--- title: "BMS Contractor Dartford - Local BMS Installation & Service DA1, DA2 | BIAV Controls" description: "Local BMS contractor covering Dartford, Bluewater, Greenhithe and Stone. 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Installations, service, 24/7 call-out and PPM contracts for commercial, industrial and healthcare buildings across DA1, DA2 and DA9.", "telephone": "07782 247022", "email": "accounts@biav-controls.co.uk", "url": "/service-areas/dartford", "address": { "@type": "PostalAddress", "streetAddress": "52 Selah Drive", "addressLocality": "Swanley", "addressRegion": "Sevenoaks", "postalCode": "BR8 7WD", "addressCountry": "GB" }, "areaServed": [ { "@type": "AdministrativeArea", "name": "Dartford, Kent" }, { "@type": "Place", "name": "Dartford town" }, { "@type": "Place", "name": "Bluewater" }, { "@type": "Place", "name": "Ebbsfleet" }, { "@type": "Place", "name": "Stone" }, { "@type": "Place", "name": "Greenhithe" }, { "@type": "Place", "name": "Swanscombe" }, { "@type": "Place", "name": "Crossways" }, { "@type": "Place", "name": "Darent Valley Hospital" } ], "openingHours": "Mo-Su 00:00-23:59", "priceRange": "Quote on application" }, { "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Do you serve Dartford?", "acceptedAnswer": { "@type": "Answer", "text": "Yes: every DA1, DA2 and DA9 postcode including Dartford town, Stone, Greenhithe, Swanscombe, Bluewater, Ebbsfleet and the Crossways/Fastrack industrial estates." } }, { "@type": "Question", "name": "How fast can you reach Dartford?", "acceptedAnswer": { "@type": "Answer", "text": "Dartford is 10–20 minutes off-peak from our Swanley office. 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Retail and shopping-centre HVAC, refrigeration BMS interfaces and alarm-strategy tuning are all inside our controls scope." } }, { "@type": "Question", "name": "Can you support Darent Valley Hospital and other healthcare estate?", "acceptedAnswer": { "@type": "Answer", "text": "Yes. Healthcare PPM, plantroom reactive cover and clinical-environment BMS work are supported under formal SLAs. Full insurance, RAMS and clinical-area protocols honoured." } }, { "@type": "Question", "name": "Which BMS platforms do you work on in Dartford?", "acceptedAnswer": { "@type": "Answer", "text": "Tridium Niagara, Trend, Siemens, Distech, Cylon, Honeywell and any BACnet/Modbus/LonWorks device, open protocol only." } }, { "@type": "Question", "name": "Are you fully insured?", "acceptedAnswer": { "@type": "Answer", "text": "£20M public liability, £10M employers' liability, £10M professional indemnity. Certificates issued ahead of mobilisation." } } ] }, { "@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [ { "@type": "ListItem", "position": 1, "name": "Home", "item": "/" }, { "@type": "ListItem", "position": 2, "name": "Service Areas", "item": "/service-areas" }, { "@type": "ListItem", "position": 3, "name": "Dartford", "item": "/service-areas/dartford" } ] } ] --- 52 Selah Drive, Swanley, BR8 7WD 24/7 phones answered · 2hr SLA response [accounts@biav-controls.co.uk](mailto:accounts@biav-controls.co.uk)[](https://www.instagram.com/biav_controls)[](https://www.linkedin.com/in/bradley-thomas-62a0901b6/) [![BIAV Controls](/__l5e/assets-v1/aa32365b-edd5-4700-8950-51fcbb3a024c/biav-logo.webp)](/) Services Service Areas [About](/about) Our Work [Contact](/contact) [07782 247022](tel:+447782247022)[Request a Quote](/contact) ![Dartford town centre at dusk with the River Darent and historic high street architecture](/assets/dartford-D-opXpI3.jpg) BMS contractor · Dartford · DA1, DA2, DA9 # BMS contractor for Dartford. Local, industrial, commercial. Dartford sits ten minutes from our Swanley office. From the Crossways and Bluewater estates through the town centre to Stone and Greenhithe, we cover the borough end-to-end with a genuinely local response. [Request a Quote](/contact) [Call 07782 247022](tel:+447782247022) 2-hour on-site SLA for contract clients 24/7 phones answered by an engineer Quote on application, in writing 1. [Home ](/) 2. [Service Areas](/service-areas) 3. Dartford 13+ Years hands-on BMS experience 2 hr On-site SLA for contract clients 24/7 Phones answered, every day £20M Public liability insurance BS EN 61439 Panel build standard Local relevance ## BMS engineers whoactually know Dartford. Based in Swanley on the London/Kent border: 10–20 minutes off-peak from Swanley: a neighbouring town. We work across Dartford town, Bluewater, Ebbsfleet, Stone