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TOP Professional International SEO Services in Sydney

List of TOP 32 International SEO Companies in Sydney. Discover the most skilled marketing agencies from our community to outsource your marketing to.

32 agencies

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Supple Digital
Supple Digital

Award-winning digital marketing agency

382 reviews
5

Award-winning Australian marketing agency growing businesses through digital channels. Unlike other SEO agencies, our award-winning team stays at the cutting edge of online innovation to keep you on top. No short-term quick fixes. No ugly surprises.

  • Sydney, New South Wales, Australia +2

  • International SEO, Backlink Management +19

  • Fintech, Architecture +3

  • Starting from $1,000

WebRefresh
WebRefresh

Specialised SEO Agency Sydney

Proven track record
34 reviews
5

👋 We're a specialised SEO agency in Sydney focused on delivering the highest quality SEO experience and results ---> ⚪ No Lock-In Contracts, ⚪ 100% Australian Owned and Operated,⚪ A Specialised SEO-Only Agency

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +25

  • Fintech, Ecommerce +3

  • Starting from $2,500

DNM Digital
DNM Digital

Your premium choice for digital marketing success

108 reviews
5

Searching For Better Marketing Results? Work with digital experts, get real results. We’re not just any agency; we’re a boutique powerhouse that values transparency, trust, and genuine communication.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +22

  • Ecommerce, IT +3

  • Starting from $1,000

Monique Lam Group
Monique Lam Group

Organic Growth. Double Revenue and Brand Value.

5

Our clients include entrepreneurs, businesses and technology vendors. We take a $5M business and double that within a year with minimal spend.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +23

  • Ecommerce, IT +3

  • Starting from $5,000

Editorial.Link
Editorial.Link

Link Building & PR Services Trusted By 500+ Brands

Proven track record
20 reviews
5

We Build Powerful Backlinks to Help Our Clients Grow! We are a relationship-based link building agency that builds editorial backlinks for top-notch search engine rankings.

  • Sydney, New South Wales, Australia +4

  • International SEO, Backlink Management +4

  • Fintech, Ecommerce +7

  • Any

SOUP Agency
SOUP Agency

A recipe to reach any customer

Proven track record
19 reviews
5

SOUP Agency is an award winning full-service digital marketing firm that specialises in SEO, PPC, Social Media, Content, and Email Marketing. We deliver tailored strategies that drive real results for our clients.

  • Sydney, New South Wales, Australia +2

  • International SEO, Backlink Management +60

  • Home Services, Insurance +29

  • Starting from $1,000

Challenge

Simply Maid first approached Red Search with the goal of expanding its organic presence in Sydney. Their management understood the importance of SEO, however, they were sceptical that an SEO agency could deliver on their ambitious goals of scaling their business Australian-wide.

Solution

Through proper research, planning, management, and execution of a bespoke SEO and content marketing strategy, our team successfully achieved and smashed our client’s growth targets. We owe it all to having the opportunity to work for a wonderful client.

Result

The company ranks at the top of Google for all major search terms including, house cleaning Sydney, house cleaning Melbourne, house cleaning Brisbane, house cleaning Perth, house cleaning Adelaide, house cleaning darwin, as well as all broad terms across all major states.

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Red Search
Red Search

Specialist SEO Agency Sydney

32 reviews
4.9

Red Search is an award-winning Sydney SEO agency. We specialise in helping Australian businesses grow FAST online through powerful SEO and content marketing strategies.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +20

  • Ecommerce, Real Estate +3

  • Starting from $1,000

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Online Marketing Gurus
Online Marketing Gurus

Global SEO Agency Of 2025, Trusted by 1,000+

630 reviews
4.9

Online Marketing Gurus (OMG) is a data-driven digital marketing agency. With 200+ experts in SEO, PPC & Social, we craft personalised campaigns that fuel growth, boost visibility & drive measurable ROI.

