HNH Deck & Porch Builders is a local company based in Howard County, Maryland with over 30 years of quality craftsmanship specializing in residential vinyl decks, composite decks, wood decks, screened rooms, and front porches. We also renovate old, deteriorating wood decks into vinyl decks that are low maintenance and functional. Working within your budget we will create a unique and beautiful deck or porch to relax and entertain guests. We take pride in our work and a commitment to superior customer service.