Our Team - Block Companies

Our team’s vast experience spans many decades, backgrounds, and building specialties.

We look forward to assisting you with your next project!

About Block Companies

At Block Companies, we remember where we come from. The business was founded on 3 simple principles for our team that continue to be a part of who we are.

Professionalism, Professionalism, Professionalism
Be Firm but Fair
Always Have a Sense of Urgency

block company workers

Over the years, we’ve refined that message deeper into 5 core values that ensure we reflect our humble roots. Our Core Values include:

Teamwork: Build and maintain meaningful relationships inside and outside the company. Our employees, clients, and partners are all a part of the Block Companies team.
Perseverance: Never quit in the face of a challenge. If you get knocked down, get back up, get help, and find a way to create a win.
Control the Controllables: Spend no time or energy worrying about the things you cannot control; instead, spend that time and energy focused on that which you can control through preparation and decisive action.
Uncommon Work Ethic: Be willing to do what others won’t, and you’ll get results that others don’t.
Personal Responsibility: Never let someone do your job for you. Take pride in owning every aspect of your role.

Meet the Team

Our team of highly skilled and professional men and women brings decades of experience to Block Companies and the projects we build. We look forward to working with you on your next project! Contact us to learn more about our services.

Mark Ay

Mark Ay

Assistant Project Manager

Mark Ay has a breadth of experience in multi-family construction, beginning his career as an estimator and now serving in the role of Assistant Project Manager. Working as an estimator provided Mark with a true appreciation of the project management role. As an Assistant Project Manager at Block, Mark is adept at coordinating and communicating with subcontractors, working with city municipalities to acquire permits, and working with design teams. Mark is a true team player and easily prioritizes and accomplishes tasks needed to complete a successful project. In his free time, Mark enjoys practicing Tae Kwon Do, in which he has earned his 2nd degree blackbelt.

Andrew Clay

Andrew Clay

Estimator

As a licensed horticulturist Andrew’s background began in landscaping; however, after deciding construction is the path he wanted to pursue, he graduated from the University of Louisiana at Monroe as an "Outstanding Graduate in Construction Management" of the ULM School of Business in fall of 2018 with a bachelor’s degree in construction management. While attending school, he interned for Block learning the ropes. Andrew was later hired as a Field Project Administrator, moving up to his role as an Estimator. Currently, He resides in Houston, Texas.

Keely Paola

Keely Paola

Finance Manager

Keely, Block's Finance Manager, brings over three decades of invaluable expertise in Accounting, Human Resources, and Office Management to the company. A seasoned professional, Keely is a problem solver at heart, consistently delivering progressive solutions with a keen focus on accuracy and efficiency. Known for thriving in challenges, Keely excels in both project creation and improvement, demonstrating a commitment to elevating operational standards. In collaboration with the Controller, Keely ensures the precise recording and reporting of financial data and overseeing critical tasks such as payroll processing. As the architect behind the creation and implementation of new joint check protocols, Keely contributes to the company's increasing operational excellence. Dedicated to continuous improvement, Keely actively pursues new skills and knowledge to enhance the company's overall performance. Beyond the office, Keely finds fulfillment in being a mother of four children—three boys and a girl. Embracing the joys of family life, Keely spends a significant amount of time in baseball and softball parks, actively supporting her children's interests. In those rare moments of downtime, she indulges in the love of reading, exemplifying a well-rounded professional with a passion for both work and life outside the office.

Rocky Jett

Rocky Jett

Senior Project Manager

Rocky Jett has served as a Project Manager and Senior Project Manager for Block Companies, possessing more than 15 years of experience in the industry. He has directly contributed to the new development of over 2,000 units, or a total aggregate value of over $300 million in his career. Rocky brings a wealth of experience to multifamily construction. From pre-development designs all the way to successful property sales. Rocky has continued to help Block build client retention by developing and maintaining relationships with Owners, Consultants, field teams all the way to subcontractors that help bringing our projects to life. As a Senior Project Manager Rocky focuses on making sure the teams are moving forward by offering total support to his projects to ensure goals are met. Rocky stives to be a strong leader for his teams to ensure success by navigating daily requirements, as he is here to assist his teams to success. In his free time Rocky enjoys most outdoor activities, hunting, fishing, flying, traveling, nature and most of all FAMILY.

