Interserve headquarters details
- Street address
- Ruscombe Park
- City
- Twyford
- State / region
- England
- ZIP / postal code
- rg10 9ju
- Country
- United Kingdom
- Phone
- +44 118 932 0123
- Founded
- 1884
- Website
- interserve.com
- Stock
- LSE: IRV
- linkedin.com/company/interserve
Location map
Open in Google MapsAll Interserve office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Twyford HQ | England | United Kingdom | Headquarters |
Showing the headquarters of 46 recorded locations. See every location in GraphIQ →
About Interserve
Interserve (LSE: IRV) is headquartered in Twyford, England, United Kingdom. Founded in 1884, the company has 46 recorded locations across 4+ countries and employs approximately 34,721 people worldwide.
Where is Interserve's main office?
Interserve's main headquarters office is located at Ruscombe Park, Twyford, England rg10 9ju, United Kingdom. This is the company's primary corporate address.
Interserve regional offices
Beyond its headquarters in Twyford, Interserve has recorded locations in United Kingdom, Australia, Canada and United States.
Interserve contact information
The main switchboard for Interserve headquarters can be reached at +44 118 932 0123. Official website: interserve.com.
What does Interserve do?
Interserve PLC provides construction engineering services.
Interserve competitors & similar companies
Frequently asked questions
Where is Interserve headquarters?
Interserve's headquarters is located at Ruscombe Park, Twyford, England rg10 9ju, United Kingdom.
How many offices does Interserve have?
GraphIQ records 46 locations for Interserve across 4+ countries, as of October 2026.
What is Interserve's corporate address?
The corporate headquarters address is Ruscombe Park, Twyford, England rg10 9ju, United Kingdom.
When was Interserve founded?
Interserve was founded in 1884 and employs approximately 34,721 people.
What is Interserve's phone number?
The main phone number for Interserve headquarters is +44 118 932 0123.
How many employees does Interserve have?
Interserve has approximately 34,721 employees (GraphIQ estimate, 2026).
Is Interserve a public company?
Yes. Interserve is publicly traded on LSE under the ticker IRV.