Quick Comparison
| Firm | Founded / Tenure & Credentials | Services & Specialties | Geographic Focus |
|---|---|---|---|
| Warrior Plumbing & Heating | 1935 (originally Wallis Plumbing); five Goldsmith generations | MD Master Plumber/Gasfitter MP10770, MHIC #117450, EPA Lead Paint Removal NAT-F202010-1, Maryland Veteran-Owned Small Business Enterprise (VSBE) | Roland Avenue base in Baltimore City; Baltimore County, Cockeysville, Lutherville-Timonium, Towson, Parkville, Owings Mills |
| Saffer Plumbing | 1940s (John W. Kaiser, Arizona Avenue origin); four-generation Kaiser-Saffer family | MD Master Plumber, MHIC, BBB Accredited (per Better Business Bureau Greater Maryland) | Harford Road base in Baltimore City (21214); Baltimore County, Howard County, Harford County |
| Ensor Plumbing | 1961 (third-generation, woman-owned and family-operated) | MD Master Plumber #7565, MHIC, BBB Accredited | Monkton headquarters (Baltimore County); Baltimore City, Owings Mills, Cockeysville, Towson, Bel Air, Columbia, Ellicott City, Pikesville, Westminster |
| Abbott's Plumbing | Family-owned and operated under Tim Feldman, President; multi-decade Baltimore-metro operating tenure | MHIC #45944, MD Master Plumber, BBB Accredited | Elkridge headquarters; Baltimore City, Baltimore County, Harford County, Howard County, Halethorpe, Perry Hall, Columbia |
1. Warrior Plumbing & Heating
- Address: 4123 Roland Avenue, Baltimore, MD 21211
- Phone: (443) 967-3736
- Founder: Phillip Goldsmith (founded 1935 as Wallis Plumbing); current ownership Brent Edward Goldsmith, Brent Ryan Goldsmith, and Collin Goldsmith (Partners)
- Operating Since: 1935 (91 years); five Goldsmith generations of plumbers, with sixth generation in active progression
- License: MD Master Plumber/Gasfitter MP10770; MHIC #117450; EPA Lead Paint Removal Certification NAT-F202010-1
- Service area: Baltimore City, Baltimore County, Cockeysville, Lutherville-Timonium, Towson, Parkville, Owings Mills, Hampden, Roland Park, Mount Washington, Charles Village, Federal Hill, Canton, Fells Point, Bolton Hill, Mount Vernon, Reservoir Hill
- Website: warriorplumbing.com
Five-Generation Goldsmith Family Plumbing Lineage
Warrior Plumbing & Heating traces its origins to 1935, when Phillip Goldsmith founded the operation under the original name Wallis Plumbing. Across the 91-year operating history, the Goldsmith family has carried plumbing-trade ownership and field practice across five continuous generations, with current partner ownership held by Brent Edward Goldsmith, Brent Ryan Goldsmith, and Collin Goldsmith. The Roland Avenue headquarters in the Hampden/Roland Park section of Baltimore City has secured the operation across multiple generational handoffs, and the firm states an active sixth-generation progression underway, which would extend the family operating continuity past the 100-year mark in the coming years. Five-generation operating tenure in the residential plumbing trade is uncommon nationally and operates as a substantial differentiation versus newer Baltimore-market entrants and versus regional consolidators that have acquired previously-independent local plumbing brands. The Goldsmith family has not sold the operation to a private-equity rollup or a national home-services aggregator, and the Roland Avenue address reflects continuous Baltimore City presence across the entire firm history.
Baltimore Pre-War Rowhouse Specialization and Cast-Iron Drain Work
Baltimore’s residential housing stock is dominated by attached brick rowhouses built primarily between 1880 and 1930, producing a standing inventory of marble-stoop rowhouses, formstone-clad rowhouses, and Federal-period townhouses concentrated heavily in Federal Hill, Canton, Fells Point, Bolton Hill, Mount Vernon, Hampden, Charles Village, and Reservoir Hill. The plumbing systems originally installed in this housing stock used cast-iron drain stacks running through party walls, galvanized supply piping, and lead service connections from Baltimore City Department of Public Works mains. Many of those original installations remain partially in service today. Warrior Plumbing & Heating’s work tilts toward the diagnostic and repair categories that this rowhouse stock generates: cast-iron stack repair and replacement (with the added complication of party-wall stack runs that may serve adjacent rowhouse units), galvanized-pipe-to-copper or galvanized-to-PEX conversions, lead service line replacement coordinated with Baltimore City DPW programs, and steam-and-radiator boiler service in pre-war housing. The firm’s century-spanning Mid-Atlantic operator knowledge of how Baltimore rowhouse plumbing was originally assembled, what later retrofit campaigns altered the systems, and which failure modes recur in the housing type represents a depth of trade context that newer market entrants cannot replicate.
