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The UK Franchise Growth Index

The Drain Guys

Maintenance, Building, Plumbing and Gardening · Drainage · Drainage Service

The Drain Guys is a drainage and plumbing business offering local service franchises. Founded by Gavin Dimmock in 2016, it developed from an individual operator into a wider operation serving domestic and commercial customers. Its published customer coverage includes parts of the South East, London and Devon.

Read more about The Drain Guys

Overall Five Fibre score
69/100
Assessment
Independent
Last reviewed
Data confidence
High

The Five Fibre score measures this network against Twine Growth's Five Fibre Framework™ using the information available at the assessment date. It is not an endorsement, a financial recommendation or a recommendation to purchase a franchise.

About the network

More about The Drain Guys.

Services range from clearing blocked drains, toilets and sinks to CCTV investigations, homebuyer drain surveys and repairs. The wider commercial offer includes drainage maintenance, mapping, pipe lining, excavation and pump services. Some work responds to urgent problems, while other jobs form part of planned property maintenance.

A franchisee develops a local territory and provides the branded drainage service. The offer describes exclusive postcode rights, subject to availability, and the ability to build beyond a single vehicle. Owners need to coordinate appointments, technical work and customer communication across residential and business customers.

The brand advertises practical and business training, including support for applicants without previous drainage experience. Marketing assistance includes website exposure and branded materials, with business planning and financial forecasting also described. These resources support the owner's work developing a local service operation.

The franchise page distinguishes an initial package cost from additional tools, equipment, a van deposit and other setup spending, estimating total startup costs at £63,440. Current figures and inclusions need confirmation. Published earnings illustrations are financial models rather than a guaranteed result, and local performance depends on demand, service delivery, costs and the capacity developed.

At a glance

The Drain Guys at a glance.

Industry
Maintenance, Building, Plumbing and Gardening
Franchise category
Drainage
Sub industry
Drainage Service
Founded
2016
Headquarters
South East England
BFA member
No
UK origin
Yes
Recruitment status
Active

Investment

Franchise investment.

Investment from
£63,440
Management franchise
Yes
Mobile
Yes
Executive franchise
Yes

View franchise opportunity

Investment figures change. Confirm current requirements directly with the franchise network before making any decision.

Five Fibre assessment

How the foundations score.

Every franchise network is assessed across the five connected areas Twine Growth believes support sustainable franchise growth.

How the Five Fibre score is calculated

01 Assess Strong15.5/20

Assess: Named franchise appointments and a defined service support transferability, while published profit expectations remain modelled.

  • Profitable core business: Partially, 2.5/5. Current customer services and named franchise appointments support trading. Published expected profits do not establish representative achieved owner results.
  • Operates without daily founder input: Yes, 5/5. A named East London franchise appointment and local service pages support delivery beyond Gavin personally attending every job.
  • Ideal owner defined: Yes, 3/3. The offer identifies practical, customer-focused operators prepared to do physical work and develop a business, with training for applicants without drainage experience.
  • Realistic owner earnings: Partially, 2/4. The official illustration distinguishes single- and multi-van pre-tax profit expectations and states that overheads and staffing are included. These remain financial-model claims rather than verified representative owner remuneration.
  • Distinct proposition: Yes, 3/3. A mix of emergency drainage, surveys, repairs and commercial maintenance provides a defined customer proposition across reactive and planned work.
02 Build Strong16.5/20

Build: An explicit updated manual, systems and induction are supported by launch assistance, without complete public proof of founder-independent onboarding.

  • Documented operating playbook: Yes, 5/5. The official package explicitly supplies a comprehensive franchise operations manual with continuing updates.
  • Structured onboarding: Yes, 4/4. Induction covers day-to-day business operation and technical delivery, with continuing business training and coaching.
  • Documented brand experience: Yes, 4/4. The manual, shared service requirements, branded materials and technical training document intended operational and customer standards.
  • Central resource access: Partially, 1.5/3. Owners receive bespoke operations systems and manuals. One comprehensive controlled access point for every resource was not publicly verified.
  • Launch without constant founder input: Partially, 2/4. Launch, staff and planning assistance support onboarding. A fully delegated process that can establish new owners without constant founder involvement was not verified.
03 Launch Scale Ready18/20

Launch: A clear direct offer, detailed package and response commitment support recruitment; full approval gates are less public.

  • Clear ownership proposition: Yes, 5/5. The official offer explains role, support, territory and total startup estimate, separating equipment and vehicle-related costs from the initial franchise charge.
  • Targeted recruitment messaging: Yes, 4/4. Messaging describes practical work and a customer-service business rather than passive ownership, with business and team-management expectations in recruitment coverage.
  • Enquiry journey: Yes, 4/4. Brochure forms, a questionnaire and a promised response within 48 hours provide an attributable direct enquiry journey.
  • Pre-acceptance discovery: Partially, 2/4. Questionnaire and discussion stages are described. The complete suitability, practical assessment, financial review and final acceptance sequence is not public.
  • Recruitment launch plan: Yes, 3/3. A dedicated franchise site, detailed package, territory finder and named appointment coverage establish an organised recruitment launch.
04 Grow Critical Gap4/20

Grow: Current territory marketing and appointments exist without verified recruitment source or conversion measurement.

