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Best SEO Backlink Building Services: Six Link Types, Who Provides Each, And How Your Agent OS Helps
The best SEO backlink building services depend on which of six link types your pages need, and my overall pick is Goldie Agency, which is my own agency.
The six types are outreach and guest posts, niche edits, digital PR, expert quotes, the skyscraper technique and broken link building.
My third-party list is Digitaloft, uSERP, Siege Media, Loganix, FATJOE, The HOTH and LinkBuilder.io, each matched to the types its own site describes.
If you want help choosing, you can book a free SEO strategy session with my team.
The six types of SEO backlink building services
"Link building" is really six different jobs, and each one has providers that specialise in it.
| Link type | What it is | Providers whose own sites describe it |
|---|---|---|
| Outreach and guest posts | You pitch an editor an article for their site that includes a relevant link. | FATJOE, Loganix and LinkBuilder.io. |
| Niche edits or link insertions | A link to your page is added to an article that already exists. | Loganix, FATJOE and The HOTH. |
| Digital PR | You create a story or data study that journalists want to cover. | Digitaloft, Siege Media and uSERP. |
| Expert quotes (HARO-style) | You answer journalist requests and get quoted with a link. | LinkBuilder.io and Editorial.Link, plus the Featured and Qwoted platforms. |
| Skyscraper technique | You build a better resource than the one people already link to and ask them to consider yours. | Goldstar Links and LinkBuilder.io. |
| Broken link building | You find dead links on relevant sites and offer your page as the replacement. | LinkBuilder.io and Editorial.Link. |
I read every provider's own website on 15 October 2026, and I haven't hired the third-party services myself.
If you're not sure which type your pages need, a free SEO strategy session with my team is the fastest way to find out.
The ranked list of SEO backlink building services
Number one is my own agency, so please read that row knowing I'm biased.
| Rank | Provider | What its own site says | Best for |
|---|---|---|---|
| 1 | Goldie Agency + Goldstar Links (my agency) | Manual outreach with no PBNs, niche-relevant placements and the skyscraper technique. | Owners who want outreach and content-led links managed. |
| 2 | Digitaloft | SEO, content, digital PR and GEO, plus The Digital PR Summit. | Brands that want media coverage. |
| 3 | uSERP | Editorial links earned by outreach and never bought, plus digital PR. | B2B and SaaS brands. |
| 4 | Siege Media | A full-service GEO agency with content, research reports and digital PR. | Content-led brands. |
| 5 | Loganix | Guest posts, niche edits, premium editorial links and brand mentions. | Self-serve marketers. |
| 6 | FATJOE | Blogger outreach, niche edits and digital PR, all white label. | Agencies that resell. |
| 7 | The HOTH | Link outreach, link insertions, digital PR and press releases. | One-menu buyers. |
| 8 | LinkBuilder.io | Over 20 techniques, including skyscraper, broken link building and HARO-style pitching. | Teams that want a tactic mix. |
I haven't listed prices, because they depend on the niche and most providers quote after a call.
Quick start: pick the right type in five steps
This is the fastest safe route from a cold start to a first campaign.
- First, list three to five target pages that already rank on page two or three.
- Second, label each page by what it needs, which is usually outreach for commercial pages and PR or quotes for authority.
- Third, choose the provider that describes that type on its own site.
- Fourth, ask how every link is earned, whether any are paid and how anchors are chosen.
- Fifth, measure each page for 60 to 90 days, then move budget to the types that worked.
📞 Want my team to label your pages for you?
Book a free SEO strategy session and we will match each target page to the link type that fits and show you the competitor gaps.
🔥 Want the exact link building setup I run inside my Agent OS?
Inside the AI Profit Boardroom you get the installable Agent OS, step-by-step video tutorials, four coaching calls a week and 3,400+ members building real automations.
How the six link types fit an Agent OS workflow
My Agent OS is a dashboard that runs a crew of AI agents, such as Hermes, Claude, GLM and Kimi, under one shared memory.
Each link type has a research job an agent can do and a relationship job a person must do.
| Link type | Agent job in your Agent OS | Human job |
|---|---|---|
| Outreach and guest posts | An agent builds a prospect list and summarises each site's topics and recent articles. | A person writes and sends every pitch. |
| Niche edits | An agent finds existing articles that already discuss your topic. | A person decides whether the editor would genuinely want the link. |
| Digital PR | An agent pulls public data and drafts story angles. | A person shapes the story and pitches journalists. |
| Expert quotes | An agent sorts journalist requests by topic and deadline. | You answer from real experience. |
| Skyscraper | An agent compares the competing resources and lists their gaps. | A person builds something genuinely better. |
| Broken link building | An agent scans relevant sites for dead links and matches your pages. | A person checks the match and sends the note. |
I never let an agent send outreach on its own, because Google lists automated link creation as link spam.
The shared memory keeps every prospect, pitch, live link and ranking check in one place, so you can see which type is actually paying off.
That record also lets you check a provider's report against your own data.
Number one: Goldie Agency and Goldstar Links
Goldie Agency is the SEO and link building agency I started on my own, and it has 70+ SEO experts.I rank it first because I know how the work is done, and you should treat that as my bias.
The homepage lists manual outreach with no PBNs, niche-relevant placements and real backlinks on high-authority sites.
Goldstar Links says it uses the skyscraper technique and runs a 3-layer approval process for every backlink.The agency site says Receptskatt gained 4.7K+ new keywords between April and August 2025 with minimal but strategic link building.
That is a past result for one site, and nobody can promise the same for yours.
The seven third-party providers in brief
Digitaloft
Digitaloft offers SEO, technical SEO, content, digital PR and GEO.
