# Black Mountain Plumbing Inc

_Company profile on San Diego Water Heater Guide — verified 2026-06-10._

Black Mountain Plumbing is a Scripps Ranch company on a C-36 license active under the same corporate name since 2000, covering inland North San Diego. Its water heater pages span tank, tankless, heat pump, and recirculation (“ComfortFlow”) systems for homes and light commercial. It advertises same-day service and 24/7 emergency support across an 18-neighborhood area. The site claims service “since 1993,” which predates the 2000 license.

## At a glance

- **Location:** San Diego, CA
- **CSLB license:** #782799 C-36 (CSLB-verified)
- **24/7 availability:** Yes — company-published “24 Hour Service — 7 Days a Week”; confirm dispatch vs. answering
- **Same-day service:** Yes
- **Financing:** Yes
- **Website:** https://blackmountainplumbing.com
- **Phone:** (858) 536-4161
- **Pricing:** Claims upfront pricing with no hidden fees and on-site estimates; no published prices
- **Warranty:** Claims a 100% workmanship guarantee; specific terms not published
- **Service areas:** San Diego, Scripps Ranch, Poway, Rancho Bernardo, Rancho Penasquitos, Carmel Valley, Del Mar, Mira Mesa, Sabre Springs, Tierrasanta, University City, Solana Beach

## Observed strengths

- CSLB license #782799 (C-36) verified active under the same corporate name since 2000, address of record matching the published Scripps Ranch office
- Water heater pages cover tank, tankless, heat pump/hybrid, and recirculation systems for residential and light commercial
- Publishes an 18-neighborhood inland North County service area

## Ask before hiring

- Confirm whether the 24/7 line is staffed dispatch or an answering service that schedules for the next day
- The site says “since 1993” but the license issued in 2000 — ask what the earlier date refers to
- Ask what the “100% workmanship guarantee” covers and for how long

## Sources we checked

- [Black Mountain Plumbing homepage (services, 24/7 + founded claims)](https://blackmountainplumbing.com) — checked 2026-06-10
- [Water heaters service page (types serviced, warranty, financing)](https://blackmountainplumbing.com/water-heaters-san-diego-ca/) — checked 2026-06-10
- [CSLB license detail #782799 (Black Mountain Plumbing Inc, C-36, active)](https://www.cslb.ca.gov/onlineservices/checklicenseII/LicenseDetail.aspx?LicNum=782799) — checked 2026-06-10

Canonical page: https://www.sandiegowaterheater.com/company/black-mountain-plumbing/

## Machine-readable index

- Site index for LLMs: https://www.sandiegowaterheater.com/llms.txt
- EntityMap v1.0 (entities + sourced evidence): https://www.sandiegowaterheater.com/entitymap.json
- Agent instructions (when to use this guide): https://www.sandiegowaterheater.com/agents.md
- XML sitemap: https://www.sandiegowaterheater.com/sitemap-index.xml

_Our editorial rankings follow our published methodology. Companies cannot pay to change their editorial ranking. Some companies may pay for enhanced profiles or clearly labeled sponsored directory placements; sponsorship never affects editorial rank._

_Published by San Diego Water Heater Guide. Guide last updated June 2026._