Get matched with top central vacuum system service pros in Knoxville, MD

Whether you need a repair, preventive maintenance, or replacement, we are your plumbing, heating, and air conditioning service provider in the northern Virginia and surrounding areas. We invite you to give us a call!

With over 100 years experience, we know how to keep you comfortable, safe and help you save on energy costs. Our local 24/7 customer service and support means automatic heating oil deliveries and our service response is always fast. We never run out of heating oil plus our pricing and payment plans are designed to help you manage your costs all year round. Experience the Petro difference today!

It is our mission, to provide excellent workmanship and complete customer satisfaction, from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large or small the job.

About Me Hi, I’m Heather! I’ve been a professional cleaner for over 10 years, and I truly love what I do. Cleaning isn’t just a job for me—it’s something I take pride in. I find it therapeutic and rewarding to transform a space and leave it fresh, organized, and welcoming. My clients appreciate my reliability, attention to detail, and the care I put into every home I clean. I treat every space as if it were my own, and I always aim to go above and beyond expectations. Whether it’s a deep clean or regular upkeep, I believe a clean home brings peace of mind. Fun Fact: I actually find cleaning relaxing! There’s something satisfying about seeing instant results and knowing I’ve helped make someone’s day a little easier.

Business & Career Focus: You’re very committed to building Murchison Cleaning Solutions and positioning it as a professional, competitive cleaning company for post-construction, commercial, and apartment projects. You take care with proposals, pricing, and contracts so you come across polished and reliable. Financial Growth Mindset: You think strategically about how to scale—like structuring bids to hit monthly revenue goals, negotiating terms like 50% deposits, and making sure your pricing is competitive but profitable. Compliance & Professionalism: You’re detail-oriented about certifications (OSHA, WBE, etc.), IRS forms, EIN/DBA issues, and making sure your business is set up correctly. You want everything to look official and credible.

Central Vacs Unlimited is a family-owned business which was started in 1974 and has been under the current ownership since 1997. We are one of the largest dealers of central vacuums and intercoms in the mid-Atlantic area. The showroom is stocked with many of our products enabling customers to "test drive" them before they are installed. We do not subcontract our work. Our own employees do the installations and make service calls. We are not aligned with a single manufacturer like many other companies. In fact, we offer more brands and product choices than virtually any other company. This enables us to provide products which meet the exact needs of our customers. Free estimates are provided on installation of new systems. We offer free technical support over the phone. Often, we help customers troubleshoot and repair systems on their own. Our courteous staff is available six days a week to greet our customers. We welcome an opportunity to work with you.

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Relax HVAC, Inc. is a fully insured and licensed heating and air conditioning firm in Ashburn, Virginia, composed of Master Technicians led by Kamal. He and his team provide round-the-clock emergency services for residential and commercial customers, including those in the Iranian, Arabic, and Palestinian communities. With more than 25 years of experience in providing air conditioning services, Kamal takes pride in making customers feel good about his company. He does this by giving them quality and honest services at great prices. His services are approved and recommended by the Loudoun County Fire Department.

You and your family deserve to receive the best care and the best service. Not every heating & A/C company gives you the quality people and care that Presidential does. We offer 40 Years of Award-Winning Quality People, Quality Installation, and Quality Service. Delivering this quality service and care for your home is our commitment to you! Family-owned and operated, Presidential specializes in residential and light commercial service and installation throughout MD, VA & DC. Ask us about our system replacement specials and The Advantage Maintenance Plan for preferred VIP service. Presidential has been awarded the Carrier Factory Authorized Dealer Award and is a member of the ACCA (Air Conditioning Contractors of America) and the Quality One service network.

McCrea is a family owned business that has served our area since 1936. Financing and rebates are available on Trane systems installed by McCrea. Resistrictions apply and these are limited time offers call for details. "Its hard to stop a Trane"