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Business Details
35 Years
experience
Trusted Window & Door Replacement Experts in Los Alamitos
Established in 1991, Seaport Windows and Doors has built a reputation as a trusted leader in window and door replacement solutions. Our family-owned business prioritizes customer satisfaction through personalized service, combining over three decades of industry expertise with a commitment to quality craftsmanship. We specialize in recommending tailored products that align with individual client needs, budgets, and property aesthetics, ensuring complete project fulfillment from consultation to installation.

Our team of seasoned professionals utilizes premium materials and advanced installation techniques, backed by comprehensive manufacturer warranties and a dedication to post-service support. With a focus on energy efficiency, durability, and aesthetic enhancement, we serve homeowners across Southern California, fostering long-term relationships through transparency, accountability, and exceptional results.
Services
Replacement Windows Patio Doors Bi-Folding Doors Entry Doors Exterior Siding
Details
  • Year established: 1991
Highlights and features
  • We offer 32+ years of specialized expertise in window and door replacement.
  • Our personalized approach ensures solutions tailored to your unique needs and budget.
  • We use premium materials and advanced installation techniques for lasting results.
  • Our team provides transparent communication throughout every project phase.
  • We maintain long-term client relationships through post-installation support and warranties.
What people say
World-class customer service Professional and courteous crews Competitive pricing Impeccable daily cleanup Expert problem-solving
Services
Replacement Windows
Our replacement windows enhance energy efficiency, security, and curb appeal while preserving architectural integrity. Customizable options include double-hung, casement, and geometric designs. Expert installation ensures seamless integration with your home's structure.
Bi-Folding Doors
Bi-folding doors create seamless indoor-outdoor transitions with durable, weather-resistant materials. Our designs maximize natural light and space flexibility for modern living. Precision engineering ensures smooth operation and longevity.
Entry Doors
Upgrade your home's entrance with secure, stylish entry doors available in fiberglass, steel, or wood. Custom finishes and hardware options complement diverse architectural styles. Enhanced insulation improves energy efficiency.
Patio Doors
Patio doors combine functionality with elegance, featuring low-maintenance materials and expansive glass panels. Options include sliding and French-style configurations for improved accessibility and natural light.
Exterior Siding
Durable exterior siding solutions protect against weather damage while enhancing visual appeal. We offer low-maintenance vinyl and fiber cement options in various textures and colors for cohesive home aesthetics.
People
Alex D. Herrera
Founder and President
With 45 years in construction and 32 years leading Seaport Windows and Doors, Alex combines industry expertise with hands-on management. A USC graduate, he prioritizes quality craftsmanship and customer relationships.
Tara Christopher
Business Manager
Tara brings 20+ years of business management experience to Seaport Windows and Doors. She oversees operations and customer service, ensuring seamless project execution since joining in 2013.
Questions
What window and door brands do you install?
We work with top manufacturers including JELD-WEN, Plastpro, Emtek, and Milgard to provide diverse quality options.
Do you offer free consultations?
Yes, we provide complimentary in-home consultations to assess your specific needs and budget.
Are financing options available?
Yes, we offer financing solutions to help homeowners invest in quality replacements affordably.
What areas do you service?
We serve Los Alamitos, Long Beach, Huntington Beach, and surrounding Southern California communities.
Do you provide warranties?
All installations include full manufacturer warranties and detailed documentation for your records.
How long does installation take?
Project timelines vary by scope but typically complete within scheduled windows while maintaining quality standards.