Meet Our Team

Our team exemplifies a culture of high-performance and best-in-the-industry solutions.
Vice President
Andrew Schuurs

Andrew currently manages all active development and construction projects for Russell Square consisting of more than 2,300 units with total development costs above $800 million. He has brought years of experience from multiple industry perspectives creating a cohesive relationship between investment, development and construction.

Andrew has previous experience as a Project Manager for Sapphire Construction in Los Angeles where he managed ground-up multifamily projects in addition to complex projects for LAUSD and Metrolink. Andrew gained valuable Project Management experience with Fulcrum, a national firm that assists investors, developers and lending institutions in the multifamily asset class.

Andrew earned a Private Equity Certificate from University of Pennsylvania. He received his B.A. in Economics from San Diego State University and a Masters in Real Estate from Georgetown University.

Malarie Isas

Malarie is the longest-tenured employee at RSC. In addition to assisting the development team, she also works with insurance companies, lenders, municipalities and all employees to make sure the company continues to run smoothly. Her previous employment includes Wells Fargo where she learned the value of being meticulous when it comes to organization and logistics.

Director of Business Development
Courtney Blair

With over two decades of experience, Courtney leads Russell Square’s web development, digital marketing, and business development operations, orchestrating cohesive strategies for brand visibility and revenue expansion.

Courtney’s role extends to identifying new business opportunities, nurturing employee leadership, and building strong relationships, both internally and externally. Beyond her professional prowess, she cherishes time with her five children, serves as President on a local non-profit board, and actively engages in community initiatives.

Enrique Isas

Before dedicating himself to the construction industry, Enrique served as the general manager of a structural pest control firm for 23 years. In this capacity, he oversaw day-to-day operations, fostered relationships with existing clients, and spearheaded efforts to secure new accounts. His leadership was instrumental in the company’s development and expansion across various markets throughout the states, with a specialization in the burgeoning multifamily housing sector.

During his tenure at the firm, Enrique’s expertise facilitated the qualification of the firm in over 10 states, ensuring strict adherence to each state’s rules and regulations. Outside of work, Enrique enjoys indulging in hobbies such as off-roading and golf.

Director of Human Resources
Stephanie Sanchez
Stephanie is an HR Professional with over 10 years of experience in the industry. She began her career in Human Resources as an HR Assistant and worked her way up to being an HR Generalist and eventually an HR Manager. Her experience includes working for major corporations like Amazon, Monster Energy, and Planet Fitness, learning every specialty of HR department operations. Her specialties include designing, managing, recruitment, employee recognition, compensation, benefits, and performance management. Stephanie has used her strong human resources background and experience in various positions within private and publicly traded sectors, to affect positive changes within each organization she has worked for. She views Human Resources as the ability to build strong relationships between management and every employee that help sustain and grow the company, recognizing the contributions that each individual brings that lead the company to have further success. Stephanie holds a B.S in Psychology from Southern New Hampshire University and lives in Southern California.
Margaret Haynes

Margaret brings unique experience from Walsh Construction where she performed as a Project Administrator on a variety of exclusive projects that include Clements Place with DESC (Downtown Emergency Services Center) and Station House a Capitol Hill Transit-Oriented Development Project with Capitol Hill Housing. She has also worked closely with Low Income Housing Institute (LIHI) as well as other affordable housing projects focusing on Section 3 and M/WBE (Minority and Women-Owned Business Enterprises).

At RSC Margaret is tasked with assisting Project Managers to ensure project success along with document control for insurance, permitting, and licensing procurement.

Senior Project Manager
Bill Higgins

With over 26 years of experience in the construction industry, Bill began as a laborer and worked his way up to journeyman carpenter. At 24, he joined Toll Brothers as the Northern California QA/QC Manager, ensuring high-quality construction practices. Later, he transitioned to the superintendent role at Obrien Homes.

As a Project Manager, Bill has successfully handled multi-million-dollar projects, from East Bay multifamily developments to custom estates in the North Bay. In his community, he’s also a High School football coach in Winters. During his free time, he enjoys golfing and spending quality time with his family.