  • Sydney, New South Wales, Australia +3

  • International SEO, Backlink Management +54

  • Home Services, Insurance +29

  • Starting from $1,000

Aidan Coleman SEO Agency
Aidan Coleman SEO Agency

Return on investment and Transparent SEO services

11 reviews
4.9

We are a boutique SEO agency partnering with businesses across Australia to deliver strategic, results-driven search marketing. Our experienced team provides SEO audits, ongoing SEO managemen and one-off optimisation projects.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +5

  • Home Services, Real Estate +1

  • $1,000 - $5,000

Mind Methods
Mind Methods

Fundamental marketing with captivating creative.

8 reviews
4.9

We are a digital advertising, communications, creative and brand agency based on Sydney's Northern Beaches. We focus to understand your unique situation and implement bespoke marketing strategies and solutions in line with your business and

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +53

  • Healthcare & Hospital, IT +3

  • Starting from $2,500

Click Click Media
Click Click Media

We Create Happy Business Owners, See For Yourself

42 reviews
4.9

Click Click Media, founded in 2008, excels in digital marketing, SEO, and web development, aiming to lower cost per sale and enhance ROI for clients.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +37

  • Home Services, Food & Beverages +3

  • Starting from $1,000

StudioHawk
StudioHawk

Dedicated SEO Specialists, no lock-in contracts.

85 reviews
4.8

StudioHawk is a boutique SEO agency that focuses on one thing, getting you found online through organic search. We don't do paid ads, we don't do social, we purely focus on being the best at one thing, SEO, which is what separates us from the rest.

  • Sydney, New South Wales, Australia +3

  • International SEO, Backlink Management +23

  • Home Services, Insurance +27

  • Starting from $1,000

Challenge

A leading consumer electronics brand faced declining organic market share due to aggressive competitor bidding and a lack of visibility in AI-powered search results (Perplexity, ChatGPT). Their high-traffic pages had high bounce rates and poor conversion into sales.

Solution

We implemented a dual-track strategy: Traditional Technical SEO and GEO (Generative Engine Optimization). Through keyword gap analysis, we identified underserved high-intent queries. We deployed advanced technical SEOs including basic strategies like schema markups and restructured content into "Answer-First" formats to feed LLM crawlers. We also optimized for "People Also Ask" snippets to dominate SERP real estate.

Result

Organic revenue increased by 156% YoY. The brand achieved a 42% citation rate in AI search engine responses for core product categories. Semrush Visibility Index rose from 12.5% to 38.2%, and the conversion rate (CVR) improved by 22% through better user-intent alignment.

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18th Digitech
18th Digitech

Connect - Engage - Convert

1 review
4.7

An award-winning digital agency, 18th Digitech offers complete end-to-end eCommerce services. We enable and empower businesses to make their mark in the eCommerce ecosystem with robust online stores and powerful digital marketing.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +52

  • Ecommerce, Food & Beverages +3

  • Starting from $1,000

Uppercut Digital
Uppercut Digital

Ready to Knock Out the Competition?

92 reviews
4.7

Step into the digital ring with 💥 Uppercut Digital - 🥊 - Your championship corner team in digital marketing.

  • Sydney, New South Wales, Australia

  • International SEO, Link Building +6

  • Ecommerce, B2B Services +1

  • $1,000 - $2,500

OmniHyper
OmniHyper

Hyper-Charge Your Digital Assets

4 reviews
4.7

For quarter a century, OmniHyper® has been providing electrifying, forward-thinking, value for money, hyper-innovative digital products and custom services for medium-sized business across the world.

  • Sydney, New South Wales, Australia +2

  • International SEO, SEO Consulting +40

  • Food & Beverages, Health & Wellness +3

  • Starting from $2,500

AEK Media
AEK Media

Creating Compelling Digital Growth Stories

25 reviews
4.7

AEK Media provide customised digital marketing funnels that are focused on delivering real world results that are valuable to your business. As a marketing agency, we have thrown out the traditional handbook and taken the deep dive approach into

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +23

  • Healthcare & Hospital, Ecommerce +3

  • $5,000 - 10,000

Mindesigns
Mindesigns

Full-Toolbox Agency SEO, CRO and PPC

45 reviews
4.7

Work with an Agency that provides a full toolbox of marketing services. We take care of all your SEO, PPC and CRO needs. We also specialise in designing marketing funnels that are optimised for conversions. Contact us today to learn more.

