About Us

Portsmouth Sign Company is a full service sign company committed to providing the highest quality signage at competitive prices within the time frame you need. We provide an unparalleled level of customer service, working closely with you to complete your project, from idea to completion.


We handle everything from the most basic vinyl lettering to large, illuminated signs in New Hampshire and beyond. We attract a very diverse client base, including restaurants, universities, boutiques, real estate agencies and more.

Our Work

We specialize in a wide variety of signs to make your business stand out from the competition. Whether you need an outdoor sign post or a vinyl window sign, a door plaque or a menu board, we can make a sign that fits your needs.

Need a Sign Made for Your Business? To Request a Quote Click Here!