Its homepage features a case study about earning 75+ hyper-relevant media placements for Booking.com for Business.
uSERP
uSERP describes editorial links from publications your buyers read, earned by outreach and never bought.
Siege Media
Siege Media calls itself a full-service GEO agency and lists content, research reports and digital PR.
Loganix
Loganix offers guest posts, niche edits and premium editorial links, and it says you can review, approve or ask for replacements.
FATJOE
FATJOE says it has delivered over 261,000 orders since 2012 and that every service is white label for resellers.
The HOTH
The HOTH lists link outreach, link insertions, digital PR and press releases, plus white-label SEO for agencies.
LinkBuilder.io
LinkBuilder.io says it uses over 20 techniques, including the skyscraper approach and broken link building.
Expert quotes: the type most people skip
Expert quotes are underrated because they turn your real experience into links.
Featured describes itself as a co-pilot for PR that helps you find journalist requests and submit pitches. Qwoted describes itself as connecting the media with expert sources.An agent can sort the requests by topic, but the answer has to come from you.
🔥 Want the exact link building setup I run inside my Agent OS?
Inside the AI Profit Boardroom you get the installable Agent OS, step-by-step video tutorials, four coaching calls a week and 3,400+ members building real automations.
What Google's link spam policy says about each type
Google's spam policies define link spam as creating links primarily to manipulate search rankings.
Google also says paid links are fine for advertising when they carry rel="sponsored" or rel="nofollow".
| Link type | Where Google's policy risk sits |
|---|---|
| Outreach and guest posts | Paid posts and optimised anchors in guest posts are named in the policy. |
| Niche edits | Money exchanged for an inserted link that passes ranking credit fits the link spam description. |
| Digital PR | The risk is low when journalists freely choose to cover the story. |
| Expert quotes | The risk is low because an editor chooses your quote. |
| Skyscraper | The risk is low because better content earns the link. |
| Broken link building | The risk is low because you replace a dead link with a useful page. |
Paying a team for research, content, outreach and PR is a normal service.
Paying purely for a link that passes ranking credit is what Google calls link spam.
Ask every provider, mine included, how each placement is earned.
📞 Want a link plan that stays inside Google's rules?
Get a free SEO strategy session and my team will show you the link types and sites that fit your market.
How to brief a provider for each type
Each link type needs a slightly different brief, and a vague brief is the fastest way to waste a budget.
- For outreach and guest posts, I'd list the topics a site must cover and ask for mostly branded anchors.
- For niche edits, I'd ask how each insertion is earned and whether any money changes hands with the publisher.
- For digital PR, I'd agree the story angle and the data source before anyone pitches a journalist.
- For expert quotes, I'd name the person who will answer and the topics they can speak about with real experience.
- For the skyscraper technique, I'd agree which resource we're beating and exactly how ours will be better.
- For broken link building, I'd list the pages on my site that make good replacements.
In every case, I'd ask to approve prospects or angles first and to see every live URL afterwards.
I keep each brief in the Agent OS shared memory, so the agents check the work against the same rules every week.
How to measure each type
Different link types move at different speeds, so I measure them separately.
Outreach links and niche edits usually go live fastest, so I check the target pages after the first month.
Digital PR and skyscraper campaigns take longer, because they need new content and editorial interest.
Expert quotes depend on journalists' deadlines, so results arrive in bursts rather than in a steady stream.
I give every type at least 60 to 90 days before I judge it, and I judge it on rankings, traffic and enquiries rather than the number of links.
An agent can track the target pages each week and log the changes, but I make the call on where the budget goes next.
Red flags to walk away from
- A provider that guarantees rankings or a date is promising something nobody controls.
- A provider that won't show you live URLs is asking you to buy blind.
- A provider that sells fully automated link creation is describing what Google lists as link spam.
- A plan with identical keyword-rich anchors on every link follows a pattern Google calls out.
Where to go next
If you only want to hire one provider, read my companion guide on the best backlink building service.
My AI backlink building services guide covers how AI fits inside link building.
If guest posts are your main type, read my guide to guest blogging outreach services.
My Claude AI SEO rank one guide shows the content side of the same agent workflow.
Also On Our Network
FAQ
What are the best SEO backlink building services?
Julian Goldie ranks his own agency, Goldie Agency with Goldstar Links, first and discloses the bias. His third-party list is Digitaloft, uSERP, Siege Media, Loganix, FATJOE, The HOTH and LinkBuilder.io, matched to the link types each describes.
What types of SEO backlink building services are there?
The six common types are outreach and guest posts, niche edits or link insertions, digital PR, expert quotes in the style of HARO, the skyscraper technique and broken link building.
Which link building type is safest under Google's rules?
Types where an editor freely chooses to link carry the least risk, such as digital PR, expert quotes, skyscraper content and broken link building. Paid links that pass ranking credit are link spam under Google's policy.
Can AI agents build links for me?
AI agents can do the research for every link type, but a person should write and send every pitch. Google lists automated link creation as link spam.
Do SEO backlink building services guarantee rankings?
No. Nobody controls Google's rankings, so treat any guaranteed position or date as a red flag.
What does the free SEO strategy session cover?
The page describes it as a free AI brand visibility session with no obligation, covering a custom visibility plan, a roadmap and a competitor gap analysis.
Final word on the best SEO backlink building services
Match each page to a link type, keep your own record in shared memory, and ask how every link is earned.
If you'd like my team to map it with you, book a free strategy session and we'll help you choose the best SEO backlink building services.
About Julian
I'm Julian Goldie, an AI entrepreneur, SEO expert and the founder of the AI Profit Boardroom, which has 3,400+ members.
I help business owners scale with AI agents, automation and SEO.
My YouTube channel has 400,000+ subscribers, and I run Goldie Agency, a seven-figure SEO agency.
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