Tier 1 Building Services is a Veteran Owned Small Family Business providing professional cleaning and maintenance services to residential, commercial and government clients throughout Colorado. Connect with us! - Home Owners - Business Owners - Property Managers - Building Managers - Real Estate Agents - Landlords or Tenants (move in / move out) - Military Veterans - Government Contracting Officers - Other Skilled Tradesman - Friends and Family North American Industry Classification System (NAICS) codes: 561720 JANITORIAL SERVICES - Window cleaning services - Building cleaning services - Residential cleaning services (cleaning inside homes; housekeeping or maid services) - Office cleaning services - Cleaning shopping centers - Deodorant servicing of rest rooms - Deodorizing services - Washroom sanitation services 561740 CARPET AND UPHOLSTERY CLEANING SERVICES - Carpet cleaning services - Rug cleaning services - Upholstery cleaning services - Furniture cleaning services - Tile & Grout cleaning services 561790 OTHER SERVICES TO BUILDINGS OR DWELLINGS - Building exterior cleaning services - Gutter cleaning services - Power washing building exteriors - Pressure washing (e.g., buildings, decks, fences) - Snow plowing driveways and parking lots 561730 LANDSCAPING SERVICES - Landscape care and maintenance services - Lawn care services (e.g., fertilizing, mowing, seeding, spraying) - Maintenance of plants and shrubs in buildings - Seasonal property maintenance services (i.e., snow plowing in winter, landscaping during other seasons)