Workspaces, built properly
Leading Specialists in Office Refurbishment, Commercial Fit Outs & Mezzanine Floors
As commercial fit out contractors based in Portsmouth, we deliver organised, high quality refurbishments and full internal transformations supported by clear communication and reliable on site project management.
Free site visit and itemised quote. We reply within one working day.

Why Choose Commercial Building Solutions?
Commercial Fit Out & Refurbishment Specialists on the South Coast
Experience You Can Rely On
We’ve been delivering commercial refurbishments and workspace upgrades since 2013, with an approach built around clear communication and reliability.
Turnkey, End-to-End Delivery
From design to installation, we manage every stage of your project so you get a streamlined, stress-free experience.
Minimal Disruption to Your Business
Our teams specialise in live site working, ensuring your operations stay running safely throughout the project.
What We Do
Select any service below to learn more about what we do and how we can help your project move forward.
Areas We Cover
We deliver commercial building projects across Hampshire and Sussex, working from our Portsmouth base.
Our Work
A snapshot of our recent commercial projects. Swipe through to view more work and full case studies.
What Our Clients Say
Commercial Building Solutions LTD undertake works to a first-rate standard with good attention to detail. Their proactive approach to communication enables us as Project Managers to effectively resolve issues in a timely manner.
I have worked with Commercial Building Solutions on several refurbishment projects and they have consistently delivered quality work safely, on time, on budget, with good communication and dealing proactively with any unforeseen issues.
Commercial Building Solutions have provided Glanvilles with a range of building and supply services over many years. Steve and his team are always reliable friendly and eager to advise on the projects we undertake. We have no hesitation in recommending them.
What Clients Often Ask
What types of commercial projects do you deliver?
We deliver a wide range of commercial building projects including fit outs, refurbishments, mezzanine floors, partitions, ceilings, flooring and electrical and mechanical works.
Who do you work with?
We work with business owners, landlords, managing agents and consultants across a range of commercial and industrial sectors.
Do you manage projects from start to finish?
Yes. We provide fully managed project delivery, coordinating all trades and works from initial survey through to final handover.
Can you work in occupied buildings?
Yes. We regularly work in live environments and plan works carefully to minimise disruption to staff, tenants and daily operations.
Do your works meet Building Regulations and compliance requirements?
Yes. All works are delivered in line with current Building Regulations and relevant compliance requirements, with certification provided where applicable.
What areas do you cover?
We are based in Portsmouth and deliver commercial building services across Hampshire and the South Coast, with the ability to work on projects up and down the country.
How do I get started?
Simply contact our team to arrange a site visit or initial discussion. We will assess your requirements and provide clear advice on the best way forward.
Accreditations
We are fully qualified and trained in both physical first aid and mental health first aid.
We are PASMA certified tower users.



Our Process
Site Visit and Consultation
We assess your space, discuss your requirements and identify the most practical solution for your project.
Clear Quotation and Programme
You receive a clear, itemised quotation and programme so you know exactly what is included and how the works will be delivered.
Managed Delivery and Handover
Our team manages the works from start to finish, delivering a compliant, high quality result with minimal disruption.
Ready to Transform Your Workspace?
We support businesses with office refurbishments, interior updates, relocations, partitions, ceilings, flooring and full project management.
Contact us today to discuss your requirements and get expert guidance from our team.
- We call you backWithin one working day, to understand what you need.
- Free site visitWe survey the space and talk through options with you.
- Itemised quoteA clear, no-obligation quote and programme.
