There When you need us

HVAC, Plumbing & Electrical Services in Stillman Valley, IL

Black Diamond Plumbing & Mechanical is there when you need us for outstanding residential and commercial plumbing, HVAC, and electrical services in Stillman Valley, IL.

Our intensively trained, NATE-certified technicians locate problems quickly and always give customers solutions that fit their needs and budget. When you want dependable, courteous plumbing, HVAC, or electrical service for your home or business in Stillman Valley, IL, make Black Diamond your first choice.

Call 815-444-0979 to schedule plumbing, HVAC, or electrical services in Stillman Valley or nearby.


Black Diamond has knowledgeable experts and superb technology to rapidly address plumbing issues like blocked sinks, ruptured pipes, and clogged toilets. Our solutions include:

  • Plumbing repair & maintenance: Black Diamond repairs garbage disposals, showers, outdoor faucets, pipes, toilets, water heaters, sinks, drains, and tubs. We provide 24-hour service for plumbing emergencies and perform expert plumbing maintenance.
  • Sewers: A cracked, leaking, or blocked sewer line can disrupt or damage your home or business. Black Diamond’s 24/7 sewer replacements and repairs eliminate your worries.
  • Pipes: Leaking pipes are a serious problem that can get worse fast. We’ll get to you quickly for outstanding pipe repair to avoid damage from flooding.
  • Sinks & drains: Our team can quickly resolve clogs, leaks, and more. 
  • Water heaters: We offer top-tier repair, maintenance, and installation for a range of water heater models, including hybrid, tankless, gas, and electric. 
  • Toilet services: Toilet issues are often messy and inconvenient. We can handle a vast range of problems, from flapper malfunctions and leaks to clogs and fill valve replacement. 
  • Water softener services: Hard minerals in your water can affect its taste and appearance and even damage your plumbing. Black Diamond’s water treatment services, like filtration and lead removal, make a difference you’ll notice.

Black Diamond provides dependable plumbing services of all types to homes and businesses. 

Schedule an appointment with us today by calling 815-444-0979 .


Among Black Diamond’s specialties are air conditioning, indoor air quality, and heating. We have the best team and equipment to keep you warm all winter, cool all summer, and breathing fresh, clean air at home in Stillman Valley, IL.

Our HVAC services include:

  • Air conditioning: Black Diamond offers expert AC repair, installation, and maintenance.
  • Indoor air quality: We offer a variety of indoor air quality solutions like air purifiers to banish pollutants like dust and pet dander that can impact your respiratory health.
  • Heating: When you need expert heating repair, installation, or maintenance, we’re the company to turn to in Stillman Valley, IL. We service furnaces, boilers, and more.
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When you need an experienced, qualified electrician in Stillman Valley, IL, Black Diamond can have one promptly at your home or business for repairs or installations.

Our electrical technicians offer these services:

  • Electrical repair: We repair just about anything electrically powered, such as parking lot lights, surge protectors, emergency lights, ceiling fans, and other household and business devices.
  • Generators: Black Diamond has precisely the right generator to match your needs. Choose from propane, standby, natural gas, or whole- or partial-house generators.
  • Panel upgrades: For safety, capacity, or performance reasons, you can upgrade your electrical panel with Black Diamond. We’re skilled at doing panel upgrades you’ll be pleased with.
  • EV charging stations: You can now charge your electric vehicle at home with an EV charging station from Black Diamond. It saves time and money and is hassle-free.
  • And more

Schedule comprehensive electrical services in Stillman Valley by calling 815-444-0979 .

Why Choose Us?

Black Diamond serves the HVAC, plumbing, and electrical needs of residents and business owners in Stillman Valley, IL. We have professionals who are unmatched in the area, a solid reputation that dates back generations, and customer service that people rely on 24/7.

Call Black Diamond at 815-444-0979 to schedule HVAC, electrical, or plumbing services in Stillman Valley, IL.

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