MD Master Plumber/Gasfitter and MHIC Compliance
Maryland regulates the plumbing trade through the Maryland State Board of Plumbing under the Department of Labor (formerly DLLR, now MD Department of Labor), and the residential plumbing license tier requires master plumber examination passage, apprentice and journeyman experience hours, and continuing-education renewal cycles. Warrior Plumbing & Heating holds Master Plumber/Gasfitter license MP10770, which combines plumbing and gas-fitting authority required for water heater installation, gas appliance hookup, and gas line repair work that residential customers commonly require. The firm also holds MHIC #117450 from the Maryland Home Improvement Commission, which is the regulatory authority required for home-improvement contracting on residential dwellings in Maryland and is the standard pre-engagement diligence credential Maryland homeowners verify through the MHIC public licensee database. The combined Master Plumber/Gasfitter plus MHIC credential set covers the core regulatory authorities that Maryland residential plumbing work requires.
EPA Lead-Safe Certification and Baltimore Pre-1978 Housing Stock
Warrior Plumbing & Heating carries EPA Lead Paint Removal Certification NAT-F202010-1, which is the Lead-Safe Renovator credential required under the EPA Renovation, Repair, and Painting Rule for repair work disturbing painted surfaces in pre-1978 housing. The credential carries unusual operational weight in Baltimore because the city’s housing stock is among the oldest in the United States by composition, with the substantial majority of the residential rowhouse inventory predating 1978 by 50+ years on average. Lead exposure remains a continuing public-health priority in Baltimore (the city has historically tracked among the highest pediatric lead-exposure rates in the United States, though the rate has declined substantially across recent decades through abatement and disclosure programs), and Lead-Safe Renovator certification operates as a both a regulatory compliance credential and a customer-trust signal in this market. The certification number (NAT-F202010-1) reflects EPA RRP individual-renovator certification through the federally-administered program.
Maryland Veteran-Owned Small Business Enterprise Designation
Warrior Plumbing & Heating holds Maryland Veteran-Owned Small Business Enterprise (VSBE) certification through the Maryland Department of General Services, which provides a procurement-preference designation for state-government and political-subdivision contracting. The VSBE designation is meaningful for residential customers as a verification of independent ownership and Maryland-based operating presence, and it is meaningful for commercial and institutional customers as a procurement-preference qualifier for contract work with Maryland state agencies, the Baltimore City government, and Maryland public school systems. The combination of five-generation family operating tenure plus Veteran-Owned designation plus 91-year continuous Baltimore City presence secures a differentiated firm profile relative to other Baltimore-metro plumbing operators.
2. Saffer Plumbing
- Address: 4247 Harford Road, Baltimore, MD 21214
- Phone: (410) 855-4618
- Founder: John W. Kaiser (founded as one-man shop on Arizona Avenue in the 1940s); current owner Chris Saffer (fourth-generation family member)
- Operating Since: 1940s; four generations of family ownership across the Kaiser-Saffer lineage
- License: MD Master Plumber; MHIC; BBB Accredited
- Service area: Baltimore City (Hamilton, Lauraville, Belair-Edison, Mount Washington, Roland Park, Charles Village), Baltimore County, Howard County, Harford County
- Website: safferplumbing.com
Four-Generation Kaiser-Saffer Family Lineage
Saffer Plumbing traces its origins to the 1940s, when John W. Kaiser established a one-man plumbing shop on Arizona Avenue in Baltimore. Across four generations of family ownership, the operation has continued under the Kaiser-Saffer family lineage, with current ownership held by Chris Saffer as the fourth-generation family member running the firm. The Harford Road headquarters in northeast Baltimore (the Hamilton/Lauraville section of the 21214 zip code) frames the current operating base, and the firm services Baltimore City and the three surrounding counties (Baltimore County, Howard County, Harford County) that comprise the inner Baltimore metro footprint. Four-generation continuity across an 80-year span represents substantial operating depth, and the firm has maintained independent local ownership without acquisition by a national rollup or regional consolidator.
