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John Mentis

5.0stars, 66 Reviews
Long & Foster Real Estate, Inc.
129 Closed Sales
$104.4M Total Value
$310K - $2.9M Price Range
$809K Average Price
Prior 5 years

About John

The John Mentis Story

John Mentis is a distinguished Realtor serving the Washington, D.C. metropolitan area, where his practice is defined by intelligence, strategy, and an unwavering commitment to his clients. Guided by his trademarked promise—“Your Life is Changing. I Can Help!”—John has built a reputation as both advisor and confidant during life’s most pivotal transitions.

Rooted in a proud Greek heritage and enriched by extensive travel, John brings a cultivated perspective that blends respect for tradition with an appreciation for possibility. He understands that a real estate decision is never merely about property; it is about identity, community, and the trajectory of a life. This insight allows him to serve not just as an agent, but as a trusted guide who navigates clients through complexity with clarity and poise.

Professionally, John is known for his strategic acumen and big-picture thinking. His mastery of market dynamics, paired with an instinct for timing and negotiation, ensures that clients are not simply participants in a process, but beneficiaries of foresight. His approach is measured yet innovative, balancing data with discretion, and detail with vision.

What distinguishes John above all is the enduring nature of his relationships. Many clients remain connected to him long after a transaction concludes, valuing his counsel as they progress through successive chapters of life. For John, these bonds affirm his philosophy: that real estate is less a business of sales than one of stewardship.

For those embarking on change—whether celebratory or challenging—John Mentis offers more than professional service. He offers assurance, sophistication, and the rare gift of guidance that turns uncertainty into opportunity.
Home Types: House, Condo, Townhouse, Lot/Land, Co-op
Years of Experience: 23

Transaction History

Seller Deals

Total Deals
9
Total Value
$9,951,897
Average Sale Price
$1,105,766
Price Range
$345K - $2.9M

Buyer Deals

Total Deals
10
Total Value
$9,980,000
Average Sale Price
$998,000
Price Range
$295K - $2.3M

Production Over Time

1 Year View by Quarter

Seller Deals

Total Deals
20
Total Value
$17,210,461
Average Sale Price
$860,523
Price Range
$260K - $2.9M

Buyer Deals

Total Deals
31
Total Value
$28,683,320
Average Sale Price
$925,268
Price Range
$190K - $2.3M

Production Over Time

2 Year View by Quarter

Seller Deals

Total Deals
55
Total Value
$41,487,661
Average Sale Price
$754,321
Price Range
$170K - $2.9M

Buyer Deals

Total Deals
74
Total Value
$62,876,299
Average Sale Price
$849,680
Price Range
$190K - $2.3M

Production Over Time

5 Year View

John's Listings and Deals

Awards and Designations

  • #1 Agent Long & Foster's Arlington office
  • Top 100 agents of Long & Foster's 6,000 agents
  • Top 500 NOVA Real Producers
  • Top Producer Northern Virginia Assn. of Realtors
  • NAR - National Association of Realtors
  • e–PRO - Internet Professional
  • EHO - equal Housing Opportunity

Other Experience

First Time Home Buyers, Luxury Homes, New Construction

John's Reviews

5.0stars, 66 Reviews

4/12/26Allison Gonzales

Google Review

John was an absolute lifesaver for our family, as we were working on an extremely limited schedule to try to find a home in the DC area while still living out of country. Despite our constant travel, initial indecisiveness as to what exactly we were looking for, and a hectic schedule, somehow John made the entire process feel seamless. He was incredibly flexible, patient, and always willing to accommodate our limited windows of availability. No matter the time zone or last-minute change, he was available to answer any questions we peppered him with, working closely with us to give us the best possible listing options based on our needs.

John took the time to understand exactly what we were looking for and never once made us feel rushed or pressured. Instead, he guided us with honesty, professionalism, and genuine care until we found the perfect home.

As international buyers, we especially appreciated how clearly and thoroughly he explained every part of the home buying process. He made sure we understood each step, answered all of our questions day and night, and gave us total confidence along the way. Beyond that, he went out of his way to help with so many additional move-in logistics, which made our transition so much easier.

John made what can be an incredibly stressful process an enjoyable and exciting experience. We couldn’t be more grateful for his dedication and expertise in getting us into our new home!

3/29/26Asghar Shahmoradi

Google Review

John is an outstanding realtor, who cares about his clients, and makes sure that he delivers on his words. I cannot recommend anyone better than him to take care of your real estate needs.

3/26/26Maryam. A

Google Review

John was absolutely amazing to work with! He sold our home in just two days, which exceeded all our expectations. He is professional, knowledgeable, and very responsive, making the entire process smooth and stress-free. We truly felt supported every step of the way.Highly recommend John to anyone looking to buy or see a home!

Agent License: Virginia #0225074437 Maryland #5017254 District of Columbia #SP98360094
Agent Photo

John Mentis