SAFETY COMPANY PROJECTS FLEET MATERIALS CAPABILITIES CAREERS CONTACT US LOGIN Contact Us Corporate Headquarters Northeast Construction Rail Division Energy Division One Spectacle Pond Road Littleton, MA 01460 MAP & DIRECTIONS EMAIL contactus@middlesexco.com TELEPHONE 978-742-4400 FAX 978-742-4455 ESTIMATING estimating.ne@middlesexco.com Southeast Region Southeast Construction Middlesex Asphalt, LLC Middlesex Paving, LLC Corridor Mining, LLC (Aggregate Sales) Rail Division 10801 Cosmonaut Boulevard Orlando, FL 32824 MAP & DIRECTIONS TELEPHONE 407-206-0077 FAX 407-206-0074 PAVING SALES pavingsales@middlesexco.com ESTIMATING estimating.se@middlesexco.com ©2021 The Middlesex Corporation SAFETY COMPANY Overview & History Leadership Awards & Recognition PROJECTS Heavy/Civil Infrastructure Transit Asphalt/Paving Energy FLEET Equipment Maintenance Sales & Rentals MATERIALS Aggregates Asphalt Manufacturing CAPABILITIES Self-Performance Alternative Delivery CAREERS Experienced Professionals Skilled Craft Students & Recent Grads Learning & Development CONTACT US

SAFETY COMPANY PROJECTS FLEET MATERIALS CAPABILITIES CAREERS CONTACT US LOGIN Health, Safety, and Environment (HSE) Safety First in Everything We Do Our unwavering commitment to safety begins with our Founder and CEO, Robert W. Pereira, who takes an uncompromising stand on safety. Robert’s philosophy led to the establishment of our Core Values, the first of which is “Safety First in Everything We Do”. Our Executive and Project teams along with our Health, Safety and Environment (HSE) professionals are dedicated to developing and sustaining a safe and healthy workplace. Our comprehensive safety programs begin the very first day during new Team Member orientation and the journey continues through every step of our Team Member’s career at the company. Safety is built into every operation we undertake; it’s in our DNA; that’s why we open every single meeting with a safety discussion. We aim for Middlesex to be one of the best places to work, with safety as the first building block. We are all united in the goal of ensuring every Team Member, and anyone working on behalf of The Middlesex Corporation, goes home safely to their family and loved ones every single day. ©2021 The Middlesex Corporation SAFETY COMPANY Overview & History Leadership Awards & Recognition PROJECTS Heavy/Civil Infrastructure Transit Asphalt/Paving Energy FLEET Equipment Maintenance Sales & Rentals MATERIALS Aggregates Asphalt Manufacturing CAPABILITIES Self-Performance Alternative Delivery CAREERS Experienced Professionals Skilled Craft Students & Recent Grads Learning & Development CONTACT US