Meet the team

Alexa Stone, President, LEED AP O+M, Sustainable Facility Professional™, ENV SP

Alexa Stone founded ecoPreserve, LLC in 2009. As the company’s President and through her ongoing community service, she has championed and enabled building efficiency, materials management, human factors, and team engagement.

In ecoPreserve’s first decade, Alexa developed an organization of experienced and credentialed environmental services professionals. That team has consistently brought sustainability and resiliency to client operations and facilities.

Leading regional and national organizations trust ecoPreserve to bring about long-term cultural change through data-driven planning, policy development, and implementation. The company’s client list includes Balfour Beatty, Bright House Networks, the Dallas Fort Worth Airport Board of Directors, Florida Hospital, the Greater Orlando Aviation Authority, Hensel Phelps, Highwood Properties, Jacobs Engineering, Orange County (Florida), Orlando Health, PCL Construction, the PGA, Schenkel Schulz Architecture, and the University of Central Florida.

Always looking ahead, Alexa advocates for Smart Cities initiatives locally and globally. She is an internationally-recognized speaker and educator, sharing her knowledge and commitment to energy-efficient construction and human factors engineering at national and international conferences.

Within the dynamic community of Orlando, Alexa participates in varied civic initiatives. She is a founding member of the Central Florida Energy Efficiency Alliance. Among her governance work, she has chaired the Green Committee for the Building Owners and Managers Association (BOMA) and served on the boards of the US Green Building Council (USGBC) and the International Facilities Management Association (IFMA).

Today, Alexa serves on the Board of Directors for the Florida Green Chamber and judges for the Orange County Public Schools Green Schools Recognition Program. The 501(c)3 non-profit organization she founded, Green Destination.Org, recently expanded its mission to inform, equip, and inspire people worldwide to make their homes, schools, and workplaces green destinations.

Mital Hall, Program Manager, PMP, LEED AP O+M

Mital manages all sustainability projects for new and existing buildings. She plans and guides Smart Cities initiatives. Her skillset is the result of more than 15 years of sustainable development experience that includes work with universities, local/state/federal governments, and businesses. Her strategic planning expertise serves the planning, implementation, and operation of building design that is high-efficiency and low-impact. She synthesizes project management disciplines with a commitment to multifaceted, stakeholder-intensive sustainability. This has led to success at some of the largest organizations in Florida, including a current client, the Greater Orlando Aviation Authority.

Mital brings cost-effective and sustainable solutions to each project, for every client. She champions continued process improvement, develops sustainability policies, and initiates green team activities and reporting. Among her management responsibilities, she oversees third-party green building certifications, verifies ISO compliance, and administers energy efficiency programs.

The company environment that she has helped create embodies social responsibility through tactical and strategic decisions. Her leadership style pairs solutions-based strategies with team-oriented participation.

Mital received a B.A. in World Religions from Emory University and a Masters in Interdisciplinary Ecology at the University of Florida. She is a published author.

Mital’s service activities include Board Member and 2017 Vice President of the USGBC Central Florida Region, leadership committee for the Indian American Chamber of Commerce of Central Florida, where she led the Smart and Sustainable Cities Collaborative of the City of Orlando and India. She also participated in the sponsorship/events committee for the Association of Energy Service Professionals Southeast Chapter. She serves on the Airports Council International – Sustainability Working Group, on the Project Management Institute, and is a judge for the Orange County Public Schools Green School Recognition Program.

Alberto Brioso, Project Manager, Certified Industrial Hygienist, Environmental Health & Safety Specialist, LEED AP BD+C, MSC

alberto briosoWith over 19 years in the environmental safety and health profession, Alberto Brioso bears a deep understanding of the synergy between sustainability and health. He has worked in both the public and private sectors during his career and has extensive experience in safety and health consulting. Alberto has also performed hundreds of indoor air quality (IEQ) assessments including IEQ commissioning for LEED projects.

Alberto earned a Bachelor’s of Science in Biology and a Master’s of Science in Industrial Engineering with a specialization in Human Engineering at University of Central Florida(university). He is a Licensed Mold Inspector with the State of Florida and a Certified Industrial Hygienist with broad experience in workplace hazard and exposure assessments for industries of all types.

Jessica Wright, Project Manager, LEED Green Associate, Florida Water AP


Jessica’s management style motivates large-scale project teams with humor, passion, and engagement.  She draws upon substantial problem-solving and change management skills in projects, operations, and infrastructure assets. Her tireless hands-on immersion assures success in even the most challenging healthcare, food services, higher education, and local government projects.

