At 312 Design and Build, we specialise in crafting high quality new builds, renovations, and extensions tailored to your unique needs.
As a proud family owned business, we prioritise a genuine, transparent service, ensuring every client feels heard and valued. With a focus on clear communication, we expertly plan and construct spaces that are both beautiful and functional.
Our deep understanding of construction, combined with a friendly professional approach allows you to relax with confidence, knowing your vision is in capable hands.

Marius plays a dual role as an Executive Director and a seasoned Project Manager with over 20 years of experience in the construction industry. His meticulous attention to detail and strong leadership skills ensure that every project runs smoothly from start to finish. Marius excels in managing timelines, coordinating with subcontractors, and maintaining clear communication with clients, making sure that their expectations are met and exceeded.

Cristian is our creative powerhouse. With a background in architecture and interior design, he has a keen eye for detail and a passion for sustainable design. Cristian specialises in transforming client ideas into innovative and practical designs that blend functionality with aesthetic appeal.

Alice has joined our design team to give our projects the unparalleled personal touch that breathes life into the space. She is the founder of Alice Benjamin Interiors, helping clients unlock the full potential of their homes by blending personal interests, culture, and style. She also brings both creative vision and a rigorous approach to budget, process, and project management. Recognized as Women Entrepreneur of the Year in 2019, Alice is a frequent panelist at Design Chicago and serves on the advisory board of luxury brand Middleby Residential. Her work has been featured in The Wall Street Journal, Architectural Digest, Luxe Magazine, and other leading publications.

Simar has been with 312 Design and Build for over a decade, overseeing the on site execution of our projects. His hands-on approach and deep understanding of construction processes make him an invaluable asset to the team. Simar is dedicated to ensuring that every build is completed to the highest standards, and his commitment to quality craftsmanship is evident in every project he supervises.