Northeast Baltimore Operating Geography and Service Area
Saffer Plumbing’s Harford Road base sits in northeast Baltimore in the Hamilton-Lauraville corridor, which contains a residential housing stock dominated by Tudor-revival, Cape Cod, and Colonial-revival single-family homes built primarily between 1920 and 1955, alongside Baltimore’s characteristic two-story brick rowhouses extending from the Belair-Edison neighborhoods south toward downtown. The geographic coverage area extends north through Baltimore County (Towson, Parkville, Carney, Perry Hall, Nottingham, White Marsh, Rosedale), east into Harford County (Bel Air, Abingdon, Edgewood, Aberdeen), and southwest into Howard County (Columbia, Ellicott City, Elkridge). This three-county-plus-Baltimore-City footprint covers a substantial share of the inner Baltimore metro residential market, with housing stock ranging from pre-1900 rowhouses in Baltimore City through 1920s-1950s suburban Tudor and Cape Cod stock through 1960s-1990s suburban single-family homes in Howard County’s Columbia planned community.
MD Master Plumber and BBB Accreditation
Saffer Plumbing operates under MD Master Plumber licensure from the Maryland State Board of Plumbing and carries MHIC registration from the Maryland Home Improvement Commission, satisfying the standard credential set Maryland residential plumbing work requires. The firm holds BBB Accreditation through the Better Business Bureau Greater Maryland chapter, providing the third-party reputation-verification layer that Maryland homeowners typically check before authorizing residential plumbing work. The 4.9-star Google review average across 1,200+ reviews further reinforces the operating-reputation signal, and the four-generation continuity provides the institutional-knowledge depth that single-decade or two-decade operators cannot match.
3. Ensor Plumbing
- Address: 16925 York Road, Suite B, Monkton, MD 21111
- Phone: (410) 429-4959
- Founder: Ensor family (founded 1961); third-generation woman-owned and family-operated
- Operating Since: 1961 (65 years); three generations of Ensor family ownership
- License: MD Master Plumber #7565; MHIC; BBB Accredited
- Service area: Baltimore City, Owings Mills, Cockeysville, Towson, Abingdon, Baldwin, Bel Air, Columbia, Ellicott City, Fallston, Finksburg, Forest Hill, Halethorpe, Hampstead, Jarrettsville, Kingsville, Milford, Millers, Nottingham, Parkville, Perry Hall, Pikesville, Ruxton, Sparks, Timonium, Westminster, White Marsh
- Website: ensorplumbing.com
Three-Generation Woman-Owned Family Operation
Ensor Plumbing was founded in 1961 in northern Baltimore County and now operates as a third-generation, woman-owned, family-operated plumbing firm. The Monkton headquarters at 16925 York Road sits in the rural-residential northern portion of Baltimore County, near the Pennsylvania border, and the service grid extends south through the inner Baltimore County suburbs (Cockeysville, Timonium, Towson, Pikesville, Owings Mills) into Baltimore City and east into Harford County. Three-generation continuity across 65 years of operating history reflects substantial operating depth, and the woman-owned ownership designation distinguishes the firm in a trade where women-owned operating ownership remains substantially underrepresented relative to industry composition.
Northern Baltimore County and Rural-Residential Service Geography
Ensor Plumbing’s Monkton base supports a service geography that differs in housing-stock composition from the inner-city Baltimore market. Northern Baltimore County (the Hereford Zone, encompassing Monkton, Sparks, Hereford, White Hall, Parkton, and the Gunpowder Falls watershed) contains a substantial share of well-and-septic single-family residential housing, large-lot rural-residential properties, and equestrian-community housing rather than the urban rowhouse stock that defines Baltimore City proper. The service-mix implications run toward private-well pressure-tank and pump service, septic-system effluent piping repairs, water-treatment system installation (water softeners, iron removal, UV disinfection), and the broader plumbing-trade work that rural-residential properties on private water supply require. The expanded working radius reaching south into Baltimore City and east into Harford County lets the firm serve both the rural-residential housing typical of its Monkton headquarters area and the urban rowhouse stock of Baltimore proper.
MD Master Plumber #7565 and Maryland Code Compliance
Ensor Plumbing operates under MD Master Plumber license #7565 from the Maryland State Board of Plumbing. Maryland’s plumbing-trade licensing tier requires apprentice registration, journeyman examination passage, master examination passage, and continuing-education renewal, and Master Plumber license verification through the state board’s public licensee database is the standard pre-engagement diligence step Maryland residential plumbing customers use. The firm also holds MHIC registration through the Maryland Home Improvement Commission, providing the home-improvement-contractor authority required for residential dwelling work in Maryland. The combination of three-generation operating tenure, MD Master Plumber #7565, MHIC registration, and BBB Accreditation provides the standard credential set Maryland residential plumbing customers verify before authorizing work.
