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SG

Southern Group Laboratory (SGL) Limited

Medical equipment · Corby
SME

Southern Group Laboratory (SGL) is an independent manufacturer of prepared culture media and associated products for microbiology, established over 95 years ago. They offer a wide range of pre-prepared bottled media, plated media, stains, and reagents for various microbiology applications.

sglab.co.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£752k
Live
4
Buyers
3
12m
£752k
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts4 / 5
  • Top buyers3
  • Category mix
  • Geography
  • Peers2
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Southern Group Laboratory (SGL) LimitedUpdated 20 Jul 2026

At a glance · for buyers and watchdogs

Southern Group Laboratory (SGL) Limited has won £752k across 3 public-sector buyers, with 4 live contracts. No active Companies House risk flags.

Why: top buyer Sheffield Teaching Hospitals NHS Foundation Trust at 55% · 100% in Medical equipment · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
ActiveCompany status
4 of 5Live contracts
55%Top-buyer concentration
100%Category exposure
0Contract modifications
If you're a buyer:CapabilitiesReferencesKPIComplianceWatchdog?FlagsModificationsConcentrationNews

Social value

Commitments mapped to the Government Social Value Model themes.

⚑ Self-reported
—

No social-value commitments yet

Jobs, skills, environmental, inequality and community commitments appear here once a claimed supplier attributes them to awarded contracts, or once we detect them on the supplier’s website.

ESG & policies vault · 0/5

Key governance & sustainability policies. Published documents link out; missing ones are greyed.

↔ Cross-checked
Net-zero planNot provided✓
Modern slavery statementNot provided✓
EDI policyNot provided✓
Anti-briberyNot provided✓
Data protectionNot provided✓

Capabilities

What this supplier does, where they sit, who they sell to.

◐ From website & notices
Services · 2
Bespoke FormulationTailored formulation, format, fill size, packaging, and QC testing to suit specific processes. ↗
Prepared Culture MediaManufacturer of pre-prepared bottled media, plated media, stains, and reagents for microbiology.

Extracted automatically from sglab.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

Case studies

Delivery stories the supplier has published, with sector and outcome.

⚑ Self-reported
—

No case studies yet

Once a claimed supplier publishes delivery stories — the buyer, the sector, what was delivered and the outcome — they appear here.

Buyer references

Named public-sector contacts who have agreed to act as a reference.

✓ Confirmed by buyer
—

No buyer references yet

Public-sector buyers can confirm they'll act as a reference for this supplier. Confirmed references — with the contract they relate to — show here.

Accreditations & memberships · 1

Credentials listed on the supplier’s website. Not yet checked against issuer registers.

◐ From supplier website
Core credentials · 0/6
Cyber EssentialsNot evidenced✓
Cyber Essentials PlusNot evidenced✓
ISO 27001 — Information securityNot evidenced✓
ISO 9001 — QualityNot evidenced✓
ISO 14001 — EnvironmentalNot evidenced✓
ISO 45001 — Health & safetyNot evidenced✓
Other credentials & memberships · 1
ISO 17025ISO · Certification

Extracted automatically from sglab.co.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

KPI performance

Delivery, budget and satisfaction scores reported quarterly by buyers.

✓ Verified
84

No verified KPI scores yet

Once buyers report contract KPIs — delivery on time, on budget, satisfaction, adoption and accessibility — a weighted grade and breakdown appear here.

Contracts · 4 live · 1 historic

Pulled from Contracts Finder & Find a Tender. Most recent first.

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
STH Pharmacy - Media for Environmental Monitoring
Sheffield Teaching Hospitals NHS Foundation Trust—01 Apr 2026£412k2 yrspending
BTH25-016 Microbiological Media
Bradford Teaching Hospitals NHS Foundation Trust3369810001 Jan 2026£340k2 yrsLive
Aseptic Test Media
The Shrewsbury and Telford Hospital NHS Trust————Live
STH Pharmacy - Media for Environmental Monitoring
Sheffield Teaching Hospitals NHS Foundation Trust————Live
BTH25-016 Microbiological Media
Bradford Teaching Hospitals NHS Foundation Trust33698100———Live
Total live value £340k · mean award £150k

Top buyers · 3 buyers · top 3 = 100%

Share of awarded value. Concentration fires above 40% for any single buyer.

