Quick Comparison
| Firm | Founded / Tenure & Credentials | Services & Specialties | Geographic Focus |
|---|---|---|---|
| Max Sr & Paul Schoenwalder Plumbing, Heating and Air Conditioning | 1912 (Max Schoenwalder Sr founder, originally Newark NJ; relocated to Union NJ 1919); four Schoenwalder generations; current generation Gayle Schoenwalder (joined 1982) | NJ Master Plumber #9645 and #11181; NJ HVACR #1674 and #3572; BBB Accredited | 464 Chestnut Street Union NJ base; Newark plus Union County and Essex County coverage |
| Pruzansky Plumbing | 1910 (Harry Pruzansky founder lineage); current President and owner Mitchell Leibowitz; multi-decade ownership-line continuity | NJ Master Plumber, BBB Accredited | Passaic NJ base; northern NJ statewide service including Newark, Essex County, Bergen, Passaic, Hudson |
| Aladdin Plumbing & Mechanical | 1995 (Amer Aladdin founder); family owned and operated; current President Amer Aladdin | NJ Master Plumber #36BI01117400, BBB Accredited | 19 Vreeland Street Lodi NJ base; Newark plus Bergen, Essex, Hudson, Passaic counties |
| Dawson Mechanical Contracting, LLC | 2000s era founder lineage (over 20 years operating tenure); current President and owner David Weinfeldt | NJ Master Plumber #11772 (LMP David A. Weinfeldt); BBB Accredited | 149 Hickory Tavern Road Gillette NJ base; Newark plus Essex, Union, Hudson counties |
1. Max Sr & Paul Schoenwalder Plumbing, Heating and Air Conditioning, A Corp.
- Address: 464 Chestnut Street, Union, NJ 07083 (founded in Newark 1912; relocated to Union 1919)
- Phone: (908) 686-0001
- Founder: Max Schoenwalder Sr (German immigrant; founded firm in Newark NJ 1912; moved family and business to Union NJ 1919); after Max’s death in 1968 the firm passed to Paul Schoenwalder Sr; then to Paul Schoenwalder Jr; Paul Jr’s daughter Gayle Schoenwalder joined 1982; four Schoenwalder generations
- Operating Since: 1912 (114 years; among the oldest continuously operating family-owned plumbing firms in New Jersey)
- License: NJ Master Plumber #9645 and #11181; NJ HVACR #1674 and #3572; BBB Accredited
- Service area: Newark plus Union, Springfield, Maplewood, Millburn, Short Hills, Summit, Westfield, Cranford, Roselle, Roselle Park, Linden, Elizabeth, Hillside, Irvington, South Orange, West Orange, East Orange, Bloomfield, Montclair, Verona, Caldwell
- Website: schoenwaldercorp.com
114 Years of Continuous Schoenwalder Family Operation
Max Schoenwalder Sr founded the firm in Newark, New Jersey in 1912 after immigrating from Germany. In 1919, he moved the family and the business to Union, New Jersey, when the township still had dirt roads, no running water, and no street lights. After Max’s death in 1968, his son Paul Schoenwalder Sr took over the business. Paul Sr’s son Paul Schoenwalder Jr later assumed leadership. Paul Jr’s daughter Gayle Schoenwalder joined in 1982, marking four Schoenwalder generations serving Union Township and the surrounding Essex and Union County markets.
Newark Founding Heritage Plus Union County Operating Base
The firm’s Newark NJ founding heritage supports the four-generation Schoenwalder operating tenure. The 464 Chestnut Street Union headquarters brings dispatch within across Union and Essex counties. Service extends through Newark proper plus Springfield, Maplewood, Millburn, Short Hills, Summit, Westfield, Cranford, Linden, Elizabeth, and the Oranges (East Orange, West Orange, South Orange). Max Schoenwalder Sr served on the Union Township Committee for nine years and held the mayor seat from 1932 to 1933, underpinning the firm’s civic position in the local market.
