All staff are qualified and skilled trades people,
we are 24/7 ready for emergencies.


From installation and maintenance to rental and service, we are equipped to do the job. We continue to grow to meet our customers' needs in order to service them better. We have an extensive fleet of specialized equipment that is capable of tackling power line and substation construction projects of all sizes.

Take a look at our projects:

L0028 Dismantle

L0164 Construction

S373 Pole Top Transformer Replacement

S389  Pole Top Transformer Replacement

L1245/L1110 Construction (138kV)

St. Quentin, NB


Clients say

Everyone at Unitil would like to thank you for your critical role in our Thanksgiving snow storm response. We were able to restore power to more than 31,000 customers in New Hampshire and...

Carol Valianti
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our services

  • Power Line Construction & Maintenance

    We are capable of building and maintaining your distribution network from the ground up.

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  • Storm

    We have a team of skilled linemen and groundmen ready to handle the intricate task.

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  • Equipment

    We offer a full range of machines, tools, equipment and supplies to meet all of your job site needs. 

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  • quarry

    Gagnon Construction provides high quality aggregates which results in durability and performance.

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24/7 coverage for
trouble calls

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