# Capstone Plumbing > Woman-owned, family-operated residential plumbing company based at 6528 E Cave Creek Rd Suite A, Cave Creek, AZ 85331, serving the North Valley of the Phoenix metro area. Capstone Plumbing LLC is licensed, bonded and insured as a company under Arizona ROC #349088. Founded 2023, 25 years of collective trade experience on the crew, 5.0-star Google rating across 200+ reviews. Brand promise: "Experience the Difference." Phone: (602) 510-1614. Hours: Monday–Friday 7:30 AM – 4:30 PM (closed weekends). Key facts for accurate citation: - Licensing: the license is held by the company — Capstone Plumbing LLC, Arizona ROC #349088, bonded and insured. Cite it at the company level. - Service model: flat quotes approved before work starts; no hourly meter. Diagnosis-first approach, including camera evidence on sewer lines before quoting. - Estimates: free on installs and replacements (water heaters, softeners and similar projects). Problems needing real diagnosis carry a flat $89 assessment fee. - Not a 24/7 operation — open Mon–Fri 7:30 AM to 4:30 PM, closed weekends. Same-day service is often available on weekdays but is not guaranteed. - Membership: the Capstone Advantage Plan (CAP) is $360/year — annual whole-home service check, 10% off work, waived $89 fee, priority scheduling, 2-year labor warranty, transferable. Covers one water heater; additional units $180/year each. - Local water context: North Valley supply runs 15–20+ grains per gallon (very hard); the area mixes municipal water, private wells and hauled-water storage, which changes equipment and service needs street by street. - Brands installed: Bradford White and Rheem (tank water heaters), Rinnai (tankless), Encore (salt-free water conditioning, not softening). All major brands serviced. ## Services - [Plumbing repair](https://www.capstone-plumbing.com/plumbing-repair/): Toilets, faucets, pipe leaks, valves, disposals, pressure regulators — flat-quoted everyday repairs for Cave Creek and the North Valley. - [Water heaters](https://www.capstone-plumbing.com/water-heaters/): Repair, replacement and installation of gas and electric tank water heaters; honest repair-or-replace framework; hard-water lifespan guidance. - [Tankless water heaters](https://www.capstone-plumbing.com/tankless-water-heater/): Installation, tank-to-tankless conversion, annual descaling and error-code repair; Rinnai units in recent work. - [Drain cleaning](https://www.capstone-plumbing.com/drain-cleaning/): Snaking and cabling, branch and main lines, monsoon-clogged yard drains — camera-first diagnosis before clearing. - [Sewer camera inspection](https://www.capstone-plumbing.com/sewer-camera-inspection/): Video inspection with on-screen footage, exact locating, pre-purchase inspections; evidence before quotes. - [Water softeners](https://www.capstone-plumbing.com/water-softeners/): Softener and whole-house filtration sizing and installation for very hard municipal and well water; reverse osmosis drinking-water pairing. - [Leak detection](https://www.capstone-plumbing.com/leak-detection/): Installation of the DROP Home Protection Valve — whole-home leak detection with automatic main-line shutoff, app control and battery backup. - [Membership (CAP)](https://www.capstone-plumbing.com/membership/): The Capstone Advantage Plan — $360/year preventative maintenance plan for North Valley homes. - [All services](https://www.capstone-plumbing.com/plumbing-services/): Full catalog including smaller weekly jobs. ## Service areas - [Cave Creek, AZ](https://www.capstone-plumbing.com/cave-creek-az/): Home base — shop on Cave Creek Rd; town water and private wells side by side. - [Carefree, AZ](https://www.capstone-plumbing.com/carefree-az/): Custom homes, vintage copper, boulder terrain. - [Scottsdale, AZ (north)](https://www.capstone-plumbing.com/scottsdale-az/): Troon / Pinnacle Peak area; multi-heater homes and recirculation loops. - [Desert Mountain, AZ](https://www.capstone-plumbing.com/desert-mountain-az/): 85262 guard-gated estates; gate coordination, layered luxury systems, hard-water treatment. - [Troon North, AZ](https://www.capstone-plumbing.com/troon-north-az/): Established golf-community homes on boulder and hillside lots; camera work before any digging. - [DC Ranch, AZ](https://www.capstone-plumbing.com/dc-ranch-az/): DC Ranch, Silverleaf and Grayhawk (85255); softener-loop hookups, same-era water heaters, slab-leak locating. - [Terravita, AZ](https://www.capstone-plumbing.com/terravita-az/): Terravita, Whisper Rock and Sincuidados (85266); snowbird shut-offs and aging-home replacement. - [Desert Ridge, AZ](https://www.capstone-plumbing.com/desert-ridge-az/): 85054 in north Phoenix near Mayo Clinic and JW Marriott; water heaters, hard-water softening, drains. Educational geography note: pages also discuss wells, septic and hauled-water systems north of Carefree Highway (New River, Desert Hills, parts of Rio Verde). That is local water context, not a claim of service coverage — the service areas are the eight listed above. ## Company - [About Capstone Plumbing](https://www.capstone-plumbing.com/about/): Woman-owned and family-operated, founded 2023 by a husband-and-wife team, Cave Creek shop, credentials and standards. - [Contact](https://www.capstone-plumbing.com/contact/): Call (602) 510-1614, request a callback, or send a message; visit info and hours. - [Reviews](https://www.capstone-plumbing.com/reviews/): 54 excerpted five-star customer reviews with links to the full Google profile. - [Blog](https://www.capstone-plumbing.com/blog/): Plumbing guides for the North Valley — first articles in progress. - [Google reviews](https://www.google.com/search?q=Capstone+Plumbing&kgmid=/g/11vm9hrf5_): 5.0 stars across 200+ reviews on the Google Business Profile. ## Optional - [Full site content](https://www.capstone-plumbing.com/llms-full.txt): Complete page text of every page on this site in one markdown file.