RSK ENVIRONMENT LIMITED

🌳Matureactive

SC115530 · ltd · incorporated 1989-01-11

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

72/100

Strong

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What this business does

Primary activity: SIC 39000

Sector: Water supply & waste

ALSO REGISTERED FOR

42990Construction of other civil engineering projects n.e.c.
71122Engineering related scientific and technical consulting activities
74901Environmental consulting activities

Investor take

Pursue

Active trading company with a 77-year-old founder — textbook succession opportunity.

Opportunity 72/100 (strong), bankability 57/100. Strong seller-intent signal (63/100, director aged 77). Biggest value-creation lever: Consolidate lender relationships. 21 distinct lenders creates friction — refinance into single-lender structure for cleaner diligence. Most likely exit: share sale to pe / searcher (45/100).

🏦

Refinance opportunity

58 live charges · 20 lenders · oldest 35.1y

25/100

too messy

Structure is too messy for a clean refinance right now — clean up first or expect bespoke terms.

· Oldest live charge is 35.1 years old — likely at or near maturity.
· 20 lenders named — inter-creditor friction likely.
· Legal-friction score 53/100 (high).

Data confidence

Overall: medium (57/100)

Adequate coverage. AI outputs are reliable for the sections scored high; verify the rest in diligence.

Company profile

address, 4 SIC codes, incorporation date

100

Financials

No iXBRL financials extracted

Lenders & charges

58 charges (58/58 with lender, 58/58 with type)

Directors & officers

94 officers (50 active, 94 linked, 88 with DOB)

Ownership & PSC

2 active PSC(s) of 6 total, 6 with control declared

Director network

1 connected companies via shared directors

Filing history

488 filings on record

Gazette notices

No matching gazette notices (standard for active companies)

Opportunity Score

72/100Strong

PassWatchWorth a lookStrongExceptional

Solid opportunity signal. Worth a dedicated memo and management meeting.

Business quality

Adequate — check latest filings for context.

Acquirability

Strong succession / seller-readiness signals.

Risk profile

Some moderate concerns — review flags.

Signal strength

100

Good data coverage for analysis.

Recent activity

Last 30 days

filings

• 2 officers

Last 90 days

filings

• 2 officers

Last 180 days

filings

• 7 officers
• 5 mortgage
• 1 capital

Counts from Companies House filing history.

Corporate timeline (251 events)Click to expand

2026-04-09
📄
termination-director-company-with-name-termination-date
officers · TM01
2026-03-31
➖
LEWIS, Brian resigned
director
2026-03-31
➖
TAYLOR, David Iain resigned
director
2026-03-31
📄
termination-director-company-with-name-termination-date
officers · TM01
2026-01-15
📄
change-person-director-company-with-change-date
officers · CH01
2026-01-06
📄
termination-director-company-with-name-termination-date
officers · TM01
2025-12-31
➖
FOX, Melissa Gayle resigned
director
2025-12-29
📄
mortgage-create-with-deed-with-charge-number-charge-creation-date
mortgage · MR01
2025-12-24
➖
WHIPP, Peter Frederick resigned
director
2025-12-24
📄
termination-director-company-with-name-termination-date
officers · TM01
2025-12-24
🔒
Charge registered #59
Lender: Ares Management Limited (As Security Agent)
2025-12-22
📄
capital-allotment-shares
capital · SH01
2025-12-22
📄
mortgage-create-with-deed-with-charge-number-charge-creation-date
mortgage · MR01
2025-12-22
📄
mortgage-create-with-deed-with-charge-number-charge-creation-date
mortgage · MR01
2025-12-11
📄
mortgage-satisfy-charge-part
mortgage · MR04
2025-12-11
📄
mortgage-satisfy-charge-part
mortgage · MR04
2025-12-11
🔒
Charge registered #58
Lender: Ares Management Limited (As Security Agent)
2025-12-09
📄
change-person-director-company-with-change-date
officers · CH01
2025-12-03
🔒
Charge registered #57
Lender: Ares Management Limited (As Security Agent)
2025-12-01
📄
accounts-with-accounts-type-full
accounts · AA
2025-11-26
📄
appoint-person-director-company-with-name-date
officers · AP01
2025-11-07
➕
MARKWICK, Andrew Paul appointed
director
2025-10-16
📄
change-person-director-company-with-change-date
officers · CH01
2025-09-04
📄
legacy
miscellaneous · ANNOTATION
2025-09-04
📄
legacy
miscellaneous · ANNOTATION
2025-09-02
📄
change-person-director-company-with-change-date
officers · CH01
2025-08-15
📄
termination-director-company-with-name-termination-date
officers · TM01
2025-08-05
➖
UPTON, Paul Stewart, Dr resigned
director
2025-06-11
📄
mortgage-create-with-deed-with-charge-number-charge-creation-date
mortgage · MR01
2025-06-05
🔒
Charge registered #56
Lender: Ares Management Limited (As Security Agent)
2025-04-08
📄
accounts-with-accounts-type-full
accounts · AA
2025-04-03
📄
appoint-person-director-company-with-name-date
officers · AP01
2025-04-02
📄
termination-director-company-with-name-termination-date
officers · TM01
2025-04-01
➕
HERLIHY, Francis appointed
director
2025-03-31
➖
DRAPER, Abigail Sarah resigned
director
2025-02-14
📄
termination-director-company-with-name-termination-date
officers · TM01
2025-01-31
➖
DITCHFIELD, Ian resigned
director
2024-12-05
🔒
Charge registered #54
Lender: Ares Management Limited (As Security Agent)
2024-12-05
🔒
Charge registered #52
Lender: Ares Management Limited (As Security Agent)
2024-12-04
🔒
Charge registered #55
Lender: Ares Management Limited (As Security Agent)
2024-12-04
🔒
Charge registered #53
Lender: Ares Management Limited (As Security Agent)
2024-11-07
➖
ADAMS, Roger Charles resigned
director
2024-09-06
🔒
Charge registered #51
Lender: Ares Management Limited (As Security Agent)
2024-09-06
🔒
Charge registered #50
Lender: Ares Management Limited as Security Trustee for the Secured Parties (As Defined in the Instrument)
2024-03-31
➖
PRESCOTT, Neal James resigned
director
2024-03-19
➖
AUSTIN, Nigel Brian resigned
director
2024-03-19
➖
PETTITT, Stephen resigned
director
2024-03-13
🔒
Charge registered #49
Lender: Ares Management Limited (As Security Agent)
2024-03-13
🔒
Charge registered #48
Lender: Ares Management Limited
2024-02-28
➖
MCGUICKEN, Gary James resigned
director

