List of Accountants in Ontario
Ontario, California, has 137 accountants in this dataset, last verified September 6, 2026. Among the 66 California cities we track, it ranks 40th, between Fremont (143) and Belvedere Tiburon (135). Local listings make up 0.6% of all accountants in California.
25 accountants in Ontario list both a phone number and an email address, the best starting point for multi-channel outreach. Email coverage is below the California average, 18.2% against 22.2%, so expect phone (93.4% coverage) to do most of the work.
55.5% of accountants in Ontario have a website (in line with 56.3% across California), which leaves 61 local prospects for web design and Google Business Profile services. 6 of their websites list a contact page URL.
72% of the 86 rated accountants in Ontario hold a 5-star average, in line with the California figure of 75%. The 7 rated 1 to 2 stars are the obvious first calls for a reputation management pitch.
Social Media Reach
11
3
8
1
YouTube
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Accountants List in Ontario
Browse a random sample of 15 records — see the exact fields and data quality before you download.
| LOGO | Business Name | Address | City | State | Country | Phone | Website | Reviews | Rating | FB | IG | LI | YT | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | One Stop Tax Services | Address | Ontario | California | United States | Email | Phone | 7 | 5 | — | — | — | — | ||
Gollaz Tax Service | Address | Ontario | California | United States | Email | Phone | — | 5 | 5 | — | — | — | — | ||
 | Lonny Hytrek PC | Address | Ontario | Oregon | United States | Email | Phone | 9 | 4.1 | — | — | — | — | ||
Ros Ta's Income Tax | Address | Ontario | California | United States | Email | Phone | — | 1 | 5 | — | — | — | — | ||
 | H&R Block | Address | Ontario | Oregon | United States | Email | Phone | 109 | 4.6 | — | — | — | — | ||
 | M&D Professional Services, Inc | Address | Ontario | California | United States | Email | Phone | 0 | 0 | — | — | — | — | ||
Latino's Tax Services | Address | Ontario | California | United States | Email | Phone | — | 71 | 4.9 | — | — | — | — | ||
Bledsoe & Bledsoe | Address | Ontario | Oregon | United States | Email | Phone | — | 1 | 5 | — | — | — | — | ||
 | Fernandez Income Tax | Address | Ontario | California | United States | Email | Phone | 174 | 4.9 | — | — | — | — | ||
Kalayjian Financial Services | Address | Ontario | California | United States | Email | Phone | — | 1 | 1 | — | — | — | — | ||
 | Exquisite Consulting Services LLC | Address | Ontario | California | United States | Email | Phone | 1 | 5 | — | — | — | — | ||
Gallardo Tax Service | Address | Ontario | California | United States | Email | Phone | — | 0 | 0 | — | — | — | — | ||
 | G Lewis & Associates | Address | Ontario | California | United States | Email | Phone | 0 | 0 | — | — | — | |||
Corellia Finance & Tax | Address | Ontario | California | United States | Email | Phone | 9 | 5 | — | — | — | — | |||
Offices of Arshad M. Farooq, JD, CPA | Address | Ontario | California | United States | Email | Phone | — | 5 | 4.4 | — | — | — | — |
This is a randomized preview — the full database contains 137 records with complete field coverage.
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137 verified records — emails, phones, social profiles and more. One-time payment, instant download.
Top business categories in Ontario
Most popular business categories across Ontario
Category | Accountants |
|---|---|
What You Can Do with the List of Accountants in Ontario
This list is built for teams that sell to accountants: financial software vendors, lead generation partners and managed IT and security providers. It covers 137 accountants in Ontario, with the fields to call, email, segment and map them.
Who Sells to Accountants in Ontario, California
Each of these buyers can work the 137 businesses in this list as a pipeline for a different product:
- Financial and compliance software: Pitch client management, document handling and compliance tools to the 137 accountants in Ontario.
- Lead generation and referral partners: Offer exclusive leads or set up referral partnerships for new clients.
- Managed IT and cybersecurity providers: Sell backups, email security and compliance support to firms that hold sensitive client data.
Phone, Email and Facebook Outreach in Ontario, California
Start with the 25 records that list both a phone number and an email address, then widen out channel by channel:
- Cold calling (128): 93.4% of records include a phone number for call campaigns, appointment setting and follow-ups.
- Email sequences (25): 18.2% of records include an email address, so use email as a follow-up touch rather than the lead channel.
- Facebook messages (11): 8% have a Facebook page, a further channel when calls and emails go unanswered.
- CRM import: CSV and Excel files load into HubSpot, Salesforce, Zoho or Pipedrive, with city, state and postal code columns for assigning leads to reps.
Prospect Segments for Agencies in Ontario, California
Filter the website, rating and social columns to pull the accountants that fit a specific service before you pitch:
- No website listed (61): 45% of accountants in Ontario have no website on record, a direct prospect list for web designers and local SEO agencies.
- Rated 1 to 2 stars (7): businesses with poor Google ratings, prospects for reputation management and review generation services.
- No Facebook page (126): 92% have no Facebook page on record, an opening for social media management agencies.
Local Coverage Plan for Ontario
With 137 accountants in one city, local teams can work the list in person as well as by phone:
- Route planning: records include latitude and longitude, so field reps can map all 137 accountants in Ontario and plan visit days by neighborhood.
- Postal code patches: split Ontario by postal code to divide accounts between reps or focus on specific parts of town.
- Next markets: the 65 other California cities we track are the next step once Ontario accounts are covered.