and the wider Dartford, Kent on installation, service, maintenance and reactive call-out. We cover Dartford Every Dartford postcode: DA1, DA2 and DA9. Dartford town centre, Crayford (shared with Bexley), Stone, Greenhithe, Swanscombe, Bluewater, Ebbsfleet and the industrial estates at Crossways and Fastrack all fall inside our normal working area. Response times Dartford is one of our fastest boroughs: Swanley to Dartford is typically 10–20 minutes off-peak. Contract clients receive a 2-hour on-site SLA; in practice most reactive DA1/DA2 attendance happens inside the hour. 24/7 phones answered by a controls engineer. Dartford property types The Bluewater retail estate and its supporting logistics; distribution and light-industrial units around Crossways, Fastrack and the A282 corridor; commercial offices in Dartford town centre and Stone; Darent Valley Hospital and other healthcare estate; primary and secondary schools; care sites; and new-build residential at Ebbsfleet Garden City. Common BMS needs in Dartford Retail and shopping-centre HVAC control, warehouse and distribution BMS coverage, hospital plantroom support with tight comfort bands, school PPM inside term-time constraints, and reactive attendance on chillers, boilers and AHUs across the industrial estates. On the ground in Dartford ## A closer look at how we work across Dartford, Kent. BIAV Controls is a specialist Building Management System contractor based in Swanley, on the London/Kent border. We install, service, maintain and reactively cover BMS across Dartford, the whole of Dartford, Kent, including Dartford town, Bluewater, Ebbsfleet, Stone and the surrounding DA1, DA2, DA9 postcode area. The business was set up to deliver a specific standard of BMS work: open protocol, transparent scoping, written documentation, and engineers who actually turn up when they said they would. Our engineers have 13+ years of hands-on BMS experience across every major open-protocol platform: Tridium Niagara, Trend, Siemens (Desigo and Talon), Distech, Cylon and Honeywell, plus any BACnet, Modbus or LonWorks device that touches a plantroom. That platform coverage matters in Dartford because the borough's estate is mixed: modern buildings tend to be on current Tridium supervisors, mid-generation buildings run legacy Trend, and older civic and industrial stock often sits on Siemens or Cylon. One contractor comfortable across all of them saves you the pain of stitching together sub-contractors and losing accountability at the boundaries. Every project we deliver in Dartford carries the same commercial and technical guardrails. Public liability is insured to £20M, employers' liability to £10M and professional indemnity to £10M. Control panels are designed in-house and manufactured to BS EN 61439 by our panel-shop partner. Installed workmanship carries a 1-year warranty. Pricing is quote on application, issued in writing after a real site or specification review, not pulled from a rate card, and we do not tie buildings to a proprietary supervisor. Contract clients across Kent receive a 2-hour on-site SLA and 24/7 phone cover answered by an engineer rather than an answer service. Reactive callers without a contract are prioritised within 24 hours. For Dartford specifically, 10–20 minutes off-peak from Swanley: a neighbouring town, so response commitments are grounded in real travel time rather than optimistic mapping. If a site sits inside the DA1, DA2, DA9 postcode range, we are already routing engineers past it most working days. Beyond Dartford itself, our regular coverage extends across Kent and into neighbouring boroughs, including Swanley, Bexley, Gravesend, so multi-site clients get consistent delivery, one contractor and one paper trail across their estate. If you're weighing us against a national roll-up, the practical difference is that our office is a short drive from your building, our engineers know the borough's road network and access regimes, and there is no chain of sub-contractors between the person you speak to and the person on-site. Services available ## Every BMS service we offer,delivered in Dartford. All nine BMS services are available across Dartford, Kent. Click through for full scope, process and FAQs on each. [![BIAV Controls laptop running Trend IQVision alongside a legacy Trend IQ BMS panel during a scheduled service visit](/__l5e/assets-v1/be0f2c1f-fae5-4e12-af7f-63546d418c76/This_is_a_service_visit_on_a_old_Bms_system.jpeg) BMS Service