4. Abbott’s Plumbing
- Address: 6149 Washington Boulevard, Elkridge, MD 21075
- Phone: (410) 796-9551
- Founder: Abbott family lineage; current President Tim Feldman
- Operating Since: Multi-decade Baltimore-metro operating tenure as family-owned and operated firm
- License: MHIC #45944; MD Master Plumber; BBB Accredited
- Service area: Baltimore City, Baltimore County, Howard County, Harford County, Halethorpe, Perry Hall, Columbia, Ellicott City, Glen Burnie, Severna Park, Catonsville, Owings Mills
- Website: abbottsplumbing.com
Family-Owned Operating Continuity Under Tim Feldman
Abbott’s Plumbing operates as a family-owned and operated residential and commercial plumbing firm headquartered in Elkridge, Maryland (Howard County, immediately southwest of Baltimore City along the I-95/MD-100 corridor). Tim Feldman holds the President role and the firm’s family-owned operating structure remains intact without sale to a private-equity rollup or national home-services aggregator. The Elkridge headquarters location supports a tri-county service map that covers the southwestern Baltimore metro arc particularly efficiently, with primary geography running through Howard County (Elkridge, Columbia, Ellicott City), Baltimore County (Catonsville, Halethorpe, Owings Mills), Anne Arundel County (Glen Burnie, Severna Park), and Baltimore City proper.
Howard County and Baltimore Metro Operating Geography
The Elkridge headquarters sits in the BWI-corridor portion of Howard County, supporting a service geography that differs measurably from inner-city Baltimore. Howard County’s residential housing stock is dominated by Columbia (the master-planned community originally developed by Rouse Company beginning in 1967, now home to roughly 100,000 residents), Ellicott City’s historic 1800s-vintage downtown plus surrounding suburban subdivisions, and the Elkridge-Hanover area’s mixed residential-and-commercial development. Anne Arundel County’s Glen Burnie, Pasadena, and Severna Park neighborhoods extend the southern reach toward the Severn River. This BWI-corridor dispatch reach generates a residential plumbing service mix oriented toward suburban single-family housing, townhome communities, and condominium properties, with less of the pre-war rowhouse work that defines the Baltimore City inner-neighborhood market.
MHIC #45944 and Commercial Plumbing Service Mix
Abbott’s Plumbing holds MHIC #45944 from the Maryland Home Improvement Commission, providing the residential-dwelling home-improvement-contracting authority Maryland regulations require. The firm operates both residential and commercial plumbing service lines, with the commercial scope including water heater service, sewer line replacement, drain cleaning, and small-commercial mechanical work that the BWI-corridor business district concentration generates. The dual residential-and-commercial service mix separates Abbott’s Plumbing from purely residential operators in the Baltimore metro market and aligns with the Howard County operating geography where small-business and light-industrial commercial sites mix with residential developments.
Reference Notes
Baltimore’s residential plumbing market reflects a regulatory and physical environment with three structural features that shape how local operators differentiate themselves. The first is housing-stock vintage and rowhouse density: Baltimore City’s residential housing stock is among the oldest in the United States, dominated by attached brick rowhouses built primarily between 1880 and 1930, with marble-stoop rowhouses, formstone-clad rowhouses, and Federal-period townhouses concentrated heavily in Federal Hill, Canton, Fells Point, Bolton Hill, Mount Vernon, Hampden, Charles Village, and Reservoir Hill. The plumbing systems originally installed in this housing stock used cast-iron drain stacks running through party walls, galvanized supply piping, and lead service connections from Baltimore City Department of Public Works mains, generating a service mix oriented toward cast-iron stack repair and replacement (often complicated by party-wall stack runs serving adjacent rowhouse units), galvanized-pipe replacements, lead service line replacement coordinated with Baltimore City DPW programs, and steam-and-radiator boiler service. The second structural feature is licensing depth: Maryland regulates plumbing through the Maryland State Board of Plumbing under the Department of Labor (Master Plumber license tier with combined Master Plumber/Gasfitter authority for plumbing-and-gas work), and home-improvement contracting through the Maryland Home Improvement Commission (MHIC), with public licensee databases that Maryland residential customers use for pre-engagement credential verification. The combined Master Plumber/Gasfitter plus MHIC credential set is the standard pre-engagement diligence verification that Maryland homeowners run before authorizing residential plumbing work. EPA Lead-Safe Renovator certification carries additional operational weight in Baltimore because the city’s housing stock is heavily pre-1978, the EPA Renovation, Repair, and Painting Rule applies to most repair work disturbing painted surfaces in that housing stock, and lead exposure has historically been a continuing public-health priority in Baltimore. The third structural feature is national rollup activity: the Baltimore plumbing trade has experienced consolidation pressure (Roto-Rooter has acquired Catons Plumbing, the previously-independent Baltimore-metro brand; Authority Brands operates Benjamin Franklin Plumbing franchise locations across the region; Service Experts and Wrench Group have expanded into adjacent mid-Atlantic markets), and all four firms in this Baltimore set operate independently outside the regional consolidator pattern. With multi-generation family ownership. Warrior 1935 across five Goldsmith generations; Saffer 1940s across four Kaiser-Saffer generations; Ensor 1961 across three Ensor generations. or family-owned operating continuity (Abbott’s under Tim Feldman as President).
