Commercial plumbing companies in Pennsylvania are essential players in maintaining and installing efficient plumbing systems for various sectors, ranging from healthcare to manufacturing. These firms provide a range of services including pipe installation, maintenance, leak detection, and emergency repairs. As environmental regulations tighten and technology advances, many companies are increasingly adopting sustainable practices and innovative solutions, such as water-saving fixtures and smart technology, to improve system efficiency. With a steady demand driven by growth in construction and infrastructure projects, the industry is poised for continuous evolution, emphasizing quality, safety, and responsiveness to client needs.

The companies listed here vary in size from small family-owned operations to larger firms with hundreds of employees, all headquartered throughout Pennsylvania. Founded between 1948 and 2014, they specialize in vital services spanning plumbing, HVAC, and electrical work. While some concentrate on residential solutions, others primarily cater to commercial clients, showcasing a blend of operational focuses in the industry. Together, they symbolize the state's commitment to addressing current plumbing challenges with skilled teams and customer-centered practices.

Continue reading to discover the top commercial plumbing companies in Pennsylvania.

Top 23 Commercial Plumbing Companies in Pennsylvania

1. Gillece

• Website: gillece.com
• Ownership type: Private
• Headquarters: Bridgeville, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1980
• Headcount: 51-200
• LinkedIn: gillece-services

Gillece Services, based in Bridgeville, Pennsylvania, is a home services company that specializes in plumbing, heating, cooling, and electrical services. Founded in 1980, Gillece has built a reputation for reliability and customer satisfaction over its four decades in the industry. The company caters to both residential and commercial clients, offering a wide array of services such as emergency plumbing repairs, water heater installations, drain cleaning, and commercial HVAC solutions. Gillece is known for its commitment to quality, employing trained technicians who receive ongoing education to stay updated with the latest technologies and practices. Their service offerings extend beyond plumbing to include heating, cooling, and electrical services, making them a comprehensive service provider in the home and commercial sectors. Gillece also provides financing options to make their services more accessible to customers, further enhancing their appeal in the competitive market.

2. Mattioni Plumbing, Heating & Cooling

• Website: matplumbing.com
• Ownership type: Family Owned
• Headquarters: Downingtown, Pennsylvania, United States (USA)
• Founded year: 1948
• Headcount: 51-200
• LinkedIn: mattioni-pch

Mattioni Plumbing, Heating & Cooling, based in Downingtown, Pennsylvania, has been a trusted name in plumbing and HVAC solutions since its founding in 1948. As a family-owned business, they pride themselves on providing reliable and prompt service to their customers in Southeastern Pennsylvania. The company specializes in a wide array of services, including plumbing repairs, HVAC installations, and maintenance, catering to both residential and commercial clients. Their technicians undergo continuous training to ensure they are well-versed in the latest technologies and methods, which enhances their ability to deliver effective solutions. Mattioni also emphasizes customer satisfaction through transparent pricing and a commitment to quality service, making them a notable player in the plumbing industry.

3. Mattioni Plumbing, Heating & Cooling

• Website: callmattioni.com
• Ownership type: Family Owned
• Headquarters: Downingtown, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1948
• Headcount: 51-200
• LinkedIn: mattioni-pch

Mattioni Plumbing, Heating & Cooling, established in 1948, is a family-owned service provider based in Downingtown, Pennsylvania. The company specializes in plumbing and HVAC solutions, catering to both residential and commercial clients across Southeastern Pennsylvania. With a workforce of 51-200 employees, Mattioni offers a comprehensive range of services, including installation, repair, and maintenance of heating, cooling, and plumbing systems. Their commitment to customer satisfaction is evident in their 24/7 emergency service and same-day repairs. Mattioni also invests in ongoing training for their technicians, ensuring they are equipped with the latest knowledge and skills to address various plumbing and HVAC challenges. The company has built a strong reputation in the community, supported by positive customer reviews and a focus on transparent pricing. They also engage in community involvement and offer financing options to make their services accessible to a broader audience.