in Dartford A BMS service is a planned visit by a controls engineer who checks every sub-system on the Building Management System: sensors, actuators, dampers, valves, control loops, schedules, alarms, network health and supervisor software, then corrects setpoints, resolves faults and issues a written service report. View service ](/services/bms-service)[![Six Hamworthy Stratton condensing boilers on a new LTHW system, all controlled from the BMS by BIAV Controls](/__l5e/assets-v1/b84023a1-9470-4e8b-aa95-9a52fd602068/Recent_project_works_LTHW_system_6_boilers_all_controlled_from_Bms2.jpeg) BMS Installation in Dartford A BMS installation is the full end-to-end delivery of a Building Management System: design of the control philosophy, manufacture of controls panels to BS EN 61439, containment and cabling, controller mounting, sensor and valve fit-off, software engineering, graphics build, commissioning, witness testing and formal handover. View service ](/services/bms-installation)[![Trend IQView4 HMI showing an active AHU Common Fault alarm attended on a 24/7 BMS call-out](/__l5e/assets-v1/52077a86-d494-4089-a291-676bc7275e13/Another_call_out_for_a_alarm_on_AHU_system.jpeg) BMS Call Out in Dartford A BMS call-out is an urgent visit to diagnose and rectify a fault on the Building Management System or the plant it controls: no-heat, no-cooling, comms failure, supervisor crash, alarm storm, network dropout or safety interlock trip. View service ](/services/bms-call-out)[![Chilled water secondary pump and chilled-beam BMS mimic developed at pre-design stage](/__l5e/assets-v1/6dbf1d01-ef52-4dbc-aeaf-7015f1dcfbf8/Software_Graphic_Designs3.jpeg) BMS Pre-Design in Dartford BMS pre-design is the engineering document set that defines exactly how a Building Management System will control every piece of plant on a project: point counts, control sequences, setpoints, alarm strategy, interlocks, protocol strategy, graphics scope and commissioning checklist. View service ](/services/bms-pre-design)[![70 Gray's Inn Road, London: a BIAV Controls end-to-end BMS site optimisation project](/__l5e/assets-v1/aa1cf3e5-3a17-4777-9d1b-1bad04b277f2/Completed_full_site_optimisation_works_at_70_greys_in_and_added_touch_15_inch_touch_display_screens_to_7_tentsnt_floors_to_give_them_full_control_of_there_system4.jpeg) BMS Projects in Dartford A BMS project is single-point delivery of every controls scope on a construction or refurbishment programme: pre-design, panel manufacture, electrical installation, controller and sensor fit-off, software engineering, graphics, commissioning, witness testing, handover and post-handover service. View service ](/services/bms-projects)[![BIAV-designed BMS control panel with INNON HMI, boiler and secondary pump status, built to BS EN 61439](/__l5e/assets-v1/e87b4a38-bbb0-4601-a8f1-37d98d28bbd4/Panel_controlling_the_boilers.jpeg) BMS Panel Manufacturing in Dartford BMS panel manufacturing is the design and build of the enclosures that house the Building Management System's controllers, contactors, protection, power supplies, network devices and terminations, engineered specifically for the plant they control and the site they will live in. View service ](/services/bms-panel-manufacturing)[![AHU02A BMS mimic graphic designed by BIAV Controls for Royal London Hospital (NHS Skanska)](/__l5e/assets-v1/46ed4ee4-5ecc-4e16-a126-7a929733520b/Software_Graphic_Designs2.jpeg) BMS Software & Graphics in Dartford BMS software and graphics is the code and visual front-end that sits on top of a Building Management System: controller programming, supervisor engineering (Tridium Niagara, Distech EC-Net and equivalents), graphics build, alarm schema, trends, histories, schedules and dashboards. View service ](/services/bms-software-graphics)[![iSMA-Niagara BMS controller with dressed terminals and containment on a school ASHP electrical installation](/__l5e/assets-v1/7699f4cc-ce46-4c3d-a017-f993de9cacc8/Small_project_from_a_air_source_heat_pump_system_in_local_school1.jpeg) BMS Electrical Installation in Dartford BMS electrical installation is the containment, cabling, terminations and testing that physically connects a Building Management System to the plant it controls, from panel to controller to field device, plus power distribution and safety earthing. View service ](/services/bms-electrical-installation)[![Commercial LTHW plantroom with Grundfos pumps and Siemens actuators maintained under a PPM