Skip to main content
Company profiletneigroup.com ↗

Tnei

TNEI is an independent energy consultancy providing technical, strategic, environmental, and consenting advice to organisations in conventional and renewable energy sectors.

Services for Renewable Energy
Explore the company ↓Explore its lists ↓
Headquarters
Manchester, United KingdomSource: RevenueBaseRetrieved October 13, 2026
Employee range
51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded
1999Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
233 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Tnei do?

TNEI operates from offices in the UK, Ireland, South Africa, India, and the USA.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

Who it serves

TNEI serves utilities, development banks, project developers, industrial organisations and manufacturers, regulators, public sector bodies, and community groups.

What the business offers

Services & capabilities.

Energy technical studies

TNEI provides grid code compliance studies, noise assessment, and modelling of smart grid technologies.

Source: LinkedIn company description · Retrieved October 13, 2026

GIS, consenting, and energy market analysis

TNEI's technical services include GIS, consenting, and energy market analysis, supporting projects from concept to delivery.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWTnei listed #1 on Building energy consultants, October 8, 2026Open the published source list.
Tnei

#1 Building energy consultants

Snapshot: October 8, 2026

Download SVG
View live list ↗

Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated August 31, 2026, September 2, 2026, September 4, 2026, September 5, 2026, September 7, 2026, September 11, 2026, September 13, 2026, September 14, 2026, September 15, 2026, September 16, 2026, September 17, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 23, 2026, September 27, 2026, September 28, 2026, September 30, 2026, October 8, 2026, October 9, 2026, October 10, 2026 and October 11, 2026. How the company lists are built.

Help keep this profile accurate

Something changed?

Share a correction, your relationship to the company, and supporting sources. Requests are reviewed before changes are published.

Request an update ↗
Find your next account

One company is just the start.

Explore more companies by name, headquarters and business focus.

Explore company profiles →