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Automotive

Cross-Location SearchGroup ReportingBrand Consistency

Plateforme Multisites pour Groupes Concessionnaires & Réseaux Automobiles

Votre Groupe Concessionnaire Dépense 120K€/An sur 20 Contrats Website Séparés

$372K/yr

Template Platform Cost

10 locations x $31K/mo SaaS stack

$24K/yr

Custom Platform Cost

After year 1 ($120K build + $2K/mo)

200

Max Locations

Supabase multi-tenant scales to any size

$348K

Annual Savings

Year 2+ vs template SaaS stack

What a Dealer Group Platform Actually Consolidates — And What It Stops Costing You

Your Dallas location goes live at 9am. Houston follows at 11. By noon, both inventories feed into one cross-location search bar — same codebase, same admin dashboard, zero duplicate contracts. That's what a dealer group platform does: it treats your 5, 20, or 80 locations as tenants inside one Next.js application, not separate WordPress installs bleeding $500/month each. Each location lives isolated in Supabase's Row Level Security schema. Your Dallas Ford staff see Dallas data. Your Houston team sees Houston. Your group VP sees everything — leads, inventory turns, traffic — in one real-time dashboard. No spreadsheet requests, no waiting on local managers. Each location gets its own URL structure (subdomain or path), unique inventory feeds synced from your DMS via ISR, and local SEO content. The brand consistency engine enforces your typography and color palette group-wide while letting each store customize imagery and promotions. Lead routing uses edge functions and geolocation to send the inquiry to the nearest salesperson via Twilio SMS. The entire group runs on 4–6 servers instead of 20. Template platform fees stop. Operational chaos stops. And you finally see which location is turning inventory in 18 days versus 47.

Où les projets échouent

Look, the math on template platforms is brutal You're signing separate contracts per location -- no cross-location inventory visibility, no group reporting, nothing shared. Twenty locations on template platforms at $500 a month each? That's $10,000 every single month, and you still can't see what's happening across your group. A custom dealer group platform brings everything under one roof and honestly pays for itself within 8-12 months compared to what you're already spending. The per-location template fees stop, the operational chaos stops, and you actually get data that means something.

Cross-location inventory search is just impossible on template platforms -- and that's a real revenue leak Think about a customer who wants a 2024 RAV4. They land on your nearest location's site, don't see one in stock, and they're gone. Off to CarGurus or your competitor down the road. But if cross-location search existed on your platform, they'd find that same RAV4 sitting at your store 25 miles away. Same group, same sale, same profit -- you just needed the infrastructure to connect the dots. How many deals are you losing to that gap right now?

Without group-level reporting, you're flying blind You can't compare location performance, can't spot which store's conversion rate dropped in March, can't tell if Dallas is turning inventory in 18 days while Houston is sitting at 47. Underperforming locations don't announce themselves -- they just quietly drag down the group until someone notices a bad quarter. A unified dashboard showing lead volume, inventory turns, and conversion rates by location means you catch problems in week two, not month six.

Brand inconsistency is a quiet killer for dealer groups Each location on its own template eventually starts looking like a completely different company -- different fonts, different button colors, different layout logic, local staff uploading whatever header image they found. And customers notice, even if they can't articulate why. Someone who bought from your Plano location and then visits your McKinney location's website shouldn't feel like they've landed somewhere unfamiliar. A dealer group is a brand. The platform has to enforce that.

Conformité

Centralised Admin, Localised Sites

One dashboard, everything in it. Each location manages its own inventory, staff roster, active promotions, and business hours independently -- but group admin has visibility across all of it simultaneously. There's no calling the Dallas manager to ask what's in stock. Supabase RLS handles the access separation at the database level, not just in the UI, which means it's actually enforced rather than just a polite suggestion.

Cross-Location Inventory Search

One search query, every location's inventory hits at once. Results come back sorted by distance from wherever the customer is -- GPS permission or zip code entry, your choice. So if the vehicle exists anywhere in your group, the customer finds it. And they see "Dallas Ford -- 8 miles" before they see "Fort Worth Ford -- 31 miles." They pick the closer one. You keep the deal.

Group Reporting Dashboard

The reporting dashboard covers leads by location, inventory turn rates, website traffic, conversion percentages, and average days-to-sale -- all comparable side by side, all updating in real time. You're not waiting on end-of-month exports. If a location's lead volume drops on a Tuesday, you see it Wednesday morning. Export functions handle the monthly board reports. It's the visibility most dealer groups have never actually had.

Brand Consistency Engine

Here's how brand control actually works in practice: design tokens at the group level lock down the logo, colour palette, typography, and page structure. Local teams get a scoped editing area for their promotions, featured inventory units, staff photos, and local event announcements. They can't touch the stuff that defines the brand. So your Fort Worth location manager can update their Memorial Day sale banner without accidentally changing the font to Comic Sans group-wide. That constraint is a feature, not a limitation.