  • Consistent monthly ownership enquiries: Partially, 2.5/5. Named appointments and current recruitment channels demonstrate outcomes over time. Consistent monthly qualified ownership enquiries were not verified.
  • Enquiry sources and prospect quality: No public verification, 0/4. No attributable recruitment source-quality or applicant acquisition report was located.
  • Enquiry-to-owner conversion: No public verification, 0/4. No verified enquiry-to-owner conversion metric or completed applicant cohort was found.
  • Next locations or territories: Partially, 1.5/3. A public finder markets broad regions and postcode-based exclusivity. A current prioritised release schedule linked to support capacity was not verified.
  • Founder-independent recruitment: No public verification, 0/4. Franchise development advisers are identified, but this does not establish ongoing delegated recruitment. A complete founder-independent recruitment function was not verified.
05 Amplify Strong15/20

Amplify: Local web sections and an initial campaign are explicit, while continuing individual plans and performance tracking are less visible.

  • Local customer acquisition support: Yes, 5/5. The package explicitly includes a three-month launch campaign, marketing collateral, local web sections and help finding commercial and domestic customers.
  • Every owner represented online: Yes, 4/4. Public local service pages, including East London, support online discovery for the listed operating areas. Area pages do not establish an exact independent owner count.
  • Continuing local marketing plan: Partially, 2/4. Continuing coaching and marketing assistance are described. The specified first-three-month campaign does not establish a complete individual plan after that period.
  • Individual enquiry and performance tracking: No public verification, 0/3. No attributable owner-level report linking enquiries, response, quotations, completed jobs and contribution was publicly verified.
  • Customers beyond personal networks: Yes, 4/4. Local service discovery, central marketing and commercial maintenance opportunities provide routes to customers beyond an owner’s personal network.
69/100 Overall Five Fibre score

Five Fibre score: 69/100. Assess 15.5/20, Build 16.5/20, Launch 18/20, Grow 4/20, Amplify 15/20.

Assessment band: Growth Ready.

The Drain Guys has a concrete franchise package supported by an explicit operations manual, induction, local marketing and a direct applicant journey. A named East London appointment demonstrates franchise activity beyond a general sales proposition. The customer model combines urgent domestic work with commercial services and planned maintenance. The principal assessment gaps concern verified owner economics, predictable recruitment and the connection between the initial launch campaign and sustained local commercial performance.

The official site describes a 2016 business origin and later expansion through staff, while another franchise profile refers to operation since 2015. These dates may represent early trading and formal development, but should be reconciled before either is treated as the franchise launch. Company names and service areas also require care. A central company, an independent owner and a customer coverage region are different records. The East London appointment supports a specific ownership outcome, without proving that every listed local page represents another franchisee.

Assess recognises a practical operator profile and a defined customer need, but does not treat essential demand as guaranteed profitability. The official page publishes expected pre-tax profits for a single-van and an established multi-van operation and says that overheads and staffing are included. That is more informative than an undefined earnings claim, although the figures remain a financial model rather than representative verified owner results. Owner labour, the trading period and the assumptions behind job volume should be explained before applicants rely on them.

The published total startup estimate includes additional equipment, tools and vehicle-related costs beyond the initial franchise charge. A prospective owner needs a current itemised schedule and a realistic working-capital allowance. Emergency callouts, surveys and planned commercial work have different response requirements, invoice values and payment cycles. A full diary can still generate weak returns if travel, unsuccessful visits, equipment downtime or repeat attendance consume capacity. Scaling to additional vans changes staffing and management responsibilities rather than simply multiplying one operator’s revenue.

Build has tangible foundations in the updated manual, bespoke systems and comprehensive training. The package also offers help with planning, finance and staff recruitment. The private resource contents were not inspected, so one complete central access point and fully delegated onboarding were not verified. The relevant test is whether a new owner can assess jobs, use equipment, communicate limitations and resolve customer issues through documented support. Training attendance alone does not show that every operator is ready for every type of work.

The service promise connects marketing with operational capacity. A customer with an urgent problem needs a clear response, accurate expectations and dependable attendance. Commercial maintenance may require planned scheduling and continuity rather than an immediate callout. Central and local teams need to agree who owns each enquiry, what can be delivered and when. Increasing local enquiries before that handover works can damage conversion and trust. A useful review should distinguish insufficient demand from weak response, unsuitable job mix or an overstretched local team.

Launch has clear brochure and questionnaire routes and an explicit initial response commitment. The full pre-acceptance assessment remains less public. Grow is the weakest fibre because public appointment stories and a territory finder do not establish monthly enquiry, source-quality or conversion performance. Amplify has a specified first-three-month campaign and local web support, but a complete continuing plan and individual commercial tracking were not verified. A launch campaign should begin an enduring acquisition process rather than leave the owner to recreate demand after the initial period.

Assess priority: validate financial scenarios against actual job mix, travel, staffing, vehicle and equipment costs. Separate modelled profit, achieved results and remuneration for owner labour, with clear startup and cash requirements.

Build priority: confirm controlled manuals, practical competence checks and named support responsibilities. Test the handovers between enquiry, diagnosis, quotation, attendance and follow-up so operational knowledge is not dependent on one central individual.

Launch priority: document discovery and approval around funding, practical readiness and territory economics. Keep investment descriptions and applicant expectations consistent across the official pages and recruitment partners.

Grow priority: reconcile independent owners and service areas and measure qualified applicant progression by source. Prioritise territories according to viable demand, technical support capacity and the needs of existing operators.

Amplify priority: extend the three-month launch activity into an owner-specific acquisition and retention plan. Connect local enquiries with completed jobs, repeat commercial work and contribution before increasing promotional spend or adding another van.

Reviewing the mix of completed work would help separate marketing weakness from operational constraints within each territory.

Benchmark

How this network compares.

Overall, against the whole Index
This network69
UK Index average64
Overall, against Maintenance, Building, Plumbing and Gardening (31 networks)
This network69
Industry average65

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