Three of the five SEO providers below list Chandler addresses on their own websites: Chandler SEO, KeyStar Agency and Web Tonic. Tactical SEO Consulting, a Colorado Springs agency, and Helium SEO add Chandler pages. With five options, the useful question for a Chandler business is what kind of engagement it wants, from a single-city local shop to an agency built for multi-location brands. What follows comes from the five companies’ own websites, read in October 2026, and no card is placed above another.
Five SEO providers serving Chandler
Chandler SEO
Address: Chandler, AZ 85225
Phone: (480) 568-4461
Website: https://chandler-seo.com/
Pinned in Chandler by its address.
Chandler SEO presents itself as “Your Local SEO Experts” and lists a Chandler 85225 address with a 480 number. Its home page offers SEO alongside web design, strategic development and brand campaigns, and frames its role as getting a business “through the initial stages of SEO development”. It fits a Chandler business taking its first serious step into SEO that wants a local contact; ask what the first three months would cover and how progress is reported.
KeyStar Agency
Address: 3377 S Price Rd, Chandler, AZ 85248
Website: https://www.keystaragency.com/
Pinned in Chandler by its address.
KeyStar describes itself as an “Ultra High-Quality SEO Agency” and lists its “Corporate Headquarters, 3377 S Price Rd Chandler AZ, 85248”. Its home page features a multi-location case study, describing how it “rebuilt the technical foundation, mapped intent across 36 locations and gave every service line a useful reason to rank.” That makes KeyStar the option here for a Chandler-based brand with several locations or service lines. Contact runs through a discovery-call booking page; ask how the agency would structure location pages so they do not repeat each other.
Web Tonic
Address: 55 W Chicago St, Suite 210, Chandler, AZ 85225
Phone: +1-866-547-2701
Website: https://www.webtonic.io/locations/chandler-seo
Pinned in Chandler by its address.
Also on 10 other city pages: Providence, RI Anaheim, CA Garland, TX Irvine, CA Lexington, KY Baton Rouge, LA and 4 more
Web Tonic lists a Chandler office on West Chicago Street among a network of offices that share one toll-free number, including Wichita and Tulsa. Its service menu runs from SEO, local SEO, technical SEO and link building to paid search, paid social, email and SMS, content, programmatic and conversion tracking. Choose it if you want SEO inside a full paid-media program; ask who in the Chandler office would work on your account.
Tactical SEO Consulting
Phone: 719.358.3613
Website: https://tacticalseoconsulting.com/location/chandler-az/
Off the map: this listing gives no address.
Tactical SEO Consulting is a Colorado Springs SEO agency with a Chandler page headed “SEO Agency in Chandler, Arizona”. Its site points to contractor marketing resources and promises “Transparent monthly performance reporting” and “Custom dashboards and monthly reporting”. A Chandler contractor that wants SEO with dashboard reporting can compare it; ask what the dashboard shows and whether you keep access to the data after the engagement ends.
Helium SEO
Phone: 513-563-3065
Website: https://helium-seo.com/digital-marketing-agency-chandler-az
Off the map: this listing gives no address.
Also on 4 other city pages: Seattle, WA Laredo, TX Cincinnati, OH Charlotte, NC
Helium SEO’s Chandler page covers SEO, PPC and paid social and promises “No contracts. No spam. No obligation.” Its home page explains why the agency exists in a founder’s quote about a previous employer that “assigned 40 to 50 accounts per account manager”, which is its way of pitching closer attention per client. Ask how many accounts your manager would carry.
Local shop, multi-location specialist, media network, or remote boutique
- In Chandler: Chandler SEO (85225), KeyStar (85248) and Web Tonic (85225) list Chandler addresses. Tactical SEO Consulting is based in Colorado Springs, and Helium SEO uses a 513 number.
- Scale of client: KeyStar showcases a 36-location program; Chandler SEO speaks to businesses at the start of SEO.
- What comes with SEO: Web Tonic sells SEO inside a broad paid-media menu; Helium pairs it with PPC and paid social; Tactical SEO Consulting stresses dashboards and monthly reporting.
- Contract terms: Helium says no contracts; get the other four’s minimum terms in writing.
Questions for any Chandler agency
Google’s guide to hiring an SEO recommends asking “Can you show me examples of your previous work and share some success stories?”, which KeyStar’s multi-location case study partly answers on its home page. It also suggests asking, “What’s your experience in my industry?” and warns: “Be careful if a company is secretive or won’t clearly explain what they intend to do.”
Before signing, ask each agency for the legal entity that will contract with you and where it is registered, and confirm that entity in the state’s business records.
Frequently Asked Questions
Which Chandler SEO companies have a Chandler address?
Chandler SEO lists Chandler, AZ 85225; KeyStar Agency lists its corporate headquarters at 3377 S Price Rd (85248); and Web Tonic lists 55 W Chicago St, Suite 210 (85225). Tactical SEO Consulting and Helium SEO serve Chandler through city pages.
Which option suits a business with several locations?
KeyStar Agency, whose home page describes mapping intent across 36 locations and rebuilding the technical foundation for a multi-location client.
Can I hire a Chandler SEO agency without a contract?
Helium SEO’s Chandler page says “No contracts. No spam. No obligation.” Ask the others for their minimum terms in writing.
A Chandler business starting out in SEO should start with Chandler SEO; a multi-location brand should start with KeyStar Agency; a business that wants SEO inside a full paid-media program should look at Web Tonic; and a contractor who wants dashboards, or an owner who wants no contract, can compare Tactical SEO Consulting and Helium SEO.
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