Marguerite Rossis Apostolas

Marguerite Rossis Apostolas
Real Estate Agent (Broker)
San Diego CA

Broker (CA: 01381771)

11 years experience

REALTOR® 5 Active Listings Serves San Diego County, CA
View on Realtor.com

Contact Information

Brokerage
Exp Realty Of Southern Ca Inc

Office Website
Office Address
10620 Treena St Ste 230
San Diego, CA  92131
(San Diego County)
Office Phone
888-294-1415
Office Fax
Mobile
888-832-7179
Email
marguerite@apostolasteam.com
Website

Service Areas

San Diego: CA La Jolla: CA Rancho San Diego: CA Spring Valley: CA Casa de Oro-Mount Helix: CA La Mesa: CA Alpine: CA Harbison Canyon: CA Descanso: CA Crest: CA El Cajon: CA Jamul: CA Granite Hills: CA Julian: CA Santa Ysabel: CA Warner Springs: CA Palomar Mountain: CA Ranchita: CA Borrego Springs: CA Bostonia: CA Winter Gardens: CA Lakeside: CA Encinitas: CA Carlsbad: CA Lake San Marcos: CA San Marcos: CA Elfin Forest: CA Poway: CA Santee: CA Fairbanks Ranch: CA Rancho Santa Fe: CA Del Mar: CA Solana Beach: CA Escondido: CA Valley Center: CA Hidden Meadows: CA La Costa: CA Eucalyptus Hills: CA

About Marguerite Apostolas

Marguerite, a San Diego native and seasoned Realtor since 2003, possesses an in-depth knowledge of the diverse neighborhoods and communities within San Diego County. Alongside her dedicated team, she assists sellers, buyers, and investors in navigating the real estate landscape across both San Diego and Riverside Counties.

With a robust background in the luxury market and a track record of over 500 successful transactions, Marguerite excels in managing a substantial volume of deals while delivering a high-touch concierge experience for her clients. Her achievements as a listing agent are notable, having earned the Circle of Excellence Platinum and Gold Awards for five consecutive years.

Marguerite and her team leverage their expertise in advertising, marketing, and design to effectively position homes for quick sales at optimal prices. Their keen understanding of current market dynamics enables them to adopt innovative strategies that assist buyers in finding the ideal property. They prioritize a supportive approach, guiding clients through the purchasing process with confidence.

Additionally, Marguerite has extensive experience in working with investors, focusing on the acquisition, rehabilitation, and sale of investment properties throughout San Diego County and beyond.

She is an active member of the San Diego Association of Realtors and holds a degree from San Diego State University, along with a graduate certificate in Paralegal Studies for Real Estate and Environmental Law from the University of San Diego.

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

$1,881,122
Avg. Listing Price
From Marguerite's portfolio
3.7 / 3.1
Avg. Beds/Baths
Typical property size
2,484 sf
Avg. Square Footage
Interior living space
4315
Active Listings
Current inventory

If you need to reach working real estate agents in San Diego County, this list was built for you. Mortgage lenders prospecting for referral partners, title and escrow companies building agent relationships, PropTech platforms looking for early adopters, insurance providers offering E&O or home warranty products, continuing education providers, and recruiters looking to grow their brokerages are all regular buyers of this data. These professionals need verified, deliverable contact information — not outdated spreadsheets scraped from public directories.

When you buy San Diego County real estate agent email list data from Dr. Bill, you get {{AGENT_COUNT}} actively licensed agents with verified email addresses, plus {{CELL_COUNT}} agents who also have cell phone numbers on file. Whether you're running a drip campaign, dialing for referrals, or segmenting your outreach by city or zip code, this list gives you the reach and precision to make your marketing budget work harder than a generic statewide blast ever could.

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

This data is sourced directly from the California Department of Real Estate licensing records and cross-verified through multiple channels before it ever reaches your inbox. New emails are added weekly, the full list is cleaned monthly to remove bounces and inactive licenses, and the entire database is completely refreshed bi-annually. The result is a 96% deliverability guarantee — a standard that cheap list brokers simply cannot match because they are recycling old data without any systematic maintenance process.

Dr. Bill has been in the list business since 2005 and has sold over 31,000 lists to clients across the mortgage, title, insurance, recruiting, and technology sectors. That track record matters when you're choosing a data vendor. You're not gambling on a one-person side project or a discount aggregator with no accountability. You're buying from an operation that has delivered reliable agent data through multiple market cycles and platform changes.

How to Use This San Diego County Agent List

The most immediate use is email outreach through cold-email platforms. Zap Contact (zapcontact.com) is purpose-built for this type of B2B prospecting and works seamlessly with this list format. You can also use the data for direct mail campaigns, SMS or phone outreach using the cell phone records, or upload the emails into LinkedIn for matched audience advertising. Each channel compounds the others when you're running a coordinated campaign.

The list can be segmented by broker versus sales agent status, allowing you to target decision-makers at the office level separately from individual producers. This matters if you're pitching a platform that requires broker approval versus a product agents can adopt independently.

Why San Diego County, California Agent Data Matters

San Diego County spans a wide range of distinct markets — from coastal communities like La Jolla, Encinitas, and Coronado to inland areas like El Cajon, Santee, Chula Vista, and Escondido. Agents working Carlsbad are serving a very different client than agents working National City, and your messaging should reflect that. With {{AGENT_COUNT}} active licensed agents across the county, there is a substantial professional audience here that rewards precise, relevant outreach.

No other vendor offers zip code level segmentation within San Diego County — most will sell you a statewide California list and call it targeted. Dr. Bill's data lets you isolate specific zip codes, cities, or the full county depending on where your business operates. That granularity turns a generic email blast into a localized campaign that actually converts.

Current Property Listings

As of 6/27/2026, Marguerite Apostolas has 5 properties for sale in San Diego and surrounding areas.

$949,900

Listed 2026-04-02

45946 Clubhouse Dr
Temecula, CA  92592

Beds: 4.0
Baths: 3.0
Sq Ft: 2,602
Lot: 16,988 sf
Single Family Map
View Full Details

$77,400

Listed 2026-01-13

32065 Hunsaker Way Unit 12
Running Springs, CA  92382

Beds:
Baths:
Sq Ft: 0
Lot: 15,000 sf
Land Map
View Full Details

$244,900

Listed 2026-02-22

35109 Highway 79 Unit Space Unit 32
Warner Springs, CA  92086

Beds: 2.0
Baths: 2.0
Sq Ft: 1,344
Lot: 3,242 sf
Mobile Map
View Full Details

$209,950

Listed 2026-04-10

35109 Highway 79 Spc 34
Warner Springs, CA  92086

Beds: 3.0
Baths: 2.0
Sq Ft: 1,395
Mobile Map
View Full Details

$199,000

Listed 2026-05-08

35109 Highway 79 Spc 10
Warner Springs, CA  92086

Beds: 3.0
Baths: 2.0
Sq Ft: 1,402
Lot: 4,700 sf
Mobile Map
View Full Details

Current Property Rentals

Marguerite Apostolas currently has no rental properties available in San Diego and surrounding areas. Check back later.