the years helping me throughout my career.We would talk at trade shows , meetings and/or customer facilities and his business insights were so valuable to me. I looked at him as a mentor and I will miss him.and our talks.Peace to the family

  4. candleOn behalf of our family, I would like to express our deepest condolences on the passing of Ziggy. He was such a kind and wonderful man. As our neighbor, he was always looking out for us and especially for me. We will always remember his warmth, generosity, and beautiful spirit. He will be deeply missed.

  5. It is with great sorrow that we learned of the passing of my friend, Ziggy. For the many years that he was my client and friend, he was a man of integrity and good nature. He will be sorely missed. My heartfelt condolences to his wife, Margaret, his children and his entire family.
    With sympathy,
    Jack Roseman

  6. May we add our condolences to the many who are mourning the passing of our client, Zygmunt Grzesiak. We hope that the fond memories of Ziggy will be a comfort to Margaret, his dedicated wife of more than 60 years, and their entire family.
    With sympathies,
    Phyllis Munk,
    Shawn Karp, CPA

  7. candleWe are so deeply saddened on the news of Mr. Grzesiak’s passing. Please know that you are in our hearts and prayers as you grieve his loss. May all the beautiful memories you have together bring you some comfort. May God grant you peace in this difficult time and may “Ziggy” rest in eternal peace.

  8. Thoughts and Prayers are with all of you. Ziggy was a wonderful man. A true Gentleman. I know Ziggy through Modular Devices. I will miss his smile and his kindness. May he rest peacefully and may family and friends find comfort in the memories. God Bless.

  9. candleMargaret, please accept my heartfelt condolences to you and your family. Ziggy was a wonderful person to know and he will always be remembered. May he rest in peace.

  10. candleCondolences
    We hardly knew each other and yet Ziggy was always the nicest and most welcoming to me.
    He is missed


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