DIAMONDBACK

Commercial & multi-family mechanical — Phoenix, Arizona

The building
runs quietly
when we're on it.

We're the plumbing and HVAC contractor property managers keep on speed dial — not because we're the loudest bidder, but because the work lands exactly as scoped: documented, phased around tenants, and priced the way we quoted it.

Thirty-plus years across the Valley. Licensed, bonded, and insured for commercial work. One live dispatcher answering around the clock, and crews who've seen every version of a riser leak, a tired rooftop unit, and a water heater bank running on hope.

No call centers, no vanishing subcontractors. One point of contact, daily logs on projects, and a monthly statement your accounting team won't have to decode.

Call (555) 010-2030 See sample plans
A good mechanical contractor is invisible — the tenants never learn your name, the ownership group never sees a surprise line item, and August passes without a single emergency call.
— How we measure a year
Diamondback technician servicing an HVAC unit
Field crew · Commercial HVAC servicePhoenix, AZ

Two ways to work with us.

Every property is scoped in writing before a dollar is committed — the figures below are samples of how our programs are usually structured, not quotes.

On demand

Service & Repair Sample

$149 diagnostic visit

  • Written scope with photos before any work starts
  • Live 24/7 dispatch for active emergencies
  • Commercial plumbing, HVAC, drain & sewer
  • Backflow testing with city filing
  • One monthly statement, broken out by work order
Request a visit

Partnership

Maintenance Program Sample

$9/unit/mo

  • Seasonal HVAC inspections before summer and winter
  • Water heater bank service and anode checks
  • Scheduled drain and sewer line programs
  • Priority dispatch — your properties jump the queue
  • Annual capital-planning report with equipment ages
Talk about your portfolio

What to expect, honestly.

01 — First call

A dispatcher, not a phone tree.

You describe the problem; we ask the questions that matter — water active or contained, how many units affected, shutoff access. For real emergencies a tech rolls immediately. For everything else you get an honest window, and we keep it.

02 — The walkthrough

We survey before we quote.

On anything bigger than a service call, we walk the property first: access, shutoff locations, equipment ages, pressure readings. You receive a written scope with photos and a per-building breakdown. The number we give is the number you budget.

03 — The work

Phased around your tenants.

Forty-eight-hour notices in your format. Shutoffs measured in hours. One Diamondback project manager, one daily log. Your leasing office keeps leasing while we work — that's the metric we hold ourselves to.

04 — After

Then the surprises stop.

The maintenance plan takes over: seasonal checks, water heater flushes, backflow filings. Small problems get caught in March instead of becoming emergencies in August. That's the whole pitch, and it's a quiet one.

Selected scopes.

A vertical file of the work we do most. Each one starts with a walkthrough and ends with paperwork your ownership group can file.

DB—01

Riser & stack replacement

Whole-building repipes phased floor by floor, with tenant notices handled and water back on the same day.

→ DB—02

Rooftop HVAC service

Planned maintenance and replacement for packaged units, make-up air, and exhaust — tuned for desert summers.

→ DB—03

Water heater banks

Commercial water heater service and replacement, sized to the property's actual demand — not the catalog default.

→ DB—04

Backflow & compliance

Annual testing, repairs, and city filings for backflow assemblies across your portfolio, tracked per device.

→ DB—05

Drain & sewer programs

Camera inspection, hydro-jetting, and scheduled cleaning that keeps the line clear and the parking lot dry.

→

Move your cursor through here.

A small signature, left in green —
like the mark our techs leave on a serviced unit.

Start with a walkthrough

Let's look at the building together.

Tell us the unit count, the system's age, and what's failing. We'll walk it, write it up with photos, and give you a number you can budget — free. If we're not the right fit, the survey notes are yours to keep.

(555) 010-2030

Phoenix, AZ · 24/7 dispatch · Licensed · Bonded · Insured

24/7 dispatch(555) 010-2030

Frequently asked questions

How do I book an appointment?

Call Diamondback Plumbing at 602-428-0910 — tell us what you need and we'll set up a time that works for you.

Which areas do you serve?

Phoenix and the surrounding areas. Not sure if you're covered? Just call 602-428-0910 and ask.

How much does it cost?

Every job is different, so we don't list one-size-fits-all prices. Call 602-428-0910 for a free, no-pressure quote.