SEO.co
// seo.co

Glendale SEO Agency

GET STARTEDSEO AUDIT SERVICES
200+
Ranking factors audited per page
01
15 yrs
Of search-algorithm operational history
02
5K+
Keywords moved into top-10 positions
03
F500
Clients alongside startups & agencies
04
// engineering methodology

How we engineer rankings.

A five-phase loop, repeated continuously. No black boxes — every step traceable to a measurable signal.

seo.co — process.ts
01
$ seo.audit()
Diagnose

200-point technical, content, and backlink audit. Core Web Vitals, crawl budget, schema, EAT signals — every lever measured before we touch a thing.

02
$ seo.strategy()
Cluster

Keyword universes mapped to topical authority pillars. Intent matched to content. Internal-link graph designed before a single page ships.

03
$ seo.execute()
Build

On-page implementation, schema rollout, content production, and white-hat link acquisition — coordinated across technical, editorial, and PR teams.

04
$ seo.measure()
Track

Position tracking, attribution modeling, conversion-funnel diagnostics. Weekly reports tied to revenue, not vanity metrics.

05
$ seo.optimize()
Iterate

Algorithm-update response within 48 hours. Competitive deltas surfaced in real time. Continuous remediation on the pages losing ground.

A Glendale SEO Company Serving Clients Since 2010

At SEO.co, we use only the most up-to-date techniques to optimize your website and increase your online visibility. We are committed to working tirelessly to produce tangible results for your business.

Ready to get started?

robots.txt// crawl directives
 1# Engineered for budget, not just access
 2User-agent: *
 3Allow:      /
 4Disallow:   /admin/
 5Disallow:   /*?session=
 6 
 7User-agent: GPTBot
 8Allow:      /
 9 
10Sitemap: /sitemap_index.xml

Top SEO Results for Glendale Businesses

SEO.co is strategically located in Glendale, Arizona, and is the top SEO agency for businesses looking to enhance their visibility online.

Our dedicated and experienced team focuses on implementing a customized SEO strategy that increases brand awareness and leads to conversions.

We are dedicated to providing our customers with the highest quality SEO services available.

lighthouse-report.json// page audit
96
Performance
100
Accessibility
95
Best Practices
100
SEO

Why Invest In Digital Marketing?

Since the explosive rise of consumer awareness and internet usage, it is impossible to ignore the impact of Digital Marketing. Statistics show that internet users are becoming increasingly savvy, adept at using a variety of online search tools such as Google to find products and digital marketing services relevant to them. As this behavior increases, so does consumer interest in products and services related to a specific locality or target area.

As a Glendale SEO agency, SEO.co has an intimate knowledge of the city and it's businesses. We work hard to understand our client's online goals and help them realize their full potential online. We are a fully responsive Glendale SEO agency that delivers great results through content digital marketing, local SEO, and technical.

schema-validator// structured-data status
Organization
valid
ProfessionalService
valid
FAQPage
valid
BreadcrumbList
valid
Article
valid
AggregateRating
valid
// ai-search visibility · GEO

Ranking is no longer just Google.

We track citation share across every major LLM-powered search interface. Client appearance rates across the surfaces our prospects actually use:

GPT
ChatGPT Search
01
82%citation share
PPL
Perplexity Pages
02
89%citation share
AIO
Google AI Overview
03
71%citation share
GEM
Gemini Search
04
64%citation share
CLD
Claude Citations
05
58%citation share
COP
Bing Copilot
06
73%citation share
// structured data

Schema-first because Google reads JSON, not paragraphs.

Rich results, knowledge panels, AI Overview citations, and LLM training data all key off structured markup. We deploy validated JSON-LD across every page, monitored for drift.

  • ▹30+ schema types covered (Organization, Service, FAQ, HowTo, Article…)
  • ▹Live Rich Results validation in CI
  • ▹Schema audit included in every engagement
schema.json
 1{
 2  "@context": "https://schema.org",
 3  "@type": "ProfessionalService",
 4  "name": "SEO.co",
 5  "areaServed": "United States",
 6  "aggregateRating": {
 7    "@type": "AggregateRating",
 8    "ratingValue": "4.9",
 9    "reviewCount": "312"
10  }
11}

Serving Discerning Glendale Business Owners

Since 2010
gsc-coverage// index coverage · 30d
Indexed
1,842
Discovered
117
Excluded
28
Error
9

Competitive Keyword Research

To begin, we'll conduct in-depth research on your competitors and keywords. We'll then develop a comprehensive strategy, including goals for targeting specific keywords and outpacing your competitors.

keyword-clusters.csv// cluster intent
technical seo audit4.4K/mo
KD 38
core web vitals optimization1.9K/mo
KD 24
schema markup implementation2.7K/mo
KD 31
internal linking strategy3.1K/mo
KD 42
site speed optimization8.8K/mo
KD 55

On Site Technical Audit

To increase your chances of ranking higher on Google, ensure that your website is properly designed and built for efficiency. This includes making your site easily accessible by search engine crawlers, having fast-loading content for all users, and a mobile-friendly design that is preferably responsive.

robots.txt// crawl directives
 1# Engineered for budget, not just access
 2User-agent: *
 3Allow:      /
 4Disallow:   /admin/
 5Disallow:   /*?session=
 6 
 7User-agent: GPTBot
 8Allow:      /
 9 
10Sitemap: /sitemap_index.xml
// core web vitals · field data

Page speed is a ranking signal. We engineer it like one.