contract](/__l5e/assets-v1/21610a49-a752-4c3d-9f49-44ce2b9dd4f4/Another_service_visit_on_a_old_system3.jpeg) BMS Maintenance in Dartford BMS maintenance is a contracted programme of planned service visits, remote monitoring, reactive call-out and post-incident review, with defined SLAs and written reports, that keeps a Building Management System delivering the outcomes it was designed to deliver. View service ](/services/bms-maintenance)[![15-inch touch display screens installed on tenant floors at 70 Gray's Inn Road as part of a BMS site optimisation project](/__l5e/assets-v1/8cb152a7-db95-4bb7-99da-1907b1d8e0d9/Completed_full_site_optimisation_works_at_70_greys_in_and_added_touch_15_inch_touch_display_screens_to_7_tentsnt_floors_to_give_them_full_control_of_there_system1.jpeg) BMS Energy Optimisation in Dartford BMS energy optimisation is a structured programme of audit, correction and verification carried out on an existing Building Management System. View service ](/services/bms-energy-optimisation) Why choose us in Dartford ## Concrete reasons,not marketing lines. Every claim on this page is drawn from things we can evidence: our insurances, our SLAs, our warranty terms and the standards our panels and partner electricians work to. Neighbouring town: genuine local response Dartford is a short off-peak drive from our BR8 office. Contract clients see the 2-hour SLA hit consistently, and reactive attendance is typically well inside it. Comfortable across retail, industrial and healthcare Bluewater-style retail HVAC, Crossways-style distribution warehouses and Darent Valley-style healthcare estate all draw on different sides of our engineering; we work across all three sectors, not just one. Open protocol, full documentation Tridium Niagara, Trend, Siemens, Distech and Cylon: all supported end-to-end on open protocol. £20M PL / £10M EL / £10M PI cover, panels built to BS EN 61439, written service reports every visit. Local problems, honestly ## BMS issues we seeacross Dartford. The BMS challenges we see in Dartford track its economy: heavy retail, heavy distribution, growing residential and a large hospital estate. Each brings a distinct control problem. Retail HVAC and refrigeration alarm floods Bluewater-scale retail estates generate large volumes of nuisance alarms. Control-strategy tuning suppresses noise without hiding real faults: a strategy job, not a hardware one. Warehouse and distribution HVAC drift Crossways, Fastrack and A282 distribution warehouses often have BMS installed then forgotten. Setpoints drift, energy costs rise. Structured PPM with written reports catches it before it becomes reactive. Healthcare plantroom reliability Darent Valley and the surrounding clinical estate operate against strict comfort and pressure regimes. We service and reactively cover those environments against documented control narratives, not against verbal assumptions. Ebbsfleet and Stone new-build residential comfort New-build residential at Ebbsfleet and Stone is increasingly heat-pump-led with communal metering. Comfort complaints in year one are almost always controls tuning, not mechanical faults, and are resolved through a proper strategy review. Our process ## How we deliver BMS workacross Dartford. 1. Step 01 Enquiry & scoping call We take the site details for Dartford, current issues and any relevant plant or supervisor information, usually inside a short call. 2. Step 02 Site or specification review For anything beyond routine reactive work we visit or review drawings before quoting. No 'from' prices, no per-square-metre guessing. 3. Step 03 Written fixed quote Quote on application, in writing, with a fixed scope, deliverables and programme. Insurances and RAMS supplied on request. 4. Step 04 Mobilisation & delivery Engineers mobilised to Dartford with permits, RAMS and, where relevant, panel design and manufacture to BS EN 61439 via our panel-shop partner. 5. Step 05 Commissioning & handover Points schedule, controls narrative, as-installed drawings and O&M documentation issued at handover. Nothing left informal. 