A home services owner who asks for the best digital agency for Google Maps rankings and more calls is really asking for proof. Most agency pages answer with rankings of themselves and adjectives. This case study takes the opposite route. It lays out what Sunstone Digital Tech has published for home services and local-intent brands, what those numbers do and don’t prove, and which measurements you should demand before hiring any agency, including us.

One note on scope. Sunstone’s public case studies report organic traffic and lead growth. They don’t publish Maps-pack rank positions or call-tracking counts, so this article doesn’t invent any. Where Maps and call metrics belong, you’ll see exactly how we measure them and what a credible baseline looks like.

The situation: visible in search, invisible where the calls happen

The pattern we see most in roofing, plumbing, HVAC, paving, and foundation repair is consistent. The website ranks for a handful of service terms. Leads trickle in. Meanwhile, two or three competitors own the Google Maps pack for every high-intent search like “emergency plumber near me” or “roof repair [city],” and they take the phone calls before the owner’s site ever gets a click.

Three constraints make this harder than it looks:

• Seasonality. Demand for HVAC, roofing, and pool work swings hard, so a flat month can mean a weak strategy or a slow season. Without a baseline, owners can’t tell which.
• Competition density. Most metro markets have dozens of contractors with hundreds of reviews each.
• Thin bandwidth. Owners and office managers rarely have time to answer reviews, update photos, and audit listings weekly.

The deeper problem is attribution. Many home services companies can’t say how many calls came from Maps versus organic search versus ads. If you can’t measure the source, you can’t tell whether any agency is working.

Goals and KPIs: what to measure before anything changes

A Maps-and-calls engagement should be judged on a short list of numbers, each captured before work starts.

Two rules keep the data honest. First, call tracking goes live before any optimization, so the baseline isn’t reconstructed from memory. Second, the measurement window is fixed up front (for example, 90 days before versus 90 days after) and compared against the same season where possible. Seasonality can otherwise masquerade as results.

Success criteria should also be written down in advance: target pack positions for named keywords, a call volume range, and a minimum acceptable call quality. If an agency won’t commit to measurable acceptance criteria, treat that as a warning sign.

The verified results Sunstone has published

Sunstone has operated since 2018 and lists 2,500+ clients and 6,000+ completed projects. Its public case studies for home-oriented and local-intent brands show the following.

Source: Sunstone Digital Tech public case study pages for Window World, Groundworks, and Cody Pools.

Read these for what they are. They’re outcome metrics for multi-location and local-intent businesses where organic visibility drives lead flow. Window World and Groundworks both operate across many markets, which is the same multi-location complexity a regional contractor faces when scaling. They don’t isolate Maps-pack rank or phone calls, and you shouldn’t assume they do.

That distinction matters because a lead metric can include forms, chats, and calls together. For a plumber or HVAC company where most revenue starts with a phone call, the right question for any agency, ours included, is: show me the call-level data for a comparable client.

Tactics that move Maps rankings and calls

Local pack visibility generally comes down to relevance, distance, and prominence. Distance is fixed by your location. The other two are where agency work shows up. This is the home services playbook Sunstone applies.

Google Business Profile optimization for calls

Start with categories and services. A primary category that doesn’t match the highest-revenue service is the most common structural error we find, and no amount of posting fixes it. Secondary categories, the services list, and the business description should mirror how customers search, not how the owner describes the company.

From there, the profile needs ongoing attention: real job photos on a regular cadence, answered Q&A, service-area settings that match where crews actually work, and posts that reflect current offers. Call hours and the primary phone number deserve a deliberate check, since a missed call from an unattended line wastes every ranking gain.

A review engine, not a review request

Reviews affect both ranking and whether a searcher taps your number instead of the competitor’s. The approach that works is a repeatable process: a text or email request sent shortly after job completion, a direct link to the review form, a response workflow for every review, and monitoring for spam or policy-violating reviews. Sporadic asks produce lumpy results. Steady velocity looks natural to Google and to customers.