Field-data Core Web Vitals from a typical client page after our engagement. Real users, real conditions, measured against Google's thresholds.

Good · 90+
Needs work · 50–89
Largest Contentful Paint
LCP
1.8s
score 94
Cumulative Layout Shift
CLS
0.03
score 98
Interaction to Next Paint
INP
120ms
score 91
// the difference

What “technical” actually means.

Capability
SEO.co
Typical SEO agency
Technical audit depth
200+ checks · weekly
Single annual audit
Schema markup
30+ types, CI-validated
Hand-rolled, often broken
Core Web Vitals
Engineered to <2.5s LCP
Recommendation, not implementation
Reporting cadence
Live dashboard + weekly
Monthly PDF
Algorithm response
48-hour playbook
Wait-and-see
Content + links + tech
Single coordinated team
3 separate vendors
// algorithm response log

Every algorithm update has a playbook.

We don't wait-and-see. The last five years of major Google updates and the engineering response we executed for client sites within 48 hours of confirmation.

  1. 2024March Core Update
    impact: AI-content devaluation
    → Manual byline audits, EEAT enrichment, schema author overhaul
  2. 2024Helpful Content Update v3
    impact: Site-wide quality signal
    → Topical authority pruning, low-value page sunset playbook
  3. 2023October Core + SGE
    impact: AI Overview rollout
    → Citation-shape content, FAQ schema density, listicle restructuring
  4. 2022Product Reviews + Helpful Content
    impact: Affiliate / thin content
    → Original research investment, first-hand testing methodology
  5. 2021Page Experience + MUM
    impact: Web Vitals as ranking factor
    → Performance engineering pipeline, Lighthouse CI rollout
// operating stack

The platforms we run.

Six surfaces, dozens of tools, one team trained to read every signal each one produces. We don't pick favorites — we instrument everything.

Crawl & Audit
  • Screaming Frog
  • Sitebulb
  • Botify
  • JetOctopus
Backlinks
  • Ahrefs
  • Semrush
  • Majestic
  • Moz Pro
Search
  • Google Search Console
  • Bing Webmaster
  • Yandex Webmaster
Analytics
  • GA4
  • BigQuery
  • Looker Studio
  • Mixpanel
Performance
  • PageSpeed Insights
  • WebPageTest
  • Lighthouse CI
  • Calibre
AI Search
  • Perplexity Pages
  • ChatGPT Search
  • Profound
  • AthenaHQ
// frequently asked

Common questions

01On-page Analysis.
By analyzing individual pages and keywords using Google Analytics, Google Search Console (reviewing accelerated mobile pages), Core Web Vitals (reviewing page speed) and other keyword research tools, we create a detailed roadmap that is industry agnostic and fully-repeatable for ranking in search engines.
02Complete Content Audit.
Your on-site content audit will perform keyword research to compare all the pages of your site, taking into account content quality, duplicate content, keyword stuffing and keyword cannibalization issues that might be hurting your rankings in search engine results pages (SERPs).
03Holistic Backlink Audit.
Understand impact of site-wide and individual web pages with a comprehensive look at backlink diversity, link velocity, anchor text variability, TLD diversity, internal links and internal link structure.
04Determine Link-Worthy Assets.
We find the best content assets on your website, worthy of inbound mentions and backlinks. If you don't have any or your content is lacking, our editorial team can help to beef-up your content assets.
05Find Publishers that Match Your Strategy.
We source publishers with relevance and authority and pitch them content ideas that include backlinks and references back to your website.
06Write The Content.
We draft your written content, including relevant backlinks and anchor text that aligns with our keyword research tool analysis (e.g. title tags, meta tags, keyword density, etc.). We then get publisher approval to get the content published.
07Backlink Reporting.
You receive regular backlink reports included in your standard monthly SEO work reports.
08On-page Analysis.
By analyzing individual pages and keywords using Google Analytics, Google Search Console (reviewing accelerated mobile pages), Core Web Vitals (reviewing page speed) and other keyword research tools, we create a detailed roadmap that is industry agnostic and fully-repeatable for ranking in search engines.
09Complete Content Audit.
Your on-site content audit will perform keyword research to compare all the pages of your site, taking into account content quality, duplicate content, keyword stuffing and keyword cannibalization issues that might be hurting your rankings in search engine results pages (SERPs).
10Holistic Backlink Audit.
Understand impact of site-wide and individual web pages with a comprehensive look at backlink diversity, link velocity, anchor text variability, TLD diversity, internal links and internal link structure.
11Determine Link-Worthy Assets.
We find the best content assets on your website, worthy of inbound mentions and backlinks. If you don't have any or your content is lacking, our editorial team can help to beef-up your content assets.
12Find Publishers that Match Your Strategy.
We source publishers with relevance and authority and pitch them content ideas that include backlinks and references back to your website.
13Write The Content.
We draft your written content, including relevant backlinks and anchor text that aligns with our keyword research tool analysis (e.g. title tags, meta tags, keyword density, etc.). We then get publisher approval to get the content published.
14Backlink Reporting.
You receive regular backlink reports included in your standard monthly SEO work reports.
// ready to engage

Ready to outrank the competition?

Get a tailored proposal from the team that's engineered search results for Fortune 500 companies, agencies, and startups since 2010.

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