Wedding & Event Planning in the Bay Area and Beyond

Wedding & Event Planning in the Bay Area and Beyond

Wedding & Event Planning in the Bay Area and Beyond

Wedding & Event Planning in the Bay Area and Beyond

Setting the Stage for Lasting Memories

Wedding & Event Planning in the Bay Area

The heart of Trilogy Events beats in perfect harmony, led by co-founders Haylie and Monica. With more than three decades of combined experience in hospitality and events, they created Trilogy to bring genuine care, artistry, and seamless coordination back to the event experience. More than planners, they are dedicated professionals who find joy in the quiet, meaningful moments that become lifelong memories.

Monica brings a gift for logistics and a calm, steady presence that instantly puts clients at ease. Haylie pairs a meticulous eye for detail with a creative spirit, transforming each client’s vision into something even more beautiful than imagined. Together, they offer a balance of precision and inspiration—and an intuitive ability to anticipate needs before they are ever spoken.

As co-founders, best friends, and seasoned experts, Haylie and Monica are deeply involved at every stage, offering thoughtful guidance, wholehearted support, and an unwavering commitment to excellence. Whether designing a wedding, a corporate gathering, or a milestone celebration, their collaborative approach and extensive expertise ensure every event feels effortless, intentional, and truly unforgettable.

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Event Planning and Design

From heartfelt gatherings to grand celebrations, our planning and design services offer a seamless journey from the first idea to the final moment. We thoughtfully curate weddings, corporate events, and special occasions that feel distinctly personal, effortlessly refined, and beautifully cohesive. Every detail—from venue selection and vendor collaboration to timeline management, creative design, and guest experience—is handled with care and precision. The result is an elevated, stress-free experience where every element is intentionally crafted to reflect your story, your style, and your vision.

Meet Haylie & Monica

Our goal is to bring dream weddings and events to life—where every petal, every hue, and every moment feels like pure magic.

The heart behind Trilogy Events beats in perfect sync—and it belongs to Haylie and Monica. With more than three decades of combined experience in hospitality, these two built Trilogy to bring genuine care, creativity, and high-level coordination back into the event world. They’re not just planners; they’re passionate professionals who live for the little moments that make big memories.

Haylie is a logistical mastermind with a calm, collected energy that puts everyone at ease. Monica is a detail-driven creative with a talent for turning your vision into something even better than you imagined. Together, they bring balance, expertise, and a seriously impressive ability to anticipate your needs before you even say them out loud.

As co-founders, best friends, and full-time pros, Haylie and Monica have been hands-on from day one. They listen, they hustle, and they care deeply about creating a truly exceptional experience for every client. From weddings to corporate events to milestone celebrations, their collaborative process and venue-side backgrounds ensure that nothing is left to chance—and every event feels like magic.

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“Hiring Trilogy Events to coordinate our wedding was one of the best decisions we made. Monica and Haylie are both amazing, organized, and professional experts in the field. I would recommend them to everyone and anyone planning a wedding.”

– M & R | San Bruno, CA

“We requested a last minute cocktail event experience with all the bells and whistles and Monica and Hayley really delivered. They coordinated a beautiful event, extremely well orchestrated and planned. Our CEO commented that out of the 3 events we had thrown thus far, it was by far the best experience. High praise! I would choose Trilogy events again and again.”

– Sunward

“Haylie and Monica are worth their weight in gold. I wouldn’t hesitate in hiring them again. We didn’t have to worry about a single thing or lift a single finger on our special day. They made the whole thing run like clockwork. True professionals and so lovely to work with!”

– H & A | Napa, CA

“Haylie and Monica are the best! They are so organized and easy to work with. They made sure our day went smoothly and even ordered us pizza to our suite at the end of the night. They are also so sweet! I highly recommend them.”

– C & H | Burlingame, CA

“Monica and her crew are the best coordinators I have worked with. Once we handed over the vendors to Monica, it relieved all the stress of putting the event together. Furthermore, on the day of the event, the logistics were absolutely perfect. I would highly recommend Trilogy Events with a 10-star rating!”

– Porsche Redwood City, Product Launch

“Hiring Trilogy Event Planning for my wedding was the best decision I ever made! They are super responsive, helpful, and detail-oriented. I cannot recommend them enough and if I were to have another event they would be the first on my list to hire. Thank you Monica and Haylie!”

– M & S | San Mateo, CA

“Monica and Haylie are truly exceptional human beings on top of being professional event planners. These two helped us from budget planning, to vendor management and contracts, to flower arrangement the day of our wedding. I would recommend Trilogy to anyone with a large event and hope to work with them in a different capacity in the future.“

– J & M | Alamo, CA

“The best team ever! I am so happy and grateful that I had Haylie and Monica as my coordinators. They were incredibly easy to talk to and were very responsive. Hiring Trilogy Events was one of the best decisions I made. I was able to relax and truly have fun on my wedding day. They helped to make a special day so memorable.“

– C & G | San Jose, CA

Custom Services

Our bespoke services are where creativity is guided by intention. Whether you’re seeking cohesive event design, elevated branding moments, or thoughtfully crafted signage and stationery, we bring your vision to life with quiet refinement and care. Every detail—from fonts and florals to color palettes and materials—is carefully curated to reflect your story with meaning and style. We ensure every touchpoint feels personal, polished, and seamlessly aligned with you and your brand.

