Mainstay Engineering

Mainstay Engineering Group Inc, located in Ambler, PA, is a nationally recognized leader in civil and structural engineering services, specializing in supporting high-tech and mission-critical companies. With a commitment to precision, quality, and excellence, they build the foundational infrastructure that empowers innovation across various sectors, including life sciences, semiconductors, data centers, and clean energy. Generated from the website

Our Product Family ClenAir Manufacturing, Inc is dedicated to providing quality products to the HVAC/R, Industrial, Maintenance, and Plumbing & Heating industries. Founded in the early 1990's with the flagship ClenAir odor neutralizer, ClenAir has greatly expanded our indoor air quality offering and added other specialized products to our growing line. ClenAir products are sold by stocking wholesale distributors nationwide. Our pledge is to provide quality products and service ' satisfaction guaranteed. Breathe Easy! With the growing industry focus on Indoor Air Quality issues, ClenAir is there to help contractors solve IAQ and odor problems for their customers. We guarantee that once you try ClenAir, you too will become a loyal fan of ClenAir Odor Neutralizers

Javan & Walter Incorporated is a professional services firm that provides engineering, design and consulting services. Its services include feasibility studies, initial planning and budget development, detailed engineering and total project administration. Javan & Walter Incorporated primarily serves the chemical, pharmaceutical, biotechnology and health care industries. Its project management services include scope definition and preparation, specification development, vendor evaluation, estimating, scheduling and cost control. Javan & Walter Incorporated additionally provides repairing, renovating, structural design, technical support, construction, stormwater management, landscaping and compliance services. The company s clients include the University of Pennsylvania, Cabot SuperMetals, Alcoa Eastalco Works and DuPont. Javan & Walter Incorporated maintains a location in Fort Washington, Pa.