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Public-sector buyer · United Kingdom

The Mayor and Commonalty and Citizens of the City of London

The Mayor and Commonalty and Citizens of the City of London is a UK public-sector contracting authority. This profile aggregates its public-record procurement — top suppliers, categories, recent awards, open tenders and expiring contracts.

Data period: 2023-11-08 to 2026-11-08Updated 2026-11-08

£517.0M

Total spend

717

Contract awards

575

Unique suppliers

£746K

Avg contract

According to ENKII, The Mayor and Commonalty and Citizens of the City of London has awarded 717 contracts worth £517.0M to 575 suppliers between 2023-11-08 and 2026-11-08, at an average contract value of £746K, with the top five suppliers holding 63% of contract value.

Top suppliers

Top suppliers to The Mayor and Commonalty and Citizens of…

Top-five suppliers hold 63% of contract value — a concentrated market.

SupplierAwardsTotal value
Preventx Limited1£153.7M
Seetec Business Technology Centre Limited2£60.0M
Mitie Waste & Environmental Services Limited3£47.5M
Searcys2£45.3M
Sykes & Son Limited3£19.6M
Taziker Industrial Ltd2£18.0M
Chigwell (London) Plc1£14.3M
Chigwell London PLC2£14.3M
A.& E. Elkins Ltd2£8.1M
Newlyn PLC1£7.8M
TotalEnergies Gas & Power Ltd1£6.4M
BSB Construction ltd1£5.1M
Framework Housing Association1£4.5M
Mildmay Mission Hospital2£4.2M
Guy's and St Thomas' NHS Foundation Trust3£3.6M
Gardiner & Theobald LLP1£3.0M
Waterstons Ltd1£3.0M
Korn Ferry (UK) LIMITED2£2.6M
Push the Button Ltd2£2.5M
Aurora Managed Services2£2.3M

Procurement categories

What The Mayor and Commonalty and Citizens of… buys

Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.

Architectural, construction, engineering and inspection services

71
145 awards£26.6M

Business services: law, marketing, consulting, recruitment, printing and security

79
114 awards£75.2M

Construction work

45
73 awards£59.4M

IT services: consulting, software development, Internet and support

72
55 awards£6.3M

Software package and information systems

48
39 awards£10.2M

Health and social work services

85
28 awards£173.2M

Sewage, refuse, cleaning and environmental services

90
22 awards£50.0M

Hotel, restaurant and retail trade services

55
20 awards£45.5M

Education and training services

80
20 awards£2.1M

Repair and maintenance services

50
19 awards£31.3M

Financial and insurance services

66
16 awards£1.0M

Radio, television, communication, telecommunication and related equipment

32
14 awards£1.2M

Transport services (excl. Waste transport)

60
13 awards£1.6M

Research and development services and related consultancy services

73
12 awards£742K

Recreational, cultural and sporting services

92
12 awards£1.2M

Office and computing machinery, equipment and supplies except furniture and software packages

30
10 awards£2.2M

Supporting and auxiliary transport services; travel agencies services

63
10 awards£1.5M

Agricultural, forestry, horticultural, aquacultural and apicultural services

77
9 awards£720K

Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products

39
8 awards£429K

Real estate services

70
8 awards£568K

Administration, defence and social security services

75
8 awards£1.5M

Other community, social and personal services

98
8 awards£9.0M

Electrical machinery, apparatus, equipment and consumables; lighting

31
7 awards£1.5M

Construction structures and materials; auxiliary products to construction (except electric apparatus)

44
7 awards£902K

Transport equipment and auxiliary products to transportation

34
6 awards£1.2M

Installation services (except software)

51
6 awards£462K

Laboratory, optical and precision equipments (excl. glasses)

38
5 awards£926K

Agricultural machinery

16
4 awards£172K

Security, fire-fighting, police and defence equipment

35
4 awards£547K

Musical instruments, sport goods, games, toys, handicraft, art materials and accessories

37
4 awards£451K

Food, beverages, tobacco and related products

15
3 awards£1.5M

Industrial machinery

42
3 awards£347K

Petroleum products, fuel, electricity and other sources of energy

09
2 awards£7.4M

Medical equipments, pharmaceuticals and personal care products

33
2 awards£156K

Machinery for mining, quarrying, construction equipment

43
2 awards£44K

Postal and telecommunications services

64
1 award£90K

Recent contracts

Latest The Mayor and Commonalty and Citizens of… contracts awarded

The most recently published award notices on Find a Tender and Contracts Finder.