  • Sydney, New South Wales, Australia +1

  • International SEO, Backlink Management +35

  • Insurance, Real Estate +3

  • Starting from $1,000

Earned Media
Earned Media

An AI SEO Agency Built for Where Search is Going.

16 reviews
4.7

Earned Media is an AI SEO agency fusing traditional Google dominance with AI-first visibility. We help category leaders and SMEs rank in blue links and show up inside ChatGPT, Gemini, Perplexity, Google AI Mode and Copilot answers.

  • Sydney, New South Wales, Australia +4

  • International SEO, Backlink Management +48

  • Home Services, Insurance +29

  • Starting from $2,500

Challenge

A premium Gangnam-based plastic surgery clinic wanted to transition from local to global clientele. The medical sector is heavily regulated and highly competitive in search. The clinic struggled with YMYL standards, meaning Google and AI engines required extreme levels of trustworthiness and authority before ranking them for keywords like "Rhinoplasty in Seoul" or "Facial Contouring Korea."

Solution

We prioritized E-E-A-T (Experience, Expertise, Authoritativeness, Trust). Through extensive site audit, we fixed technical issues and implemented HIPAA-compliant data structures. For GEO (Generative Engine Optimization), we created treatment encyclopedias with verified medical data and expert quotes, which AI search engines (like Perplexity) favor for citations. We also optimized for 100s of long-tail queries such as post-op care for international patients in Seoul to capture the bottom.

Result

Achieved a 120% increase in international consultation leads via WhatsApp/Email. The website secured a 35% citation rate in AI-generated summaries for the "Best Plastic Surgery in Korea" category. Organic traffic from the US, UAE, Europe and South-east Asia grew by 210%. Most importantly, the clinic’s domain authority Score increased by 18 points, establishing them as a top-tier global medical destination.

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Tempest Digital
Tempest Digital

Results-driven digital marketing, done right.

7 reviews
4.6

Tempest Digital is a Sydney-based digital marketing agency delivering SEO, Google Ads, web development, and content strategies that drive measurable growth for businesses across Australia.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +5

  • Fintech, B2B Services +1

  • Any

Clixpert Pty Ltd
Clixpert Pty Ltd

Digital Marketing Made Simple.

40 reviews
4.6

Clixpert is a multi-award-winning Australian Digital Marketing Agency. With over a decade in the field, we've helped thousands of businesses achieve their marketing goals and grow their business online. Apart from being a Google Premier Partner,

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +54

  • Ecommerce, Legal Services +3

  • Starting from $1,000

Multimediax
Multimediax

23 years of performance marketing success.

32 reviews
4.6

Operating since 2001, Multimediax has evolved to deliver complete data driven digital growth-focused strategy for some of Australia's leading companies. We maintain a continued focus on client partnership, satisfaction and success (ROI).

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +54

  • Home Services, Insurance +28

  • Starting from $2,500

CopperScreen.co
CopperScreen.co

Revenue growth over vanity SEO metrics.

4.5

We are a Sydney based strategic SEO agency focused on understanding your business and your users far more than filling out audit templates. We love helping our clients with their Content strategy, global expansions and all aspects of SEO & PPC.

  • Sydney, New South Wales, Australia

  • International SEO, SEO Consulting +23

  • Fintech, Healthcare & Hospital +3

  • $1,000 - $5,000

LuxSite
LuxSite

We only commit to what we can actually get done.

8 reviews
4.5

LuxSite drives online goals for the Australia market and global giants since 2010. Our team offers clear analytics and strategies from 1,000 wins. Stop guessing and start scaling your business online right now.

  • Sydney, New South Wales, Australia

  • International SEO, SEO Consulting +6

  • Logistics, Health & Wellness +1

  • Starting from $1,000

KirkLloyd
KirkLloyd

Technical SEO that works

4.5

KirkLloyd provides professional Technical SEO, Competitor Analysis, Site Health and other SEO related services (e.g. Structured Data). Additionally, we assist with setup, training and guidance for E-Commerce businesses, Google Merchant and external

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +8

  • Ecommerce, IT +3

  • $2,500 - 5,000

Challenge

An enterprise SaaS provider struggled with low authority in the North American and European markets. Their content was ranking for informational terms but failing to capture high-intent solution-seeking traffic, resulting in a stagnating pipeline of qualified leads.

