Cedarbrook is a locally respected, family owned company specializing in designing and building beautiful custom outdoor spaces. When designing your custom project, we create a style that works for you based on your lifestyle and needs. Your decking options range from pressure treated wood, tropical hardwood, low-maintenance composite, and low-maintenance PVC. Personalize your space by adding custom features to accent your deck or porch, such as benches, planter boxes, and pergolas just to name a few. We also specialize in unique custom paver patios, walkways, hardscapes, fire pits, and decorative retaining walls.

Our company is licensed, fully insured, and located in beautiful Mount Airy, Maryland. Servicing the central Maryland area including but not limited to Frederick, Carroll, Montgomery, and Howard counties. If you are interested in adding a deck or patio to your home, Cedarbrook offers the highest quality materials and services at competitive pricing. Our owners and team believe in a hands-on approach that ensures a personal touch with all our projects. We provide our customers with professional designs and building plans so they have a hand in the planning of their custom outdoor space. Cedarbrook offers extra services for your convenience including permitting.

Mission Statement

Our mission is to offer a wide range of well-designed functional outdoor living environments that allow homeowners to enjoy time with family and friends in the comfort of their own home.

Vision Statement

Cedarbrook our vision is to create functional environments for homeowners that instills pride while allowing them to truly relax and find enjoyment in their own home as the dynamics of homelife evolve and change.

Other Contractors Simply Can’t Compare

Choosing a contractor is hard, that’s why we make it easy! Don’t compare Apples to Oranges


  • 5 year workmanship warranty comes standard
  • Quality controls for high standards that must be met
  • Exceptional customer service and office support
  • Master Carpenters bring top-notch craftsmanship
  • Distinguished locally, FCBIA Best Outdoor Space 2019
  • Distinguished nationally, Big 50 Top Remodeler Nationwide
  • Family owned and operated

Meet The Team

Our Team

Leadership and Management


Michael Arneson, Jr.

Founded Cedarbrook in 2006

Cedarbrook Outdoor Design/Build

Kristen Arneson

Office Manager
Team Member since 2006

Cedarbrook Design/Build

John Duchaj

Installation Department Manager
Team Member since 2012

Cedarbrook Outdoor

Wayne Horner

Field Supervisor
Team Member since 2015

Administrative Professionals

Cedarbrook Outdoor

William (Bill) Pizzano

Installation Coordinator
Team Member since 2018


Michele Laurienzo

Administrative Assistant
Team Member since 2017

Sales and Design

Cedarbrook Design Build

Chadwick (Chad) Gregory

Sales & Design Consultant
Team Member since 2016

Leonard (Lenny) Miller

Sales & Design Consultant
Team Member since 2020

Brian Miller

Sales & Design Consultant
Team Member since 2020

Samantha (Sam) Sheehy

Drafting & Design
Team Member since 2021

Installation Team

Jose Quintanilla

Lead Carpenter
Team Member since 2016

Dantaye Wyatt

Team Member since 2019

Jose Garcia

Team Member since 2019

Robert (RJ) Woodson

Team Member since 2019

Anthony (Tony) Pnacek

Team Member since 2020

Tom Wegman

Team Member since 2020

Nick Summers

Carpenter Apprentice
Team Member since 2020

Talk to the Pro Deck Builders

We are very pleased with the expert craftsmanship and high quality materials used by Cedarbrook in constructing our deck. We were treated with utmost professional courtesy and time to answer all our questions. We enjoy our deck so much that a few months later we had Cedarbrook build our front porch.

Sandy and Elaine Weiss, Monrovia, MD