Data Coverage for Accountants in Ontario
137 records · verified September 6, 2026
- Phone numbers
- 128
- Email addresses
- 25
- Phone and email
- 25
- Websites
- 76
Google ratings· 86 rated (63%)
72% hold 5 stars
- 1-star rated
- 5
- 5.8% of rated
- 2-star rated
- 2
- 2.3% of rated
- 3-star rated
- 5
- 5.8% of rated
- 4-star rated
- 12
- 14% of rated
- 5-star rated
- 62
- 72.1% of rated
Social profiles:
- Facebook:11· 8%
- LinkedIn:8· 5.8%
- X (Twitter):4· 2.9%
- Instagram:3· 2.2%
- YouTube:1· 0.7%
Accountants in Ontario are a phone-first market: 93.4% list a phone number but only 18.2% publish an email. Among 86 rated accountants, 72% hold 5 stars, a spread heavily skewed to the top, so low ratings stand out.
Related Accountants by Location
Browse datasets for Accountants across nearby locations
Frequently asked questions about Accountants in Ontario, California
Everything you need to know about our accountants database for Ontario, California: data quality, coverage, freshness, pricing, and formats. Last updated September 6, 2026.
How many Accountants are there in Ontario, California?
There are 137 accountants in Ontario, California in our verified database, as of September 6, 2026.
This covers independent operators, regional chains, and enterprise-scale businesses, giving you the complete Ontario market for sales prospecting and territory planning.
How up to date is the Accountants data for Ontario, California?
This dataset was last updated in September 6, 2026.
Business contact data decays at roughly 2–3% per month as businesses close, move, or change details, so we re-verify our most-purchased datasets on a rolling basis.
Every file is also run through email verification before delivery, and past buyers are offered discounted refreshed versions as updates ship.
What fields are included in the Accountants database for Ontario, California?
Each record can include: business name, full address, phone number, email address, website URL, social profiles (LinkedIn, Facebook, Instagram, YouTube, X), review ratings, and category details, plus contact-page URLs where available.
Field coverage varies by record; the counts below and the free sample show you exactly what to expect before buying.
Where can I buy verified market intelligence data for Accountants businesses in Ontario, California?
InfiniteLeadsHub provides verified market intelligence datasets for accountants businesses in Ontario, California as a one-time purchase with no subscription.
Ideal for market research, sales planning, and business development.
How much does the Accountants database for Ontario, California cost?
The complete accountants leads database for Ontario, California costs $10 as a one-time payment.
You get instant access to all 137 records with no recurring fees, no per-record charges, and no seat limits.
It is a cost-effective alternative to subscription platforms that charge monthly for the same public business data.
Is this a cheaper alternative to subscription lead databases like ZoomInfo or Apollo?
Yes. For teams that need accountants contacts in Ontario, California specifically, a one-time $10 file is usually far cheaper than subscription platforms, which typically charge thousands of dollars per year with contracts and per-seat pricing.
Subscriptions make sense for large sales teams needing continuous multi-industry access; a one-time targeted list makes sense when you know exactly which niche and geography you're selling into.
Can I preview a sample of the Accountants data before buying?
Yes. A free sample dataset is available so you can evaluate data quality, field coverage, and format before purchasing.
The sample is a representative slice of the full Ontario, California accountants database, including contact fields, social profiles, and ratings data.
How do I download the Accountants list, and what file formats are available?
You get instant access after purchase. Files are delivered in CSV and Excel (XLSX) formats.
CSV and Excel import directly into CRMs like Salesforce, HubSpot, and Zoho and into any email platform.
How many Accountants in Ontario, California have phone numbers?
128 accountants in Ontario, California (93% of the database) include a phone number.
That makes the dataset effective for cold calling, telemarketing, and appointment setting campaigns.
How many Accountants in Ontario, California have email addresses?
25 accountants in Ontario, California (18%) include an email address.
Email remains one of the highest-ROI B2B outreach channels, making this subset ideal for cold email sequences, product announcements, and drip campaigns.
How many Accountants in Ontario, California have both a phone number and an email address?
25 accountants in Ontario, California have both a phone number and an email address.
Dual-contact records enable multi-channel outreach: combining calls with email follow-ups measurably improves response rates.
How many Accountants in Ontario, California are active on social media?
Social profile coverage for accountants in Ontario, California: 8 on LinkedIn, 11 on Facebook, 3 on Instagram, 1 on YouTube, 4 on X (Twitter).
Social presence signals digitally engaged businesses, which is useful for agencies pitching social media services, ad platforms building audiences, and vendors targeting digitally mature prospects.
How many Accountants in Ontario, California have a website?
76 accountants in Ontario, California (55%) have an active business website.
That is an indicator of digital maturity, and an ideal segment for SEO agencies, hosting providers, and SaaS platforms.
How many Accountants in Ontario, California do not have a website?
61 accountants in Ontario, California operate without a business website.
These are high-intent, overlooked prospects for web design agencies, local SEO providers, and Google Business optimization services.
What are the review ratings of Accountants in Ontario, California?
Rating breakdown for accountants in Ontario, California: 62 with a 5-star rating, 12 with a 4-star rating, 5 with a 3-star rating, 2 with a 2-star rating, 5 with a 1-star rating.
Top-rated businesses suit premium services and partnership proposals; lower-rated businesses are receptive prospects for reputation management, review tools, and operational software.
Can I get Accountants data for all of California or the entire US?
Yes. Beyond Ontario, we offer the complete Accountants database for California and a national all-50-states version.
If you buy the Ontario list first, contact us and we'll credit your purchase toward the state or national upgrade.
Is the Accountants contact data in Ontario, California legal to use for B2B outreach?
Yes. All data is sourced exclusively from publicly available information: Google Business listings, company websites, social media profiles, and public business directories.
This is business contact information, not personal consumer data, making it appropriate for B2B prospecting.
We recommend following applicable regulations such as CAN-SPAM (US), CASL (Canada), and GDPR (EU-targeted campaigns) so your outreach remains fully compliant.