Jason Keller

Jason Keller

Managing Partner

Jason Keller is the Managing Partner for BLOCK Companies. Over the past 31 years, he has built a reputation of outstanding client service and an unwavering commitment to delivering beyond client expectations. As an award-winning construction industry veteran, he has valuable experience in every facet of multi-family, affordable housing and commercial construction. BLOCK clients benefit from his attentiveness, tenacity and his desire to get the job right every time. Jason builds success by treating people the way he wants to be treated. Whether it’s affordable housing for Katrina evacuees or revitalizing a senior living landmark in Houston, his dedication to a broad range of projects is unparalleled. As a General Contractor, Jason believes it is rare to be given an opportunity to provide economic empowerment and revitalize communities; by building affordable housing and advancing sustainable living. He feels privileged to be given a unique opportunity to build affordable housing. Jason has worked in construction since he was 15 years old. After graduating from college, he began his career in estimating, overseeing apartments, retail, office buildings, schools, rehabilitation, public works plants, prisons, hospitals, airport terminals, historical projects, demolition, warehouses, and athletic field projects, ranging in size from $50,000 to $100 million. Jason has held additional construction roles, including, Superintendent, Project Manager, Safety Director and Vice-President. Jason and his wife, Joan have five adult children and two dogs. He earned a Bachelor of Science in Construction Management, at the University of Louisiana at Monroe. Hunting and Fishing is where he finds his peace. Leading with a BLOCK adventurous spirit, Jason just recently jumped off the side of a mountain and glided downward to the base.

Lydia Knoerr

Lydia Knoerr

Houston Office Manager | Project Coordinator

Lydia Knoerr is the Houston Office Manager and Project Coordinator. Lydia has the primary responsibility of ensuring that the Houston office is running efficiently. She also is a dedicated contributor to building BLOCK success . She supports the field operational team by providing weekly budget updates. She is also responsible for contractual execution.

Stephen Keller

Stephen Keller

Senior Partner

Stephen Keller brings more than 39 years experience, including HUD, Section 8, tax credit, and conventional housing projects in the construction and management industries. He leads the Block Builders’ team in the multi-family building sector and in navigating the complexities of both conventional financing and affordable housing projects. In 1982, Stephen moved to Houston to manage N&J Constructors’ Houston office. The company focused on commercial and multi-family construction. It was there that Stephen first worked with Everett Jackson. In 1988, Stephen and Everett created Creekstone Companies, a fully integrated real estate investment group, offering real estate acquisition, development, construction and property management services. Creekstone has constructed more than $1.7 billion in commercial and residential properties in more than 15 states. In addition, Creekstone currently manages 1,795 multi-family units, one lifestyle center, and one power center. In 2008, he joined Block Builders with his brother, Jason, in order to leverage their project professionals and extensive relationships with subcontractors and vendors. With Block Builders, Stephen handles everything from development, estimating, management and client service. Stephen’s reputation of high-quality construction – be it a high-end luxury development or housing that provides a suitable living environment and expanded economic opportunities for low and moderate incomes – ensures his clients they will receive only the best for their project from start to finish. Stephen is a member of the Young Presidents Organization, the National Apartment Association, the International Conference of Shopping Centers and the Houston Association of Building Contractors. He is a member of the Louisiana State University Laboratory School Foundation and a past member of Southwest Bank of Texas’ advisory board. Stephen has a degree in building construction from the University of Louisiana at Monroe, a nationally recognized building construction program.

Will Keller

Will Keller

Project Manager

As a Project Manager, William Keller has specialized in overseeing complex projects from inception to completion, ensuring they are delivered on schedule and within budget.

William excels in bridging communication and collaboration between project owners, designers, on-site teams, and subcontractors. His adeptness at coordinating these diverse groups ensures that project timelines are adhered to while maintaining high standards of quality. One of his key responsibilities includes facilitating regular owner meetings, which play a crucial role in aligning project goals with client expectations, thereby enhancing client satisfaction throughout the construction process.