4. Wm. Henderson Plumbing Heating and Cooling

• Website: wmhendersoninc.com
• Ownership type: Private
• Headquarters: Broomall, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1977
• Headcount: 51-200
• LinkedIn: wmhendersoninc

Wm. Henderson Plumbing Heating and Cooling, based in Broomall, Pennsylvania, has been a fixture in the plumbing and HVAC industry since its inception in 1977. The company specializes in a wide array of services, including plumbing repairs, heating and cooling installations, and electrical work. They cater to both residential and commercial clients, ensuring that essential systems function safely and efficiently. With a workforce of 51-200 employees, Wm. Henderson emphasizes customer satisfaction and offers 24/7 emergency services, reflecting their commitment to addressing urgent needs. Their service areas include Delaware County, Chester County, and the Main Line, showcasing their local expertise and community involvement. The company has also expanded its offerings through a partnership with Farryn Electric, enhancing their electrical service capabilities. This strategic move indicates their adaptability and willingness to grow within the industry.

5. TUDI Mechanical Systems, Inc.

• Website: tudi.com
• Ownership type: Private
• Headquarters: Mckees Rocks, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1987
• Headcount: 51-200
• LinkedIn: tudi-mechanical-systems-inc.

TUDI Mechanical Systems, Inc. is a mechanical services company based in McKees Rocks, Pennsylvania, with a secondary location in Tampa, Florida. Founded in 1987, TUDI has built a reputation for delivering reliable HVAC, plumbing, and electrical services to both residential and commercial clients. With a workforce of approximately 145 employees, the company emphasizes comfort and efficiency in its service delivery. TUDI's offerings include installation, maintenance, and repair services, which are crucial for the operational integrity of plumbing systems. Their commitment to customer satisfaction is evident in their approach to service, where they prioritize understanding client needs and providing tailored solutions. Over the years, TUDI has established itself as a trusted provider in the Pittsburgh and Tampa markets, focusing on building long-term relationships with clients and ensuring high-quality service.

6. Haller Enterprises

• Website: askhaller.com
• Ownership type: Private
• Headquarters: Lititz, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1981
• Headcount: 201-500
• LinkedIn: haller-enterprises-inc-

Haller Enterprises, based in Lititz, Pennsylvania, has been a prominent service provider since its inception in 1981. Specializing in HVAC, plumbing, and electrical services, the company caters to both residential and commercial customers across central and eastern Pennsylvania. Haller Enterprises offers a comprehensive suite of services, including installation, repair, and maintenance, ensuring that systems operate efficiently and safely. Their plumbing services cover a wide array of needs, from emergency plumbing and water heater installation to sewer services and drain cleaning. The company prides itself on its commitment to customer satisfaction, offering 24/7 emergency services and various maintenance plans. With a workforce of 201-500 employees, Haller has built a reputation for quality service and community involvement, making it a notable player in the plumbing industry.

7. Zoom Drain Franchise

• Website: zoomdrain.com
• Ownership type: Private Equity
• Headquarters: Plymouth Meeting, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: June 2021
• Founded year: 1995
• Headcount: 51-200
• LinkedIn: zoom-drain-%26-sewer-service

Zoom Drain Franchise, founded in 1995 and based in Plymouth Meeting, Pennsylvania, is a private equity-owned company that specializes in drain and sewer services. With a workforce of approximately 166 employees, Zoom Drain provides a wide array of plumbing solutions tailored for both residential and commercial customers. Their services include drain cleaning, sewer inspections, and maintenance programs, all aimed at addressing common plumbing issues such as clogs and backups. The company operates through local branches, ensuring prompt service delivery and a focus on customer satisfaction. Zoom Drain has been actively expanding its footprint, with numerous new locations opening across the United States, which reflects their commitment to meeting the growing demands of the plumbing industry. Their emphasis on advanced technology and customer care further solidifies their position as a relevant player in the commercial plumbing market.

