The Big Deal About Groundhog Day

Taking a trip through history.

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Hello Again

“New year, new me” is a popular saying this time of year but we’re going to flip the script and say, “new year, same DE”. In case you forgot, we wanted to reintroduce what Donnelly Energy is all about. Donnelly Energy is a premier energy efficiency firm dedicated to helping New Jersey businesses and local…

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Green Resolutions

Ideas for long-lasting and sustainable resolutions in 2023.

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Winter is Coming

Help energy-saving tips for this upcoming season.

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Giving Thanks with Green Gifts

Our 2022 green gift guide for this holiday season.

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2022 NJLM Conference

We're headed to Atlantic City next wek!

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