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Rating for THE INSTITUTION OF MECHANICAL ENGINEERS

85/100 Clarity Score · 3 stars · Charity Commission filings · How we score

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85/100

Clarity score

Good

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London · UK-wide · SW1H 9JJ Reg 206882 Registered charity Official website Charity Commission register

Mission

THE INSTITUTION OF MECHANICAL ENGINEERS is a registered UK charity (206882) working in children & youth across the United Kingdom. CharityCompare scores the organisation from public Charity Commission annual accounts — financial efficiency, transparency, and filing compliance — not programme outcomes.

In short: THE INSTITUTION OF MECHANICAL ENGINEERS scores 85 out of 100 (3 stars). 65% average program spend (3-year average). Filings are up to date with no major concerns.

Overview

THE INSTITUTION OF MECHANICAL ENGINEERS has a Clarity Score of 85 out of 100 on CharityCompare (3 stars, Good). Charity Commission registration number 206882. Status: Registered. Primary cause area: Children & youth. Latest accounts year 2020: total income £22m, with 65% of expenditure on charitable activities. Accounts filing: up to date. Reserves: approximately 3 months of operating costs. 1 filing concern(s) noted on this profile. Scores are independent and based on official filings — not a donation recommendation.

Data from Charity Commission register, last updated .

Overall score

85/100

3★ · Good

Cause spend

65%

3-yr avg · charitable activities

Accountability

100/100

Finance beacon

Income

£22m

Latest year 2020

Reserves

3 mo

Months of running costs

Accounts filing

On time

Charity Commission

£2.9 raised per £1 fundraising (3-yr avg) · 47% overhead · Website on register · Confidence: high

Data & confidence

Source
Charity Commission (E&W)
Accounts year
2020
Filing date
2026-06-24 00:00:00.0000000
Profile reviewed
2026-06-24

High confidence — complete filing data

Scores reflect the latest annual accounts on the register. Impact, leadership, and culture beacons require information beyond public filings.

Beacon report

Detailed accountability and finance metrics from Charity Commission filings — structured for transparency in our four-beacon report.

Accountability & Transparency

Baseline trust from filing discipline, board oversight, and declared governance policies.

100/100

Accountability & Transparency metrics for THE INSTITUTION OF MECHANICAL ENGINEERS
Metric Score Value
Filing history (5 years)

100% on-time over five years = 15 pts · one late filing = 5 pts · two or more = 0 pts.

100% 15/15 pts
Trustee oversight

Three or more trustees on the register = 15 pts · one or two = 0 pts (governance red flag).

100% 11 trustees · 15/15 pts
Declared policies

Safeguarding (4) · conflict of interest (3) · volunteer management (3) — from Charity Commission annual return.

100% 10/10 pts

Financial Health

Stability and solvency — reserves, revenue trend, and debt from Charity Commission accounts.

100/100

Financial Health metrics for THE INSTITUTION OF MECHANICAL ENGINEERS
Metric Score Value
Reserves (months of cash)

3–24 months = 15 pts · 1–3 months = 7 pts · under 1 month or over 3 years (hoarding) = 0 pts.

100% 3 months · 15/15 pts
Income stability / growth

Positive or stable three-year revenue trend = 10 pts · sustained decline = 0 pts.

100% 10/10 pts · 3-year average
Liabilities to assets

Low debt (< 30% liabilities to assets) = 5 pts · high debt = 0 pts.

100% 20% · 5/5 pts

Financial Efficiency

How efficiently funds reach the cause — program spend and fundraising cost ratios.

25/100

Financial Efficiency metrics for THE INSTITUTION OF MECHANICAL ENGINEERS
Metric Score Value
Program expense ratio

≥ 75% on charitable activities = 10 pts · 60–75% = 5 pts · below 60% = 0 pts.

50% 65% · 5/10 pts (3-year average)
Fundraising efficiency

Spends ≤ £0.20 to raise £1 = 10 pts · £0.21–£0.35 = 5 pts · above £0.35 = 0 pts (fundraising cost ÷ income).

