On page optimization service, hired on evidence
An on page optimization service works on the things you control outright: titles, headings, body copy, internal links, structured data, page speed and the way a template renders. It is the least mysterious part of search work and the easiest to verify, because every change lands somewhere a buyer can go and look at. This index lists 134 agencies on what they publish about themselves, so a shortlist can be built from evidence rather than from a sales call.
- median disclosed retainer, per month (USD)
- $2,000
- agencies with a verified published price
- 21
- verified agencies in the index
- 134
Figures on this page come from the 134-agency verified catalog: each one was fetched from the agency's own published page and matched verbatim, with the source and retrieval date stored beside it.
- 134 agencies verifiedevery fact matched verbatim to the agency's own page
- Quoted and dated, never estimatedlast verification pass 2026-08-18
- 11 cities coveredlocal presence evidenced by offices and serving claims
Agencies with a verified published price
| Agency | Disclosed starting price | Evidenced specialties | HQ | Source | Checked |
|---|---|---|---|---|---|
| Prosperity Media 3 verified facts | AUD 2,000/mo | Content marketingSEO | Surry Hills (Sydney), NSW, AU | prosperitymedia.com.au | August 2026 |
| SimpleTiger 3 verified facts | $5,000/mo | SEO | Sarasota, FL | simpletiger.com | August 2026 |
| Yoghurt Digital 3 verified facts | AUD 2,000/mo | PPC & paid searchSEOSocial media marketing | Surry Hills (Sydney), NSW, AU | yoghurtdigital.com.au | August 2026 |
| Boulder SEO Marketing 2 verified facts | $2,000/mo | SEO | Boulder, CO | boulderseomarketing.com | August 2026 |
| EZMarketing 2 verified facts | $1,500/mo | PPC & paid searchSEO | Lancaster, PA | ezmarketing.com | August 2026 |
| Firebelly Marketing 2 verified facts | $3,000/mo | Social media marketing | Indianapolis, IN | firebellymarketing.com | August 2026 |
| Grounds for Promotion 2 verified facts | $5,000/mo | PPC & paid searchSEO | Boulder, CO | groundsforpromotion.com | August 2026 |
| Hook Agency 2 verified facts | $2,800/mo | PPC & paid searchSEO | Minneapolis, MN | hookagency.com | August 2026 |
| Kalungi 2 verified facts | $50,000/mo | Content marketing | Kirkland, WA | kalungi.com | August 2026 |
| The SEO Room 2 verified facts | AUD 1,500/mo | Content marketingSEO | Canning Vale (Perth), WA, AU | seoroom.com.au | August 2026 |
| Thrive Internet Marketing Agency 2 verified facts | $500/mo | SEO | Arlington, TX | thriveagency.com | August 2026 |
| Ciphers Digital Marketing 1 verified fact | $2,500/mo | SEO | Gilbert, AZ | ciphersdigital.com | August 2026 |
How to buy on page work without guessing
- Get the deliverable written as pages, not hours. On page work is countable. Ask for the scope as a number of templates and URLs to be rewritten and reshipped, with who writes, who reviews and who deploys named against each. A retainer priced in hours hides whether anything reaches the site.
- Separate the audit from the implementation. Many providers sell an audit and quietly assume your developers will do the work. Ask in writing which recommendations the agency implements itself, which it hands over, and what happens to items your team never gets to.
- Check they can read a template. One template fix can move thousands of URLs while a page-by-page rewrite moves a handful. Ask a candidate to name the template-level issues they would look for first on a site like yours, before they have access to anything.
- Price against published floors. The minority of agencies that print their prices set the market's reference points. Ask every finalist to position its quote against those published figures and to say what is included at the bottom of its own range.
- Agree how you will see it shipped. Ask for a before and after record per URL and a monthly list of what actually deployed. Work that exists only in a report is the most common failure in this category and the easiest one to design out.
What on page work covers, and what it does not
The scope people expect includes title and heading structure, body copy aimed at the query the page is meant to answer, internal links that connect related pages, image handling, structured data where it is warranted, and the rendering and speed of the template itself. All of it sits on your own domain and needs no third party's permission.
What it does not cover is authority. Links from other sites, brand mentions and the general question of whether the wider web treats you as a source are a different purchase. Agencies that sell on page work as a complete search programme are selling half the job; agencies that name the boundary honestly are easier to hold to a scope.
How to tell a real practitioner from a report generator
Automated site audits are cheap and the output looks impressive, which is why a long list of flagged issues proves nothing about the provider. The signal is prioritisation: which three findings would change the most, why those three, and what the fix costs in developer time.
Ask a candidate to walk you through a page they rewrote for a previous client, with the reasoning for each change. Practitioners enjoy this question. Providers whose deliverable is a tool export tend to redirect it toward methodology slides.
Agencies are listed in this index only on what can be verified from their own published pages: a real address, a named team, printed prices where they print them, and case detail specific enough to check. Hold your own shortlist to the same standard, because it costs minutes and removes most of the risk.
What good looks like after ninety days
A well run on page engagement produces a visible trail: a baseline taken at the start, a prioritised backlog, a record of what shipped in each cycle, and reporting that ties changes to the pages they touched rather than to the site as a whole.
No honest provider will promise a position. Google itself says no one can guarantee a number one ranking, and the useful buying advice is to treat that norm as the filter. What a good agency will commit to is throughput, evidence and a clear account of what it changed and when.
Questions people actually ask
- What does an on page optimization service usually include?
- Titles and headings, body content aimed at a defined query, internal linking, structured data, image handling and template level speed and rendering fixes. Off site work such as link acquisition is normally a separate scope and should be priced separately.
- Is an audit enough, or do I need implementation too?
- An audit only pays off if the fixes ship. Decide before you sign whether the agency implements directly, works through your developers, or hands over a document. The third option is the cheapest to buy and the most likely to sit untouched.
- How quickly should on page changes show anything?
- Google's own material notes that some changes are reflected in hours while others take considerably longer, so judge a programme on a quarter rather than a fortnight. Anyone naming a fixed ranking by a fixed date is promising something search engines say cannot be promised.
- How do I verify a provider before the first call?
- Read their own pages: address, named team, printed prices, case detail that identifies the client, and whether they rank for their own specialty phrase. Every agency in this index is listed on that basis and nothing else.
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Cite or embed this figure
The median advertised marketing retainer starting price per month in the US agency market was $2,000 in August 2026, across 21 verified agency facts recorded in FindAgency HQ Pricing Transparency Index.
Cite as: "FindAgency HQ Pricing Transparency Index", updated 2026-08-18, https://findagencyhq.com/on-page-optimization-service/.