William's meticulous attention to financial details is evident in his management of monthly draw schedules and billing information, ensuring that all payments are processed on time, which keeps the financial aspects of projects well-managed and transparent. His ability to work closely with on-site superintendents to schedule subcontractor workflows has been pivotal in optimizing resource allocation and maintaining project momentum.

His expertise extends to the contractual aspects of project management. William is proficient in drafting, reviewing, and negotiating contracts and change orders with subcontractors, safeguarding the interests of all parties involved. His proactive approach to reviewing and facilitating RFIs between the design team and subcontractors helps in preempting and resolving potential discrepancies in contract documents early in the project lifecycle.

Sean Knight

Sean Knight

Project Manager

Sean S. Knight is a Senior Project Manager with a 26-year track record of delivering successful projects from inception to completion. With a strong analytical mindset and problem-solving skills, Sean has managed projects including large commercial and multi-family developments, with a focus on quality control, safety, and compliance. He is well-versed in contractual negotiation, project estimating, building codes, and regulations, and has expertise in team building, leadership, construction planning, and scheduling. As a results-driven and self-motivated professional, Sean excels in working independently as well as being a collaborative team player with exceptional interpersonal skills. He is enthusiastic about knowledge and able to assimilate to challenges quickly, producing creative solutions. With a strong background in logistics, procurement, and team management, Sean is committed to assessing and fulfilling project and management needs. He is an efficient communicator, able to understand and convey complex project information between all parties, and develops rapport with owners, customers, agents, suppliers, and subcontractors. With a bachelor’s degree in business administration from Mississippi State University and licenses as a residential and commercial general contractor, Sean brings a wealth of knowledge and expertise to his projects. As a returning employee, Sean is excited to contribute to Block’s continued growth and success.

Kenneth Lail

Kenneth Lail

Construction Executive

Kenneth Lail is a Construction Executive. Kenneth builds BLOCK success by being a leader on the jobsite, assisting the field team to complete jobs on time and within budget. He works with Supers and Project Managers to make sure projects run as smoothly as possible. Kenneth enjoys being a valuable team member of many projects. Being a part of many projects at one time. Each time he is thrilled to watch the transformation of an idea. Kenneth believes affordable housing is very important as everyone deserves to live in a nice place. He says it is heartwarming to see the reaction on the faces of residents. Kenneth and his wife, Heather have six children. Two of their children work for BLOCK.

Claudia Londono

Claudia Londono

Director of Human Resources

Claudia is a seasoned professional with 28+ years of operations administration and human resources management experience in diverse sectors. Recognized for demonstrating a natural aptitude for employee relations, as well as client support and strategic planning. Professional focal points include HR operations, financial management, global team leadership, mobility and logistics, performance improvement, stakeholder management, procedure optimization, and critical thinking. Delivering superior administration on the latter areas of expertise requires utilization of effective communication and prioritization skills, as well as issue resolution, program management, decision making, and resource management to support efficiency and maximum returns.

John Lehmberg

John Lehmberg

Estimator

John Lehmberg, originally from Houston, Texas, is a graduate of the University of Kansas. John has over 7 years of experience in the construction industry, beginning his career in industrial construction and then transitioning into commercial construction. John has experience reviewing RFIs and contracts per plans and specifications. He is well versed in Procore and Bluebeam. During his career, he has assisted with budgeting, bidding, scheduling, and all other aspects related to project management. Prior to joining Block, John was involved in Office & Interior Buildouts, Healthcare, Government, and Education projects. Outside of work, John enjoys exploring Houston’s diverse restaurant options, spending time with his family, and walks along the bayou with his dog, Addy.

Hien Ngo

Hien Ngo

Estimator

Hien Ngo is an Estimator. He builds BLOCK success by reviewing architectural plans and writing the specific scope of work by trade. Hien is also responsible for establishing and maintaining relationships, including getting quotes from suppliers and contractors; and determining the total cost of a specific scope of work for the BLOCK project. He enjoys problem solving and encouraging subcontractors to become solution focused. While he was in college, he renovated a house and interned for a construction company. Hien earned his Bachelor of Science in Construction Management from University of Louisiana Monroe and Civil Engineer degree from Ho Chi Minh City University of Technology, Viet Nam. Hien and his wife, Mia Pham have one dog, Churro. They enjoy taking him to walk at the park after work. Leading with a BLOCK, “life-long learning” spirit, Hien is currently studying in the Master of Construction Management program at the University of Houston.