Subscription Based Research Services

Gartner · 2027-06-01

£111K

GLE Major Works Renewal Programme - Post Contract Professional Services

Baily Garner LLP · 2026-11-04

£1.5M

Provision of an Interim Outreach Service in the City of London

Thames Reach Charity · 2026-11-03

£269K

Provision of an Interim MIST Service in the City of London

Thames Reach Charity · 2026-11-03

£145K

Intellectual Property Rights Review

Lewis Silkin LLP · 2026-10-27

£104K

Supply & Delivery of Replacement Carpet Tiles for Library

Ege Carpets UK Ltd · 2026-10-26

£71K

Old Ladder Library Replacement

Eye Pro Ltd · 2026-10-19

£54K

Develop Stage 4+ information, incorporating alternative waterproofing product.

Maylim Limited · 2026-10-15

£79K

20/21 Aldermanbury - MEP Services

Hilson Moran Partnership · 2026-10-14

£199K

Leadenhall Market Drainage Survey and Climate Resilience

Aquaflow Drainage Services Limited · 2026-10-11

£44K

WANT TO WIN WORK FROM THE MAYOR AND COMMONALTY AND CITIZENS OF…?

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In the enkii platform

What The Mayor and Commonalty and Citizens of… has coming up

Sign in free to see the detail: titles, timings, values, and what to prepare.

Most of it is in construction works, architecture & engineering and business services.

4

tenders open now

Inviting bids today

115

contracts ending in 12 months

Likely to be re-tendered: see which, and who holds them

88

planned procurements

Work this buyer has said it intends to tender

3

frameworks running

Routes to sell here without a full tender

1

tender pack read

What it asks bidders for: insurance, certificates, scoring

See them in enkii — free

Market analysis

Bidding into The Mayor and Commonalty and Citizens of… — what to expect

Supplier concentration and timing patterns that shape SME bid strategy.

43%

Awards to SMEs

63%

Top-5 supplier share

6%

Framework call-offs

15

Awards to social enterprises

Around 43% of The Mayor and Commonalty and Citizens of…’s classified awards go to small and medium-sized enterprises, and 15 have gone to voluntary, community or social enterprises.

Frequently asked

Common questions about selling to The Mayor and Commonalty and Citizens of…

How much does The Mayor and Commonalty and Citizens of… spend on procurement?

The Mayor and Commonalty and Citizens of… awarded 717 contracts totalling £517.0M between 2023-11-08 and 2026-11-08, working with 575 unique suppliers. Average contract value is £746K.

Who are The Mayor and Commonalty and Citizens of…'s top suppliers?

The largest suppliers to The Mayor and Commonalty and Citizens of… by total award value are Preventx Limited, Seetec Business Technology Centre Limited, Mitie Waste & Environmental Services Limited. The top five suppliers together hold 63% of contract value.

What does The Mayor and Commonalty and Citizens of… buy from suppliers?

The Mayor and Commonalty and Citizens of…'s procurement is concentrated in architectural, construction, engineering and inspection services, business services: law, marketing, consulting, recruitment, printing and security, construction work, alongside specialist categories. See the full CPV breakdown below.

How can my business bid for The Mayor and Commonalty and Citizens of… contracts?

The Mayor and Commonalty and Citizens of… publishes open tenders on Find a Tender and Contracts Finder. ENKII matches your business against live tenders, identifies certifications you'll need, and surfaces frameworks worth applying to. Free Readiness Score in 3 minutes.

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Related ENKII resources

Sources & methodology

How this profile is compiled

Analysed by ENKII · Updated 2026-11-08

This profile aggregates public-record procurement data published by the UK Government under the Open Government Licence v3.0. ENKII fetches, deduplicates, and aggregates source records; we don't edit the underlying facts.

Source portals

  • · Find a Tender (find-tender.service.gov.uk)
  • · Contracts Finder
Full methodology — calculations, refresh cadence & caveats

Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.

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