SEVERN THERMAL SOLUTIONS LIMITED
🌳Matureactive
05930613 · ltd · incorporated 2006-09-11
Investment thesis
Established operating company — standard diligence applies, no dominant angle.
Why interesting: Live, filing, normal profile.
Why risky: No standout signals in either direction.
🔒Estimated value
—
Upgrade to see
Turnover
—
not disclosed
Net worth
—
book net assets
Opportunity
83/100
Exceptional
What this business does
Primary activity: SIC 28210
Sector: Manufacturing
Investor take
PursueStrong opportunity: active trading company with exceptional profile and bankable structure.
Opportunity 83/100 (exceptional), bankability 80/100. High owner-dependency — earn-out structure likely required for clean transition. Share purchase looks the cleaner deal structure. Most likely exit: share sale to pe / searcher (65/100).
🏦
Refinance opportunity
1 live charge · oldest 0.9y
50/100
clean up first
Refinance viable after a tidy-up — address the highlighted items first.
- · Newest facility, 0.9 years old — likely still in initial term.
- · Single lender — cleanest path to refinance.
- · Legal-friction score 15/100 — clean.
Data confidence
Overall: medium (61/100)Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.
Company profile
address, 1 SIC codes, incorporation date
100
Financials
No iXBRL financials extracted
0
Lenders & charges
1 charges (1/1 with lender, 1/1 with type)
90
Directors & officers
9 officers (8 active, 9 linked, 7 with DOB)
86
Ownership & PSC
1 active PSC(s) of 3 total, 3 with control declared
90
Director network
13 connected companies via shared directors
84
Filing history
71 filings on record
85
Gazette notices
No matching gazette notices (standard for active companies)
60
Opportunity Score
83/100Exceptional
PassWatchWorth a lookStrongExceptional
Strong composite across quality, acquirability, and risk. High-priority target — progress to serious diligence.
Business quality
70
Active, clean filings, stable charge profile.
Acquirability
85
Strong succession / seller-readiness signals.
Risk profile
85
Few red flags.
Signal strength
100
Good data coverage for analysis.
Recent activity
Last 30 days
0
filings
Last 90 days
0
filings
Last 180 days
3
filings
- • 2 accounts
- • 1 confirmation-statement
Counts from Companies House filing history.
Corporate timeline (35 events)Click to expand
- 2026-02-20📄accounts-with-accounts-type-audit-exemption-subsiduaryaccounts · AA
- 2026-02-20📄legacyaccounts · PARENT_ACC
- 2025-12-20📄legacyother · GUARANTEE2
- 2025-12-20📄legacyother · AGREEMENT2
- 2025-08-22➕SHARMA, Amitabh appointedsecretary
- 2025-08-22➕REID, Marshall appointeddirector
- 2025-08-22➖RYDER, Tracy resignedsecretary
- 2025-08-22📄appoint-person-secretary-company-with-name-dateofficers · AP03
- 2025-08-22📄termination-secretary-company-with-name-termination-dateofficers · TM02
- 2025-08-22📄appoint-person-director-company-with-name-dateofficers · AP01
- 2025-08-11📄resolutionresolution · RESOLUTIONS
- 2025-08-11📄memorandum-articlesincorporation · MA
- 2025-08-08📄mortgage-create-with-deed-with-charge-number-charge-creation-datemortgage · MR01
- 2025-08-07🔒Charge registered #1Lender: Hsbc UK Bank PLC
- 2025-06-24📍change-registered-office-address-company-with-date-old-address-new-addressaddress · AD01
- 2025-06-23📄resolutionresolution · RESOLUTIONS
- 2025-06-20📄memorandum-articlesincorporation · MA
- 2025-06-18📄appoint-person-director-company-with-name-dateofficers · AP01
- 2025-06-18📄appoint-person-director-company-with-name-dateofficers · AP01
- 2025-06-18📄notification-of-a-person-with-significant-controlpersons-with-significant-control · PSC02
- 2025-06-18📄cessation-of-a-person-with-significant-controlpersons-with-significant-control · PSC07
- 2025-06-18📄cessation-of-a-person-with-significant-controlpersons-with-significant-control · PSC07
- 2025-06-11📄capital-cancellation-sharescapital · SH06
- 2025-06-11📄resolutionresolution · RESOLUTIONS
- 2025-06-11📄capital-return-purchase-own-sharescapital · SH03
- 2025-06-05➕BROWN, Stephen Mark appointeddirector
- 2025-06-05➕SHARMA, Amitabh appointeddirector
- 2024-11-26📄accounts-with-accounts-type-unaudited-abridgedaccounts · AA
- 2024-03-14📄accounts-with-accounts-type-unaudited-abridgedaccounts · AA
- 2007-01-01➕COLLETT, Peter James appointeddirector
- 2007-01-01➕GROUT, Jason Lee appointeddirector
- 2006-09-11🏢Company incorporatedAs SEVERN THERMAL SOLUTIONS LIMITED
- 2006-09-11➕RYDER, Nigel Stewart appointeddirector
- 2006-09-11➕RYDER, Tracy appointeddirector
- 2006-09-11➕RYDER, Tracy appointedsecretary
Owner dependency
66/100
High — earn-out structure requiredMaterial founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.
FACTORS
- -7 active directors: Broader management team in place — suggests transferable governance.
- +Long-tenure founder: Senior director has been in place 20 years — deep operational knowledge concentrated in one person.
- +Senior director age: Director aged approximately 61 — approaching natural succession window.