Ben Lee

Ben has been with Russell Square since nearly its inception. He has worked heavily on apartment renovation projects including interior remodels and conversions, roofing replacements and exterior façade renovations. He has recently transitioned to the new construction side of the business where he assists the project superintendents in day-to-day tasks.

Ben was previously the Project Manager for the Renovations Division, beginning projects at the estimation and proposal phase, securing and writing subcontracts, managing onsite operations, in addition to budgeting and invoicing through project completion. During this time, Ben has worked with numerous cities and municipalities in obtaining proper permitting and approval for all associated projects. Ben has experience with assisting clients on due diligence visits and associated property reports, as well as experience on the Owner representation side in walking units and securing signoffs and unit completions. Ben has transitioned to the new construction side and is adding to his knowledge of day-to-day operations from the site level up to the project management level. During his free time, Ben enjoys any golf course and traveling overseas, specifically in Europe.


MEP Project Assistant
Marina Austin

Marina “Meana” Austin is an MEP Project Assistant with Russell Square. She plays a key role in supporting MEP projects, collaborating with project managers, engineers, and stakeholders to ensure seamless project coordination across Electrical, Plumbing, and HVAC systems. Meana is adept at communication, documentation, scheduling, problem solving, technical support and the health and safety of her team.

Meana is committed to delivering high-quality work and thrives in fast-paced environments. She possesses a keen eye for detail and excellent organizational skills, consistently meeting and exceeding project expectations. Outside of work, she enjoys reading, cooking, baking, and spending time with her daughter and family.  

Project Engineer
Rudy Cabling
Rudy has worked with Russell Square for several summers as an intern at multiple projects including The Columbia at the Waterfront, Silverdale Highlands, Palisades Sierra Del Oro, and many others. Recently, Rudy graduated from the University of Neveda Reno receiving his B.A. in Finance and Economics and has joined us at our American Canyon project as a Project Engineer. Eager to use his background in finance and his previous experience with Russell Square, Rudy is looking forward to working with the team on this project and many more including our upcoming projects in Vallejo and many more in Northern California!
David Carr
David has over 20 years of experience in the construction industry. He began as a laborer, then went on to be a carpenter for a commercial concrete company. While working full time David started taking classes where he studied Construction Management at Sacramento City College.  David has managed multiple commercial projects in the Sacramento and Greater Bay Area, most recently a $15 Mil Staybridge Suites in Woodland California. David is originally from Massachusetts, loves to ski and works on the weekends as a ski instructor at Kirkwood in South Lake Tahoe.  He currently lives with his wife and son in Dixon California
Jesse Denham

With over 20 years of experience in Luxury Custom Home building, Jesse is dedicated to surpassing client expectations in product quality while maintaining firm control of schedule and cost. Employing meticulous planning, problem-solving, attention to detail, and precision execution from project initiation through closing, Jesse consistently achieves this goal. His demeanor serves as an outstanding interface between Client/Design Team/Vendors and the Project Management Team.

As a Union-trained carpenter specializing in Luxury Custom Homes in the Bay Area, Jesse gained invaluable insights into executing a wide variety of home exteriors and interiors. His intimate understanding of building processes enables him to streamline operations from project commencement to completion.

In his spare time, Jesse finds fulfillment in coaching youth volleyball. With a background in club volleyball during college and recruitment to coach travel volleyball for high school-age athletes in Northern California, Jesse has honed his coaching skills. He even had the privilege of training with USA National team coaches at the Olympic facility in Colorado Springs, CO. Coaching team sports has equipped Jesse with essential skills in communication, team building, goal planning, conflict resolution, and managing individuals with diverse motivations and interests.

Assistant Superintendent
Robert Gillespie
Rob Gillespie is a construction pro with almost 20 years of experience. He’s a hard worker from a regular family background who knows his stuff when it comes to building things. When he’s not on the job, you can find him fishing, hunting, or hanging out with his awesome wife and two daughters. Rob’s all about quality work and spending time with his loved ones. He’s the kind of guy you want on your team, both at work and at home.
Assistant Superintendent
Laquon Green
Laquon is an ARMY veteran from South Carolina with about eight years of Honorable service. His construction career started in 2021 with Homes Builders Institute. After graduating Home Builders Institute Laquon started working as a construction assistant superintendent on single family and Multifamily homes. Upon completion of all track and spec homes Laquon was transferred to build apartments in NAPA, California. Laquon relocated from California to Washington to further his career in construction management with Russell Square.
General Foreman
David Hallenberger
Dave Hallenberger is a hardworking NAVY veteran with experience in framing and interior finish work. Dave started working in construction in Boise, ID in 2017 and has worked as a carpenter and a foreman.  Dave relocated from Idaho to Washington to further his career in construction management with Russel Square. 
Michael Hallenberger