Centralised Lead Routing

Customer fills out a lead form -- anywhere on the site, any location page, even the group homepage. The system pulls their zip code or geolocation, identifies the nearest location, and routes the lead to an available salesperson there. Twilio fires an SMS to that salesperson within seconds. Customer gets an email confirmation. Everything lands in the group CRM with location assignment and pipeline stage attached from the start. No one manually forwards leads. Nothing falls through the cracks at 7pm on a Friday.

Google Business Profile Sync

Google Business Profile management at scale is honestly one of the most underrated features here. Hours changes, inventory highlights, current promotions -- all of it syncs to each location's individual GBP via the API. So when you update a holiday hours change in your admin dashboard, all 20 GBP profiles reflect it. Local SEO stays accurate without someone manually logging into 20 separate Google accounts. That's a real operational headache eliminated.

Notre processus

Group Architecture Audit

Discovery phase means mapping every location, auditing the current tech stack, documenting which DMS each store runs, collecting brand guidelines, and understanding what reporting the group actually needs. That last one matters more than people think -- we've seen groups that needed 3 reports and groups that needed 23. The multi-tenant schema design comes out of this phase. Don't skip it or rush it.

Week 1-2

Multi-Tenant Infrastructure

The technical foundation is Supabase multi-tenant schema with RLS policies scoped per location, Next.js dynamic routing generating the individual location pages, and ISR handling inventory and content updates automatically. This combo means the site is fast, the data is secure, and inventory pages don't require a developer to stay current.

Week 3-6

Group Admin & Reporting

Admin layer splits into two tiers: group admin with full cross-location visibility and a reporting dashboard that lets you compare any location against any other, and location-specific admin for local teams that scopes them to their own store. Both interfaces built in the same Next.js application, permissions handled by Supabase RLS.

Week 7-10

Lead Routing & CRM

Lead capture wired to geolocation routing from day one -- not bolted on later. Twilio SMS notifications go to salespeople in real time. The group CRM tracks location assignment and pipeline stage for every lead, so you always know which store owns which deal and where it stands. No spreadsheets, no "who's following up on this?" conversations.

Week 11-13

Migration & Launch

Migration phase involves moving all locations off their existing platforms with 301 redirects for every URL that's ever ranked -- we're talking individual VDP URLs, staff pages, service pages, all of it. DNS updates per location get staged carefully so there's no downtime during the switchover. Post-launch monitoring watches lead volume and inventory accuracy for 30 days minimum because that's when the real issues surface.

Week 14-18

Next.jsSupabaseVercelTwilioResendStripeGoogle Business Profile API

Questions fréquentes

Combien coûte une plateforme pour groupe concessionnaire ?

Les budgets dépendent honnêtement du nombre de points de vente : 5-10 sites coûtent 30-60K€, 10-50 sites c'est 60-120K€, et 50+ sites se situent entre 120-250K€ plus un forfait annuel. Ce sont les plus gros budgets du développement web automobile -- mais comparez-les à ce que coûtent réellement les plateformes template. Vingt sites à 500-1 500€ par mois, c'est 10-30K€ chaque mois. Une plateforme sur mesure s'amortit en 3-8 mois, ensuite les frais mensuels template disparaissent simplement.

Comment fonctionne la recherche d'inventaire intersite ?

La recherche d'inventaire intersite utilise une seule requête Supabase qui interroge tous les inventaires de localisation simultanément -- pas de recherches séquentielles, pas d'appels API séparés par point de vente. Les résultats reviennent triés par distance selon la géolocalisation du client ou son code postal. En pratique, le client voit « 2024 RAV4 chez Dallas Ford, 8 km » au-dessus de « 2024 RAV4 chez Fort Worth Ford, 23 km ». Il choisit Dallas. Votre groupe conserve la vente de toute façon.

Les équipes marketing locales peuvent-elles mettre à jour leur site sans casser la marque groupe ?

Oui -- et la distinction a son importance. Le moteur de cohérence de marque trace une ligne nette entre ce qui est fixe et ce qui est flexible. Fixe : logo, palette de couleurs, typographie, structure du schema markup. Flexible : promotions locales, mises en avant d'inventaire, photos d'équipe, événements spécifiques au marché. Les équipes locales éditent librement dans leur domaine. Mais elles ne peuvent pas toucher à la partie fixe, donc un responsable de localisation à Sacramento ne peut pas casser accidentellement les standards de marque du groupe à 23h un dimanche.

Comment fonctionne l'acheminement centralisé des leads ?

Le lead arrive de n'importe quelle page -- localisation individuelle, page groupe, peu importe. Le système vérifie immédiatement le code postal ou la géolocalisation par rapport aux coordonnées de tous les points de vente et identifie le magasin le plus proche. Le vendeur disponible de cette localisation se voit assigner le lead. Un SMS Twilio lui parvient en quelques secondes. Le client reçoit un email de confirmation avec les infos de contact du point de vente. Tout est enregistré dans le CRM groupe avec la localisation identifiée et l'étape du pipeline définie dès le premier moment. Pas d'acheminement manuel, pas de leads bloqués dans une boîte de réception partagée.

Dealer Group Platforms from $30,000

Centralised admin. Cross-location search. Group reporting. Brand consistency.

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Car Dealership Website Development Automotive AI Integration Dealer Template Migration

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