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

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

Before the dance floors and vows, there’s this — a warm dinner surrounded by love and thoughtful little touches that set the tone for the weekend. 😌🫶🏻

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Before the dance floors and vows, there’s this — a warm dinner surrounded by love...

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On the eve of ‘I do’ 🌙 This Welcome Party was full of laughter, love,...

Great minds, big ideas, and a room full of energy—this launch for Porsche had it all. 🔥
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#porsche #porschemoment #porschelaunch #trilogyevents #trilogyeventplanning #eventplanning #event #eventplanner

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Great minds, big ideas, and a room full of energy—this launch for Porsche had it...

Not your average launch,
Not your average car!
This one literally lit up the night. ⚡️

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#porsche #porschemoment #porschelaunch #trilogyevents #trilogyeventplanning #eventplanning #event #eventplanner

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Not your average launch, Not your average car! This one literally lit up the night....

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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.