Rhonda Matherne

Rhonda Matherne

Senior Project Coordinator

Rhonda Matherne is the Senior Project Coordinator. Rhonda provides the highest level of service to BLOCK. She builds success with her execution of full project management coordination for the construction team to ensure the smooth running of the construction administration, including contracts, subcontracts, purchase orders, change orders and payment applications. Her work ethic, uncompromising perfectionism and can-do attitude are winning attributes. Rhonda believes that affordable housing offers all the basic amenities and facilities with quality, lasting construction, but at a price point that is affordable by aspiring customers. Rhonda has one son, a daughter-in-law and one grandchild. Leading with the BLOCK focus on family, Rhonda enjoys working in the yard and spending time with her family.

Hillary Percle

Hillary Percle

Project Manager

Hillary Percle is a Project Manager at Block. She is responsible for scheduling, budgeting, and coordinating projects with subcontractors. Hillary chose construction as a career because it is an essential industry, and she loves that no two days are alike. Her team members are more than just employees, at Block, she feels like she works with family. Hillary encourages other women to seek out opportunities in construction, offering that construction is more than being on a jobsite with boots on the ground (but that is a lot of fun!) – there are other nontraditional construction roles available. When she is not on a jobsite, Hillary enjoys spending time with her family and friends, and being outdoors as much as possible.

Adam Town

Adam Town

Director of Pre-Construction Services

Adam Town is the Director of Pre-Construction Services. He coordinates every aspect of estimating, including budgeting and proposal development for all multi-family projects. Adam enjoys working with the dedicated estimators and building BLOCK success. He identifies his key professional strengths as team development, organizational and communication skills. Adam acknowledges that it is widely known that the country has a shortage of affordable housing. He says it is a great feeling to try and help fill a void for people in need. Adam was most proud to manage the preconstruction process with the construction team at McCormack Baron Salazar, recently, on the largest project to date for BLOCK Companies. Adam grew up in construction working with his grandfather, the renowned Louisiana architect A. Hays Town, and his father A. Hayes Town, Jr. He owned and operated his own high-end custom residential home building business before joining Block. In previous roles with Block, Adam was a Senior Estimator, developing subcontractor and vendor relationships, as he identifies as one of the keys to success. Adam earned a Bachelor of Science degree from Louisiana State University. He and his wife, Molly have three adult children and one black Labrador, Lily. Leading with the BLOCK tradition of “letting the good times roll”, Adam recently attempted to make Boudin. He said it wasn’t great, but he will try again soon.

Nick Knobloch

Nick Knobloch

Assistant Project Manager

Nick Knobloch began his career with Block as an intern while still attending school at Louisiana State University. After acquiring a degree in Construction Management, Nick joined Block Companies full time shortly after as a Field Engineer in 2022. Using what he learned in school, internship, and time spent as a field engineer, he was able to accelerate and pick up what it takes to run and job and what is expected. Nick has worked on several jobs including Morningside at Juban, The Reserve at Juban, The Reserve at Howell Place, and The Reserve at Joor picking up valuable knowledge along the way. He was then recently promoted to Assistant Project Manager furthering his knowledge in the industry. During Nick’s time off, he enjoys spending time with family and friends, being outdoors, and cheering on the LSU Tigers.

John McCoy

John McCoy

Assistant Project Manager

Jonathan (John) McCoy joined Block Companies in 2021 after earning his degree in Construction Management from LSU. Starting as a Field Engineer on the ambitious Oleanders project in Galveston, John's unwavering dedication, exceptional work ethic, and keen eye for detail quickly set him apart. His contributions were pivotal to the project's success, showcasing his ability to manage complex tasks and collaborate effectively with the team. Recognizing his outstanding performance and commitment, John was promoted to Assistant Project Manager in 2024, taking on a key role in the Lafayette Town Center project. His promotion reflects his relentless pursuit of excellence and his ability to lead and inspire others. John resides in Houston, Texas, with his wife and two dogs, where he continues to bring his passion and expertise to every project he undertakes.