Solution

We executed a topic cluster strategy to build topical authority and mapped out 50+ pillar pages and 200+ cluster articles. We focused on GEO by optimizing for comparative queries (e.g., "X vs Y") which AI engines favor. Technically, we optimized Core Web Vitals, achieving a 95+ score on mobile to ensure a seamless global user experience.

Result

High-intent MQLs (Marketing Qualified Leads) grew by 85%. 72% of target keywords reached the Top 3 positions globally. Organic Customer Acquisition Cost (CAC) was reduced by 40% compared to paid search, and the site's Domain Authority(DA) increased from 45 to 57 within a year.

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Intellar
Intellar

Expert SEO consultants

20 reviews
4.5

Intellar is a Sydney-based team of expert SEO consultants. We work closely with businesses to help them achieve higher rankings, drive qualified traffic, and boost revenue through custom, data-driven SEO and GEO solutions.

  • Sydney, New South Wales, Australia

  • International SEO, SEO Consulting +6

  • Gambling, Dental +1

  • $0 - $10,000

E-Web Digital
E-Web Digital

Powered By HSF

4.5

We know what it’s like to have big dreams for online growth but to question if this will ever become reality. E-Web Marketing actually began as a one-man show, operating out of a stuffy garage in 1998. We’ve grown into an award-winning company

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +18

  • Healthcare & Hospital, Dental +3

  • $1,000 - 2,500

Digital Minds Group
Digital Minds Group

Your Strategic Marketing Partner

23 reviews
4.4

We are an indpendent agency offering services from Australia's brightest digital minds, driving exceptional results across SEO/PPC, Social Media Marketing, Display Media, Meta Search Optimisation, CRO, Performance Creative + more.

  • Sydney, New South Wales, Australia

  • International SEO, SEO Consulting +23

  • Ecommerce, Real Estate +3

  • Starting from $2,500

LocaliQ ANZ
LocaliQ ANZ

Digital advertising for local businesses

102 reviews
4.4

At LocaliQ we are a powerhouse of experience, we combine our global presence with a deep understanding of the local Australian market to deliver powerful digital marketing solutions.

  • Sydney, New South Wales, Australia

  • International SEO, Backlink Management +28

  • Home Services, Insurance +29

  • $0 - $10,000

SEO Premier
SEO Premier

Huge wealth of International SEO experience

21 reviews
4.4

International SEO Agency with 4 offices and global search campaign capabilities. Proven success with helping brands expand into new countries or strategise regional business growth online. 30+ Staff with Multi-Lingual SEO options too.

  • Sydney, New South Wales, Australia +3

  • International SEO, Backlink Management +21

  • Insurance, Ecommerce +3

  • Starting from $2,500

Yoghurt Digital
Yoghurt Digital

A love affair with data. Not opinions.

8 reviews
4.4

Established in 2014, Yoghurt Digital is a Sydney-based digital marketing agency specialising in conversion optimisation, user experience, search engine optimisation and paid media.

  • Sydney, New South Wales, Australia

  • International SEO, SEO Consulting +20

  • Ecommerce, Construction +3

  • $2,500 - 5,000

Challenge

This international SEO and website development project targeted small to medium-sized businesses, government bodies and industry professionals interested in ISO certification and training, reflecting a commitment to quality, safety and efficiency in the US. Challenges included: - Increasing organic traffic by 40% and impressions by 200% within 12 months. - Providing SEO insights to inform broader brand strategies. - Growing organic traffic volumes over PPC. - Increasing brand awareness.

Solution

Our campaign revolved around rebuilding the website to establish a robust SEO foundation and boost performance. We upgraded ISO certification pages to improve their visual appeal, conversion rates and organic performance, ensuring they adhered to SEO best practices. The submerge team conducted thorough keyword research, competitor analysis and content gap analysis to identify high-impact keywords and content opportunities. With these insights, we developed a content plan.

Result

We grew ranking keywords to just under 1,000 within a few months, with organic clicks reaching over 400 within the same period. The campaign established the website as an authoritative source in the ISO certification space by developing rich, informative content and improving keyword rankings. This significantly increased the site’s ability to attract long-tail informational searches.

