Committed to quality. Focused on excellence.
A Staines-based civil engineering and infrastructure contractor delivering power, fibre, solar and groundworks projects across the South East and nationwide.


Built in Staines. Working nationwide.
Petroff Ltd was established in 2021 and is based at Staines One, near Heathrow. What started as a civil engineering and surfacing business now delivers power infrastructure civils, fibre networks, solar farm construction and groundworks for clients across the South East and the whole of the UK.
Our mission is simple: committed to quality, focused on excellence. We bring the expertise, workforce and equipment to get demanding infrastructure projects built to exceptional standards and to programme deadlines.
Growing the right way.
From a local civils and surfacing contractor to a trusted partner on major power, fibre and solar programmes.
Petroff Ltd is founded
The company is established in Staines, Surrey, starting out in civil engineering and surfacing.
O2 sustainable infrastructure contract
Awarded an O2 contract for a sustainable infrastructure project, which received industry recognition for its contribution to environmental and community sustainability.
Triple ISO certification
Achieved UKAS-accredited ISO 9001, ISO 14001 and ISO 45001 certification for quality, environmental management, and health & safety.
Power, fibre and solar at scale
Phase 2 of Beeston Park in Norwich is underway, and our teams recently completed the mechanical construction of the 50MW Hulam Farm solar farm ahead of programme.
The contractor you want on your site.
We turn up, keep you informed and deal with problems before they become yours.
Quality
Rigorous standards and attention to detail on every job.
Safety
Safe working comes first, for our teams, your staff and the public.
Sustainability
Environmentally responsible methods that reduce waste and carbon.
Collaboration
We work closely with clients, stakeholders and our supply chain.
Efficiency
Streamlined processes for cost-effective, on-time results.
Certified to the standards that matter.
ISO 9001
Quality management, certified by ISOQAR under UKAS accreditation.
ISO 14001
Environmental management, certified by ISOQAR under UKAS accreditation.
ISO 45001
Occupational health & safety, certified by ISOQAR under UKAS accreditation.
Constructionline Gold
Verified Constructionline Gold member.
SSIP
Safety Schemes in Procurement accredited.
Acclaim Accreditation
Health & safety assessed through Acclaim Accreditation.
The people behind Petroff.
Alexei Petrov
Company Director
Richard Harrington
Operations Director
Let's build something together.
Tell us about your next project.