NJ Master Plumber #9645 and #11181 Plus Multi-License Credentialing
Schoenwalder Plumbing operates under two NJ Master Plumber licenses (#9645 and #11181) plus two NJ HVACR licenses (#1674 and #3572). New Jersey plumbing licensing runs through the State Board of Examiners of Master Plumbers under the NJ Division of Consumer Affairs. Multi-license credentialing supports unified plumbing-and-HVAC service across Union and Essex counties. BBB Accreditation provides third-party reputation verification.
2. Pruzansky Plumbing
- Address: Passaic, NJ (northern NJ statewide service including Newark)
- Phone: (973) 779-7777
- Founder: Harry Pruzansky founder lineage 1910; current President and owner Mitchell Leibowitz; multi-decade ownership-line continuity
- Operating Since: 1910 (116 years)
- License: NJ Master Plumber; BBB Accredited
- Service area: Newark plus Essex, Passaic, Bergen, Hudson, Union, Morris counties; northern NJ regional service across plumbing, heating, air conditioning, generator, and drain cleaning
- Website: pruzansky.com
116 Years of Continuous Pruzansky Heritage
Pruzansky Plumbing was established in 1910. Harry Pruzansky’s founder lineage seeded what would become a multi-decade family-and-successor operating tenure. The firm has earned recognition as one of the premier plumbing, heating, air conditioning, generator, and drain cleaning operators in northern New Jersey. Mitchell Leibowitz currently serves as President and owner, continuing the firm’s continuous operating tenure since 1910.
Passaic NJ Base With Newark and Northern NJ Reach
Pruzansky operates from a Passaic, NJ base. The position opens rapid dispatch coverage across northern New Jersey including Newark, Essex County, Passaic County, Bergen County, Hudson County, Union County, and Morris County. Service depth includes plumbing, heating, air conditioning, generator installation, and drain cleaning across residential and commercial markets. Multi-trade service depth supports unified northern NJ project work spanning the Newark metro footprint.
NJ Master Plumber Compliance Across 116 Years
Pruzansky Plumbing operates under New Jersey Master Plumber credentialing through the State Board of Examiners of Master Plumbers. The 116-year operating history plus continuous NJ Master Plumber credentialing supports a verifiable long-tenure compliance record. BBB Accreditation provides third-party reputation verification.
3. Aladdin Plumbing & Mechanical
- Address: 19 Vreeland Street, Lodi, NJ 07644
- Phone: (973) 458-9300
- Founder: Amer Aladdin founder; current President Amer Aladdin; family owned and operated
- Operating Since: 1995 (31 years)
- License: NJ Master Plumber #36BI01117400; BBB Accredited
- Service area: Newark plus Bergen County (Lodi, Hackensack, Rutherford, Garfield, Wallington, Wood-Ridge), Essex County (Newark, East Orange, Irvington, Belleville, Bloomfield), Hudson County (Jersey City, Bayonne, Hoboken, Union City, North Bergen), Passaic County (Passaic, Clifton, Paterson)
- Website: aladdinplumbing.com
31 Years of Family-Owned Aladdin Operation
Amer Aladdin founded Aladdin Plumbing & Mechanical in 1995 in Lodi, New Jersey. Across 31 years of continuous family ownership, the firm has built a multi-county northern NJ working radius covering Bergen, Essex, Hudson, and Passaic counties. The firm operates as an independent locally-owned plumber outside the national rollup pattern.
Lodi NJ Base With Multi-County Northern NJ Reach
The 19 Vreeland Street Lodi headquarters speeds dispatch reach across the northern NJ metro footprint. Service extends through Bergen County (Lodi, Hackensack, Rutherford, Garfield, Wallington, Wood-Ridge) plus Essex County. Essex County coverage includes Newark proper plus East Orange, Irvington, Belleville, and Bloomfield. Hudson County coverage spans Jersey City, Bayonne, Hoboken, Union City, and North Bergen. Passaic County coverage extends through Passaic, Clifton, and Paterson. Multi-county service depth supports unified Newark-area project work across the four-county northern NJ corridor.
