Who We Are

Gallagher, Callahan & Gartrell is a leading business and litigation law firm in New Hampshire with the experience, connectivity and analytical capabilities to tackle the most sophisticated issues confronting businesses in today’s economy.

Who We Represent

We represent local, regional, national and multi-national businesses, as well as non-profits, municipalities and individuals. We pride ourselves on being part of your strategic solution by offering value-added counsel to help shape your success. At Gallagher, Callahan & Gartrell, "Shaping Success" is not just a slogan, it's our goal in serving you.

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214 N. Main Street


214 N. Main St.