Home Company Services Projects Customers More Site Development Site Development & Excavation - Critical expertise for this critical phase. As our extensive customer list demonstrates, Brennan’s full service approach to a project, including excavation, road building, utility installation, and paving is a 100-year cornerstone of our business. We develop relationships as eagerly as we develop sites – our customer testimonials make that apparent, year after year after year. Services include: Rock removal Shoring, sheeting, and stabilization measures Paving, milling, and parking lot rehabilitation Site concrete Dewatering Environmental site remediation Building demolition - Class A License Our own material resource center. Material management is key when allocating material excess or shortage for any project. Operating our own material resource center allows us to plan and control costs more effectively than our competition. As you know, this can make or break the timetable or budget of any site development. Not just fully prepared - highly trained. Site Development & Excavation is the all-important first phase of any project – we take that phase seriously. That’s why Brennan is also fully licensed to perform all tasks required, from demolition through site development. A further reason for customers to believe in us to get their project started with the right team. Proper Evaluation = Proper Excavation Over 120 years have taught us a few things about what’s best for each project. We know what to look for, what to ask, and how best to ensure an efficient and streamlined construction process. We thrive on the complex projects - the more challenging, the better! We invite you to contact us for a precise evaluation of your needs. Out of gallery (203) 929-6314 ©2021 by John J. Brennan Construction Co., Inc.

Home Company Services Projects Customers More Customers Quality Performance = Quality Results Reputation builds upon itself through performance, and it’s our reputation that keeps our customers happy. As a result, they are willing to hire us back to meet the next set of challenges. Working with these customers, Brennan has honed our skills on multiple projects with unique circumstances and requirements, i.e hospitals and universities, with tight work spaces, strict schedules and specific environmental needs. Major Customers include: ACV Enviro Aquarion Water Avangrid/Iberdrola - United Illuminating Clean Harbors Connecticut Water Company Dimeo Construction Company Eversource Lockheed Martin PSE&G Power LLC Regional Water Authority Skanska USA Building State of Connecticut Department of Administrative Services Department of Transportation Southern CT Gas Turner Construction Company Yankee Gas Additionally, Brennan performs services for various local Municipalities, including: Ansonia Derby Naugatuck Shelton Seymour Stratford West Haven Weston (203) 929-6314 ©2021 by John J. Brennan Construction Co., Inc.