NJ Master Plumber #36BI01117400 Plus Multi-Service Credentialing
Aladdin Plumbing & Mechanical operates under NJ Master Plumber license #36BI01117400 issued by the State Board of Examiners of Master Plumbers. The firm provides plumbing, heating, and mechanical services across the northern NJ metro footprint. BBB Accreditation provides third-party reputation verification. Continuous 1995-2026 family ownership supports a verifiable 31-year operating tenure.
4. Dawson Mechanical Contracting, LLC
- Address: 149 Hickory Tavern Road, Gillette, NJ 07922
- Phone: (908) 753-3373
- Founder: Founder lineage spans 20+ years operating tenure; current President and owner David Weinfeldt (NJ LMP #11772)
- Operating Since: 2000s era (over 20 years)
- License: NJ Master Plumber #11772 (LMP David A. Weinfeldt); BBB Accredited
- Service area: Newark plus Essex County (Newark, East Orange, Bloomfield, Montclair, Maplewood), Union County (Elizabeth, Westfield, Cranford, Summit), Hudson County (Jersey City, Bayonne, Hoboken), Middlesex County (East Brunswick, Edison, New Brunswick), Morris County
- Website: dawsonmechanical.com
Two Decades of Family-Owned Dawson Operation
Dawson Mechanical Contracting has operated for over 20 years in the plumbing, heating, and air conditioning services field. David Weinfeldt currently serves as President and owner, holding NJ Master Plumber license #11772. The firm operates as a family business focused on residential and commercial plumbing across northern and central New Jersey.
Gillette NJ Base With Newark and Multi-County Reach
The 149 Hickory Tavern Road Gillette headquarters enables rapid dispatch across the Essex, Union, Hudson, Middlesex, and Morris county footprint. Service extends through Newark plus East Orange, Bloomfield, Montclair, Maplewood, Elizabeth, Westfield, Cranford, Summit, Jersey City, Bayonne, Hoboken, East Brunswick, Edison, and New Brunswick. The firm offers residential plus commercial plumbing service depth.
NJ Master Plumber #11772 Plus 20-Year Operating Record
Dawson Mechanical operates under NJ Master Plumber license #11772 registered to David A. Weinfeldt. NJ Master Plumber credentialing requires 4 years apprentice plus 1 year journeyman experience plus passing the Master exam administered by the State Board of Examiners of Master Plumbers. BBB Accreditation provides third-party reputation verification.
Reference Notes
New Jersey plumbing licensing runs through the State Board of Examiners of Master Plumbers under the NJ Division of Consumer Affairs. The Board issues Master Plumber credentials through sequentially numbered records. Verification runs through the NJ Division of Consumer Affairs license search portal (master plumber license requirements include age 21, a $3,000 bond, 4 years of apprentice experience plus 1 year journeyman experience, and passing the Master exam. The Board offices sit at 124 Halsey Street, 6th Floor, Newark, NJ 07101. The City of Newark Department of Engineering issues building permits within Newark city limits. Newark Department of Water and Sewer Utilities handles water service connections plus annual backflow-prevention testing.
Newark-area residential housing reflects more than 250 years of construction. Pre-1850 housing remains in the Ironbound, Forest Hill, and the historic downtown core. The 1850-1920 streetcar-suburb expansion built out Forest Hill, Roseville, Vailsburg, Weequahic, Clinton Hill, Lower Broadway, North Newark, and the Ironbound. Pre-war Tudor-revival, Colonial-revival, and brownstone housing filled out 1900-1940 across Forest Hill, Vailsburg, Weequahic, and the Clinton Hill district. Postwar tract construction built out the Ironbound expansion, North Newark, and outer Essex County through 1945-1980. The 1980s-2000s drove the Ironbound Portuguese-and-Brazilian commercial-and-residential expansion. Cast-iron drain stacks, galvanized supply piping, lead service lines, steam-and-radiator boilers, and freeze-prone winter considerations shape recurring service categories across the dense urban housing stock.