Lea Migliacio

Lea Migliacio

Controller

Lea “Lee” Migliacio is BLOCK Companies' Controller. Lee brings an impressive background in financial management, with extensive experience in financial strategy and process improvement. She has a proven track record of streamlining financial processes and implementing systems to enhance efficiency and accuracy. Her leadership and expertise are instrumental in strengthening our financial operations and supporting the success of our organization. As Controller, Lee focuses on managing financial reporting, documenting financial processes, and identifying systems that best fit our company’s needs.

Lori Powell

Lori Powell

Assistant Project Manager

Lori Powell builds Block Success as a highly adaptable project management professional who provides expertise in cost, change and document management, both in major retrofits and new construction projects. Her multi-sector experience and ‘never quit in the face of a challenge’ attitude ensures she finds a way to create a win. When Lori is not working, she enjoys her family, friends, and traveling to jobsites and around Texas in her red Nisson Versa named Marleen.

PJ Simpson

PJ Simpson

Partner

P.J. Simpson is a Partner at BLOCK Companies. PJ has the distinction of being the first employee of BLOCK. He has been a key contributor to the BLOCK success. He oversees all aspects field operations, safety, project budgets, and quality control. He enjoys leading and inspiring the construction team in their career development. With a solid expertise in multi-family construction, PJ has the detailed perspective needed to manage complex projects, while maintaining quality controls and budgets. PJ builds success daily with how he communicates with all stakeholders, employees, peers, owner reps, architects and subcontractors. As Vice-President of Operations, he expertly navigates situations and relationships that result in a positive BLOCK operational culture. PJ has served as Lead Estimator, Project Manager, Safety Director, and Operations Manager. His keen attention to detail, tenacity and client relations are unsurpassed. His experience in construction includes, multi-family, commercial, municipal, highway, bridge and industrial. PJ and his wife, Jenn have two young children. He earned a Bachelor of Science degree in Construction Management from Louisiana State University. Leading with a BLOCK family spirit, PJ and his wife enjoy watching their children grow and experience new things in their young lives, including first smiles, learning to ride a bike, learning to bowl and how to catch a fish. These wonders of parenting have been his best experiences.

Mercy Ufot

Mercy Ufot

Senior Compliance Administrator

Mercy Ufot is a dedicated and detail-oriented Senior Compliance Administrator, who brings 13 years of experience in ensuring regulatory adherence and operational integrity. She specializes in developing and maintaining a robust compliance framework that upholds industry standards while facilitating efficient business processes. With a proven track record in compliance, Mercy excels in internal auditing, training and education, risk management, and documentation and reporting. Mercy leads a team in successfully achieving project goals resulting in improved operational efficiency and elevated industry standing. Her adherence to compliance goes beyond mere checkbox activities, as she builds a culture of integrity, transparency, and ethical conduct. She is committed to driving compliance excellence while fostering a collaborative environment that values compliance as a shared responsibility. As a Senior Compliance Administrator, Mercy is dedicated to upholding the highest standards of compliance and contributing to the long-term success of organizations by ensuring ethical practices and regulatory alignment.

Kayla Scott

Kayla Scott

Accounts Payable Administrator

Coming Soon!

Amy Trepagnier

Amy Trepagnier

Senior Project Coordinator

Amy possesses over fifteen years of experience in the construction industry and has managed multiple construction projects, ensuring quality, budget, and schedule adherence.

As Senior Project Coordinator, Amy ensures that project deliverables are completed on time and within budget, and works alongside project managers to provide support, and monitor the progress of projects.

She leverages her Procore Certifications in Project Management, Core Tools, and Construction Financials to optimize project performance and stakeholder satisfaction. She is passionate about delivering excellence and innovation in every project she undertakes.

Brailie Cormier

Brailie Cormier

Assistant Project Coordinator

Coming Soon!

Cody McKernan

Cody McKernan

Senior Project Manager

Coming Soon!

Olivia Cepriano

Olivia Cepriano

Assistant Project Coordinator

Coming Soon!

Paul Lukinovich

Paul Lukinovich

Assistant Project Manager

Coming Soon!

Tara Rayburn

Tara Rayburn

Accounts Payable Administrator

Coming Soon!

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