8. All Pro Plumbing

• Website: allproplumbingpa.com
• Ownership type: Family Owned
• Headquarters: Bethel Park, Pennsylvania, United States (USA)
• Founded year: 2006
• Headcount: 1-10
• LinkedIn: all-pro-plumbing

All Pro Plumbing, founded in 2006 by John Oakes, is a family-owned plumbing and HVAC service provider based in Bethel Park, Pennsylvania. The company has grown from its humble beginnings as a home-based business to a trusted name in the local community, employing a dedicated team of professionals. All Pro Plumbing specializes in a comprehensive range of services, including plumbing repairs, installations, and maintenance, as well as HVAC solutions. They cater to both residential and commercial clients, ensuring that they meet the unique needs of businesses in the area. Their commitment to customer satisfaction is evident in their transparent pricing and 24/7 emergency services, which are crucial for commercial operations that cannot afford downtime. All Pro Plumbing has established a reputation for reliability and quality, making them a significant player in the local plumbing industry.

9. Oliver Heating, Cooling, Plumbing & Electrical

• Website: oliverheatcool.com
• Ownership type: Family Owned
• Headquarters: Morton, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1971
• Headcount: 201-500
• LinkedIn: j.m.-oliver-inc.

Oliver Heating, Cooling, Plumbing & Electrical, based in Morton, Pennsylvania, has been serving the Delaware Valley since 1971. This family-owned company specializes in a broad spectrum of services, including plumbing, heating, cooling, and electrical work. They cater to both residential and commercial clients, ensuring that systems operate efficiently and safely. Oliver is committed to delivering high-quality service, as evidenced by their multiple HVAC certifications and awards. Their technicians are trained to handle various plumbing issues, from routine repairs to complex installations. The company also offers maintenance plans to help prevent unexpected problems, showcasing their proactive approach to customer service. With a strong emphasis on customer satisfaction, Oliver has built a reputation for reliability and professionalism in the industry.

10. Remco Inc.

• Website: remcopa.com
• Ownership type: Private
• Headquarters: Mechanicsburg, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 94%, Egypt 5%, Other 1%
• Founded year: 1977
• Headcount: 501-1000
• LinkedIn: remco-inc.

Remco Inc., founded in 1977 and based in Mechanicsburg, Pennsylvania, is an employee-owned service company that provides a comprehensive suite of mechanical solutions. With a workforce exceeding 700 trained professionals, Remco specializes in commercial refrigeration, HVAC, plumbing, electrical services, and facility management. The company operates a fleet of over 500 service vehicles from multiple locations, serving clients across the mid-Atlantic region, including states like Pennsylvania, Maryland, and Virginia. Remco's plumbing division is particularly notable, offering extensive services that include the installation and repair of commercial plumbing systems, gas line services, and specialized drainage systems. Their commitment to customer service is evident through their 24/7 emergency response capabilities, ensuring that they can address urgent plumbing issues promptly. Remco's employee ownership model fosters a culture of accountability and dedication, which is reflected in their operational philosophy and service delivery.

11. M&M Mechanical LLC

• Website: mmmech.net
• Ownership type: Private
• Headquarters: Fleetwood, Pennsylvania, United States (USA)
• Founded year: 1997
• Headcount: 11-50
• LinkedIn: m%26m-mechanical-llc

M&M Mechanical LLC, based in Fleetwood, Pennsylvania, has been providing HVAC and plumbing solutions since its establishment in 1997. With a workforce of 11 to 50 employees, the company caters to both residential and commercial clients, focusing primarily on the Berks County area. Their service portfolio includes installation, repair, and maintenance of heating, cooling, and plumbing systems. M&M Mechanical emphasizes customer satisfaction, offering tailored solutions to meet specific client needs. The company is equipped to handle a variety of plumbing tasks, from routine maintenance to emergency repairs, ensuring that businesses can operate smoothly without plumbing disruptions. Their commitment to quality service is evident in their operational practices and customer feedback, which highlights their reliability and professionalism in the industry.