Through hard work, perseverance, and a commitment to succeed Michael has successfully completed high profile construction projects for over 30 years in multiple construction management positions. Michael’s career has afforded him the opportunity to be a construction manager in 44 states building subdivisions, multi-family housing, federal and state buildings, and infrastructure. His desire to continually learn and be part of the complete construction industry allowed him to excel in completing a broad range of projects such as Fabrication and Thermal Spray Coating of the New K-Bridge in New York, Seymour Johnson Air Force Squadron Operations Facility, Atlanta Falcon Stadium, and 405 Mixed Use Development.

This experience and diversity allow Michael to manage the constructability, quality, safety, and production aspects of the project which in turn results in implementation of value engineering, milestones meet, and positive owner/client relationships.

Assistant Superintendent
Michael Hallenberger, Jr.
Mike is a hard worker with experience in Superintending, Framing and finish work. Mike started his construction career as a Forman and has worked his way to a superintendent position and has been in the field for 10 years. Mike has relocated to several different states to further his career in construction management.
QA Manager
Aaron Hay

Aaron currently serves as the Project Engineer at the Silverdale Highlands, a development and construction project for Russell Square consisting of 570 units with a total cost over $150 million.

Aaron has previous experience as a Project Manager for Whitehall Building in Annapolis, Maryland where he managed the new construction of single-family homes. He was also a Superintendent and Assistant Project Manager at Clark Construction (Bainbridge Island, Washington) overseeing the new construction of single-family homes and renovation projects including three buildings at Fort Worden. Aaron is a 21-year Navy veteran having served as a Project Manager at the naval shipyards in Pearl Harbor and Puget Sound managing complex maintenance of nuclear aircraft carriers and submarines.

Aaron has a B.S. in Chemical Engineering from Tulane University, a M.S. in Management from Rensselaer Polytechnic Institute, and a M.S. in Mechanical Engineering from the Naval Postgraduate School.

Assistant Superintendent
Sarah Kerstetter

Sarah is an experienced professional specializing in project management with a diverse skill set that includes scheduling, project coordination, trade management, quality control, owner/management coordination, and building final inspections and hand off. She has honed her expertise through her work at local Puget Sound companies such as Rush Commercial, Tarragon, and Port Ludlow Associates. Starting from the ground up as a laborer, Sarah’s career trajectory saw her rise to the role of Superintendent on multi-family garden style apartments and eventually transition into a project manager overseeing single-family residential homes.

Born and raised in Gig Harbor, Sarah has deep roots in the South Sound region, where she has built both her life and career. In her leisure time, she cherishes moments spent with her fiancé and two daughters, engaging in activities such as boating, camping, and 4x4ing. With a shared love for animals, Sarah and her family are on the lookout for land to establish their homestead where they can raise horses, goats, chickens, and dogs.

Assistant Superintendent
William Nino

William began his construction career in the window and door industry at 20 years old. He then transitioned his career into becoming a carpenter/builder for well-known GC’s in San Francisco. Field experience in wood and steel framing, sheetrock, finish carpentry, new construction, and remodeling. Now in his early 30’s William looks forward to soaking and gaining experience in development, so that one day he can develop for himself and his family.

Assistant Superintendent
Jeff Reith

With 35 years of experience in the construction industry, Jeff is proficient in several different trades. He is driven, disciplined, and eagerly anticipates his future with the organization, eager to build relationships with clients and fellow Russell Square team members.

Outside of work, Jeff is engaged to the love of his life, with plans to get married in 2025. In his free time, he cherishes moments spent with family and friends, especially his grandchildren. Jeff enjoys boating, taking the RV out, and indulging in his passion for riding his dirt bike whenever he can.

