About Us

Navigating the Red Tape of Real Estate Development

At DFM, we pride ourselves on our unparalleled ability to navigate the complex and time-consuming regulatory processes for Real Estate Development and AEC Industry Professionals. Our mission is to free you from the burdens of bureaucracy, allowing you to focus on what matters most – achieving successful project outcomes.

Why Choose DFM Development Services?

Expertise and Precision: Our team’s deep expertise and unique approach empower you to navigate complex compliance requirements faster and with utmost precision, avoiding costly mistakes along the way.

All-in-One Solutions: From expediting intricate building permits to ensuring seamless environmental compliance and precise dry utility design, we offer comprehensive all-in-one services, streamlining the regulatory and compliance processes for your convenience.

Client-Centric Focus: With your goals at the forefront, we deliver tailored solutions, saving you valuable time, money, and headaches while keeping your projects on track and on schedule.

Unparalleled Success: Join the ranks of satisfied clients who have experienced the power of our agile and proven solutions, enabling them to achieve unparalleled success in every project.

Step into the future of hassle-free development. Partner with DFM Development Services today.

Our Management

Meet Our Devoted Development Experts

David Muller


About David

David Muller is the principal and founder of DFM Development Services. While serving as the Design & Construction Manager for the $2 Billion National Harbor build-out, David saw an industry need for development support, especially compliance-related services. This prompted him to form DFM Development Services in 2005. His understanding and first-hand industry experience have helped shape the way we do business and has led to the company’s continued growth. David also owns a civil construction company, Muller, Inc. Originally from upstate New York, David attended Cornell University and now calls the Metro DC area home.

Melissa Diaz

Director of Permitting Services

About Melissa

Melissa Diaz, MBA, is our Director of Permitting Services. She possesses more than 15 years of experience in Office Administration in the Real Estate, Construction, and Engineering fields. Her strong administrative background is a huge asset and has equipped her with exceptional organizational and managerial skills. She has a reputation for delivering the best customer service to our clients and consistently receives referrals and repeat business from happy customers. Since joining DFM in 2012, Melissa has developed a reputation amongst our clients and the entire industry for a high level of integrity, quick turnaround times, and efficient results.

Jim Collins

Director of Environmental Compliance

About Jim

Jim Collins is an environmental scientist with more than 30 years of broad-based technical and program/project management experience in both industry and government sectors. He has worked on a variety of projects addressing important aspects of several environmental statutes and regulations throughout much of his career, with a focus on surface water quality issues, and environmental assessment, analysis, and compliance. Jim joined DFM in 2013 and continues to impress our clients with his environmental compliance knowledge and efficiency.

Mark Wells

Director of Bond Release

About Mark

Mark Wells is our Director of Bond Release.  He has over 20 years of Bond Release and Land Development experience in the DC Metro Region. He has worked on bond release projects with numerous jurisdictions and entities in Northern Virginia, Maryland and Washington, DC, including but not limited to Fairfax County, Loudoun County, Prince William County, VDOT, DC Water, DDOT and Montgomery County.  Mark’s knowledge of both the civil construction punch list details that come with the bond release process along with his knowledge of the bond release paperwork process is a valuable skill set that has greatly benefited our clients.



About Andrew

Andrew King is our Director of Dry Utility Coordination. Andrew has been instrumental in helping our Dry Utility Coordination Division grow by developing and implementing several new service offerings, including Subsurface Utility Designating, Utility Surveying, Test Pitting Plan Creation, and Field Stakeout for Test Pitting.

Before coming on board in 2020, Andrew honed his technical knowledge by leading projects for DC Dry Utility Provider, Washington Gas. Andrew has extensive experience developing designs for the relocation of existing natural gas pipelines and facilities.

Contact Us

DFM Development Services, LLC

Address: 1910 Association Drive, Reston, VA 20191

Phone: (703) 942-8700

Contact jobs@dfmdevelopment.com for job inquires

Contact proposals@dfmdevelopment.com for proposals

For general inquiries, please fill out the form.

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