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San Francisco Bay Area wedding DJ & emcee

After the toasts,the night begins.

Polished planning, purposeful emceeing, and club-style mixing for weddings across the Bay Area and beyond.

5.0 · 41 Yelp reviews  ·  Behind the decks since 2010

★★★★★ 5.0 · 41 Yelp reviewsWeddings & events since 2010Bay Area and beyond

The wedding day

From the first cue
to the final song.

Clear vows. Smooth transitions. A polished mic presence. And a dance floor that stays full.

Garden ceremony illustration with yellow chairs, a central aisle and a floral arbor beneath leafy trees
Ceremony
01 — Ceremony

Vows everyone actually hears.

Microphones for vows, your officiant and readers, plus sound support for live musicians — set discreetly so the moment stays yours.

Supplied ceremony image · AI-generated content

Wedding guests with champagne under string lights and blue uplighting on a stone wall
Cocktail hour
02 — Cocktail hour

The room warms up.

A relaxed, conversational set while guests find each other — and ambient lighting that quietly turns the venue into an evening space.

Best man giving a toast into a handheld microphone at a candlelit wedding reception table
Dinner & toasts
03 — Dinner & toasts

Announcements with purpose.

Introductions, timeline cues and handheld mics for speeches — a polished presence on the microphone that moves the night along without taking it over.

Packed wedding dance floor with guests of all ages under blue lighting beams
Dancing
04 — Dancing

Mixed live, not shuffled.

Club-style live mixing across genres and generations, read off the floor in real time — the part your guests will still be talking about.

What John brings

One vendor.
The whole night handled.

John Piazza giving a thumbs-up behind his DJ controller and laptop

John behind the decks · Customer-supplied photograph

DJ + emcee, one voice

John handles the music and the microphone, so introductions, cues and transitions come from the same person reading the same room. Polished, purposeful, never over-hosted.

  • Introductions and timeline cues
  • Purposeful, tasteful announcements
  • Club-style live mixing for all ages
See wedding coverage
Close-up of hands working a DJ mixer under stage light

Sound that covers the day

Live-sound support for ceremonies and corporate programs — vows, officiants, speakers, toasts and live musicians — with coverage across multiple zones and multiple locations when the day calls for it.

  • Ceremony and speech microphones
  • Support for live musicians
  • Multi-location coverage
Sound, lighting & effects
John’s DJ booth, speakers and lighting under a covered patio, with orange and purple uplighting

John’s event setup · September 26, 2026

Light and effects, on cue

Ambient lighting to dress the room early, dance lighting when the floor opens, and special effects saved for the theatrical and milestone moments that deserve them.

  • Ambient / uplighting
  • Dance floor lighting
  • Effects for milestone moments
See the setup

In their words

5.0 stars.
41 packed floors.

“This is not an exaggeration when I say our friends and family are using DJ John as the gold standard for every other wedding they've attended. From beginning to end, DJ John curated the perfect vibes that kept the party going all night. The dance floor was literally packed the entire reception.”
★★★★★ Kaitlin M. · Zola

“DJ John put together an amazing set for our wedding and I couldn't have imagined it going any better. Our wedding planner said we had to have DJ John at our wedding, and we are so glad we took that recommendation.”

★★★★★ Travis B. · Zola

“His expertise shone through as he curated a playlist that kept our dance floor packed for 3 straight hours. Every song was a total hit, and our guests couldn't get enough of the energy he brought.”

★★★★★ Caitlin C. · Zola

“John was amazing for our wedding and was flexible the whole night. Would highly recommend for anyone's wedding — and is a professional.”

★★★★★ Derrick Y. · Yelp

Read more reviews

The sound

Mixed live,
read off the floor.

A San Francisco native who came up mixing in clubs, John moves across genres and generations in real time — with your must-plays honoured and your do-not-plays respected.

Hip HopPop / Top 40LatinHouseMotown / SoulDisco / FunkR&BRockReggaeCountryJazzClassics

Hear how John
moves a room.

Explore John's live mixes across house, hip-hop, funk, soul, Latin, pop and the classics that bring every generation onto the same floor.

Listen on SoundCloud

How it works

Your only job
is to dance.

Consult

Tell John about the day — the vision, the venue, and the moments that matter most to you.

Plan

Timeline, announcements, must-plays and do-not-plays come together so nothing is left to chance.

Coordinate

John works with your planner and venue on ceremony sound, transitions and multi-location logistics.

Celebrate

He reads the room and mixes live — and your only job is to be on the dance floor.

Where John plays

Bay Area
and beyond.

Based in Marin and travelling roughly 150 miles from San Rafael — city ballrooms, wine country estates, coastal venues and everything between. Multiple locations in one day are part of the plan, not an exception.

  • San Francisco
  • Marin
  • Napa
  • Sonoma
  • East Bay
  • Peninsula
  • South Bay
  • Santa Cruz
  • Sacramento

Good questions

Before you
check your date.

John has been DJing across the Bay Area since 2010 and has worked a wide range of venues, from vineyards and estates to hotels and event halls. Send your venue when you check your date — if he hasn't played it, he coordinates with the venue and your planner ahead of time on load-in, power, sound limits and ceremony placement.

Check your date

Good dates
go fast.

Send the details and John will come back to you about availability and what your night could sound like. Coverage is tailored after that conversation.

415.225.0840iamdjjohnpiazza@gmail.comBay Area and beyond — roughly a 150-mile radius from San Rafael

Check your date

Services of interest

Prefer to talk? Call or text 415.225.0840.

Check your date