Nancy Wittenberg - Realtor® GRI,ABR,SRS,PSA,CNE,AHWD
Nancy Wittenberg - Realtor® GRI,ABR,SRS,PSA,MCNE,AHWD
Nancy Wittenberg is a REALTOR® serving Chandler, Gilbert, and the East Valley of Arizona, helping buyers and sellers navigate the local housing market with clarity, strategy, and calm guidance.
With more than 160 successful transactions since 2010, Nancy brings deep experience and steady leadership to one of life’s most meaningful transitions. As a real estate professional with Coldwell Banker Realty in Mesa, she is known for helping clients move forward with confidence, even in complex or emotional situations.
Often called “Your Dedicated Home Advocate,” Nancy approaches real estate the way a great teacher approaches learning: with a clear plan, thoughtful communication, and patience. Her signature Stabilized Decision Framework™ helps clients stay grounded and informed so they can make smart decisions throughout the buying or selling journey.
Nancy’s commitment to exceptional client care earned her the 2024 Top Customer Service Award from one of Arizona’s largest Coldwell Banker offices.
She holds several professional designations including GRI, ABR®, SRS, PSA, MCNE, and AHWD, reflecting advanced training in negotiation, pricing strategy, buyer representation, diversity, and ethical real estate practice. More importantly, clients consistently describe Nancy as knowledgeable, responsive, compassionate, and deeply invested in their success.
Beyond real estate, Nancy is deeply committed to the Chandler community. She has served her local congregation for over two decades in leadership and teaching roles, volunteers with Art Arts Arizona, and supports housing advocacy through Valley Interfaith Project. She also serves as 2026 Chair of the Governmental Affairs Forum with WeSERV and as a Key Contact to Arizona State leadership through the Arizona Association of REALTORS®.
Nancy approaches every aspect of her work with purpose—helping clients, neighbors, and communities thrive through thoughtful advocacy, education, and service.
GRI – Graduate, REALTOR® Institute
A comprehensive NAR program providing advanced, master’s-level real estate education covering law, technology, and best practices.
ABR – Accredited Buyer’s Representative
An NAR certification for REALTORS® specializing in buyer representation, emphasizing expertise and client advocacy.
SRS – Seller’s Representative Specialist
A global designation recognizing advanced training in ethically and effectively representing sellers at the highest professional standards.
PSA – Pricing Strategy Advisor
An NAR certification focused on accurate home valuation through ethical pricing, comparable analysis, market insight, and appraiser collaboration.
AHWD – At Home With Diversity
An NAR certification promoting cultural competency and inclusive business practices in today’s diverse real estate market.
MCNE – Master Certified Negotiation Expert
Certification in advanced negotiation techniques, improving communication and deal-making across varied personalities and cultural backgrounds.
PHONE:
(602) 730-2143
1640 S Stapley Dr #241
Mesa, AZ 85204
Why Mortgage Interest Rates Matter: How a 1% Change Can Save You Thousands on Your Home
Learn how mortgage interest rates impact your monthly payment and long-term savings. Discover why even a 1% rate change can save hundreds per month and what it means for today’s housing market. ...more
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September 27, 2025•3 min read
Phoenix Housing Market Update: Homes Under $400K Selling Fast as Prices Continue to Decline
Homes under $400K are selling quickly in the Phoenix housing market while overall prices continue to decline. See the latest trends, mortgage rates, and fall market outlook. ...more
Buyer ,Seller &Investors
August 02, 2025•2 min read
Phoenix Housing Market Update: Home Prices Drop 3.8% as Buyers Gain the Advantage
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Buyer ,Seller &Investors
July 18, 2025•1 min read
What Would You Do for $10,000? Valley Buyers Are Getting $10,600
What would you do for $10,000? In Maricopa County, home buyers between $225K–$600K are receiving a median of $10,600 from sellers. Here’s what that means for you in the Valley of the Sun real estate m... ...more
Buyer ,Seller &Investors
June 07, 2025•2 min read
Summer Has Started, but the Maricopa County Real Estate Market Is Still Cold
Despite summer momentum, the Maricopa County housing market remains cool. Buyers currently hold the advantage with softening prices, seller concessions, and shifting contract ratios. Here’s what the l... ...more
Buyer ,Seller &Investors
May 10, 2025•2 min read
2025 Housing Market Update: Prices Dip, Inventory Shifts & What It Means for Buyers in Mesa, Chandler, Gilbert & Queen Creek
Housing prices in Mesa, Chandler, Gilbert, and Queen Creek are showing short-term declines, with sales price per square foot down 2.8% and median prices dropping 3.2%. Here’s what buyers and sellers n... ...more
Buyer ,Seller &Investors
April 19, 2025•3 min read
PRIVACY POLICY
Why Mortgage Interest Rates Matter: How a 1% Change Can Save You Thousands on Your Home
Learn how mortgage interest rates impact your monthly payment and long-term savings. Discover why even a 1% rate change can save hundreds per month and what it means for today’s housing market. ...more
Buyer ,Investors
September 27, 2025•3 min read
Phoenix Housing Market Update: Homes Under $400K Selling Fast as Prices Continue to Decline
Homes under $400K are selling quickly in the Phoenix housing market while overall prices continue to decline. See the latest trends, mortgage rates, and fall market outlook. ...more
Buyer ,Seller &Investors
August 02, 2025•2 min read
Phoenix Housing Market Update: Home Prices Drop 3.8% as Buyers Gain the Advantage
Home prices in the Phoenix housing market dropped 3.8% by July 15 as buyers gain negotiating power. See the latest Cromford Market Index trends and what it means for buyers and sellers. ...more
Buyer ,Seller &Investors
July 18, 2025•1 min read
What Would You Do for $10,000? Valley Buyers Are Getting $10,600
What would you do for $10,000? In Maricopa County, home buyers between $225K–$600K are receiving a median of $10,600 from sellers. Here’s what that means for you in the Valley of the Sun real estate m... ...more
Buyer ,Seller &Investors
June 07, 2025•2 min read
Summer Has Started, but the Maricopa County Real Estate Market Is Still Cold
Despite summer momentum, the Maricopa County housing market remains cool. Buyers currently hold the advantage with softening prices, seller concessions, and shifting contract ratios. Here’s what the l... ...more
Buyer ,Seller &Investors
May 10, 2025•2 min read
2025 Housing Market Update: Prices Dip, Inventory Shifts & What It Means for Buyers in Mesa, Chandler, Gilbert & Queen Creek
Housing prices in Mesa, Chandler, Gilbert, and Queen Creek are showing short-term declines, with sales price per square foot down 2.8% and median prices dropping 3.2%. Here’s what buyers and sellers n... ...more
Buyer ,Seller &Investors
April 19, 2025•3 min read
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