0% 35p per £1 income · 0/10 pts (3-year average)

Community Support

Grassroots backing from Charity Commission workforce data — volunteers vs paid staff.

100/100

Community Support metrics for THE INSTITUTION OF MECHANICAL ENGINEERS
Metric Score Value
Volunteer-to-staff ratio

More volunteers than paid staff = 10 pts · equal mix = 5 pts · no volunteers = 0 pts.

100% 5,217 volunteers / 222 staff · 10/10 pts

How we calculate beacon scores →

Clarity Score

85/100 total · Good · 3 of 4 stars

Four pillars (40 + 30 + 20 + 10 points) from Charity Commission filings — see methodology for full weightings.

100/100
Accountability & Transparency
100/100
Financial Health
25/100
Financial Efficiency
100/100
Community Support

Accountability & Transparency

Baseline trust from filing discipline, board oversight, and declared governance policies.

100/100

Filing history (5 years)15/15 pts
Trustee oversight11 trustees · 15/15 pts
Declared policies10/10 pts

Financial Health

Stability and solvency — reserves, revenue trend, and debt from Charity Commission accounts.

100/100

Reserves (months of cash)3 months · 15/15 pts
Income stability / growth10/10 pts · 3-year average
Liabilities to assets20% · 5/5 pts

Financial Efficiency

How efficiently funds reach the cause — program spend and fundraising cost ratios.

25/100

Program expense ratio65% · 5/10 pts (3-year average)
Fundraising efficiency35p per £1 income · 0/10 pts (3-year average)

Community Support

Grassroots backing from Charity Commission workforce data — volunteers vs paid staff.

100/100

Volunteer-to-staff ratio5,217 volunteers / 222 staff · 10/10 pts

Revenue & expenses

Latest filed year 2020 · Source: Charity Commission annual accounts

THE INSTITUTION OF MECHANICAL ENGINEERS revenue and expenses for 2020
Category Amount % of spend
Total income £22m
Total expenditure £21m
Charitable activities £13m 63%
Fundraising £7.7m 37%
Governance & admin £441k 2%
63%On charitable activities

Where the money goes

Latest accounts (2020) · £21m spent

  • Charitable activities63%
  • Fundraising37%
  • Governance2%

Trust indicators

Pulled from the Charity Commission register — filing behaviour, board size, and workforce where reported.

  • Accounts filed on time

    up to date · last filing 2026-06-24 00:00:00.0000000

  • Trustee board size (3–12)

    11 trustees on the Charity Commission register

  • Workforce on register

    222 employees · 5,217 volunteers (24:1 volunteer-to-staff)

Fundraising Regulator

Status not yet checked

Separate from our financial scores — shows whether the charity follows the Code of Fundraising Practice.

Check Fundraising Regulator →

Official register

Reg 206882

Full trustee list, accounts, and regulatory history on the Charity Commission.

View on Charity Commission →

Trustees & officers

  • Dr David Nowell CEng since 2019
  • Dr Richard Charles Bartlett Judge CEng since 2021
  • Joshua Thomson-Smith since 2023
  • Matthew Garside since 2023
  • Simon Evans since 2023
  • Ruth Shilston since 2023
  • Abbey Addison since 2023
  • Chris Chong since 2023
  • Darren Sharpe since 2024
  • Adrian Waldock since 2024
  • Lisa Norcross since 2025
How we score charities +

The Clarity Score is a 100-point rating from UK Charity Commission data. Four pillars — Accountability & Transparency (40), Financial Health (30), Financial Efficiency (20), and Community Support (10). A statutory inquiry sets the score to 0 automatically.

Full methodology →

Accountability & Transparency

Scored from filings

40 points — filing history (15), trustee oversight (15), declared policies (10).

Financial Health

Scored from filings

30 points — reserves (15), income stability (10), liabilities to assets (5).

Financial Efficiency

Scored from filings

20 points — program expense ratio (10), fundraising efficiency (10). Kept at 20% to avoid punishing legitimate infrastructure costs.

Community Support

Scored from filings

10 points — volunteer-to-staff ratio from Charity Commission workforce data.

