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From civil engineers to disaster management experts to ISA-certified arborists, the SDR team offers proven expertise to help you get the job done on time and on budget. On each project, you can expect seamless communication, a steadfast adherence to safety and professionalism rarely seen in the industry.

Al McClaran


Mr. McClaran is responsible for the day-to-day operations of SDR. He is thoroughly knowledgeable of all aspects of FEMA criteria for debris recovery operations and has completed numerous courses with FEMA’s Emergency Management Institute Independent Study Program. Mr. McClaran works closely with Emergency Management and other government agencies both before and after disaster events. Prior to an event he helps with readiness planning and preparation. This includes working on debris management plans and training government personnel in debris recovery operations. After disaster strikes he coordinates all aspects of the recovery and the documentation process to assure that the applicant receives the funding to which it is entitled. He has overseen debris removal projects following hurricane, tornado, and winter storm disasters.

Mark Ells


Mr. Ells has been a business owner for over twenty years and is the owner of Upstate South Carolina’s largest landscaper supply business. In addition to his landscaper supply stores, he operates grinding and mulching yards and does offsite grinding of land tracts. His grinding equipment was employed on contracts following Hurricane Katrina and winter storms. Furthermore, Mr. Ells was awarded the debris removal contract for Meridian, MS after Hurricane Katrina. In the event of a disaster, Mr. Ells will coordinate sub-contractor mobilization and scheduling. His knowledge and business management skills make him an invaluable part of the SDR management team.

Chip Patterson


Robert “Chip” Patterson has over 30 years of experience in disaster management. Chip’s career includes service as Chief of Operations in State Emergency Operations Centers in two states; organizing and leading disaster resources to support some of the largest natural disasters in the nation during the 90’s. Chip also served as a city/county EM Director for over 10 years where he was responsible for leading disaster operations and administering a number of grant programs including FEMA’s Public Assistance Grant Program. He has been leading disaster debris removal operations for the past 15 years and is responsible for SDR’s disaster response and recovery operations.

Alvie McClaran


Alvie joined the SDR team as Vice President of the Civil Division in June of 2021. He brings over ten years of experience in civil engineering and design and project management in both commercial and government projects. His project experience has included permitting and communication with federal, state, and local governments. Alive is a graduate of Clemson University with a degree in Civil Engineering as well as a licensed Professional Engineer.

Jordan McClaran


Jordan is a key member of the SDR leadership team and critical to our service delivery and commitment to our clients. Jordan has a Bachelors and Masters in Accounting and is a Certified Public Accountant. His early career included auditing and review of public and private companies across a spectrum of industries. This work included review and recommended update to internal control processes to mitigate identified risks. At SDR, he applies his education and experience to ensure our disaster project documentation serves our Clients' needs of maximizing eligible reimbursement following major or catastrophic disaster.

Chris Johnson


Chris is a Senior Project Manager for SDR who has a rich history in local government service that he applies to the benefit of our Clients. Chris' early career was in local law enforcement and he served as a County Director of Environmental Services and Compliance. Prior to joining SDR, he served as a Multi-site manager for a national solid waste company. He is a certified landfill operator and holds a number of safety and environmental certificates.

Randy Thompson


Randy is SDR's Director of Government Services. He is a retired County Emergency Services Director having served 32 years in continuous progressive roles; starting as a Public Safety Officer, Fire Lieutenant, Deputy Emergency Management Director and Emergency Services Director. Randy has been working in disaster recovery/debris management since 2010 and brings a rich experience to SDR's Clients. He is invaluable in helping our Clients steer through the complexity of major and catastrophic disaster.

Sonny Sims


Sonny is an experienced Senior Project Manager who has over 30 years experience in disaster debris removal. He is a ISA certified Arborist and he has managed or supervised crews on over 90 disaster debris removal projects. Sonny's experience is apparent to our clients from the first hours he is on a disaster project. He has the experience and skill to organize and lead the disaster debris removal project to fulfill our clients' goals following major and catastrophic disaster. He is adept at helping bring order out of the chaos of a post disaster environment.

Demetris Pressley


Demetris is SDR's Client Services Director and has over 20 years of experience in local government Environmental Compliance and Engineering. Demetris served as a municipal Public Works Director and Deputy Public Services Director. His managerial and technical experience in these roles serve our Clients well as they're preparing for and responding to major and catastrophic disaster. Demetris has the experience and empathy to help public works leaders through some of the most complex issues in disaster management.

Beibei Staton


Bei is a critical component of our Client Services team. She guides SDR's process for formally responding to a request for proposals or invitation to bid. Bei has been working at SDR for 10 years and uses this experience to align SDR's documented capabilities and expertise with our Clients' needs.

Teresa Smith


Teresa is SDR's office manager which means she fulfills many critical tasks within the company. She is key toward ensuring the quality of data produced by disaster debris removal operations is accurate and complete to support FEMA reimbursement for our clients as well as properly paying crews that performed the work. She is an important part of delivering on SDR's quality commitments to our clients and partners in disaster debris removal.

George Massengill


George works in SDR's Client Services following a career and special relationship with the nation's largest civil and disaster contractor. George helps our clients see possibilities in major and catastrophic disaster readiness and response. His experience strengthens SDR's service delivery to benefit our clients across the nation.

Tim Berkhimer, P.E.


Tim works in SDR's Client Services. He has a degree in Civil Engineering from the Virginia Military Institute and is a Professional Engineer (P.E.) in the State of Virginia. Tim has a long history in working in Public Works and Disaster Debris removal. His pioneering work in the mid-'90's on disaster debris removal planning contributed to the professional service delivery for communities in post disaster operations that exist today. Tim's career included work in municipal Public Works as well as Virginia Department of Transportation. He applies these work experiences to help communities better prepare for major and catastrophic disaster.

Roger Dale, CEM


Roger works in SDR's Operations as a Project Manager. He is a Certified Emergency Manager and comes to SDR following a storied career in County government. Roger is skilled at ensuring the day to day disaster operations aligns with the Community's needs in disaster recovery. He's been doing that for over 30 years in emergency services/public safety. Upon retirement from local government service, Roger was awarded the Order of the Long Leaf Pine by the Governor of NC; this is "for persons who have made significant contributions to the state and their communities through their exemplary service and exceptional accomplishments." This aptly describes Roger's work for SDR to support our Clients in major and catastrophic disaster recovery.

Ron Campbell, CEM


Ron works in SDR Operations as a Project Manager. He is a Certified Emergency Manager with more than 30 years of professional disaster management experience at the local and state government. He is a graduate of the UNC Gillings School of Public Health Disaster Management Certificate Program, EMI Executive Leadership Program and is a Master Exercise Practitioner (MEP). He is a NIMS/ICS certified instructor and a NC Licensed General Contractor. Ron has been on the forefront of disaster management readiness and response for decades and applies this experience for our Clients' benefit in major and catastrophic disaster.

William Dodd


William is SDR's staff accountant and is a key component of the SDR team. William's varied experience is applied to ensuring accounts payable and accounts receivable are accurate and reflect the work or obligations accomplished. His work supports our Clients' interests through the accuracy of data and payments to vendors, suppliers and subcontractors.

Katy Grace


Katy works in SDR's Operations Section in both Project Management and Client Services. Katy has tremendous disaster experience on both the debris monitoring and debris removal components of debris management. She has worked hurricane recovery in the Gulf Coast, ice storms in the South, floods in Indiana, and wildfires in California. Her previous customer service experience brings a community focused approach to her disaster readiness and disaster response/recovery work.