6. Step 06 Aftercare & PPM 1-year workmanship warranty on installed works. PPM contracts with 2-hour SLA and written service reports available across the borough. Regional coverage ### Also working nearby to Dartford. Our engineers cover Kent and the wider London & South East region on the same terms: 2-hour SLA for contract clients, 24/7 phones, quote on application. [View all service areas](/service-areas) [ London/Kent border BMS in Swanley BR8 ](/service-areas/swanley)[ South East London BMS in Bexley DA1, DA5, DA6, DA7, DA8, DA14, DA15, DA16, DA17, DA18 ](/service-areas/bexley)[ Kent BMS in Gravesend DA11, DA12, DA13 ](/service-areas/gravesend) FAQs ## BMS in Dartford,questions answered. Anything not covered here? Call us on [07782 247022](tel:+447782247022). Pricing BMS work in Dartford is quoted on application, issued in writing after a site or specification review. No 'from' prices, no per-square-metre pricing, no proprietary lock-in. ### Do you serve Dartford? + Yes: every DA1, DA2 and DA9 postcode including Dartford town, Stone, Greenhithe, Swanscombe, Bluewater, Ebbsfleet and the Crossways/Fastrack industrial estates. ### How fast can you reach Dartford? + Dartford is 10–20 minutes off-peak from our Swanley office. Contract clients receive a 2-hour SLA and typically see attendance well inside the hour. ### How much does a BMS installation cost in Dartford? + Quote on application in writing after a site or specification review. Retail, industrial, healthcare and residential works all scope differently: every quote is fixed against the actual building. ### Do you offer 24/7 BMS emergency cover in Dartford? + Yes. Phones answered 24/7 by an engineer. Dartford reactive attendance is one of the fastest response windows we operate. ### Can you handle Bluewater-scale retail HVAC? + Yes. Retail and shopping-centre HVAC, refrigeration BMS interfaces and alarm-strategy tuning are all inside our controls scope. ### Can you support Darent Valley Hospital and other healthcare estate? + Yes. Healthcare PPM, plantroom reactive cover and clinical-environment BMS work are supported under formal SLAs. Full insurance, RAMS and clinical-area protocols honoured. ### Which BMS platforms do you work on in Dartford? + Tridium Niagara, Trend, Siemens, Distech, Cylon, Honeywell and any BACnet/Modbus/LonWorks device, open protocol only. ### Are you fully insured? + £20M public liability, £10M employers' liability, £10M professional indemnity. Certificates issued ahead of mobilisation. Request a quote: Dartford ## Send us the spec.We'll come back with a fixed scope. Every Dartford enquiry is scoped and quoted in writing: no 'from' prices, no hidden variations, no proprietary lock-in. Response within one working day, sooner for anything urgent. [Call 07782 247022](tel:+447782247022)[Full contact details](/contact) 24/7 phones answered £20M PL / £10M PI cover 1-year workmanship warranty BMS enquiry · Dartford Tell us about the site. ![BIAV Controls](/__l5e/assets-v1/aa32365b-edd5-4700-8950-51fcbb3a024c/biav-logo.webp) Family-run BMS specialist delivering smart, energy-efficient solutions to support net zero buildings across London and the South East. Bespoke design, BS EN 61439 panels, open-protocol systems. [07782 247022 ](tel:+447782247022)[accounts@biav-controls.co.uk](mailto:accounts@biav-controls.co.uk) 52 Selah Drive Swanley, Sevenoaks BR8 7WD [](https://www.instagram.com/biav_controls)[](https://www.linkedin.com/in/bradley-thomas-62a0901b6/) Services - [BMS Service](/services/bms-service) - [BMS Installation](/services/bms-installation) - [BMS Call Out](/services/bms-call-out) - [BMS Pre-Design](/services/bms-pre-design) - [BMS Projects](/services/bms-projects) - [BMS Panel Manufacturing](/services/bms-panel-manufacturing) - [BMS Software & Graphics](/services/bms-software-graphics) - [BMS Electrical Installation](/services/bms-electrical-installation) - [BMS Maintenance](/services/bms-maintenance) - [BMS Energy Optimisation](/services/bms-energy-optimisation) Service Areas - [Swanley](/service-areas/swanley) - [Dartford](/service-areas/dartford) - [Sevenoaks](/service-areas/sevenoaks) - [Orpington](/service-areas/orpington) - [Sidcup](/service-areas/sidcup) - [Bexley](/service-areas/bexley) - [Bromley](/service-areas/bromley) - [Greenwich](/service-areas/greenwich) - [Croydon](/service-areas/croydon) - [Gravesend](/service-areas/gravesend) - [South East London](/service-areas/south-east-london) - [City of London](/service-areas/city-of-london) - [Canary Wharf](/service-areas/canary-wharf) Company - [About](/about) - [Our Work](/our-work) - [Case Studies](/case-studies) - [FAQs](/faq) - [Contact](/contact) - [Leave a review](https://search.google.com/local/writereview?placeid=ChIJDUK3gbWt2EcRTEnbDZS2st8) Hours: 24/7 Company No. 16344714 © 2026 BIAV Controls Limited. 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