Local citations and NAP consistency

Name, address, and phone details need to match across directories, data aggregators, and industry listings. The work is an audit first: find duplicates, outdated numbers, and old addresses, then clean them up before building new listings. For multi-location brands this gets complicated quickly, since each location needs its own consistent record.

Location and service pages that earn their place

Maps relevance is reinforced by the website. Each core service and each meaningful service area needs a page with genuine local detail: project examples, neighborhoods served, crew and licensing information, and specific FAQs. Thin pages that swap a city name into identical copy don’t help and can dilute the site. Internal links from service pages to location pages, and back, make the structure clear to search engines and visitors. Our SEO for home service businesses work is built around this service-by-location structure.

Conversion work for phone leads

Ranking gets the impression. The page and profile have to convert it. On mobile, where most urgent home services searches happen, that means a visible tap-to-call button, fast load times, short or optional forms, and trust signals (licenses, review ratings, guarantees) near the top. A/B testing call button placement and form length is routine for conversion rate optimization for phone leads, and the winning variants often differ by trade.

Reporting cadence

Rank grids, GBP actions, and tracked calls get reviewed on a regular schedule, and the plan changes based on what the data says. If call clicks rise but booked jobs don’t, the issue is call handling or lead quality, not ranking. Reporting should surface that quickly.

Timeline: what moves first and what compounds

Every market differs, so treat this as a typical sequence rather than a guarantee.

• Weeks 1 to 2: audit and tracking setup. Call tracking goes live, baseline rank grids are captured, and the GBP, citation, and site audits are completed.
• Weeks 3 to 6: profile and listing foundation. Category and service corrections, photo and description updates, citation cleanup, and the review request process launches.
• Weeks 7 to 12: content and conversion. Service and location pages are built or rebuilt, and call-focused landing page and mobile changes are tested.
• Month 4 onward: compounding. Review volume, content authority, and links build on each other, and expansion into additional neighborhoods or cities begins.

Profile fixes and conversion improvements tend to show up first, because they change what already-visible listings do with the impressions they get. Pack rank gains from content, reviews, and prominence usually take longer and keep building. Sunstone’s 73% lead increase in 60 days, a figure it reports across client engagements, reflects the faster end of that curve. It’s a broad brand statistic, not a Maps-specific result.

Lessons you can reuse

1. Install call tracking before any optimization. Without a pre-change baseline, nobody can prove the lift, and you’ll argue about attribution later.
2. Fix categories and services first. A mismatched primary category undermines every other tactic.
3. Judge ranking by grid, not by one keyword. A single rank check at your office address hides how thin your coverage is a few miles out.
4. Skip thin city pages. Fewer pages with real local substance outperform dozens of near-duplicates.
5. Track call quality alongside call volume. More calls from outside your service area is noise, not growth.
6. Match results to the right metric. Traffic and lead growth, like the Window World and Groundworks numbers, show organic strength. Pack position and tracked calls show Maps performance. Ask for the metric that matches your goal.

How to evaluate any agency on Maps and calls

Before signing with anyone, ask for the following:

• A named client in a comparable trade and market, with baseline and post dates
• The call tracking provider and number setup used to count calls
• Rank grid data, not a single screenshot
• GBP call clicks and direction requests over the same period
• A statement of whether ad budget or seasonality changed during the window

Agencies that publish self-ranked “best of” lists rarely provide these. Agencies with real results do, and they welcome the scrutiny.

Next step: a Maps and calls baseline

If you run a home services company and want to see where you stand, the most useful first step is a baseline: your current pack coverage across your service area, your GBP call and direction data, and a read on how many calls you’re capturing versus losing. Sunstone builds that snapshot as part of a free proposal, drawing on our local SEO services and trade-specific programs such as plumbing digital marketing and HVAC digital marketing. For a wider view of the channels involved, see our home services marketing agency overview.

Ask for the proposal, then ask us for the same proof we’ve described above. That’s the standard we’d hold any agency to.