Assistant Project Manager
Christian Shearer

Christian, a devoted family man, brings his passion for sports and commitment to excellence to his role as a valued member of our team. With a background in coaching basketball and football for local high school teams, Christian embodies leadership and teamwork both on and off the field. His love for nature extends to hiking adventures with his wife and beloved dogs, fostering a balanced and grounded approach to life.

In his professional capacity, Christian excels in managing crucial aspects of our construction projects, from submittals and budgeting to Procore utilization. His expertise in interpreting construction drawings and technical specifications ensures precise execution, while his meticulous attention to detail encompasses materials “take-offs,” scope definition, and document control. Christian’s dedication to efficiency and quality makes him an indispensable asset in our contract and subcontract management processes.

Project Engineer
Jake Shimmin

Bringing over a decade of diverse construction expertise to the table, Jake is a seasoned professional with a passion for precision and efficiency in project management. Prior to his current role Jake was serving as the Assistant Superintendent/Superintendent and played a pivotal role in overseeing large-scale multi-family home projects, exemplified by the successful completion of four high-end duplexes under their supervision.

Jake honed their leadership skills as a Lead Installation Technician at Gravitec Systems, where they led teams in the installation of engineered fall protection systems across a diverse range of structures, from stadiums and theme parks to skyscrapers and industrial facilities. Their hands-on approach and collaborative spirit were instrumental in maintaining high safety standards and achieving project milestones.

Project Engineer
Caitlin Smith

Caitlin has over 10 years in the construction industry professionally but spent the majority of her life growing up on jobsites with her Dad and his plumbing company learning the lay of the land and decorating hard hats with Lisa Frank stickers. Starting in the office, Caitlin worked her way up from reception to accounting before moving into a project supporting role as a Project Engineer for tenant improvement in the Bay Area working on over 200 projects in one year. After transitioning from T.I. into commercial development and multifamily, Caitlin worked on several public works projects, multiple luxury resorts in Napa as well as the Bay Area and Sacramento, multi-family, and mixed-use buildings before landing in custom residential and working her way up to Project Manager overseeing 6 custom homes and multi-millions of dollars. Missing the excitement of larger scale projects, Caitlin joined Russell Square Consulting in August 2023 and is looking forward to the upcoming projects and being a part of the team!

Tony Tran

A graduate from the University of Washington’s Runstad School of Real Estate, Tony has worked roles in some of the largest companies in the PNW. His previous work experience includes time with Boston Properties, Windermere, and Tarragon Development. Specialized in multi-family and commercial development, Tony’s previous projects include high-rise acquisitions, garden-style communities, and a brief stint in property management & brokerage. Tony now supports the development efforts for Russell Square from his desk in the Seattle office.

In his free time, Tony loves to travel. He’s been to nearly all the countries in southern and western Europe, gallivanted through Morrocco on a solo backpack adventure, and road tripped the east and west coasts of the United States. Hailing from an immigrant family, Tony takes great pride in his Vietnamese roots and culture. Having gone back to the country three times throughout his early life, he holds a special place for Lunar New Year, Vietnamese Foods, and the Vietnamese Language.

Preconstruction Associate
Stevie Villatoro

Stevie holds a BA in Urban Studies and Planning from San Francisco State University. She launched her career in the construction industry with McNely Construction Company in San Leandro, excelling as a part-time Project Engineer. Simultaneously, she contributed as a part-time Planning Intern with the City of Vallejo, all while pursuing her education full-time.

Post-graduation, Stevie transitioned to a prominent Bay Area jurisdiction, honing her expertise in permitting and planning processes. Her role as a Permit and Planning Technician provided invaluable institutional knowledge. Through this experience, she discovered her passion for returning to the construction realm, with a strong emphasis on development.

This aspiration led her to Russell Square, where she is an indispensable asset, driving success in both development and construction ventures across Northern California.