- +Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.
Succession & seller-readiness
53/100
Moderate signalSome succession indicators present. Worth watching; approach if sector/strategy fits.
SIGNALS
- secondaryFounder aged 58+: Senior director is approximately 61. Early succession window.
- secondary12+ year tenure: Director in role 20 years.
- supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.
Red flags
cleanNo red flags detected from available public data. (This is not a clean bill of health — detailed accounts review still recommended.)
Group structure
Sdi Group Plc is the ultimate parent — holding 75%+ shares. This company sits inside their group.
🏛️ultimate parent
Sdi Group Plc
Corporate parent · holds 75-100% shares · board control
⬇
SEVERN THERMAL SOLUTIONS LIMITED
This company · 05930613
Parent relationships inferred from Persons with Significant Control filings. Full subsidiary tree requires reverse-lookup (coming).
Shareholders & ownership
1 active beneficial owner · dominant holder ≥75%| Name | Shares | Voting rights | Nature of control | Notified |
|---|---|---|---|---|
Sdi Group Plc Corporate entity | 75–100% | — | board control75-100% shares · board control | 05/06/2025 |
2 historic (ceased) PSCs
- Mr Nigel Stewart Ryderceased 05/06/2025· 25-50% shares
- Mrs Tracy Ryderceased 05/06/2025· 25-50% shares
From Companies House Persons with Significant Control filings. Share ranges are banded per the public PSC regime.
🔒Co-director network graph
Radial SVG graph showing every company connected via shared directors, colour-coded by status.
Available from the Pro tier upwards.
See pricing →Similar companies
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| A.J. DEW LTD→ 16106229 · est 2024 · no financials extracted | — | — | — | — | 1y | — | — |
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| AI NOLUTECH LTD→ 14911210 · est 2023 · no financials extracted | — | — | — | — | 2y | — | — |
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| AIRFLY LIMITED→ 15318359 · est 2023 · no financials extracted | — | — | — | — | 2y | — | — |
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Peers ranked by estimated value, then turnover, then opportunity score.See all →
🔒Tailored diligence questions
6 specific questions generated from this company's actual signals — liquidity, leverage, director age, charge count, red flags, age-of-company.
Available from the Pro tier upwards.
See pricing →🔒Advanced scoring suite
Exit-route ranking, improvement thesis, quiet-distress detector, covenant-pressure proxy, extraction monitor, approaching triggers, ownership drift, local cluster, value trap, debt capacity, archetype classification — 48+ scoring modules.
Available from the Pro tier upwards.
See pricing →Company details
Statusactive
Typeltd
Incorporated2006-09-11
Jurisdictionengland-wales
Primary SIC28210 — SIC 28210
Registered office
Beacon House
Nuffield Road
Cambridge
Cambridgeshire
CB4 1TF
England
Filing status
Accounts
Next due: 2027-06-30
Last made up to: 2025-09-30
Confirmation statement
Next due: 2027-01-24
Last: 2026-01-10
Officers (8 active · 1 resigned)
Active
BROWN, Stephen Mark→
Activedirector · ~53y · appointed 2025-06-05
View their other companies + combined net worth →
COLLETT, Peter James→
Activedirector · ~58y · appointed 2007-01-01
View their other companies + combined net worth →
GROUT, Jason Lee→
Activedirector · ~56y · appointed 2007-01-01
View their other companies + combined net worth →
REID, Marshall→
Activedirector · ~61y · appointed 2025-08-22
View their other companies + combined net worth →
RYDER, Nigel Stewart→
Activedirector · ~57y · appointed 2006-09-11
View their other companies + combined net worth →
RYDER, Tracy→
Activedirector · ~55y · appointed 2006-09-11
View their other companies + combined net worth →
SHARMA, Amitabh→
Activedirector · ~59y · appointed 2025-06-05
View their other companies + combined net worth →
RYDER, Tracy→
Resignedsecretary · appointed 2006-09-11 · resigned 2025-08-22
Click a director name to see their full track record across all companies.
Mortgages & charges
1
Total charges
1
Outstanding
1
Active lenders
Status:Lender:1 of 1 shown
| Type | Properties | |||||
|---|---|---|---|---|---|---|
| outstanding | HSBC Hsbc UK Bank PLC | A registered charge | — | 07/08/2025 | — |
Click column headers to sort. Use filters above to narrow by status and lender.
Recent filings (71 total)
confirmation-statement-with-updates
confirmation-statement · CS01
2026-03-04
accounts-with-accounts-type-audit-exemption-subsiduary
accounts · AA
2026-02-20
legacy
accounts · PARENT_ACC
2026-02-20
legacy
other · GUARANTEE2
2025-12-20
legacy
other · AGREEMENT2
2025-12-20
appoint-person-secretary-company-with-name-date
officers · AP03
2025-08-22
termination-secretary-company-with-name-termination-date
officers · TM02
2025-08-22
appoint-person-director-company-with-name-date
officers · AP01
2025-08-22
resolution
resolution · RESOLUTIONS
2025-08-11
memorandum-articles
incorporation · MA
2025-08-11
mortgage-create-with-deed-with-charge-number-charge-creation-date
mortgage · MR01
2025-08-08
change-registered-office-address-company-with-date-old-address-new-address
address · AD01
2025-06-24
resolution
resolution · RESOLUTIONS
2025-06-23
memorandum-articles
incorporation · MA
2025-06-20
appoint-person-director-company-with-name-date
officers · AP01
2025-06-18