Jessica’s expertise in Zero Waste, sustainable purchasing, and waste minimization have earned her the lead of ecoPreserve’s Resource Lifecycle service area. Her specialized material composition evaluations have resulted in increased diversion rates, cost savings, and improved employee engagement. She brings an authentic commitment to corporate responsibility, community education, and human empowerment.

A graduate of the University of Central Florida, Jessica holds an additional degree in Sustainability from the University of Phoenix and has been awarded LEED Green Associate Designation from the US Green Building Council (USGBC). She is a member of Sustainable Florida, Beyond 34, USGBC, Keep Orlando Beautiful, and Central Florida Engineers. Her volunteer activities include work with USGBC CAP, Orange County Schools, Keep Seminole Beautiful, Center for Green Schools, and Sierra Central Florida.

Jeff Benavides, QA/QC Manager, LEED AP O+M, GGP

image020Jeff is a proven energy and sustainability professional with project management and strategic consulting experience in over 25 unique corporations, organizations and task forces. Entering sustainability in 2007, Jeff has been an internal catalyst to launch award winning and industry leading programs with Wyndham Worldwide (WyndhamGreen) across 215 locations nationwide, the City of Orlando’s Program (GreenWorks) and the non-profit community organization Solar & Energy Loan Fund (SELF). As a management consultant with ecoPreserve Building Sustainability, Jeff manages various green building certification projects and organization-wide programs including achieving LEED Existing Building Certification for the 2nd largest convention center in the world. Jeff has helped launch statewide sustainability efforts as co-founder of Green Destination Orlando, co-Founder of the Central Florida Energy Efficiency Alliance and board member of the U.S. Green Building Council Central Florida. He is a published sustainability author/columnist and a graduate of University of Central Florida and the International Society of Sustainability Professionals Certificate Program.

Michael Kuk, Commissioning and Energy Management Services Provider, LEED AP-BD&C, CxA, CPMP, OPMP, BEAP

Michael Kuk brings his clients 25 years’ experience providing building system optimization services. He has commissioned over 100 new and existing buildings, performing energy efficiency studies on hundreds more. His more than 90 LEED projects have ranged from Certified to Platinum. Beyond commissioning, he provides cost-reducing energy management services that include auditing, rate analysis, Energy Star® Benchmarking, and specialized HVAC analysis.

After graduating from the Milwaukee School of Engineering (BS MET), Michael provided energy optimization services to commercial and industrial services for Exelon Corporation, then led Commissioning and Energy Efficiency teams as Technical Director at a Chicago based energy services consulting firm. He also taught a Building Operator Certification (BOC) program that provided energy management, conservation, and building optimization skills to building facility managers and engineers.

Rains Vickery, Sustainability Specialist, LEED AP BD+C

Rains Vickery assists in LEED BD+C and LEED O+M project documentation, development, and submittal. A graduate of the University of Florida (UF), Rains studied Sustainability and the Built Environment. She also attained certification from the Florida Department of Environmental Protection as a Florida Stormwater, Erosion, and Sedimentation Control Inspector.

Beginning her sustainability practices at UF, Rains conducted the measurements and verification necessary for attaining a LEED v4 EBOM certification of the UF Lacrosse Building. Now on the ecoPreserve team, she works alongside seasoned professionals who describe her as a fast learner in the ways she has adapted to the demands of the sustainability industry.

In 2017, Rains was elected as Chairperson of the Florida Green Chamber of Commerce with a mission to empower Florida businesses to grow through achievement of the triple bottom line: economic, environmental and social sustainability.

Looking ahead, Rains plans continued dedication to the built environment as she seeks a Master’s Degree in Sustainable Development.

Sarah Hamoui, Sustainability Specialist, LEED AP BD+C, ENV SP

Sarah Hamoui opened ecoPreserve’s Atlanta office. She continues project work there and in Orlando, focusing on Indoor Environmental Quality (IEQ) improvements and working alongside Orlando project managers in assisting GOAA’s achievement of LEED certification.

A graduate of the University of Central Florida, Sarah earned a Bachelor in Science degree in Environmental Studies with a minor in Public Administration. In earlier ecoPreserve assignments she assisted with research and development, complex spreadsheets, and technical reviews. She received the LEED Green Associate and ENV SP credentials.

Sarah’s meticulous attention to detail and sophisticated sense of humor are evident in every project she works on in Orlando and Atlanta. Also, her sincere commitment to the environment has been seen in the volunteer work she did at Tosohatchee Wildlife Management Area,  assisting with land surveys and the removal of invasive species.

