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the Perfect Space for your family

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London’s #1

Rocko - Highly Professional, Trusted

Rocko Construction, 3 decades of proven success in Delivering quality Loft Conversions & House Extensions, that are 100% always delivered on time & on budget 

Our dedicated team of experts provide London families (just like yours) with the very best in customer experience, value for money & quality building – literally guaranteeing your complete satisfaction

London’s #1

Making Your Dreams, Real

We offer you a complete rend to end service from Planning & interior design to Extensions, Loft Conversions to Kitchen renovations, we pride ourselves on generating beautiful spaces & more so…. happy families.

why choose us

friendly, customer centric service

We work 1-2-1 with you to ensure you end up with the perfect space that 100% fulfills your vision & dreams

design services

From Architects drawings, to assistance with Council planning regulations, to full interior design service … to the build… to painting & decorating, we’re a full end to end service

superior workmanship

Our professional team of 24 expert craftsmen are specialists in both design, domestic building & construction

fully accredited

From our recent awards, 10/10 on Trust pilot to our Accreditations, rest assured your working with professionals

transparent pricing

The “Rocko Happiness System” which includes sign off at each of the build phases (you’ll only every release payments when 100% happy at every stage of build) Guaranteeing happiness

honest expert advice

Honest, trustworthy Expert advice on the all latest products & building technology. Design & eco-friendly building advice is completely integrated within all our projects

our building services

Convert The Loft!

Looking to Convert that unused space in the Loft?

Converting your loft is one of the most cost-effective ways to add that much need family space to your home… or add an extra bedroom or two.

Looking for inspiration? Take a look at some of our recent Loft Conversion projects

View portfolio

book a free

consultation & design visit

our services & gallery

New Builds

We have the skills and expertise required to deliver building projects on-time, in budget and with zero defects.

Learn More

our senior leadership team

rokas milkonas

managing director

The boss… With over 35 years experience in the domestic construction trade; owner Rokas Milkonas is obsessed with quality building & customer satisfaction

greg dore

senior project manager

With 24 completed Construction projects to his name over the last 7 years alone, Greg makes sure that every Customer project is delivered on time and on budget

jeff adams

customer satisfaction

After 17 years working as Head of Customer Satisfaction Jeff is dedicated to a friendly experience & focused on providing 100% customer satisfaction

karolina gonciarz

interior design

Karolina Gonciarz is our talented interior designer with more than 12 years experience remodeling family homes, luxury residences, & rental properties in & around London

rokas milkonas

managing director

The boss… With over 35 years experience in the domestic construction trade; owner Rokas Milkonas is obsessed with quality building & customer satisfaction

greg dore

senior project manager

With 24 completed Construction projects to his name over the last 7 years alone, Greg makes sure that every Customer project is delivered on time and on budget

jeff adams

customer satisfaction

After 17 years working as Head of Customer Satisfaction Jeff is dedicated to a friendly experience & focused on providing 100% customer satisfaction

karolina gonciarz

interior design

Karolina Gonciarz is our talented interior designer with more than 12 years experience remodeling family homes, luxury residences, & rental properties in & around London

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