Tenure profiles across the four firms vary across an 80-year span, and the ranking aligns with both formal corporate founding dates and family-trade lineage continuity. Warrior Plumbing & Heating leads on the longest tenure dimension, with a 1935 founding date and five continuous Goldsmith family generations, plus a stated active sixth-generation progression that would extend the family operating continuity past the 100-year mark within the current decade. Warrior’s Roland Avenue base in the Hampden/Roland Park section of Baltimore City roots continuous Baltimore City presence across the entire 91-year operating history, and the credential portfolio (MD Master Plumber/Gasfitter MP10770, MHIC #117450, EPA Lead-Safe NAT-F202010-1, Maryland VSBE) covers the regulatory and operational authority set the firm’s geography and customer base require. Saffer Plumbing follows on the second-longest tenure dimension, with a 1940s founding under John W. Kaiser’s Arizona Avenue one-man shop and four continuous Kaiser-Saffer family generations now extending to current owner Chris Saffer, supported by a Harford Road base in northeast Baltimore (Hamilton/Lauraville zip 21214) that supports a tri-county service geography (Baltimore City plus Baltimore County, Howard County, Harford County). Ensor Plumbing’s third-generation woman-owned family operation since 1961 (MD Master Plumber #7565) grounds a Monkton-headquartered coverage area that covers northern Baltimore County’s rural-residential housing alongside the inner Baltimore metro geography, with the woman-owned designation distinguishing the firm in a trade with substantial underrepresentation of women-owned ownership relative to industry composition. Abbott’s Plumbing’s family-owned operating continuity under President Tim Feldman, MHIC #45944, and Elkridge headquarters supports a BWI-corridor service geography that runs through Howard County, Anne Arundel County, and the southwestern Baltimore metro arc, with a residential-and-commercial dual service mix that marks off from purely residential operators. The credential portfolios and operating tenures together provide the four-firm comparison framework that Baltimore-metro residential customers use to select between long-tenured independent local operators outside the have absorbed substantial portions of the Mid-Atlantic plumbing trade..
Selection Methodology
Selection follows four criteria. First, continuous family ownership or founder-operator continuity outside the national rollup pattern. Second, verifiable MD Master Plumber/Gasfitter plus MHIC license cross-checked via the Maryland State Board of Plumbing under MD Department of Labor public lookup. Third, BBB Accreditation or equivalent third-party rating. Fourth, minimum 10-year continuous operating tenure with documented Baltimore, MD 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 Baltimore, MD plumber’s license?
Use the Maryland State Board of Plumbing under MD Department of Labor public licensee database at dllr.state.md.us. Search by license number or business name. Confirm active status, classification, bonding, and insurance before authorizing work.
What credentials should a Baltimore, MD plumber hold?
At minimum: MD Master Plumber/Gasfitter plus MHIC credential plus general liability insurance and workers’ compensation coverage. Specialty work (gas line, backflow prevention, fire sprinkler, sewer lateral) requires additional credential layers.
How can I tell if a Baltimore, MD 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 Baltimore?
Burst pipes, sewer backups, gas leaks, no-water events, and water heater failures justify after-hours dispatch. 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 Maryland State Board of Plumbing under MD Department of Labor public lookup before authorizing work. Information current as of the date below; firm details may change without notice. Last updated: 2026-05-10.