# Mechanical installations (CPV 45350000) · UK Public Procurement Sector Dossier

Source: [Tenderline](https://tenderline.uk/sectors/mechanical-installations-45350000). UK public procurement sector intelligence compiled from official UK procurement notices.

> **Tenderline Sector Summary:** Mechanical installations (CPV 45350000) covers UK public procurement for Mechanical installations. Tracked across 146 published procedures (86 in the last 12 months) across 94 contracting authorities, with 19 live opportunities open for bidding right now.

## Key Sector Information

- **Sector:** Mechanical installations

- **CPV Code:** `45350000`

- **Classification Level:** CPV Class (4-digit sub-sector)

- **Parent Division:** [Construction & Civil Engineering (CPV 45000000)](https://tenderline.uk/sectors/construction-civil-engineering-45000000)

- **Live Open Tenders:** 19

- **Notices in Last 12 Months:** 86

- **Total Catalogue Procedures:** 146

- **Active Contracting Authorities (12m):** 44 (94 lifetime)

- **Typical Tender Window:** 30 days (median, notice publication to submission deadline)

- **Tenderline Sector Dossier:** https://tenderline.uk/sectors/mechanical-installations-45350000

- **Sector RSS Feed:** https://tenderline.uk/sectors/mechanical-installations-45350000/feed.xml

## Market Competition & Pricing Benchmarks

- **Typical Bids per Lot:** 6 bids (middle half 4–7) (median of 2 procedures, 36 months, contracts)

- **Typical Contract Value (Net):** £102k (median net contract award; interquartile range £64k–£268k)

- **Deadline to Award Decision:** 55 days (median)

- **SME Win Rate:** 70% of declared awards won by small & medium enterprises

- **Local Win Rate:** 86% of awards won by suppliers registered in the delivery region

## Other Classes in Construction & Civil Engineering

1. [Building construction work (CPV 45210000)](https://tenderline.uk/sectors/building-construction-work-45210000): 1,618 notices/12m

2. [Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork (CPV 45230000)](https://tenderline.uk/sectors/construction-work-for-pipelines-communication-and-power-line-45230000): 889 notices/12m

3. [Roof works and other special trade construction works (CPV 45260000)](https://tenderline.uk/sectors/roof-works-and-other-special-trade-construction-works-45260000): 880 notices/12m

4. [Other building completion work (CPV 45450000)](https://tenderline.uk/sectors/other-building-completion-work-45450000): 706 notices/12m

5. [Electrical installation work (CPV 45310000)](https://tenderline.uk/sectors/electrical-installation-work-45310000): 699 notices/12m

6. [Building demolition and wrecking work and earthmoving work (CPV 45110000)](https://tenderline.uk/sectors/building-demolition-and-wrecking-work-and-earthmoving-work-45110000): 464 notices/12m

## Live Open Tender Opportunities

Currently open for bidding in Mechanical installations (soonest deadline first):

1. [Boiler & Mechanical Specialist Remedials, Minor Works and New Installations](https://tenderline.uk/tenders/boiler-mechanical-specialist-remedials-minor-works-and-new-installations-ocds-h6vhtk-0782fa): £250,000 · Deadline: 10 Nov 2026 · KENT COMMUNITY HEALTH NHS FOUNDATION TRUST

## Leading Contracting Authorities in this Sector

Top public sector buyers procuring Mechanical installations work:

1. [Hampshire County Council](https://tenderline.uk/buyers/hampshire-county-council-ons-e10000014): 33 notices (33 in last 12m)

2. [Nuclear Restoration Services Limited](https://tenderline.uk/buyers/nuclear-restoration-services-limited-gov-ot1400): 7 notices (3 in last 12m)

3. [The Mayor and Commonalty and Citizens of the City of London](https://tenderline.uk/buyers/the-mayor-and-commonalty-and-citizens-of-the-city-of-london-GB-PPON-PYQD-1693-MYXR): 4 notices (4 in last 12m)

4. [Arc Property Services Partnership Limited](https://tenderline.uk/buyers/arc-property-services-partnership-limited-coh-10074366): 3 notices (3 in last 12m)

5. [London Borough of Richmond upon Thames](https://tenderline.uk/buyers/london-borough-of-richmond-upon-thames-ons-e09000027): 3 notices (3 in last 12m)

6. [City & County of Swansea](https://tenderline.uk/buyers/city-county-of-swansea-GB-PPON-PYYD-8699-BJGD): 2 notices (0 in last 12m)

7. [Croydon Health Services NHS Trust](https://tenderline.uk/buyers/croydon-health-services-nhs-trust-nhs-rj6): 2 notices (0 in last 12m)

8. [Hull City Council](https://tenderline.uk/buyers/hull-city-council-ons-e06000010): 2 notices (2 in last 12m)

## Delivery Geography (ITL-1 Regions)

Distribution of published procurement notices by UK delivery region:

1. [South East England](https://tenderline.uk/regions/south-east): 43 notices (38%)

2. [Greater London](https://tenderline.uk/regions/london): 19 notices (17%)

3. [East of England](https://tenderline.uk/regions/east-of-england): 17 notices (15%)

4. [East Midlands](https://tenderline.uk/regions/east-midlands): 14 notices (13%)

5. [North West England](https://tenderline.uk/regions/north-west): 13 notices (12%)

6. [Yorkshire and the Humber](https://tenderline.uk/regions/yorkshire-and-the-humber): 13 notices (12%)

## Leading Awarded Suppliers in this Sector

Top suppliers by distinct contract procedures won in Mechanical installations:

1. [SIMER ENVIRONMENTAL SERVICES LTD](https://tenderline.uk/suppliers/simer-environmental-services-ltd-coh-01297168): 10 procedures across 1 contracting authorities

2. [D.S.R. MECHANICAL SERVICES LIMITED](https://tenderline.uk/suppliers/d-s-r-mechanical-services-limited-coh-04641636): 7 procedures across 1 contracting authorities

3. [CEI ELECTRICAL SERVICES LTD](https://tenderline.uk/suppliers/cei-electrical-services-ltd-coh-14182998): 4 procedures across 1 contracting authorities

4. [MKG Building Services Ltd](https://tenderline.uk/suppliers/mkg-building-services-ltd-coh-09956054): 4 procedures across 1 contracting authorities

5. [Hewer Facilities Management Ltd](https://tenderline.uk/suppliers/hewer-facilities-management-ltd-coh-05832269): 2 procedures across 2 contracting authorities

6. [ETEC CONTRACT SERVICES LTD](https://tenderline.uk/suppliers/etec-contract-services-ltd-coh-05392794): 2 procedures across 1 contracting authorities

7. [JGC Engineering & Technical](https://tenderline.uk/suppliers/jgc-engineering-technical-GB-FTS-169647): 2 procedures across 1 contracting authorities

8. [M&M Medical Ltd](https://tenderline.uk/suppliers/m-m-medical-ltd-coh-03323693): 2 procedures across 1 contracting authorities

## Interactive Intelligence & Provenance

> **Complete Sector Analytics:** In-depth competition distributions, tender value histograms, procurement routes, and historical tender registers are available on Tenderline:

> [Explore interactive Mechanical installations intelligence on Tenderline](https://tenderline.uk/sectors/mechanical-installations-45350000)

## Provenance and Open Data

- **Data Source:** Compiled from official UK public notices published under the Open Government Licence v3.0.

- **Canonical Sector URL:** https://tenderline.uk/sectors/mechanical-installations-45350000

- **Full Catalogue Machine Access:** https://tenderline.uk/llms.txt