About
Small Business Mindset, Big Business Capacity
Meet J B Construction
J B Construction has been proudly serving Cornwall for over seven years, offering top-quality renovations, new builds, and extensions. Our team of more than 16 full-time, fully qualified professionals is dedicated to delivering great results on every project. We work hard, putting in the hours week after week, to make sure our clients are satisfied. Whether it’s a small job or a big project, we combine the personal touch of a small business with the capability of a larger company, always focusing on quality, customer service, and reliability.
At J B Construction, we break away from the typical builder stereotype with by building trust through honesty and always taking responsibility. Our focus is on delivering a higher standard of quality and service, ensuring clients feel confident and supported from start to finish.
We cover the entire Cornwall area, with our team leaders holding City and Guilds qualifications and site supervisor certifications. At J B Construction, we love what we do and take pride in bringing your ideas to life, making us a trusted choice for building services.




Get to Know the Management Team
Jamie Barrett is the managing director and owner of J B Construction. He has been in the construction industry for 13 years, beginning his self-employment journey ten years ago. With experience in domestic renovations, extensions, and new builds, he has developed a wealth of expertise as a general builder. Recently completing his SMSTS site management qualifications, Jamie is a key leader at J B Construction. He is committed to ensuring every project meets high standards with careful attention to detail and is well known for his can-do, positive attitude.
Martyn Bodily is the second senior foreman, bringing 42 years of experience to JB Construction. Knowledgeable, dependable, and highly experienced, he is a key member of the team. Jamie relies heavily on Martyn for his calm demeanor and methodical approach to managing the sites under his supervision. With his SMSTS site management qualifications, combined with his deep understanding of the trade, Martyn ensures that every project under his care is completed with skill and precision.
Sophie Mitchell-Smith is Jamie's better half and partner in the business. She’s the brains behind the computer, ensuring everything runs smoothly. From client communications to technical documentation and overall organization, Sophie is always ready to assist in keeping business operations on track. Working from the newly constructed JB office!
Trust the Numbers
At JB Construction, our track record speaks for itself. Here’s a snapshot of our success and commitment to quality:
7+
Years of Service
16+
Full-Time Staff
100%
In-House Services
40+
Completed Projects