OUR TEAM

Meet the Keystone Team

At Keystone Valuations, our people are the heart and soul of our appraisal company. With over 80+ years of combined expertise, our team's passion for their craft, diligent work ethic, and genuine enjoyment of both their work and collaboration shine through in everything they do. We firmly believe that our team is the cornerstone of our success, and we're excited to share their stories with you.

Leadership Team

Doug Kenny, MAI

Georgia, USA
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Doug Kenny, MAI
CEO

Doug Kenny, MAI, CEO

Doug Kenny, MAI brings over a decade of specialized real estate appraisal experience. A graduate of the Georgia of Technology, Doug distinguished himself early by becoming one of the youngest professionals to earn the MAI designation from the appraisal institute. Doug brings his engineering expertise to real estate by integrating advanced statistical analysis into each appraisal report.

Doug’s expertise extends into the field of mineral valuations, having collaborated extensively with geologists and quarry operators to become a noted expert in the area. Doug is also a trusted expert witness in legal cases involving property values.

Outside the office, Doug is an enthusiastic tennis and pickleball player, enjoying the camaraderie and active nature of the sport. He has a passion for good food and pairing it with the right wines. At home, Doug values the time he spends with his wife, Jennifer, and their two daughters.

Fun Questions

If we held an office talent show, you'd wow everyone with your __________________Talent. My ability to juggle a golf ball on a golf club without breaking anything in the office.

What is your favorite flavor of Doritos? Spicy Sweet Chili

What advice would you give a candidate who wants to join our team? Come in curious, take ownership, and be ready to learn fast. We value people who care deeply about quality, communicate clearly, and take responsibility for outcomes, not just tasks. If you’re someone who enjoys solving real problems and getting better every day, you’ll thrive here.

Richard Kenny, MAI, MBA

Georgia, USA
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Richard Kenny, MAI
President

Richard Kenny, MAI, MBA, President

Richard Kenny, MBA, has over eight years of expertise in appraising commercial, residential, and special-use properties. A proud graduate of the United States Air Force Academy. Richard served as an Active-Duty Air Force Officer, achieving the rank of Captain. He specialized in the negotiation and administration of government contracts. Following his active-duty service, Richard joined the Air Force Reserves, quickly rising to the rank of Major, while beginning his career as a real estate appraiser.

Currently, Richard is diligently pursuing his MAI and SRA designations, further enhancing his appraisal expertise. His background in military leadership and contract management enhances his ability to provide advanced analysis and a strategic, business-focused approach to each appraisal project.

Outside the office, Richard is a dedicated family man, married to Caroline, and a father to two. His interests lie in golfing, travel, family and food. Richard is equally enthusiastic about traveling and music. Additionally, he is an active member of the Alpharetta Rotary Club, through which he contributes regularly to charity efforts.

Fun Questions

If we held an office talent show, you'd wow everyone with your _________________ Talent. Golf Long Drive

What is your favorite flavor of Doritos? Spicy Sweet Chili

What advice would you give a candidate who wants to join our team? Keystone is a place that values and rewards hard work, but is also a place that likes to have fun and build strong team cohesion.

Matt Yoder

Ohio, USA
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Matt Yoder
CFO

Matt Yoder, Fractional CFO

Matt Yoder is a finance and strategy advisor with deep experience supporting professional services and real estate–adjacent businesses. He brings a disciplined, forward-looking approach to financial planning, cash flow management, and decision support for ownership and leadership teams.

Previously, Matt served as CFO/COO of a multi-site organization, where he helped lead a sixfold increase in revenue, oversaw team growth, secured multi-million-dollar financing, and managed significant real estate and construction initiatives. Earlier in his career, he worked with a $1B portfolio of commercial real estate loans and equity investments. Matt is based in Atlanta and works with organizations across the U.S. and U.K.

Fun Questions

If we held an office talent show, you'd wow everyone with your ______________ talent: spreadsheet skills

What is your favorite flavor of Doritos? Purple bag

What advice would you give a candidate who wants to join our team? Be ready to jump in and be assertive with learning from the expertise all around you here!

Mel Meyer, MA

Florida, USA
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Mel Meyer
COO

Mel Meyer, Chief Operating Officer

Mel Meyer brings over two decades of hands-on experience in Operations across diverse sectors including education, nonprofit, and corporate realms. With a background in Psychology and Criminal Justice, along with a Master's in Public Administration, Mel's journey is marked by a passion for building robust systems and programs.

At Keystone, Mel's role as Director of Operations encompasses production workflow, systems, team leadership, and the collaborative development of Keystone’s innovative expansion models. Her knack for writing SOPs and growing successful teams adds another layer to her skill set, reflecting her commitment to efficiency and impact.

Outside the professional realm, Mel's community engagement shines through her involvement in various nonprofit boards and anti-trafficking initiatives. Currently based in southeast Atlanta, she is known for her love of family and outdoor adventures, road trips, good food, and live music.

Fun Info

If we held an office talent show, you'd surprise everyone with your
___________________________ talent: Basketball

What is your favorite flavor of Doritos? Cool Ranch all day

What advice would you give a candidate who wants to join our team? Get a good set of headphones and bring your Lego game for desk decor. But seriously—if you enjoy working hard, innovating toward shared goals, and growing in a meaningful career within the appraisal industry, you’ll find a team here that challenges you, supports you, and genuinely wants to see you thrive!

Sandi Flantzer

Ontario, CA
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Sandi Flantzer, CG
Senior Director

Sandi Flantzer, Senior Director of Appraisal Services

Sandi is a Senior Director at Keystone Valuations, where she leads complex advisory, litigation, and right-of-way assignments with a focus on strategy, quality, and risk management. Known for her ability to bring clarity to complex problems, she is deeply involved in building systems, mentoring teams, and strengthening the firm’s long-term vision.

With a background that spans high-stakes valuation, expert support, and thought leadership, Sandi combines analytical rigor with a calm, people-first approach. She believes great work is built on trust, collaboration, and a little laughter—whether that’s in the middle of a deadline push or over leftover Chick-fil-A and a friendly office mini-putt competition.

Outside of work, she is a certified sommelier who loves discovering and sharing great wines, proving that attention to detail and good taste extends well beyond the office.

Fun Questions

If we held an office talent show, you'd wow everyone with your
__________________Talent. I'd wow everyone with my expert wine tasting and pairing skills talent (yes, I’m a sommelier.)

What is your favorite flavor of Doritos? Trick question — I don’t actually eat Doritos. If I’m reaching for something salty, it’s Miss Vickie’s Spicy Dill Pickle or Sweet & Spicy Ketchup.

What advice would you give a candidate who wants to join our team? Bring your brain, your work ethic, and your sense of humor. We work hard, push deadlines, and play hard—but we also laugh a lot. After a grueling day, you might find us sharing leftover Chick-fil-A and competing for the best hole-in-one on the office mini-putt or for some a casual Friday afternoon Pickleball romp. If you’re curious, collaborative, and enjoy both getting things done and enjoying the people you do it with, you’ll fit right in.

Brenda Lomonaco

California, USA
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Brenda Lomonaco
Finance Director

Brenda Lomonaco, Finance Director

Brenda comes to us with over 20 years of professional experience in the legal profession. With her background as a stay-at-home mom, having raised a family of three, she developed invaluable skills in organization, budgeting, time management, and an innate ability to balance responsibilities. Through diligent self-study and dedication, she acquired the necessary knowledge and skills to seamlessly transition into her previous roles as a legal assistant, bookkeeper, and accounting manager of three law offices.

As Finance Director, Brenda brings her knowledge and skill to ensure financial integrity at Keystone. Her proficiency in account management, record-keeping, and customer relations guarantees accurate financial reporting and billing services for Keystone and our clients.

Having grown up in the Northwest, Brenda is new to Georgia and spends as much time as she can outdoors. Most important to her is time with family - including her 7 grandchildren. She loves boating, trail running, cooking and gardening.

Fun Questions

If we held an office talent show, you'd wow everyone with your
__________________________ talent: Sewing skills

What is your favorite flavor of Doritos? Cool Ranch

What advice would you give a candidate who wants to join our team? Come with humor!!

Billy Adams, CG

Georgia, USA
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Billy Adams, CG
Appraisal Manager

Billy Adams, CG, Appraisal Manager

Fun Info

If we held an office talent show, you'd wow everyone with your _________________ Talent. Encyclopedic knowledge 70's and 80's music trivia.

What is your favorite flavor of Doritos? Flamin' Hot & BBQ

What advice would you give a candidate who wants to join our team? Be driven and focused, and come prepared to embody Keystone’s core values of integrity, respect, teamwork, innovation, and excellence in everything you do. A strong work ethic and a collaborative mindset go a long way here.

"Working at Keystone is a gratifying experience primarily due to the emphasis the company places on building collaborative culture. What truly excites me is the clear vision the company has for career progression - this vision casting not only instills confidence in my current role but also fuels my enthusiasm for the long-term journey ahead."

-Parker

Production Team

Amanda Wong

Cayman Islands
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Amanda Wong
Office Coordinator

Amanda Wong, Office Coordinator

Amanda Wong is an Office Coordinator at Keystone Valuations LLC, bringing over 10 years of progressive administrative experience supporting fast-paced, high-performing teams. Originally from the Cayman Islands, Amanda relocated to Georgia in 2016 and has since built a strong professional foundation across a variety of office and administrative roles.

She holds a bachelor’s degree in marketing and a master’s degree in business management, which together provides a strong blend of strategic communication, organizational leadership, and operational insight.

Prior to joining Keystone Valuations, Amanda worked in demanding administrative environments at global financial institutions such as State Street and UBS, where she
developed a reputation for professionalism, discretion, and the ability to manage competing priorities with efficiency and poise. In her current role, she leverages her education and broad administrative background to ensure smooth day-to-day operations, supporting internal teams, coordinating office functions, and contributing to a positive and productive workplace environment. Her experience aligns closely with her position, allowing her to provide dependable structure, consistent support, and a high standard of service across the organization.

Outside of work, Amanda enjoys spending quality time with her husband and two young daughters. Building a strong, supportive family unit is one of her greatest accomplishments, and she values creating a balanced life centered on purpose,
connection, and growth.

Fun Questions:

If we held an office talent show, you'd wow everyone with your
___________________________ talent: Singing

What is your favorite flavor of Doritos? Cool Ranch

What advice would you give a candidate who wants to join our team? Be yourself and come ready to be part of the team. An open mind, strong communication, and a willingness to learn go a long way here. We value people who work hard, support others, and bring positive energy—because having fun together is part of what makes us successful

Ivair Watte

São Carlos, Santa Catarina, Brazil
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Ivair Watte
Senior Special Assets Appraiser

Ivair Watte, Senior Special Assets Appraiser

Fun Info

If we held an office talent show, you'd wow everyone with your ___________________________ talent. Ability to speak at least 4 languages

What is your favorite flavor of Doritos? Sweet & Spicy

What advice would you give a candidate who wants to join our team? Good things come to those who wait. Patience, constant learning mentality, and excellence in your work.

Parker Windatt

Ohio, USA
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Parker Windatt
Special Assets Appraiser

Parker Windatt, Special Assets Appraiser

Parker is a Special Asset Appraiser with a strong focus on market analysis, data review, and clear valuation support. He holds a Bachelor’s degree from Kennesaw State University and brings a practical, research driven approach to each assignment, emphasizing accuracy, consistency, and defensible conclusions. His favorite part about the job is the team collaboration and the opportunity to creatively solve complex valuation problems.
Outside of the office, Parker enjoys playing sports, going to church, watching movies, and playing strategy board games.

Fun Info

If we held an office talent show, you'd wow everyone with your ___________________________ talent. Relating any situation to a scene from The Office

What is your favorite flavor of Doritos? Purple

What advice would you give a candidate who wants to join our team? It's a hard job but it's satisfying to do hard work with such a great team.

Marren Bonto
Executive Assistant

Philippines
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Marren Bonto
Executive Assistant

Marren Bonto, Executive Assistant

Marren is an experienced Executive Assistant with over six years of professional experience, primarily supporting executives in the real estate industry. She has worked closely with founders, brokers, and senior leaders, managing daily operations, streamlining workflows, and ensuring priorities are handled efficiently. Known for her attention to detail and proactive approach, she consistently anticipates needs and helps executives stay focused on high-impact responsibilities.

Based in the Philippines, she brings a strong understanding of U.S. real estate operations, including transaction coordination, document management, and calendar and inbox management. She thrives in fast-paced environments and acts as a reliable extension of the executives she supports. Adaptable, organized, and discreet, she is committed to creating efficiency and providing dependable, long-term support.

Fun Questions

If we held an office talent show, you'd wow everyone with your______________ talent: Singing

What is your favorite flavor of Doritos? Nacho Cheese

What advice would you give to a candidate who wants to join our team? Be very communicative, the team appreciates communication especially when things are moving around so much.