Gary Shlifer, Project Manager, LEED AP BD+C, O+M, HOMES

Gary_Shlifer_newGary Shlifer comes to ecoPreserve with more than 20 years of experience in sustainability efforts and is an accomplished expert in High-Performance Green Building.

In part, it was his first career as an underwater cinematographer and director that led him to become a Performance Green Building Professional, having borne witness to the widespread decimation of marine ecosystems. He began his consulting career in the 1990’s as a core member of Florida’s first sustainable intentional community and then as a sales representative for Florida’s largest sustainable materials and products company.

Gary opened his own practice in 2006 and began work on the first LEED for Homes residence in Florida, which achieved LEED for Homes Silver Certification and Florida Green Building Coalition Green Homes Gold Certification. Since then, Gary has worked on a wide range of projects pursuing LEED and other performance green certifications. His portfolio includes work on federal, municipal, K-12, higher education, commercial, multifamily, residential, mixed-use, new and existing building projects.

Jennifer Webb, Project Manager, AIA, LEED AP BD+C

Jennifer_Webb_newJennifer Webb has nearly 20 years of experience as a senior level architect and as a project manager for educational, healthcare, scientific, and commercial projects with complex programming requirements. Her experience reaches through every project phase including the planning and design, construction, and close-out. Jennifer has managed large and multi-disciplined teams and acted as an owner’s representative for many large public and private programs. Jennifer is a published writer for trade journals and has developed organization policies and procedures and facility design standards. She is a registered architect in both of the states of Virginia and Florida and is also a LEED AP. Currently, she is working on completing her Project Management Professional (PMP) designation.

Robert Carter, Accounting Manager

robert carterRobert Carter is a professional data analyst with 5 years of experience especially focused on performance measurement for building sustainability, including waste, energy, water and sustainable purchasing.

Robert spent 20 years as the Accounting and Data Processing Manager at Genuine Parts Company, 5 years as a Data Analyst and Assistant Systems Logistics Manager at Home Depot Supply, and 2 years with SAP as a data analyst.

George Pond, MA, Ed., Marketing Manager

George Pond brings over 20 years experience in technical writing, internet development, and social media marketing to ecoPreserve. In 17 years at Walt Disney World Co., he wrote program documentation and provided data architecture services. Also, as Business Solutions Analyst at Magic Kingdom Park, George initiated technology projects for over 300 managers and executives. He led FoxPro programming classes and taught Traditions I at Disney University.

An experienced training developer, George wrote training programs for the U.S. Army, Computer Sciences Corporation, Sandy Corporation, and Fortune 500 clients nationwide. He is the author of A Job-Seeker’s Handbook for Social Media and the online course which accompanies it.

Oscar Vargas, MM, SBA, Business Manager

Oscar is a business professional with over 10 years of experience in strategic partnerships, marketing campaigns, process optimization and business development. His mission and passion are helping people and nature prosper together.

Prior to ecoPreserve, Oscar contributed to the travel and hospitality segment architecting and leading business transformations and projects across North America for some of the most recognizable brands in the industry. He has extensive experience with B2B partnership development, leadership and coaching, project management, and business analytics.

Oscar holds a Master of Marketing from University of New South Wales in Australia and a Bachelor’s Degree in Economics and Business Administration from Rollins College. He is fluent in Spanish and conversationally fluent in Portuguese.

Jahn Dussich, Business Development Manager

Jahn Dussich brings deep and varied experience and training to his role as ecoPreserve’s Business Development Manager. An Air Force veteran, he partnered in founding and developing an environmental products design and manufacturing company, now in its 17th year, with continuing work in five countries on two continents.

In 2008, Jahn joined a prime contractor at NASA’s Kennedy Space Center as Engineer/Scientist. Promoted to Projects Manager, he planned and managed numerous environmental and energy technology projects. These focused on energy efficiency and renewable energy along with remediation efforts, assessments, and validation for NASA and its partners in Germany, Spain, Norway, and Sweden. In the concurrent role of Business Development Manager, he participated in bringing several new business opportunities to the Capture Team.

More recently, as NASA Contract Program Manager, Jahn managed the Agency-wide Energy and Water Management Contract and directed Agency reprioritization of space exploration.

Jahn is a graduate of the University of Central Florida, with a degree in Interdisciplinary Studies and a minor in Environmental Studies. He also holds degrees in Mechanical and Electrical Engineering Technology and Computer Engineering Technology.