✓ From notices
1
Sheffield Teaching Hospitals NHS Foundation Trust
2 contracts
55%
since 2026
2
Bradford Teaching Hospitals NHS Foundation Trust
2 contracts
45%
since 2025
3
The Shrewsbury and Telford Hospital NHS Trust
1 contract
0%

Category mix

CPV-division share of last-12m awarded value. Single-category exposure: 100%.

✓ From notices
Medical equipment33
100%
⚠ Concentration: 100% of recent awarded value sits in a single CPV division. A category-specific downturn would materially affect revenue.

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
Yorkshire4 contracts
100%
West Midlands1 contract
0%

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Southern Group Laboratory (SGL) Limited highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
SG
Southern Group Laboratory (SGL) Limited
Yes£752k—
DW
Don Whitley Scientific Limited
Yes£490k1
BU
BRUKER UK LIMITED
No£370k1
Compare peers →

Red flags · 0 active

Automated scan of Companies House status, charges and insolvency records.

✓ Verified
✓ Clean. No active risk signals from Companies House status, charges or insolvency records.

Compliance scorecard

Derived from Companies House filings — not a full supplier-assurance check.

↔ Cross-checked
Trading status
Active
Live at Companies House
Annual accounts
Up to date
Last made up to 31 Mar 2025
Confirmation statement
Due in -21d
Next due 02 Jul 2026
Outstanding charges
0
No charges registered
Insolvency history
None
No insolvency cases registered
Certifications (ISO, Cyber Essentials, Living Wage, B-Corp, modern-slavery) are supplier self-reported and appear once a claimed profile adds them.

Modifications

Variations to awarded contracts logged under Procurement Act 2023 s.74.

✓ From notices
±

No modifications recorded

No published contract variations for this supplier. Modification notices appear here as they are issued under the Procurement Act 2023.

News mentions

UK trade press & nationals, matched to this supplier.

◰

No news mentions found

We haven't matched any recent UK press coverage to this supplier. Mentions appear here automatically as they're published.

Companies House

Live sync — registered details, directors, PSC and SIC codes.

✓ Live sync

Registered details

Company no.
02716221
Status
Active
Type
Private limited
Incorporated
20 May 1992
Reg. office
E - H Cavendish Courtyard Sallow Road, Weldon North Industrial Estate, Corby, Northamptonshire, NN17 5JX
SIC codes
32990
Last accounts
31 Mar 2025
Next accounts due
31 Dec 2026

Directors & PSC

  • SHAKESPEARE, Ben — director
    Appointed 21 Mar 2017
  • ANDROSIUK, Anna Krystyna — secretary
    Appointed 03 May 2004
  • SHAKESPEARE, Lynda Ann — director
    Appointed 01 Jun 1992
  • SHAKESPEARE, Michael John, Dr — director
    Appointed 01 Jun 1992
  • Lynda Ann Shakespeare — person with significant control
    ownership of shares 25 to 50 percent · voting rights 25 to 50 percent
  • Dr Michael John Shakespeare — person with significant control
    ownership of shares 50 to 75 percent · voting rights 50 to 75 percent · right to appoint and remove directors

Financial

Filed accounts from Companies House.

↔ From Cos House
£

No financial filings on record

Turnover, profit and headcount appear here once audited or micro-entity accounts are filed at Companies House.

Org tree

Group structure and ownership.

↔ From Cos House
SOUTHERN GROUP LABORATORY LIMITED
02716221 · this company

Independent. No parent company or subsidiaries recorded at Companies House for this entity.