Baby Milestone Photography & First Birthday Sessions | Bellevue WA

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serving Seattle-Tacoma and the surrounding areas.

First birthday cake smash moment with two babies reacting differently, one laughing while the other crawls away during a relaxed, baby-led milestone session — First Birthday Cake Smash & Milestone Session

Tips to Help Your Cake Smash Session Go Smoothly

Twin Milestone Session – Minimalist Studio Baby Photography in Seattle

Twin Holiday Studio Session – Christmas Baby Photography Seattle

First Birthday Cake Smash Details | Seattle Milestone Photographer

Timeless Milestone Portrait in Studio | Seattle Baby Photographer

Bright & Minimal Baby Portrait | Seattle, Bellevue & Everett Baby Photographer

Baby Detail Portrait | Seattle, Bellevue, Everett & Olympia Milestone Photographer

7 months old milestone Session

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Cake Smash Milestone Session | Seattle, Monroe & Bellevue Baby Photographer

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Motherhood Portrait in Studio | Seattle, Tacoma & Federal Way Newborn Photographer

Redondo WA milestone photographer

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We got a little sunshine today, but honestlyーgrowing up in Japan made me love rainy days.
Rainy days are perfect for cozy editing time.

Quick schedule update:
✨November and December are almost full.
✨April has just two spots left.

If you haven&rsq

A newborn session that feels like home.

Curled up on your favorite sofa.
Barefoot in the nursery you just finished putting together.
Snuggling your baby with no rush, no packing, no driving.

At home, everyone relaxes a little more. Siblings can wan

In what feels like a blink, your little one turns one.
So many little moments to remember… forever and ever.

Can’t get enough of all the little details in every stage✨

#milestonephotography
#cakesmashsession
#seattlebabyphotography

Umbilical Cord
Once, we were connected by this quiet, magical thread.
You borrowed my heartbeat, my warmth, my everything.
And when it was cut, we became two — yet somehow, still one.

If you’re like me and lost that mysterious little dri

When I finally got comfortable photographing outdoor sessions again, it’s already time to head back to my cozy studioーfilled with squishy newborns and glowing mamas✨

Since announcing my Japan trip, my March and April bookings have been filling

I’ve already rescheduled tomorrow’s outdoor session to an undetermined date in November. Rainy season has officially arrived here in Washington, and I’ve been glued to AccuWeather lately! ☔️
I’m really hoping for a few more su

Japan 2026 🇯🇵
We’ll be in Japan from April through June!
Our kids will be in school full-time, and I’ll be photographing families in between ramen dates and spending time with my parents. It feels so special to reconnect with my roots w

Atsumi Sulivan Photography

Lake Tapps, WA, 98391,

United States

(206)496-7637 atsumi@atsumisullivan.com

Hours

Atsumi Sullivan Photography-LLC

Seattle Maternity & Newborn Photographer

Studio located in Lake Tapps, WA

(206)496-7637

atsumi@atsumisullivan.com

CONTACT

© 2025 Atsumi Sullivan Photography LLC