O'sullivan Incorporated Mokena IL Plumbing Services
Business Overview
O'sullivan Incorporated Mokena IL is a local plumbing company serving homes and businesses in the south suburbs. The company offers scheduled inspections and responds to urgent problems. They operate with a small team of technicians who handle both residential and commercial work.
Emergency service is available for burst pipes, major leaks, and issues that risk property damage. Appointments are offered for routine inspections and seasonal checks as well.
Key Services
The business centers its work on plumbing inspection but also provides related services that help keep systems running:
- Plumbing inspections and safety checks
- Leak detection and repair
- Fixture replacement and installation (sinks, toilets, faucets)
- Water heater troubleshooting and basic repair
- Pipe repair and small sewer work
Areas Served
O'sullivan Incorporated is based in Mokena and lists New Lenox IL as a focused service area. They also serve nearby towns such as Frankfort, Tinley Park, and Orland Park for inspections and local repairs.
Company History
The company began as a one-person shop started by a longtime local plumber. Over the years it grew into a small, stable firm that balances inspection work with hands-on repairs. Growth came from repeat clients and referrals in residential neighborhoods and a few commercial properties.
The firm emphasizes steady work habits, clear communication, and practical fixes rather than elaborate sales pitches. That history shapes how they schedule inspections and follow up after a visit.
Leadership
Leadership comes from tradespeople who have spent years in the field. The founder trained apprentices and kept the business local. Staff members live in the same region, which helps with quick responses during cold snaps or pipe-freeze season.
Company leaders participate in local business groups and occasionally support community events. Their hands-on background shows in how they approach diagnostics and customer conversations.
Specialties & Highlights
- Focused plumbing inspections that look for winter freeze risks and aging pipes.
- Practical, no-nonsense recommendations after each inspection.
- Availability for urgent calls that threaten home safety or functionality.
- Experience with older midwest homes and newer suburban builds in the Mokena area.
Why Locals Choose O'sullivan Incorporated
People in the area pick O'sullivan Incorporated Mokena IL for steady, honest service and clear advice. The company has a local footprint and understands how cold Illinois winters affect plumbing. They focus on reliable inspections and practical repairs so homeowners and small businesses can move on with their day.
Contact details and scheduling are handled with simple calls and straightforward appointments. That plain approach fits the neighborhood and the kinds of homes found around Mokena and New Lenox.
Contact Information
O'sullivan Incorporated
: 9726 194th St, Mokena, IL 60448
Business Services
- Plumbing inspection
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |














