What is Mainstreet Realtors's NAICS code?

Mainstreet Realtors's NAICS code is 531 (Real Estate).

Insights

Partnership Growth Recent press coverage of Contract2Close partnering with Mainstreetgroup signals openness to collaboration and potential co-marketing or referral programs with other tech-enabled real estate platforms.

Technology Adoption Utilizes multiple modern tech tools (Google Ads, AWS, WordPress, New Relic, Zendesk Chat) indicating readiness for digital marketing services, website optimization, performance monitoring, and customer experience improvements.

Brand Refresh Rebranding efforts including a new name, logo, and website position the company for re-entry into broader markets; opportunities exist for branding agencies, website developers, and SEO/SEM partnerships.

Market Reach Operations across Southern California with dual locations (Newport Beach and Rancho Cucamonga) suggest expansion potential into additional high-demand markets and regional targeted campaigns.

Financial Scale Revenue in the range of 100M to 250M and a sizable employee base indicate a mid-market real estate firm that could benefit from enterprise-grade services, such as advanced analytics, CRM optimization, and scalable marketing solutions.

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Mainstreet Realtors Tech Stack

Mainstreet Realtors uses 8 technology products and services including Google Ads, Amazon Web Services, WordPress, and more. Explore Mainstreet Realtors's tech stack below.

Google Ads
Advertising
Amazon Web Services
Cloud Hosting
WordPress
Content Management System
Google Fonts API
Font Scripts
styled-components
Javascript Frameworks
Lodash
Javascript Libraries
Zendesk Chat
Live Chat
New Relic
Real User Monitoring

Media & News

Mainstreet Realtors's Email Address Formats

Mainstreet Realtors uses at least 4 email formats:

Mainstreet Realtors Email Formats	Example	Percentage
First@mainstreetgroup.com	John@mainstreetgroup.com	93%
FirstLast@mainstreetgroup.com	JohnDoe@mainstreetgroup.com	5%
First.Last@mainstreetgroup.com	John.Doe@mainstreetgroup.com	1%
FirstL@mainstreetgroup.com	JohnD@mainstreetgroup.com	1%

Frequently Asked Questions

What is Mainstreet Realtors's phone number?

You can contact Mainstreet Realtors's main corporate office by phone at

+1-909-373-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Mainstreet Realtors's official website and social media links?

Mainstreet Realtors's official website is mainstreetgroup.com and has social profiles on LinkedIn.

How much revenue does Mainstreet Realtors generate?

As of September 2026, Mainstreet Realtors's annual revenue is estimated to be $100M - $250M.

What is Mainstreet Realtors's SIC code and NAICS code?

Mainstreet Realtors's SIC code is 6531 - Real Estate Agents and Managers and NAICS code is 531 - Real Estate.

How many employees does Mainstreet Realtors have currently?

As of September 2026, Mainstreet Realtors has approximately 99 employees across 1 continents, including North America. Key team members include Executive And Chief Financial Officer: H. L., Owner: B. G. and Professional Realtor: R. S. Explore Mainstreet Realtors's employee directory with LeadIQ.

What industry does Mainstreet Realtors belong to?

Mainstreet Realtors operates in the Real Estate industry.

What technology does Mainstreet Realtors use?

Mainstreet Realtors's tech stack includes Google Ads, Amazon Web Services, WordPress, Google Fonts API, styled-components, Lodash, Zendesk Chat and New Relic.

What is Mainstreet Realtors's email format?

Mainstreet Realtors's email format typically follows the pattern of First@mainstreetgroup.com. Find more Mainstreet Realtors email formats with LeadIQ.

When was Mainstreet Realtors founded?

Mainstreet Realtors was founded in 2008.

Mainstreet Realtors

Q: How many employees does Mainstreet Realtors have currently?

Mainstreet Realtors has approximately 99 employees.

Q: What technology does Mainstreet Realtors use?

Mainstreet Realtors's tech stack includes Twitter typeahead.js, Cloudflare Bot Management, Zendesk Chat, Cloudflare, PHP.

Real EstateCalifornia, United States51-200 Employees

Mainstreet Realtors is a mid-sized real estate firm based in Rancho Cucamonga, California, founded in January 2008. It serves residential and commercial markets across Southern California from offices in Newport Beach and Rancho Cucamonga. The firm works with a diverse client base, including first-time buyers, investment funds, banking institutions, and clients listing high-value properties. It emphasizes maintaining high industry standards and employs technology to help clients reach their real estate objectives. In January 2025, Contract2Close announced a partnership with Mainstreetgroup, reflecting ongoing collaboration within the real estate ecosystem.