Event Design

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Custom Branding

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Signage & Stationery

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Trilogy Events on Instagram

Warmth & elegance wrapped into one event ✨

📸 @stevemophoto

#bayareaweddings #trilogyevents #bayareaweddingplanner #weddingdesign #outdoorweddingvenue...

A beautiful guest moment starts with details that quietly become part of the memory. A...

August slipped away, and the “ber” months are here, bringing a new season of weddings,...

A luxury event is more than a beautiful setup. It is the arrival, the atmosphere,...

Late summer calls for details that feel warm, relaxed, and made for sunny days. ☀️...

Lately, we’re loving events that feel layered, personal, and a little unexpected — from statement...

Outdoor celebrations have a way of inviting guests to settle in and stay awhile. 💛...

Thoughtful planning is what makes an event feel smooth, personal, and easy to enjoy.

From...

POV: You hired Trilogy Events as your wedding planner 💕

#bayareaweddingplanner #bayareawedding #trilogyevents

Golden hour, an open lawn, and a room set beneath the sky—every detail ready to...

From birthdays and milestone gatherings to corporate events and intimate celebrations, we believe every event...

A little bridal party love from some of the beautiful weddings we’ve had the honor...

A photograph preserves the moment.
The feeling is what lasts. 🤍

#trilogyevents #bayareaweddingplanner #bayareaweddings

#TestimonialThursday 🤩⭐️

There’s nothing better than hearing how our clients felt after their event came...

Whatever you’re celebrating, Trilogy Events is here to help make it feel special. DM us...

The best gatherings aren’t defined by a single detail. They’re shaped by all of them....

There is a moment before the room fills when everything is still, finished, and ready...

Hiring a planner means you don’t have to carry every detail on your own. 💖...

Summer weddings 💛

#trilogyevents #summerweddings #bayareaweddingplanner #weddingplanner

A little surprise, a lot of love. This modern gender reveal was warm, refined, and...

From setup to the final moments, this innovative learning conference was planned with purpose.

We...

Wishing you a beautiful Fourth of July weekend — filled with good company, thoughtful gatherings,...

Some photographs do more than capture a moment.
They preserve a feeling — the kind...

The details guests remember are often the quiet touches that make the experience feel special....

A beautiful wedding is not only about how it looks. It is also about how...

The kind of atmosphere guests want to linger in — a summer soirée should feel...

Hopping on this trend! ✨

Behind every seamless event are the tiny details you may...

The ceremony is where the day begins with meaning. From the aisle to the florals...

A #launchevent should feel clear, beautiful, and memorable — designed to introduce the brand while...

June weddings are all about warmth, love, & lots of sunshine! Planning to be a...

The atmosphere of an event is built in layers — the bar, the florals, the...

A birthday can feel intimate, stylish, and completely personal. The magic is in making every...

From welcome to the final toast, wedding weekends are made of tiny details that carry...

Corporate events do not have to feel corporate. With the right details, they can feel...

Soft florals, warm evenings, layered details, and a celebration that feels beautifully personal. 💕

📸...

Trilogy Events creates refined, meaningful & beautifully executed experiences across all type of events -...

Soft florals, muted tones, and the sweetest reception details — all thoughtfully designed 🌸

📸...

Wood tables layered with lush greenery, soft candlelight, palm-inspired paper goods, and personalized details —...

A closer look at the details
the ones that made the day feel unmistakably them....

Space. Texture. Light.
Palm leaf details, clean lines, and a design that carried seamlessly from...

From daylight to candlelight —
a celebration designed to unfold with ease. 🕯️💕

📸 @sambennettmedia...

Soft, timeless, and effortlessly beautiful 🤍🌿

This wedding featured ivory roses, delicate white blooms, and...

A romantic, modern celebration under the open sky 🤍✨
Warm tones, candlelight, and soft string...

Proof that less truly is more. Understated florals, fresh greenery, and soft white blooms made...

Wine country views paired with thoughtful design and heartfelt moments — a celebration in perfect...

The difference is always in the details — thoughtful, intentional, and beautifully executed. 🐚✨

....

Gathering, by design.
A place to sit, and a reason to stay. 🫶🏻
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....

Salty air and birthday wishes — there’s nothing quite like celebrating another year surrounded by...

From custom welcome bags to branded shirts, caps, and notebooks, we love creating cohesive touches...

Closing out an incredible retreat — watching the vision come to life and seeing guests...

Galleries

Step into the moments we’ve had the privilege to bring to life. Our wedding and event galleries showcase genuine celebrations, each one thoughtfully designed, effortlessly executed, and uniquely reflective of the people and stories behind them. From intimate vineyard ceremonies to grand corporate gatherings and unforgettable milestone celebrations, each image captures the beauty of meaningful collaboration, timeless creativity, and moments that leave a lasting impression. Imagine what we can create together.