Given our region’s diverse geography and proximity to natural water bodies, proper septic care is crucial to protect both your property and the environment. Regular maintenance ensures that your septic system functions efficiently, preventing costly repairs and potential environmental hazards such as groundwater contamination. With our local expertise and commitment to quality service, we ensure that your septic system operates smoothly for years to come while adhering to all local regulations.

L.H. LaPlante Co., Inc. specializes in commercial and industrial HVAC systems, mechanical services, plumbing, and process piping for institutional and educational facilities throughout Plattsburgh, NY, and the surrounding areas. Since 1986, our expert team of industrial and mechanical contractors provides superior HVAC systems maintenance, upgrades, and installation. Though primarily a "bid and spec" business, we also offer design-build services upon request.

We are a full service fire sprinkler company. We will completely design your new fire sprinkler system for you. We have certified installers for your piece of mind. We can troubleshoot and service all aspects of your existing system. We offer fire sprinkler inspections and can correct any and all deficiencies or violations. No job is too big or too small.

Mars Mechanical is proud to be certified in New York State as a Minority and Woman owned business, lead by Nicole and Jeffrey Mars. The immediate success of our business is built upon our team's unwavering commitment to customer service from which we quickly gained a top-notch reputation. We provide service and installation for all types of Residential, commercial, and industrial clients across New York State. Together we have developed a business strategy that has allowed us and our team to grow in an upward trajectory since day one. Our strategy allows us the time to provide excellent customer service and technical advisement to all of our clients while maximizing our intellectual, futuristic, and strategic planning to provide unparalleled customer experiences. Our technicians are all background checked and drug tested for our customers complete trust when we enter your homes and businesses. We you are ready to make the desicion to change your heating/AC system and/or service it we hope that you will give us a chance to be your service and installation provider.