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Rocket Agency
Rocket Agency

Award-winning digital marketing experts

n/a

We're an award-winning, digital marketing agency in Sydney. We specialise in SEO, PPC, paid social ads and designing high-converting, creative assets.

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +31

  • Ecommerce, Legal Services +3

  • Starting from $2,500

OMDIGI Group
OMDIGI Group

Get More with OMDIGI Group!

n/a

We are the agency that delivers more. OMDIGI Group is a digital marketing agency that has grown since its inception in 2015 and from the outset, we learned that nimble, smart teams can accomplish great things. Our team has diverse expertise and

  • Sydney, New South Wales, Australia

  • International SEO, Mobile SEO +30

  • Fintech, Architecture +3

  • $0 - 1,000

Active in Australia

These companies don’t have a physical office in the area but work and have clients there.

SEO Counsultant
SEO Counsultant

Getting Kiwi businesses rank on Google & ChatGPT

7 reviews
5

AI expert and SEO consultant helping Kiwi businesses rank on Google, Gemini & ChatGPT. I design, develop, and execute customised SEO campaigns, from keyword research and technical audits to content strategy, link building, and local SEO.

  • Active in Australia

  • International SEO, SEO Consulting +6

  • Home Services, Health & Wellness +1

  • Any

Finding it tough to stand out in the digital crowd? We specialize in SEO, content marketing, and link building to catapult your brand into the spotlight. We aim to connect you with your perfect audience and scale your business to new heights.

  • Active in Australia

  • International SEO, Backlink Management +6

  • Home Services, IT +1

  • $0 - $10,000

Nettechnocrats: SEO, AEO, GEO & PPC Agency
Nettechnocrats: SEO, AEO, GEO & PPC Agency

Your Trusted Partner for SEO Success!

Proven track record
100 reviews
5

We are vetted digital marketing agency in India, offering a 360-degree SEO process plus data-driven, AEO, GEO & PPC, backlinks and content marketing. We boost online visibility, drive measurable growth, and help brands scale globally.

  • Active in Australia

  • International SEO, Shopify SEO +6

  • Ecommerce, IT +1

  • Any

nimbl
nimbl

A boutique team that's BIG on results!

Proven track record
28 reviews
5

We are a boutique team which is BIG on experience - and results! We specialise in all things digital which help our clients generate more sales and leads online.

  • Active in Australia

  • International SEO, Backlink Management +23

  • Ecommerce, Real Estate +3

  • Starting from $2,500

Inbouncy
Inbouncy

AI-First, Full Service Inbound Marketing Agency

5

Since 2015, Inbouncy has helped 480+ businesses grow with AI-powered inbound marketing, HubSpot & Salesforce CRM, GEO & SEO, paid ads, web development, AI agents, and automation — delivering results 24/7 with a 100% guarantee.

  • Active in Australia

  • International SEO, Backlink Management +23

  • Fintech, Ecommerce +3

  • Any

Bulldog Digital Media
Bulldog Digital Media

Search marketing solutions that get you found

Proven track record
23 reviews
5

Bulldog is a link building and PR agency specialising in the authority signals that get brands found - on Google, in AI tools and across the web. We've been doing it for 13 years, building 20,000+ backlinks along the way.

  • Active in Australia

  • International SEO, Backlink Management +14

  • Fintech, Ecommerce +3

  • Any

JBE Digital
JBE Digital

Performance marketing with full accountability.

Proven track record
27 reviews
5

Melbourne-based digital marketing agency focused on lead generation, revenue growth and long-term visibility through SEO, paid media and AI search strategies.

  • Active in Australia

  • International SEO, Backlink Management +22

  • Home Services, Health & Wellness +3

  • Starting from $2,500

Brandconn Digital
Brandconn Digital

Connecting the dots between You and Your Customers

5

Brandconn Digital is a leading digital transformation company helping businesses grow through web design & development, SEO, AI-powered search, and digital innovation.

  • Active in Australia

  • International SEO, Backlink Management +22

  • Ecommerce, Legal Services +3

  • Any

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