Wes Washburn

Georgia, USA
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Wes Washburn
Commercial Appraiser / Inspector

Wes Washburn, Commercial Appraiser / Inspector

Wes Washburn serves as a Residential Appraiser, Commercial Appraiser, and Inspector, bringing three years of experience across all three roles, including work on special assets assignments with an emphasis on inspections. Raised in a family of real estate professionals, Wes developed an early foundation in the appraisal and real estate field. He holds a degree from the University of North Georgia and earned a Bachelor’s degree from the University of Georgia in International Affairs and Spanish. He is currently a State Trainee and is testing toward the Certified Residential Appraiser designation.

At Keystone, Wes’s role spans residential and commercial appraisal assignments as well as inspection services. His background includes owning and operating a boat maintenance and sales company, founding and continuing to operate a gunsmithing business, and managing a dog kennel for eight years prior to joining the Keystone team. Wes is known for his fast, effective work ethic, his ability to move efficiently from project to project, and his reputation as a team focused professional who consistently supports colleagues and contributes to overall workflow efficiency.

Outside of the professional realm, Wes is based in the Milton, Georgia area and is married to his wife, Madison. He and Madison share their home with two dogs, Atlas and Homer, and a cat named Wylie. He is actively involved in his church, serving as a middle school Sunday school teacher, and volunteers as a 12U baseball coach. His personal interests include spending time with family, enjoying the outdoors, and maintaining a strong commitment to faith and community involvement.

Fun Info

If we held an office talent show, you'd wow everyone with your ___________________________ talent. Juggling flaming marshmallows (which are invisible) while reciting Shakespearean sonnets backwards (actually speaking utter nonsense)

What is your favorite flavor of Doritos? Sweet Chili

What advice would you give a candidate who wants to join our team? Rick should not be bothered when he is golfing, better be a life or death situation...

Zay Foye
Commercial Appraiser

Georgia, USA
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Zay Foye
Commercial Appraiser

Zay Foye, Commercial Appraiser

Xavier Foye brings to the team a strong analytical and communications-driven perspective; along with three years of appraising experience. He holds a Bachelor’s degree from Valdosta State University, with an academic background in Public Relations and Data Analytics. His professional approach is defined by a knack for sourcing information, identifying patterns in market data, and developing practical, well-supported valuation solutions.

At Keystone, Xavier’s role as a Commercial Appraiser focuses on market research, data analysis, and problem-solving across a range of commercial property types. He is known for his ability to dig deeply into complex assignments, synthesize large volumes of information, and deliver clear, defensible conclusions that support both clients and internal teams.

Outside of the professional realm, Xavier is a Georgia native based in Northwest Atlanta who enjoys sports, music, and art. These interests complement his analytical work by fostering creativity and perspective, contributing to his well-rounded, solution-oriented approach both in and out of the appraisal field.

Fun Info

If we held an office talent show, you'd wow everyone with your __________________Talent: My music and production skills.

What is your favorite flavor of Doritos? Sweet Chili.

What advice would you give a candidate who wants to join our team?
Just be authentic and driven for excellence.

OUR TEAM

Doug Kenny, MAI

Doug Kenny, MAICEO

Richard Kenny, MAI, MBA

Richard Kenny, MAIPresident

Matt Yoder

Matt YoderCFO

Mel Meyer, MA

Mel MeyerCOO

Sandi Flantzer

Sandi Flantzer, CGSenior Director

Brenda Lomonaco

Brenda Lomonaco Finance Director

Billy Adams, CG

Billy Adams, CG Appraisal Manager

Billy Adams, CG, Appraisal Manager

Amanda Wong

Amanda WongOffice Coordinator

Ivair Watte

Ivair WatteSenior Special Assets Appraiser

Parker Windatt

Parker WindattSpecial Assets Appraiser

Marren BontoExecutive Assistant

Marren BontoExecutive Assistant

Wes Washburn

Wes Washburn Commercial Appraiser / Inspector

Zay FoyeCommercial Appraiser

Zay FoyeCommercial Appraiser

Doug Kenny, MAI
CEO

Richard Kenny, MAI
President

Matt Yoder
CFO

Mel Meyer
COO

Sandi Flantzer, CG
Senior Director

Brenda Lomonaco
Finance Director

Billy Adams, CG
Appraisal Manager

Amanda Wong
Office Coordinator

Ivair Watte
Senior Special Assets Appraiser

Parker Windatt
Special Assets Appraiser

Marren Bonto
Executive Assistant

Marren Bonto
Executive Assistant

Wes Washburn
Commercial Appraiser / Inspector

Zay Foye
Commercial Appraiser

Zay Foye
Commercial Appraiser