Mark Stephen Sapienza

Mark Stephen Sapienza
Real Estate Agent (Salesperson)
Rancho Cucamonga CA

Salesperson (CA: 01733198)

20 years experience

REALTOR® 1 Active Listings Serves San Bernardino County, CA
View on Realtor.com

Contact Information

Brokerage
Berkshire Hathaway Homeservices Ca Properties

Office Website
Office Address
10750 Civic Ctr Dr Ste 200
Rancho Cucamonga, CA  91730
(San Bernardino County)
Office Phone
909-980-3100
Office Fax
909-966-5021
Mobile
909-980-3100
Email
mark@mymarkonre.com

Service Areas

Rancho Cucamonga: CA Claremont: CA San Antonio Heights: CA Upland: CA Bloomington: CA Fontana: CA

About Mark Sapienza

With a career that began in the restaurant industry, this real estate professional has cultivated a unique perspective on service and client relationships. Over a span of 15 years, they traveled extensively along both coasts, engaging with renowned establishments and connecting with individuals who exemplified exceptional service while pursuing their own aspirations. This experience instilled in them a deep understanding of the human desire for improvement, beauty, and the realization of dreams.

Upon returning to Alta Loma, California, to embark on a career in real estate—an area that had long piqued their interest—they immersed themselves in the field. They trained alongside top-ranked real estate professionals, acquiring extensive knowledge in various aspects of the industry, including property transactions, online marketing, relocation, finance, title services, and the closing process.

Clients working with this agent can expect a comprehensive overview of the real estate landscape, enabling informed decision-making. In today’s dynamic housing market, the expertise of a seasoned REALTOR® is invaluable. This agent and their dedicated team are committed to providing clients with every possible advantage, ensuring support not only for immediate needs but also for future real estate endeavors. For inquiries or assistance, please reach out today.

San Bernardino County, CA Real Estate Market Analysis (Single Family Homes)

$649,094
Avg. Listing Price
From Mark's portfolio
3.4 / 2.5
Avg. Beds/Baths
Typical property size
1,901 sf
Avg. Square Footage
Interior living space
6251
Active Listings
Current inventory

If you need to reach working real estate agents in San Bernardino County, this list was built for you. Mortgage lenders use it to introduce loan programs directly to producing agents. Title companies use it to win referral relationships before their competitors do. PropTech platforms, recruiters, insurance providers, and continuing education companies all rely on accurate agent data to fill pipelines, book demos, and drive enrollments.

When you buy San Bernardino County real estate agent email list data from Dr. Bill, you are not getting a recycled contact dump. You are getting {{AGENT_COUNT}} actively licensed agents with verified email addresses, plus {{CELL_COUNT}} agents who also have cell phone numbers on file — sourced, cleaned, and ready to work for your campaign from day one.

Why Buy a San Bernardino County Real Estate Agent Email List From Dr Bill

Every record in this list originates from the California Department of Real Estate licensing database, then goes through a multi-step verification process. Emails are added weekly as new licenses are issued, scrubbed monthly to remove invalid addresses, and the entire database is rebuilt from the ground up every six months. That discipline is what backs our 96% deliverability guarantee — a number cheap list vendors cannot touch because they are not doing the maintenance work.

Dr. Bill has been selling real estate contact lists since 2005 and has delivered over 31,000 lists to marketers, lenders, and service providers across the country. That track record exists because the data performs. When your cold-email platform — whether you are using Zap Contact at zapcontact.com or another cold-email tool — pulls a bounce rate under four percent, you protect your sender reputation and your budget at the same time.

How to Use This San Bernardino County Agent List

Email outreach is the fastest activation path. Load the list into Zap Contact or your preferred cold-email platform and launch a sequence the same day. The data also supports direct mail campaigns, ringless voicemail drops, and phone outreach using the included cell numbers. Many buyers also upload the file to LinkedIn for matched-audience advertising, putting display ads in front of the exact agents they are already emailing.

Because each record includes license type, you can segment broker-owners from sales agents and tailor your message accordingly. A recruiting pitch to a broker-owner reads very differently than one sent to an agent looking for a new home. That segmentation capability turns one list into multiple focused campaigns without buying additional data.

Why San Bernardino County, California Agent Data Matters

San Bernardino County spans a wide range of distinct markets — from Ontario and Fontana in the west to Victorville, Apple Valley, and Hesperia in the high desert, to communities like Redlands, Yucaipa, and Big Bear Lake further east. With {{AGENT_COUNT}} licensed agents working across this geography, the county represents a substantial and diverse audience. No other vendor segments this data down to the zip code level within the county, giving you precision that statewide blasts simply cannot deliver.

Local targeting means your message reflects the market the agent actually works in. An agent farming zip codes in Rancho Cucamonga has different priorities than one working Barstow. Reaching the right agents in the right sub-markets is what converts a contact list into real revenue for your business.

Current Property Listings

As of 6/21/2026, Mark Sapienza has 1 property for sale in Rancho Cucamonga and surrounding areas.

$324,900

Listed 2025-11-22

19146 Oak St
Apple Valley, CA  92308

Beds: 2.0
Baths: 2.0
Sq Ft: 1,442
Lot: 3,846 sf
Single Family Map
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Current Property Rentals

Mark Sapienza currently has no rental properties available in Rancho Cucamonga and surrounding areas. Check back later.