Showing most recent 50 of 251 events

Owner dependency

73/100

High — earn-out structure required

Material founder dependency. Consider a 2-3 year earn-out and build in a handover plan before completion.

FACTORS

-49 active directors: Broader management team in place — suggests transferable governance.
+Long-tenure founder: Senior director has been in place 37 years — deep operational knowledge concentrated in one person.
+Founder age: Director aged approximately 77 — succession pressure is live.
+Family involvement: Multiple officers share a surname — likely family business, which concentrates governance.

Succession & seller-readiness

80/100

Likely off-market candidate

Strong acquirability signals converging. Worth approaching directly — this is how off-market deals start.

SIGNALS

primaryFounder aged 70+: Senior director is approximately 77 years old. Natural succession window is now.
primary20+ year tenure: Director in role 37 years. Very long tenure is a classic succession signal.
supportingClean filings + long tenure: Disciplined long-tenure operator — classic lifestyle-business pattern that often sells quietly.

Red flags

3 med · 1 low

5 director resignations in last 12 months

medium

Multiple recent departures can indicate governance disagreement, succession event, or preparation for sale/stress.

Evidence: FOX, Melissa Gayle resigned 2025-12-31; LEWIS, Brian resigned 2026-03-31; TAYLOR, David Iain resigned 2026-03-31

4 new charges in last 12 months

medium

Heavy recent charge activity can indicate refinancing pressure, aggressive leverage, or multiple lender rotation.

Evidence: 2025-12-24: A registered charge; 2025-12-11: A registered charge; 2025-12-03: A registered charge

Charge satisfaction-then-recreation pattern

medium

Multiple instances where a charge was satisfied and a new charge created within 6 months. Suggests active refinancing cycle.

27 live charges

low

Heavily leveraged with multiple live security positions — understand the capital structure before proceeding.

Group structure

2 corporate shareholders identified. Group structure is distributed.

🏛️

Ares Management Limited

Corporate parent · holds 75-100% shares

ultimate parent

🏛️

Rsk Group Limited

Corporate parent · board control

⬇

RSK ENVIRONMENT LIMITED

This company · SC115530

Parent relationships inferred from Persons with Significant Control filings. Full subsidiary tree requires reverse-lookup (coming).

Shareholders & ownership

2 active beneficial owners · dominant holder ≥75%

Name	Shares	Voting rights	Nature of control	Notified
Ares Management Limited Corporate entity	75–100%	—	75-100% shares	25/10/2018
Rsk Group Limited Corporate entity	—	75–100%	board control75-100% voting · board control	06/04/2016

4 historic (ceased) PSCs

Ares Management Ltdceased 04/01/2019· board control · significant influence · firm interest
Rsk Group L:Imitedceased 03/11/2018· 75-100% shares
Rsk Group Plcceased 02/11/2018· 75-100% shares · 75-100% voting · board control · significant influence · firm interest
U.S Bank Trustees Limitedceased 02/11/2018· 75-100% shares · 75-100% voting · board control

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 →

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Peers ranked by estimated value, then turnover, then opportunity score.See all →

🔒Tailored diligence questions

9 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.

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Company details

Statusactive

Typeltd

Incorporated1989-01-11

Jurisdictionscotland

Primary SIC39000 — SIC 39000

Registered office

65 Sussex Street

Glasgow

G41 1DX

Scotland

Filing status

Accounts

Next due: 2026-12-31

Last made up to: 2025-04-06

Confirmation statement

Next due: 2026-11-03

Last: 2025-10-20