# Mainline Environmental Services LLP

Mainline Environmental Services LLP is a tradesperson in Welwyn Hertfordshire. Rated 5.0/5 from 40 public reviews across 1 named source. This is the MyTrustedTraders public-evidence profile — independent reviews, credentials and registry data cross-checked across named sources, with no ads and no paid placement.

## About
Mainline Environmental Services LLP** have been working in the electrical installations sector for over 12 years and carry out all aspects of domestic and...

## Public review evidence (by source)
| Source | Average rating | Reviews |
| --- | --- | --- |
| TrustATrader | 4.9/5 | 40 |

_Per-source review counts may overlap — they need not sum to the 40 cross-checked total above._

## In customers' own words
_Verbatim quotes from this trader's public reviews, each attributed to its source:_
> "Amazing job completed. Worked to a very high standard doing 2 x HMO properties."
> — Beant Singh (5.0, via TrustATrader)

> "I would highly recommend Lee. He did all the work to a great standard and was all finished really quickly! I’m very happy with all the works he’s done."
> — Jordan (5.0, via TrustATrader)

> "We had the pleasure of working with Lee who was friendly, knowledgeable and very reasonably priced. I will continue to use Lee for all electrical works in the future and will happily refer to friends & family."
> — Kelly (5.0, via TrustATrader)

## Independent verification
_What MyTrustedTraders independently checked for this business (verified items only):_
- Review volume: MTT is showing 40 public reviews on this profile. (via TrustATrader)
- Source profile spread: MTT is showing 2 source profiles for this trader. (via TrustATrader)
- Business identity: MTT is showing public business identity data with operating status unknown. (via MyTrustedTraders public listing)
- Contact phone: MTT is showing a public phone contact on this profile. (via MyTrustedTraders public listing)
- Website: MTT is showing a public website for this trader. (via MyTrustedTraders public listing)

Full verification checklist: https://mytrustedtraders.com/traders/mainline-environmental-services-llp/checks

## Credentials & sources
- Verified credentials on file: 0
- Companies House status: unknown
- Evidence held from: TrustATrader
- Public evidence last checked May 2026

## Contact
- Phone: 07307206440
- Website: https://www.mainlineelectrical.co.uk

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Source: MyTrustedTraders — https://mytrustedtraders.com/traders/mainline-environmental-services-llp
Real public evidence only: every figure traces to a named source and is cross-checked. If a source does not carry a field, it is not shown.