Small Commercial Fit-Outs
Practical upgrades and fit-out improvements for independent businesses — cafés, studios, clinics and retail.
Consultancy · Coordination · Project Management
We build more than spaces. We build confidence.
Founded by an architect, property owner and experienced short-term rental operator — Built Up Konzept bridges the gap between property owners and the construction industry.
Leak investigationsDamp & defect diagnosisKitchen & bathroom refurbishmentShort-let optimisationExtensions & planningRental maintenance
What we do
Consultancy, coordination and project management — under one roof.
From an unexpected roof leak to a full refurbishment of your short-term rental, we help owners make informed decisions, avoid costly mistakes and turn ideas into successful projects.
Building Defects & Maintenance
Water leaks, damp, roof defects and preventative maintenance — diagnosed early and resolved by the right specialists.
Learn moreRefurbishment & Renovation
Kitchens, bathrooms, short-let optimisation and full property refurbishments — managed from first measure to final clean.
Learn moreExtensions & Planning Development
Feasibility, planning permission and coordination with architects and engineers to unlock your property's potential.
Learn moreEnd-to-End Project Management
One dedicated point of contact coordinating contractors, engineers, budget and programme through to completion.
Learn moreMaintenance for Rentals & Agencies
On-call maintenance team for short-term rental operators, estate agents and small management firms — predictable, fast, accountable.
Learn moreWho we work with
Built for landlords, investors and small operators.
We specialise in supporting people who own and run property as a business — without the overhead of a large in-house team.
- Landlords
- Buy-to-let investors
- Short-term rental operators
- Small property management companies
- Independent developers
- Small businesses upgrading premises
Selected projects
Real outcomes for real owners.
A small selection of recent commissions — landlords, short-let operators and private investors across London.
Clapham, SW4
Short-let optimisation & basement studio
Refurbishment · Fit-out · Maintenance handover
Repositioning of a tired short-term rental: full repaint, replanned bathroom, basement converted into a compact studio gym. Now achieving higher nightly rates with predictable upkeep.
- Duration
- 8 weeks
- Value
- £42k
- Client
- STR operator
Islington, N1
Kitchen & bathroom refurbishment
Design · Trades coordination · Snagging
Period flat refurbished between tenancies — reconfigured layout, durable specification chosen for rental wear, delivered to a fixed programme so the unit was re-let on schedule.
- Duration
- 10 weeks
- Value
- £68k
- Client
- BTL landlord
Dulwich, SE22
Rear extension & planning coordination
Planning · Design team · Build management
Single-storey rear extension from concept through planning to handover. We coordinated the architect, structural engineer and contractor — owner had one number to call.
- Duration
- 16 weeks
- Value
- £95k
- Client
- Private investor
Trusted network
All the expertise your project needs, brought together.
We don't just give advice and leave you to organise the rest. Through our in-house network and long-standing industry partners, we assemble the right team at the right time — so you have one dedicated point of contact and no chasing.
- Structural Engineers
- Building Surveyors
- Experienced Builders
- Plumbers
- Electricians
- Specialist Contractors
- Architects & Designers
- Planning Consultants
- Quantity Surveyors
How we work
You don't have to navigate your project alone.
01
Listen & assess
We walk the property, understand the brief and your constraints — whether that's a leaking roof or a planning ambition.
02
Diagnose & plan
Practical, costed options. We bring in the right specialists — surveyors, engineers, planning consultants — only where needed.
03
Coordinate & deliver
We manage contractors, schedules and budgets. One point of contact, weekly reporting, no chasing multiple trades.
04
Aftercare
Snagging signed off, warranties handed over, and an ongoing maintenance team ready when you need them.
Our promise
Because successful projects start with the right partner.
As architects, property owners and investors ourselves, we know the challenges our clients face — unexpected maintenance, planning complexity, finding reliable contractors and protecting the value of their investments. Our role is to simplify all of it.
- Clear guidance
- Practical solutions
- Trusted coordination
- Verified and qualified contractors
1
Dedicated point of contact
9+
In-house specialist disciplines
48h
Average response time
Let's build better, together
Tell us about the property.
Emergency repair, refurbishment, extension or ongoing maintenance — we'll respond within one working day with practical next steps.
- +44 (0)20 0000 0000
- hello@builtupkonzept.co.uk
- London, United Kingdom