12. Cooper Mechanical, Inc.

• Website: coopermech.com
• Ownership type: Family Owned
• Headquarters: Ottsville, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1976
• Headcount: 51-200
• LinkedIn: cooper-mechanical-inc.

Cooper Mechanical, Inc. is a family-owned HVAC contractor and plumbing service provider based in Ottsville, Pennsylvania. Founded in 1976, the company has built a reputation for delivering quality installation, repair, and maintenance services for heating, cooling, and plumbing systems. They cater primarily to residential and light commercial customers, emphasizing customer satisfaction and reliability. Cooper Mechanical offers a variety of plumbing services, including new construction plumbing, plumbing for remodels, and emergency repairs. Their team of experienced technicians is known for their professionalism and commitment to maintaining high standards in service delivery. Additionally, the company operates a retail showroom that features plumbing fixtures and a parts counter, further supporting their service offerings. Cooper Mechanical has been active in the industry for over four decades, showcasing their stability and expertise in the field.

13. McLoughlin Plumbing, Heating, & Cooling

• Website: mcloughlinphc.com
• Ownership type: Private
• Headquarters: Upper Darby, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1964
• Headcount: 11-50
• LinkedIn: mcloughlin-plumbing-%26-heating-co-

McLoughlin Plumbing, Heating, & Cooling, based in Upper Darby, Pennsylvania, has been serving the community since 1964. This family-operated business specializes in plumbing and HVAC solutions, offering installation, repair, and maintenance services. Their expertise covers a wide array of plumbing needs, including drain cleaning, leak detection, and water heater services, as well as HVAC systems like heating, cooling, and indoor air quality solutions. McLoughlin is dedicated to customer comfort and satisfaction, which is reflected in their 24/7 emergency service and various maintenance plans. The company actively participates in community initiatives, supporting local sports teams and charitable organizations, which strengthens their ties to the area they serve. Their commitment to quality and reliability positions them as a trusted service provider in the plumbing and HVAC industry.

14. Derman Associates

• Website: dermanassociates.com
• Ownership type: Private
• Headquarters: Wilkes-Barre, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: derman-associates

Derman Associates, based in Wilkes-Barre, Pennsylvania, is a private service company that specializes in commercial plumbing and HVAC solutions. Founded in 2008, the company has built a solid reputation for delivering high-quality installation, maintenance, and repair services to a variety of businesses. With a team of experienced professionals, Derman Associates focuses on ensuring efficient and reliable systems for its clients. The company emphasizes safety training and project management, which are critical in the commercial sector. Their portfolio includes a range of projects across different industries, showcasing their capability to handle complex plumbing and HVAC needs. Derman Associates is committed to fostering a collaborative environment, valuing both client relationships and employee development, which contributes to their ongoing success in the industry.

15. Landis Mechanical Group, Inc. (LMG)

• Website: landismechanical.com
• Ownership type: Private
• Headquarters: Reading, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1985
• Headcount: 11-50
• LinkedIn: landis-mechanical-group-inc

Landis Mechanical Group, Inc. (LMG), based in Reading, Pennsylvania, has been a prominent service provider in the plumbing, HVAC, and refrigeration sectors since its inception in 1985. With a workforce of 26 skilled employees, LMG specializes in serving commercial and industrial clients, offering a comprehensive range of services that include installation, maintenance, and emergency repairs. The company prides itself on its quality workmanship and employs both traditional mechanical skills and modern diagnostic tools to ensure efficient service delivery. LMG is recognized as an ASME Code-Certified Weld Shop, allowing them to handle high-pressure and high-temperature jobs. Their technicians undergo rigorous training to stay updated with the latest technologies and maintain their certifications. LMG also provides full Design/Build services, in-house engineering, and permitting, catering to the specific needs of their clients. Their commitment to safety, quality, and customer satisfaction is evident in their extended service warranty agreements and 24/7 emergency response capabilities. LMG serves various industries, including food and beverage, medical and healthcare, and other commercial and industrial sectors.

