{ "company_number": "SC554773", "name": "S1 Fire And Security Solutions Ltd", "url": "/company/SC554773", "status": "Active", "is_active": true, "company_type": "Private Limited Company", "incorporated_on": "2017-01-17", "dissolved_on": null, "sic_codes": [ "70229" ], "registered_address": { "id": 519622, "url": "/address/519622", "line1": "A&A ACCOUNTING LTD", "line2": "1037 SAUCHIEHALL STREET", "post_town": "GLASGOW", "county": "", "country": "SCOTLAND", "postcode": "G3 7TZ" }, "companies_house_url": "https://find-and-update.company-information.service.gov.uk/company/SC554773", "previous_names": [], "care_of": "", "po_box": "", "country_of_origin": "United Kingdom", "accounts": { "next_due": "2026-12-31", "last_made_up": "2024-12-31", "category": "TOTAL EXEMPTION FULL", "filings": [ { "url": "/company/SC554773/accounts/2024-12-31", "made_up_date": "2024-12-31", "period_start": "2024-12-31", "period_end": "2024-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": "3.00", "tangible_fixed_assets": "53836.00", "debtors": "290256.00", "cash_bank_in_hand": "85164.00", "current_assets": "375420.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "139960.00", "total_assets_less_current_liabilities": "193796.00", "net_assets_liabilities": "173658.00", "called_up_share_capital": "100.00", "profit_loss_account_reserve": "173558.00", "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-September2025.zip" }, { "url": "/company/SC554773/accounts/2023-12-31", "made_up_date": "2023-12-31", "period_start": "2023-12-31", "period_end": "2023-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": "3.00", "tangible_fixed_assets": "67501.00", "debtors": "84313.00", "cash_bank_in_hand": "56475.00", "current_assets": "140788.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "-1232.00", "total_assets_less_current_liabilities": "66269.00", "net_assets_liabilities": "25535.00", "called_up_share_capital": "100.00", "profit_loss_account_reserve": "25435.00", "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-August2024.zip" }, { "url": "/company/SC554773/accounts/2022-12-31", "made_up_date": "2022-12-31", "period_start": "2022-12-31", "period_end": "2022-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": "3.00", "tangible_fixed_assets": "79427.00", "debtors": "3712.00", "cash_bank_in_hand": "107361.00", "current_assets": "111073.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "5366.00", "total_assets_less_current_liabilities": "84793.00", "net_assets_liabilities": "42865.00", "called_up_share_capital": "100.00", "profit_loss_account_reserve": "42765.00", "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-July2023.zip" }, { "url": "/company/SC554773/accounts/2021-12-31", "made_up_date": "2021-12-31", "period_start": "2021-12-31", "period_end": "2021-12-31", "entity_name": "S1 Fire and Security Solutions Ltd", "dormant": false, "average_employees": "2.00", "tangible_fixed_assets": "7200.00", "debtors": "6378.00", "cash_bank_in_hand": "90815.00", "current_assets": "97193.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "13422.00", "total_assets_less_current_liabilities": "20622.00", "net_assets_liabilities": "20622.00", "called_up_share_capital": "100.00", "profit_loss_account_reserve": "20522.00", "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-August2022.zip" }, { "url": "/company/SC554773/accounts/2020-12-31", "made_up_date": "2020-12-31", "period_start": "2020-12-31", "period_end": "2020-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": "1.00", "tangible_fixed_assets": "8100.00", "debtors": null, "cash_bank_in_hand": "54589.00", "current_assets": "54589.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "17275.00", "total_assets_less_current_liabilities": "25375.00", "net_assets_liabilities": "25375.00", "called_up_share_capital": "100.00", "profit_loss_account_reserve": "25275.00", "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-August2021.zip" }, { "url": "/company/SC554773/accounts/2019-12-31", "made_up_date": "2019-12-31", "period_start": "2019-12-31", "period_end": "2019-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": "2.00", "tangible_fixed_assets": "9000.00", "debtors": null, "cash_bank_in_hand": null, "current_assets": "7756.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "36174.00", "total_assets_less_current_liabilities": "27174.00", "net_assets_liabilities": "27174.00", "called_up_share_capital": null, "profit_loss_account_reserve": null, "shareholder_funds": "27174.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-July2020.zip" }, { "url": "/company/SC554773/accounts/2018-12-31", "made_up_date": "2018-12-31", "period_start": "2018-12-31", "period_end": "2018-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": false, "average_employees": null, "tangible_fixed_assets": null, "debtors": null, "cash_bank_in_hand": null, "current_assets": "2014.00", "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": "14980.00", "total_assets_less_current_liabilities": "14980.00", "net_assets_liabilities": "14980.00", "called_up_share_capital": null, "profit_loss_account_reserve": null, "shareholder_funds": "14980.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-July2019.zip" }, { "url": "/company/SC554773/accounts/2017-12-31", "made_up_date": "2017-12-31", "period_start": "2017-12-31", "period_end": "2017-12-31", "entity_name": "S1 Fire And Security Solutions Ltd", "dormant": true, "average_employees": null, "tangible_fixed_assets": null, "debtors": null, "cash_bank_in_hand": "100.00", "current_assets": null, "creditors_due_within_one_year": null, "creditors_due_after_one_year": null, "net_current_assets_liabilities": null, "total_assets_less_current_liabilities": null, "net_assets_liabilities": "100.00", "called_up_share_capital": null, "profit_loss_account_reserve": null, "shareholder_funds": "100.00", "turnover": null, "other_operating_income": null, "cost_sales": null, "gross_profit_loss": null, "administrative_expenses": null, "raw_materials_consumables": null, "staff_costs": null, "depreciation_written_off": null, "other_operating_charges": null, "operating_profit_loss": null, "profit_before_tax": null, "tax_on_profit": null, "profit_loss_for_period": null, "file_type": "html", "parse_error": "", "source_zip": "Accounts_Monthly_Data-March2018.zip" } ], "pdf_only_filings": [], "filing_history_url": "https://find-and-update.company-information.service.gov.uk/company/SC554773/filing-history" }, "confirmation_statement": { "next_due": "2027-07-14", "last_made_up": "2026-06-30" }, "officers": [ { "name": "HOWARD, Michael", "person_url": "/person/6312253", "role": "director", "appointed_on": "2017-01-17", "resigned_on": null, "nationality": "British", "occupation": "", "source": "stream", "retrieved_at": "2026-07-22T11:07:04+00:00" } ], "psc": [ { "name": "Mr Michael Howard", "kind": "individual-person-with-significant-control", "person_url": "/person/3336750", "controlling_company_url": null, "natures_of_control": [ "ownership-of-shares-75-to-100-percent" ], "notified_on": "2017-01-17", "ceased_on": null, "nationality": "British", "country_of_residence": "Scotland", "source": "snapshot" } ], "external_links": [], "provenance": { "source": "snapshot", "first_seen_at": "2026-07-05T12:35:35.811816+00:00", "last_seen_snapshot": "2026-08-01", "retrieved_at": "2026-08-02T07:01:15.144032+00:00" }, "licence": "Open Government Licence v3.0", "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/", "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: Companies House." }