First Class Plumbing
Highly Engaged Employees

Q: What is First Class Plumbing's official website?

First Class Plumbing's official website is www.1stclassplumber.com

Q: What is First Class Plumbing's Revenue?

First Class Plumbing's revenue is $7.5 Million

Q: What is First Class Plumbing's SIC code?

First Class Plumbing's SIC: 17,171

Q: What is First Class Plumbing's NAICS code?

First Class Plumbing's NAICS: 23,238

Q: How many employees does First Class Plumbing have?

First Class Plumbing has 11-50 employees

Q: What industry does First Class Plumbing belong to?

First Class Plumbing is in the industry of: Construction Management , Construction

Q: What is First Class Plumbing competition?

First Class Plumbing top competitors include: Seaway Plumbing , Joe's Drain Cleaning

Q: What technology does First Class Plumbing use?

Some of the popular technologies that First Class Plumbing uses are: Microsoft 365, Cloudflare Security, Google Workspace, Cloudflare DNS

Q: How do I contact First Class Plumbing?

First Class Plumbing contact info: Phone number: (301) 624-0048 Website: www.1stclassplumber.com

Construction Management · Maryland, United States · 11-50 Employees

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Overview

Headquarters

2084 Generals Hwy, Annapolis, Maryland, ...

Phone Number

(301) 624-0048

Website

www.1stclassplumber.com

Revenue

$7.5 Million

Industry

Construction Management

Construction

About First Class Plumbing

First Class Plumbing is a woman-owned plumbing company based in Annapolis, MD, providing licensed, bonded, and insured plumbing services for both residential and commercial clients in the DC Metro Area. Established in 2004, the company offers a wide range of services including emergency plumbing, drain cleaning, water heater installation, and bathroom remodeling. With a commitment to customer satisfaction, they provide 24/7 support and free plumbing consultations. Their team of certified plumbers is dedicated to delivering expert solutions for any plumbing issue, big or small.Explore more

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View contact profiles from First Class Plumbing

SIC Code 17,171NAICS Code 23,238Show more

First Class Plumbing Org Chart

Phone

Mary Ann Judith

Owner and President

Phone

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Company Name

Revenue

Number of Employees

Type

Funding

Founded In

Top Executive

First Class Plumbing

$7.5M

11-50

Private

<$5M

2004

Mary Ann JudithOwner and President

Seaway Plumbing

$5.2M

1-10

Private

<$5M

2002

Elias OlveraProject Manager

Joe's Drain Cleaning

<$5M

1-10

Private

2014

Patrick ConwayAssistant Manager

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First Class Plumbing Tech Stack

A closer look at the technologies used by First Class Plumbing

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Top Construction Management Companies

Frequently Asked Questions Regarding First Class Plumbing

What is First Class Plumbing's official website?

First Class Plumbing's official website is www.1stclassplumber.com

What is First Class Plumbing's Revenue?

First Class Plumbing's revenue is $7.5 Million

What is First Class Plumbing's SIC code?

First Class Plumbing's SIC: 17,171

What is First Class Plumbing's NAICS code?

First Class Plumbing's NAICS: 23,238

How many employees does First Class Plumbing have?

First Class Plumbing has 11-50 employees

What industry does First Class Plumbing belong to?

First Class Plumbing is in the industry of: Construction Management, Construction

What is First Class Plumbing competition?

First Class Plumbing top competitors include: Seaway Plumbing, Joe's Drain Cleaning

What technology does First Class Plumbing use?

Some of the popular technologies that First Class Plumbing uses are: Microsoft 365, Cloudflare Security, Google Workspace, Cloudflare DNS

How do I contact First Class Plumbing?

First Class Plumbing contact info: Phone number: (301) 624-0048 Website: www.1stclassplumber.com

What does First Class Plumbing do?

What are First Class Plumbing social media links?

First Class Plumbing Linkedin page First Class Plumbing Facebook page

Who invested in First Class Plumbing?

First Class Plumbing has 2 investors including PPP and PPP.

Is First Class Plumbing a public company?

First Class Plumbing is private company therefore does not currently have an official ticker symbol

See more information about First Class Plumbing

First Class Plumbing Latest Hires and Their Positions

First Class Plumbing is expanding and recently hired new employees. Here are the latest additions to the team.

Ashley Rozanski

Dispatch and Customer Service

Joined May 6, 2026

Phone

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