16. Goodco Mechanical, INC.

• Website: goodcoinc.com
• Ownership type: Private
• Headquarters: College Township, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 51-200
• LinkedIn: goodco-mechanical-inc.

Goodco Mechanical, INC., established in 2008 and based in College Township, Pennsylvania, is a private service company that specializes in HVAC and plumbing solutions. With a workforce of approximately 21 employees, the company has carved out a niche in the Central Pennsylvania market, providing installation, maintenance, and repair services for both residential and commercial clients. Founded by Scott Good, who brings nearly 40 years of industry experience, Goodco Mechanical has expanded its operations to serve a variety of local communities, including State College and Altoona. The company prides itself on its customer-centric approach, aiming to create a positive experience that encourages repeat business. Their service offerings include plumbing repairs, home plumbing inspections, and a range of HVAC solutions, making them a comprehensive provider in the mechanical contracting space.

17. Vision Mechanical, Inc.

• Website: visionmechanical.com
• Ownership type: Private
• Headquarters: Reading, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2000
• Headcount: 11-50
• LinkedIn: vision-mechanical-inc

Vision Mechanical, Inc. is a mechanical contractor based in Reading, Pennsylvania, specializing in plumbing, heating, and cooling services. Established in 2000, the company has built a reputation for delivering high-quality services to contractors and businesses in the construction sector. With a workforce of 11-50 employees, Vision Mechanical emphasizes the importance of skilled labor, requiring team members to complete a four-year apprenticeship program. This commitment to training ensures that their plumbing projects are executed safely and effectively. Recently, Vision Mechanical expanded its capabilities through the acquisition of AP Merkel, Inc., a company with over 160 years of experience in plumbing and HVAC services. This strategic move positions Vision Mechanical for growth and allows them to offer enhanced services to their clients. Their project portfolio includes significant work in healthcare and educational facilities, reflecting their expertise and reliability in the commercial plumbing market.

18. JK Mechanical, Inc.

• Website: jkmechanical.com
• Ownership type: Family Owned
• Headquarters: Willow Street, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1979
• Headcount: 51-200
• LinkedIn: jk-mechanical-inc-

JK Mechanical, Inc., based in Willow Street, Pennsylvania, has been serving the community since 1979. This family-owned company specializes in HVAC, plumbing, and electrical services, catering to both residential and commercial clients. With a workforce of 58 employees, JK Mechanical emphasizes customer satisfaction and reliability in their service delivery. They provide a comprehensive range of plumbing services, including faucet repairs, water heaters, and well pump replacements, which are crucial for maintaining commercial facilities. Their operational focus extends across Lancaster County and surrounding areas, showcasing their commitment to the local community. JK Mechanical also participates in ongoing training and development for their technicians, ensuring they remain knowledgeable about the latest industry standards and technologies. This dedication to quality service positions them as a relevant player in the commercial plumbing sector.

19. Vertex Mechanical Inc

• Website: vertex-mechanical.com
• Ownership type: Private
• Headquarters: Stevens, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2002
• Headcount: 11-50
• LinkedIn: vertex-mechanical

Vertex Mechanical Inc, based in Stevens, Pennsylvania, is a private service company founded in 2002. With a workforce of 11 to 50 employees, they specialize in HVAC, plumbing, and electrical services. Their offerings include furnace repair, water heater services, and a full suite of commercial plumbing solutions. Vertex Mechanical caters to both homeowners and businesses, ensuring reliable mechanical services that maintain comfort and functionality. Their commercial plumbing services cover a range of needs, from routine maintenance to emergency repairs, demonstrating their capability to support business operations effectively. The company prides itself on its local roots and community involvement, which fosters trust and loyalty among its clientele. They have not reported any funding, indicating a self-sustaining business model that relies on service excellence and customer satisfaction.