Overall score

Sum of all pillar points. Translated to stars: 90–100 Exceptional (4★), 75–89 Good (3★), 60–74 Needs improvement (2★), below 60 Poor (1★).

Five-year trends

£0k £8200k £16400k £24600k £32800k 2020 2021 2022 2023 2024 Income 2020: £21,929k Spending 2020: £20,981k Cause spend 2020: £13,307k Income 2021: £22,602k Spending 2021: £21,863k Cause spend 2021: £14,838k Income 2022: £28,710k Spending 2022: £28,523k Cause spend 2022: £17,163k Income 2023: £30,248k Spending 2023: £29,065k Cause spend 2023: £19,065k Income 2024: £31,922k Spending 2024: £32,627k Cause spend 2024: £22,216k
  • Income
  • Spending
  • Cause spend

Values in £ thousands · Source: Charity Commission accounts

Key facts

Overall score
85/100 (3★)
Income
£22m
Cause spend
65% of expenditure
Reg number
206882
Scope
UK-wide
Reserves
3 months
Trustees
11
Accounts year
2020
Filing
up to date

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Red flags

Frequently asked questions

Common questions about THE INSTITUTION OF MECHANICAL ENGINEERS's rating, finances, and Charity Commission status.

What is THE INSTITUTION OF MECHANICAL ENGINEERS's charity rating? +

THE INSTITUTION OF MECHANICAL ENGINEERS scores 85 out of 100 on CharityCompare (3 stars — Good). The Clarity Score V1 sums four pillars from Charity Commission filings: Accountability & Transparency (40 pts), Financial Health (30), Financial Efficiency (20), and Community Support (10).

Is THE INSTITUTION OF MECHANICAL ENGINEERS a legitimate UK charity? +

Yes — THE INSTITUTION OF MECHANICAL ENGINEERS is registered with the Charity Commission for England and Wales under registration number 206882. You can verify the entry on the official register.

What is THE INSTITUTION OF MECHANICAL ENGINEERS's Charity Commission registration number? +

THE INSTITUTION OF MECHANICAL ENGINEERS's registration number is 206882. Official register: https://register-of-charities.charitycommission.gov.uk/en/charity-search/-/charity-details/206882

How much income does THE INSTITUTION OF MECHANICAL ENGINEERS receive? +

THE INSTITUTION OF MECHANICAL ENGINEERS reported £22m total income in its 2020 accounts, based on Charity Commission filings. Five-year trend: declining.

What percentage of THE INSTITUTION OF MECHANICAL ENGINEERS's spending goes to charitable activities? +

Approximately 65% of total expenditure went to charitable activities in the latest filed year. Fundraising was 35% and combined overhead (fundraising plus governance) was 47%.

Are THE INSTITUTION OF MECHANICAL ENGINEERS's accounts up to date? +

Filing status: up to date (last filing 2026-06-24 00:00:00.0000000). CharityCompare flags late or missing accounts separately from the financial score.

Where is THE INSTITUTION OF MECHANICAL ENGINEERS based? +

THE INSTITUTION OF MECHANICAL ENGINEERS is listed at London · UK-wide · SW1H 9JJ and operates UK-wide, focused on children & youth.

How does CharityCompare score THE INSTITUTION OF MECHANICAL ENGINEERS? +

We analyse Charity Commission annual accounts using three-year averages for program expense, fundraising efficiency, and overhead; working capital from reserves vs average expenditure; liabilities-to-assets from the latest balance sheet when available. Impact, leadership, and culture beacons are not yet assessed from public data alone. See our methodology for weights and thresholds.

Does CharityCompare recommend donating to THE INSTITUTION OF MECHANICAL ENGINEERS? +

No. CharityCompare provides independent scores and facts from official filings. We do not tell you where to donate or earn commission from charities.

How can I compare THE INSTITUTION OF MECHANICAL ENGINEERS with other charities? +

Use our free compare tool to put THE INSTITUTION OF MECHANICAL ENGINEERS side-by-side with other UK charities on scores, finances, and filing status.