Janitorial Services

From lobbies and restrooms to boardrooms and kitchens, DeMar offers the full spectrum of janitorial services. Because we know no two clients are alike, we carefully customize our services to meet your specific needs and budget.

General Cleaning

  • Office cleaning
  • Lobbies and Common Areas
  • Conference Rooms
  • Restroom cleaning, sanitation and supplies
  • Porter/Matron Services
  • Rubbish removal
  • Cafeteria, Kitchen, and Breakroom maintenance
  • Window Cleaning
  • Light Replacement

Day Porter & Matron Services

  • DeMar’s porter program provides monitoring and servicing of your facilities responsive to your current and future needs.
  • We maintain the lobby, building exterior, removal of trash and debris, as well as servicing kitchen or cafeteria, and common areas, including restrooms, patios, and parking facilities.

Post Construction Clean-Up

DeMar specializes in providing post-construction cleaning services to the Chicago construction market. We have the experience and resources to handle any size project. If you’re a remodeling company or a general contractor, contact DeMar for a free quote.

Our construction cleaning crew at DeMar understands that your building is constructed or renovated, more is needed to get ready for occupancy and business. DeMar has unsurpassed resources, experience and flexibility to complete your project on time.

  • Our specialized staff will:
    • Clean windows inside and out
    • Dust and wash all surfaces
    • Remove all debris
    • Remove stickers
    • Polish interior glass, marble and tile surfaces
    • Dust and wash walls, vents, and lights, fixtures, ceilings, stairwells and platforms
    • Seal and wax VCT floors

Specialty Services

Whether your property needs its floors polished or its windows washed, DeMar has you covered. We provide an array of customizable specialty services for both existing clients and new clients, on a one-time only basis.

DeMar’s specialty services can be customized within your day-to-day or weekly needs.

Wall Washing

  • Slow discoloring of walls happens as layers of dust, grease, and dirt, accumulate on the paint, creating a dingy color. DeMar can remove stains, marks, scuffs, dirt, grease, and fingerprints.

Window Washing

  • Clean and spotless windows can regenerate your staff’s mood, outlook, and energy levels.
  • At DeMar, our professional window washing can be performed at regular intervals (e.g., quarterly, monthly) or as frequently as needed.

Power Washing & Concrete Sealing

  • At DeMar we know pressure washing is a great way to remove grime, oil stains, and dirt from concrete driveways, pathways, and patios.
  • Our concrete sealing process will reduce cracking and pitting, protect against damage, and optimize appearance.

Draperies, Blinds, & Upholster Cleaning

  • Our cleaning process involves removal of dust, pollen, dirt, sol, and bedbugs.

Carpet Care

  • Carpet cleaning at regular intervals improves the appearance of your business and facility.
  • DeMar performs a deep clean that breathes new life into your carpets. Our services include:
    • Deep carpet shampoo and extraction
    • Dust Mite removal treatment
    • Odor removal
    • Scotch Guard protecting
    • Steam cleaning
    • Mold and mildew treatment from water damage
    • Spot cleaning

Floor Care

  • DeMar specializes in floor care for all surfaces, including marble, terrazzo, cement, wood, vinyl, rubber, and ceramic.
  • Hard surface finished floors will last longer and appear cleaner through a scheduled maintenance program. Our floor care program includes:
    • Basic cleaning
    • Restoration
    • Stripping
    • Waxing
    • Sealing
  • Floor Stripping and Refinishing – Removal of all old floor finish (stripping), thorough cleaning and rinsing of the bare floor surface, and reapplication of several coats of new floor finish to protect the floor from damage and optimize appearance.
  • Spray Buffing or High Speed Burnishing – Restores shine to finished floors to keep them looking their best. Depending on the traffic and requirements of the facility, buffing or burnishing may be performed anywhere from quarterly (low traffic areas) to monthly (typical office building lobbies and hallways) or more frequently (retail environments.

Emergency 24/7 Services

  • At DeMar, we know there are few things that are more devastating to building owners than damage to their building. If you experience a disaster, we provide a rapid response team 24/7. Our team will contain fire and water damage, limiting expense and disruption to your business or building.
Budget Friendly

Having a spotless, organized environment shouldn’t be a luxury for the few. We know budgets are tight, rents keep climbing, and there isn’t always enough in the budget for an experienced and talented maintenance team.


At DeMar Building Maintenance we will accommodate your office complex, movie theatre, or school with quality cleanings at an affordable, economical rate.