20. J & J Heating and Cooling, Inc.

• Website: jandj.net
• Ownership type: Private
• Headquarters: Lancaster, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1968
• Headcount: 11-50
• LinkedIn: j-j-heating-and-cooling-inc

J & J Heating and Cooling, Inc. is a service-oriented company based in Lancaster, Pennsylvania, specializing in HVAC and plumbing solutions. Founded in 1968, the company has built a reputation for reliability and expertise in both residential and commercial sectors. With a workforce of approximately 33 employees, J & J Heating and Cooling offers a wide array of services, including installation, repair, and maintenance of heating and cooling systems, as well as comprehensive plumbing services. Their commercial offerings include plumbing and HVAC services, design/build projects, and duct fabrication, catering to the needs of property managers and business owners. The company prides itself on its customer-centric approach, providing same-day emergency services and financing options to ensure accessibility for all clients. With over 50 years of experience, J & J Heating and Cooling has established itself as a trusted contractor in the Lancaster area, serving both homeowners and commercial property managers with efficiency and professionalism.

21. Ressler & Mateer

• Website: resslermateer.com
• Ownership type: Family Owned
• Headquarters: Brownstown, Pennsylvania, United States (USA)
• Founded year: 1970
• Headcount: 11-50
• LinkedIn: ressler-%26mateer

Ressler & Mateer is a family-owned service company based in Brownstown, Pennsylvania, founded in 1970. With a workforce of 11 to 50 employees, they specialize in HVAC and plumbing solutions, catering to both residential and commercial clients. The company offers a comprehensive range of services, including heating, air conditioning, plumbing repairs, and commercial plumbing services. They are dedicated to quality service and customer satisfaction, operating primarily in the Harrisburg, Lancaster, Lebanon, Reading, West Chester, and York areas. Ressler & Mateer is also recognized as a Carrier dealer, which highlights their commitment to providing high-quality HVAC products. Their focus on community service and customer care has helped them build a solid reputation in the industry, making them a reliable choice for plumbing and HVAC needs.

22. Charles A Klein

• Website: caklein.com
• Ownership type: Private
• Headquarters: Philadelphia, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1975
• Headcount: 1-10
• LinkedIn: charles-a-klein

Charles A. Klein and Sons, founded in 1975, is a private service company based in Sykesville, Maryland. The firm specializes in HVAC and plumbing solutions, providing a comprehensive suite of services that includes installation, maintenance, and emergency repairs. They cater to both residential and commercial clients across the Mid-Atlantic region, including Maryland, Delaware, Pennsylvania, Virginia, West Virginia, New Jersey, and Washington D.C. With a dedicated team of trained professionals, Charles A. Klein ensures that projects are completed efficiently and effectively, from initial planning to final maintenance. Their commitment to quality service has allowed them to serve thousands of households and businesses over the years, solidifying their presence in the plumbing and HVAC industry.

23. HB McClure Company

• Website: hbmcclure.com
• Ownership type: Private
• Headquarters: Harrisburg, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1914
• Headcount: 1001-5000
• LinkedIn: hb-mcclure-company

HB McClure Company, founded in 1914 and based in Harrisburg, Pennsylvania, is an employee-owned service provider specializing in HVAC, plumbing, and electrical services. The company serves both residential and commercial customers throughout Central Pennsylvania. With a focus on quality service and customer satisfaction, HB McClure has built a reputation for reliability and expertise in the industry. Their plumbing services include essential offerings such as drain clearing and maintenance, which are vital for commercial establishments. The company prides itself on its commitment to community and service excellence, ensuring that their team is dedicated to meeting the needs of their clients. HB McClure's extensive experience and comprehensive service portfolio position them as a significant player in the plumbing sector.

Commercial Plumbing Insights: Key Companies in Pennsylvania

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