The four firms profiled cover four positions on the Newark market arc. Schoenwalder Plumbing leads tenure with four Schoenwalder family generations since Max Schoenwalder Sr’s 1912 Newark founding (relocated to Union 1919). The firm holds NJ Master Plumber licenses #9645 and #11181 plus HVACR licenses #1674 and #3572. Pruzansky Plumbing follows with 116 years of continuous operation since 1910, currently led by Mitchell Leibowitz from a Passaic NJ base serving Newark and northern NJ. Aladdin Plumbing & Mechanical brings 31 years of family ownership since Amer Aladdin’s 1995 founding from a Lodi NJ base, supported by NJ Master Plumber license #36BI01117400. Dawson Mechanical Contracting runs over 20 years of operation under President David Weinfeldt (NJ LMP #11772) from a Gillette NJ base.
Verification paths run through the NJ Division of Consumer Affairs license search, BBB New Jersey listings, the NJ Council of Master Plumbers directory, and the City of Newark Department of Engineering contractor records. Pre-1900 Forest Hill and Ironbound housing tilts toward Schoenwalder’s 114-year operating depth. Northern NJ regional service across plumbing-and-HVAC fits Pruzansky. Multi-county Bergen-Essex-Hudson-Passaic service fits Aladdin Plumbing & Mechanical. Two-decade Newark-and-northern-NJ residential and commercial service fits Dawson Mechanical. National rollup brands operating in northern NJ (Authority Brands’ Benjamin Franklin Plumbing, Neighborly’s Mr. Rooter, Service Experts, Roto-Rooter, Wrench Group, Redwood Services, Master Trades Group, ARS, Apex Service Partners) sit outside the four-firm independent profile.
Selection Methodology
Selection follows four criteria. First, continuous family ownership or founder-operator continuity outside the national rollup pattern. Second, verifiable NJ Master Plumber license cross-checked through the NJ Division of Consumer Affairs license search. Third, BBB Accreditation or equivalent third-party rating. Fourth, minimum 10-year continuous operating tenure with documented Newark service coverage. Firms acquired by national franchise networks (Authority Brands’ Benjamin Franklin Plumbing, Neighborly’s Mr. Rooter, Service Experts, Roto-Rooter, Wrench Group, Redwood Services, Master Trades Group, ARS) are excluded.
Frequently Asked Questions
How do I verify a Newark plumber’s license?
Use the NJ Division of Consumer Affairs license search portal. Search by license number or business name. Confirm active NJ Master Plumber status, bonding, and insurance before authorizing work. Contact the State Board of Examiners of Master Plumbers at (973) 504-6420 for verification questions.
What credentials should a Newark plumber hold?
At minimum: NJ Master Plumber credential plus general liability insurance and workers’ compensation coverage. New Jersey requires a $3,000 bond plus 4 years apprentice plus 1 year journeyman experience for Master Plumber licensure. Specialty work (gas line, backflow prevention, fire sprinkler, sewer lateral, boiler service) may require additional credential layers.
How can I tell if a Newark plumber is locally owned versus a national rollup?
Check ownership disclosures and acquisition history. National franchise brands typically operate under parent-company branding. Search the firm name plus “acquired” or “parent company” to surface ownership structure. The four firms in this directory all run as independent locally-owned operators.
When should I call an emergency plumber in Newark?
Burst pipes, sewer backups, gas leaks, no-water events, frozen-pipe events, and water heater failures justify after-hours dispatch. Cold winter snaps drive freeze-burst pipe demand across northern New Jersey. Each firm in this directory offers either 24/7 emergency service or structured after-hours response.
Editorial Note
Compiled by the editorial team. Firm details cross-verified through state license databases, BBB business profiles, and firm-published websites where available. License numbers should be re-verified through the NJ Division of Consumer Affairs license search before authorizing work. Information current as of the date below; firm details may change without notice. Last updated: 2026-05-10.