About Us

Decks Only® L.I.'s Most Popular Builder/Designer of Outdoor Living Spaces

NORTHERN CONSTRUCTION of LI Inc. has been creating luxurious outdoor living spaces for fifteen years as designers and builders of some of the most unique outdoor environments including hundreds of decks of distinction.

Success Building Decks convinced us to create a Deck business identity operating under the "NORTHERN corporate umbrella. The Servicemark Decks Only® was selected - easily identified and immediately recognized....Same Owners, Same Quality Same Assurance!

Family Owned and Operated - passionate in what we do; we take pride in our work...in every project. Our reputation, for our commitment and innovative building design and practices sets us apart from the norm.

Deck Building Expertise - If you're looking for a basic simple Deck, a custom Deck, or an entire outdoor living space, Decks Only® has the experience you need and can transform your boring backyard into a comfortable, functional, beautiful outdoor environment that you and your family will enjoy year round.

Construction knowledge - utilizing good construction practices is necessary for: Secure safe Deck to House attachment; Water Intrusion flashing protection; Professional design and installation of access doorways from your home onto your deck; General construction knowledge.

We Have Both Requisites - as accredited Deck Builders (as the Decks Only® Division) and as a Home Builder/Remodeler (as the Construction Division). "NORTHERN" sets high standards and utilizes good construction practices, providing quality workmanship building Luxury Homes, Additions and lDecks throughout Nassau, Suffolk and NYC (Licensed & Insured).

Our Past Projects Have Included

Custom Decks of all materials -
Composites, Cellular PVC,
Exotic Hardwoods, Cedar,
Pressure Treated
Custom Barbecue Islands
Outdoor Gourmet Kitchens
Bar Stations, Sinks, Keg Dispensers
Custom Fire Pits/Outdoor Fireplaces
Cabanas W/Bathroom

Shade Solutions, Gazebos
Hardscape Projects, Patios,
Walkways - Natural and Cast Stone
Lighting - General, Task, Mood
Outdoor Showers, Aquatics -
Pools, Waterfalls, Hot Tubs,
Fishponds
Handicap Ramps, Child Protection Gates