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About Us

About Our Merger

A conglomeration of several renowned Phoenix-based aquarium experts has come together, including Southwest Seas, Custom Marine Aquaria, Aquatic Environments Manufacturing, Arizona Fishguy, and Seaquest Aquariums. This collaboration brings together a wealth of knowledge and experience in the field, combining the strengths of each company to provide unparalleled aquarium services. Whether it’s custom installations, maintenance, or unique aquatic environments, this alliance ensures top-tier quality and innovation for all your aquarium needs.

Established in 1997, Southwest Seas channels a shared passion for creating stunning and functional aquariums in Phoenix, AZ. As one of the largest and most reputable aquarium installation and service companies in the state, we have also undertaken projects nationwide. Our aquariums are designed to be both visually appealing and educational, ensuring your fish are treated like beloved pets and provided with the best environment to flourish.

Currently, we manage around 200 monthly service contracts, catering to a diverse clientele that includes professional athletes, prominent politicians, attorneys, doctors, leading business owners, and upscale restaurants. Owner Jennifer Parks and her dedicated team are always ready to welcome new clients eager to create unique and breathtaking aquariums. By blending your personal style with our industry expertise, we deliver custom aquariums that are truly one-of-a-kind.

We are experts in aquarium design, meticulously planning every step to ensure a stunning display. Starting a saltwater aquarium is an exciting venture, and our comprehensive systems include custom-manufactured acrylic aquariums in various shapes, efficient life support, and stylish cabinets. We offer setups with live rock reefs, skeletal coral displays, or fabricated coral reef inserts.

We provide custom installations, consultations, and design services nationwide for residential, commercial, and institutional projects. Additionally, we can refer local service technicians or train your staff on aquarium maintenance. Our routine maintenance service is only available in Arizona.

Custom Marine Aquaria started as a modest garage venture driven by a vision. In 1999, Mark Collier parted ways with his longtime employer, Steve Poleo of The Aquarium in Phoenix, renowned for his meticulous custom aquarium installations. With Steve’s shift to wholesale supply, Mark drew upon his apprenticeship background to establish one of Arizona’s leading and highly esteemed custom aquarium enterprises.

Aquatic Environments Manufacturing, AEM, experts in aquarium design, meticulously planning the entire installation process to ensure a spectacular display. Starting a saltwater aquarium is an exciting venture, and our comprehensive aquatic systems include custom-manufactured acrylic aquariums in standard shapes, cylinders, bull nose, and bow fronts, along with aquarium cabinets and efficient life support systems. We offer a variety of setups, including live rock reef, skeletal coral displays, and fabricated coral reef inserts.

Additionally, we provide consulting services for your large aquarium projects.

Rainbow Parrotfish
Randalls Assessor Basslet
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Fish & Livestock

Our Commitment to Health

A Commitment to Health

We do our absolute best to ensure we are purchasing and subsequently selling healthy animals for your aquariums. We purchase from companies that we have been doing business with for most of our collective careers.