The Ballot Brief
New Hampshire
Candidate profile

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Matthew Castanien

Republican · New Hampshire · 2026

Running for New Hampshire House, Hillsborough District 2, New Hampshire

Top priorities

From the campaign site

  • Supports nuclear energy development and expanded net metering
  • Opposes an income tax
Biography

Castanien works as a cloud infrastructure and DevOps engineer specializing in security and identity and has worked in technology for more than two decades, per the campaign site. Castanien was raised in a working class suburb of Atlanta, graduated from Georgia Southern University, and moved to Bedford, New Hampshire in 2022, per the campaign site.

Campaign site (opens in a new tab)

On the ballot

New Hampshire House, Hillsborough District 2New Hampshire · 2026Hillsborough County sample ballot

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Voting info and more

Voting info and more
How we source this

Profile facts follow official election office filings and the sources cited in each biography. Roster last verified October 24, 2026. Official sources are the final word on who appears on your ballot.

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