WIth over 30 years of experience, you can count on Coldmaster to be able to handle any type of residential and commercial HVAC system or commercial refrigeration system. Started in 1995 as a service business, our goal has always been to provide the most accurate, prompt and professional service possible. Business has evolved to include installation of all types of HVAC/R, sheet metal duct fabrication, and automatic temperature control systems. Our goal is to always provide what the customer needs at a reasonable price. Call us today to give us a try - we guarantee you will like us.

Professional Associations & Certifications

  • MD Master HVAC Lic#01-10220, DE Master Lic#0000396

Serviced Areas

  • Delmarva Peninsula, Annapolis and surrounding area

Payment Options

  • American Express, Cash Only, Credit Terms Available, Financing Available, MasterCard, Money Orders, PayPal, Personal Checks, VISA

Contact Details

  Person Joe Schoonover
  City Preston, MD
  Zip Code 21655
  Address 114 Chambers Street
  Phone Number (410) 673-8466
  Tollfree 855-673-7999
  Fax 410-673-8467

Business Representative

Joe Schoonover


Products & Services


We provide full and partial HVAC system replacement and use Carrier products, as well as brand new ground-up installations. You'll find us knowledgeable about split systems, reciprocating chillers of any size, screw chillers up to 200 tons and oil- and gas-fired boilers.

Operations and Maintenance

From an under counter fridge to a refrigerated warehouse to a 30-ton-per-day ice machine, we provide full-service maintenance on walk-in coolers. Our staff is equally knowledgeable in such areas as cooling scientific test chambers and in medical refrigeration.
HVAC roof tops, split systems, chillers, cooling towers, and more.

Systems Design and Project Management

We specialize in retrofitting older buildings with new heating and cooling systems. We'll also take on the installation of systems in new buildings from the ground up. We're certified as a Bryant service provider.

  • I would recommend this business
  • response time--same day, within hours of call
  • none observed

Excellent service and response time--same day
Reasonably priced service maintenance contract
Helpful, respectful, pleasant staff

Value for moneyReasonably priced service maintenance contract
Service & supportReasonably priced service maintenance contract
QualityHelpful, respectful, pleasant staff
LocationClose to home
Overall ratingExcellent

  • I would recommend this business

Excellent service. On time, friendly, excellent quality. Highly recommend them for home and business.

Value for money
Service & support
Overall ratingExcellent

  • I would recommend this business

I thoroughly enjoy working with ColdMaster. I find the staff to be very intelligent with a positive proactive attitude. Keep up the great work!

Value for money
Service & support
Overall ratingExcellent

Customer Testimonials

They were great, no issues. Fantastic VALUE

Fantastic responds and workmanship.

He was the third tech I called and he was the only one who knew what was wrong with my AC. He was able to come out the same day, explain to me what was wrong and while the part was being shipped he kept me updated. AC works great now.

Photo Book

From Our Website

We offer you 90+ years of combined experience in commercial and residential service and installation. In the Northeast, the weather can really change quite drastically from day to day. Because of this, it is important to ensure that your heating and cooling equipment is in perfect, working order. This way, you can trust that your home will remain comfortable throughout the entire year. It is important to have a trusted service provider that you can turn to for repairs when needed but routine, maintenance inspections or important as well.

Heating and cooling are possibly the most desired additions when purchasing a home in the modern era, it's become such a comfort than people generally can't envision living in a home without the option. Making sure you get a solid heat pump and air conditioning unit is very important to so many that it's almost a make or break item on any home purchase. Nobody wants to be overheated in the summer, and they certainly don't want to freeze during the winter, this is why getting the correct unit is so important to people these days.

One of the best alternatives you could possibly choose when considering possibilities for replacing your worn out old air conditioner is a new heat pump installation. That wasn't a mis-print - replacing your old air conditioner with the best heat pump available from Coldmaster Refrigeration Services, Inc. just might be one of the smartest decisions you make for your household or your place of business. You might be wondering how a heat pump could provide the same kind of cooling as an air conditioner since its name implies that it functions strictly to provide comfort during the colder seasons, and not during the heat of summer.

There are many reasons why homeowners and businesses should invest in air conditioning not only to make sure that its employees and clients are in the most conducive environment and are more comfortable but also to safeguard the safety and health of your clients and employees, ensure that equipment and business assets are operating or stored in the most optimal environment and it also improves the bottom line. Homeowners who have installed a Carrier Air Conditioning products and regularly have them repaired, maintained and replaced by professionals such as Coldmaster Refrigeration Services, Inc. report increased energy efficiency and can now sleep at night, especially when dealing with high humidity when it's hot.

When you depend on commercial refrigeration equipment to keep your business running efficiently, you really can't afford to have an equipment breakdown. This could lead to spoilage of goods, and that could amount to a great deal of money, depending on what you store in your freezers. Whatever kind of refrigeration equipment you have, be it walk-in coolers, walk-in freezers, ice machines, or commercial freezers, your best bet is to arrange for service in Milford, DE with Coldmaster Refrigeration Service, Inc.

If you're running a convenience store, a restaurant, or any other business that's going to be serving food and drinks, you need to have the right cooling and refrigeration unit in your building. Keeping your beverages and other edibles at their best is a primary concern for those in a food and drink service industry. When it comes to properly keeping your food and drinks chilled, you need to make sure to choose the best, that's why you need to consider going with a product from Coldmaster Refrigeration Services, Inc.

The summertime in Easton, MD can be just as hot as the winter can be cold, and that means you'll need to provide top-notch commercial HVAC service for your employees and customers, so as to maintain their comfort and keep them content. A breakdown of your HVAC equipment might send customers flying out the door in search of a competitor whose heating and cooling systems are functioning correctly. This should point up the importance of having reliable commercial HVAC systems which will make your place of business one which is sought out by customers, rather than avoided.

No matter how big or how small a commercial enterprise might be, it will still need to provide comfortable conditions for the occupants of the facility, and two of the most important comfort systems necessary are heating and cooling. It can get pretty warm and humid in in Preston, Denton, Easton, Cambridge, and other nearby communities in Maryland, and a really good air conditioning system becomes indispensable for your retail outlet, huge office building, or even your huge warehouse facility. Employees and patrons at any commercial facility also need to be kept comfortable during the colder season as well, so your heating system has to be up to snuff also.