J J Construction & Plumbing — Berkeley, CA

J J Construction & Plumbing Berkeley CA is a licensed and insured family-owned construction and plumbing company serving Berkeley and the greater Bay Area. The company offers residential and commercial work, emergency plumbing response, and skilled crews for excavation and home remodeling. Call for a free estimate: 510-253-9673.

Business Overview

J J Construction & Plumbing Berkeley CA handles everyday repairs and larger projects. Technicians are licensed, bonded, and insured (CA. Lic.# 1044243). The team answers urgent calls and sets appointments for planned work. They serve homeowners, landlords, and small businesses acRoss Alameda, Contra Costa, and Marin counties.

Key Services

Services are grouped for quick reading. Most work is done by in-house crews experienced with older Bay Area homes and newer construction.

Plumbing

• Plumbing repair, inspection, installation, and replacement
• Drain installation and repair; sewer installation and repair
• Water heater installation and repair, tankless systems
• Faucet, sink, toilet, shower, and bathtub installation & repair
• Gas line installation and repair; garbage disposal service

Remodeling & Additions

• Kitchen, bathroom, bedroom, and laundry room remodeling
• New room additions, ADU/guest house construction, foundation and structural repair
• Bathroom additions and full bath/kitchen installs

Excavation & Site Work

• Excavation, trench digging, land clearing, regrading and earthmoving
• Soil backfilling and compaction, French drains and storm drain installation
• Sump pump installation and stormwater solutions for hillside and flat lots

Areas Served

Work is available throughout the East Bay and nearby Marin and Contra Costa communities. Representative service area includes Oakland, Vallejo, Richmond, Brentwood, Martinez, San Pablo, Benicia, El Cerrito, Hercules, Bay Point, Albany, Orinda, Pinole, Moraga, El Sobrante, Discovery Bay, Mill Valley, Mountain House, San Anselmo, Larkspur, Clayton, Emeryville, Piedmont, Corte Madera, Rodeo, Fairfax, Sausalito, Kensington, and nearby towns.

Company History

The company began as a small family operation focused on plumbing and excavation. Over the years it grew to offer construction, ADUs, and commercial services while keeping a hands-on approach. Long experience on Alameda County and Contra Costa job sites shaped the team's ability to work with older homes, bay-front properties, and slope challenges.

Leadership

Leadership is local and family-based. The founders built the business around practical skills and full licensing. Staff includes qualified contractors and certified technicians. The team speaks Spanish and maintains local trade contacts, permits knowledge, and certification like PSL/EBMUD where needed.

Specialties & Highlights

• Licensed and insured: CA. Lic.# 1044243
• Free estimates — call 510-253-9673
• $25 discount on the next service call for returning customers
• Emergency plumbing response and bilingual crews (Hablamos Español)
• Experience with ADUs, sewer laterals, French drains, and EBMUD work

Why Locals Choose J J Construction & Plumbing

Neighbors hire J J Construction & Plumbing for steady, practical work and a straightforward approach. The company has served Berkeley, CA and nearby towns for years, working on Victorian homes, modern remodels, and hillside sites. Their mix of plumbing, excavation, and construction services keeps projects moving from permit to finish.

Hours: Mon–Fri 7:00 AM–7:00 PM, Sat 9:00 AM–5:00 PM. For a free estimate or emergency help call 510-253-9673.