Jake Carranza
Jake is a seasoned commercial plumber. He is up to date with CPC and ADA codes as well as OSHA Regulations. He has extensive commercial construction experience as a journeyman plumber. He is a dad of three, an Army Veteran, and a garage tinkerer /inventor.
Plumbing Project Manager
Scott Hudson

Scott has been in the construction industry for over 35 years. He started stacking roof tiles, plumbing, and doing general labor in 1987 and became an apprentice plumber in 1989. From there, he went on to become a master plumber, working on commercial, residential, and industrial projects in both Colorado and California. He has owned and operated two plumbing and heating companies. He has been responsible for bringing the plumbing and mechanical portion of numerous projects to completion on time and within budget limits including hospitals, schools, hotels, prisons, DOD installations, tract housing, multi-family residences, and custom single family houses.


Adrian Brabant

Adrian was born in Grenoble, France, and is fluent in both French and English. Achieving dual citizenship fulfilled his American dream, though transitioning from French to American life presented challenges. Nevertheless, he overcame each obstacle, emerging mentally stronger. Adrian applies lessons learned from his youth to his adult life, driven by a determination to excel for his family and himself.

He shares his life with a beautiful partner and two incredible stepchildren, whose presence motivates him to continually strive for excellence.

HVAC Junior Foreman
Daniel Huber

Daniel was born and raised in Sacramento, CA, and also spent several years living in Hawaii, where he formed deep bonds with friends who became like family. Immersing himself in the unique Hawaiian culture, Daniel continues to be connected through his wife, who is a native of the islands. With six years in the construction industry under his belt, Daniel looks forward to many more years ahead. Outside of work, he is passionate about photography and enjoys exploring his love for motorcycles.

HVAC Manager
Ray Musolf

Ray brings 22 years of experience in the HVAC trade and finds genuine enjoyment in his field. He spent 5 years as a stationary engineer for the state of California and has served as a field lead technician and lead installer for 4 other companies throughout his HVAC career. Ray derives satisfaction from witnessing the successful installation and servicing of projects.

In his leisure time, Ray indulges in his passion for working on bikes and cars. Currently, he is restoring a 68 Plymouth alongside maintaining a motorcycle.

Office / Accounting

HR Generalist
Tiawna Blair

Tiawna is an HR Generalist with over 8 years of experience with an expertise in employee relations. She also has knowledge in payroll and scheduling processes. Tiawna has a strong background in implementation of HR programs and policies. She holds certifications from SHRM as a Certified Professional and a Workplace Mental Health Ally. Tiawna earned her M.A. in Forensic Psychology from California Baptist University. She is a Southern California native and works in the Murrieta, CA office.

Office Assistant
Jenny Davis
Jenny brings a background in Human Resources from her education and Accenture consulting experience in Argentina, assisting employees with international, multicultural, and bilingual services. Working out of the downtown Seattle office, she fosters recruiting, onboarding, and inventory management procedures. Outside of work, Jenny finds immense joy through dedication to her family and Jazzercise community.
Administrative Assistant
Kylee Trout

Kylee embarked on a career in administration seven years ago, starting with a startup wholesale company. Over time, she expanded her administrative roles to include positions in various sectors, from warehouses to locksmithing.In parallel to her professional journey, Kylee has been a dedicated Human Resource Specialist in the Washington National Guard since 2013. This role has allowed her to develop expertise in personnel management and resource allocation within a disciplined and structured environment.

Known for her commitment to precision, adaptability, and extensive administrative experience, Kylee is a versatile professional ready to tackle diverse challenges. She takes pride in contributing to the success of both the private sector and the defense of the nation through her service in the Washington National Guard. In her leisure time, Kylee is often found pursuing a passion for equestrian activities. Whether it’s riding or working at Emerald Downs as an exercise rider, she remains dedicated to both personal and professional growth.

Project Accountant
Karen Wnuk

Karen has been in the construction industry going on 17 years.  She started with a Structural Engineering Firm and wanted to learn more and had set her goals to work in the General Contractor side of the business.  She enjoys helping others and as the Project Accountant, she gets to do just that with Russell Square.

Andrea Zeilen

Andrea started in the Construction Accounting field at Turelk Inc. in 2016 and really found her niche. She started in Accounts Payable and was quickly chosen to learn Project Accounting. She was then responsible for Accounts Payable, cutting all subcontractor checks along with Project Accounting. Andrea then moved to Gray West Construction where she learned Sage and Procore and honed her Project Accounting skills. She loves the puzzle of accounting and is looking forward to furthering her career at Russell Square.