Business Details
21 Years
experience
Your Trusted Construction Partner in Essex, MA
For over two decades, Costello Construction & Remodeling has delivered quality craftsmanship and reliable service to clients across commercial, residential, and institutional sectors. Our commitment to excellence is reflected in our comprehensive general contracting services, which prioritize client satisfaction through transparent communication and meticulous attention to detail. We actively support local economies by collaborating with regional businesses, subcontractors, and professionals while integrating sustainable practices through green building materials.Our expertise in high-efficiency systems and historic restorations ensures tailored solutions that meet both modern needs and preservation standards. With a proven track record of long-term client relationships and community engagement, we approach every projectfrom initial planning to completionwith dedication to quality and environmental responsibility.
Services
General Contracting
Commercial Construction
Residential Remodeling
Green Building
Historic Restorations
Details
- Year established: 2005
Highlights and features
- We offer 20+ years of experience in general contracting across diverse sectors.
- Our team prioritizes transparency and client communication throughout every project phase.
- We integrate green building materials and high-efficiency systems for sustainable solutions.
- Our partnerships with local businesses support community economic growth.
- Client testimonials highlight exceptional craftsmanship and reliable service delivery.
What people say
Quality craftsmanship
Thrilled with results
Excellent work
Reliable and diligent
Exceptional client communication
Services
General Contracting
We provide end-to-end general contracting for commercial, residential, and institutional projects. Our team manages every phase from planning to completion, ensuring seamless execution and adherence to client specifications. With decades of experience, we deliver tailored solutions that combine functionality, durability, and aesthetic appeal.
Commercial Construction
Specializing in commercial projects including banks, retail spaces, and manufacturing facilities. Our approach integrates high-efficiency systems and sustainable materials to create functional, code-compliant spaces that support business operations and long-term value.
Residential Remodeling
We transform homes with custom residential remodeling services, focusing on high-end finishes and privacy-conscious design. Our expertise caters to diverse client needs, from historic restorations to modern upgrades, ensuring personalized results that enhance livability and property value.
Green Building
Our green building services incorporate eco-friendly materials and energy-efficient systems to minimize environmental impact. We help clients achieve sustainability goals without compromising structural integrity or design aesthetics, supporting both local and global environmental stewardship.
Historic Restorations
We specialize in restoring historic properties using period-accurate techniques and materials. Our master craftsmen preserve architectural integrity while integrating modern amenities, ensuring timeless beauty and functional longevity for culturally significant structures.
People
Sean Costello
Owner/Operator
With over 20 years in construction, Sean leads projects with expertise in commercial and residential builds. His commitment to quality and client satisfaction drives the company's reputation for reliability and craftsmanship.
Roxanne Costello
Business Manager
Roxanne oversees client communications and project coordination, ensuring seamless service delivery. Her organizational skills and dedication to transparency support the company's client-centric approach and operational efficiency.
Questions
What types of construction projects do you specialize in?
We specialize in commercial, residential, institutional, and historic restoration projects, offering full-service general contracting from initial design to final execution.
Do you offer sustainable building options?
Yes, we provide green building materials and high-efficiency systems to reduce environmental impact while maintaining structural integrity and design quality.
How do you ensure client satisfaction during projects?
We maintain transparent communication, detailed planning, and regular updates throughout every phase, ensuring alignment with client expectations and timely issue resolution.
What areas do you serve?
We primarily serve Essex County, MA, with experience in Manchester, Gloucester, and out-of-state projects including Darien, CT and South Carolina.
Are you licensed and insured for construction work?
Yes, we are a fully licensed Massachusetts general contracting firm with proper insurance coverage for all projects.
Can you handle historic property renovations?
Our team specializes in historic restorations, using period-correct materials and techniques to preserve architectural heritage while meeting modern standards.
