An exceptional quality that can't be beaten
From materials to craftsmanship, quality is built into everything we do. At ABS Building Integrators, we hold ourselves to the highest standards—delivering results that stand the test of time and exceed expectations.
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Servicing 28 States and Counting
Our reach spans coast to coast—delivering reliable, high-quality construction solutions in 28 states and growing. No matter the location, ABS Building Integrators brings the same standard of excellence to every project.
Learn moreThe values that drive everything we do
Quality
We take pride in delivering exceptional craftsmanship on every project. From materials to final finishes, precision and excellence are at the core of everything we build.
Commitment
Our clients' goals are our top priority. We're dedicated to seeing every project through with integrity, reliability, and an unwavering focus on results.
Innovation
We embrace forward-thinking solutions and modern construction methods to build smarter, faster, and better.
Openness
Transparent communication is key to a successful partnership. We keep clients informed every step of the way, creating trust through honesty and accessibility.
Teamwork
Great projects are built on collaboration. Our team works seamlessly with clients, designers, and subcontractors to ensure a unified approach and shared success.
Leadership
With decades of experience, we lead by example. Our proactive, hands-on leadership ensures projects stay on course and teams stay aligned with your vision.
The amazing team behind ABS
Jon Davis
Jonathan founded ABS back in 2014 after previously gaining 8 years of Commercial construction experience in the Pittsburgh and surrounding areas. His attention to detail, professionalism, and exception client relations have forged ABS to grow rapidly, both in the Pittsburgh region and across the United States in the Commercial Office, Restaurant, retail, Utility, and healthcare markets. While currently holding dozens of state and city licenses, Jonathan strives to ensures all ABS clients receive quality built projects at a fair price and prides himself on the collaborative relationships he has formed with all of his customers. Outside of the office, Jonathan enjoys spending time with his family, hunting, fishing, and riding UTV’s with their pooch Rex.
Darian Sisley
With over a decade of experience in Commercial/Industrial Construction, Darien has successfully managed and completed a wide range of projects nationwide. From small-scale projects to multimillion-dollar endeavors, Darien’s strong communication skills, dedication to customer service, and problem-solving abilities ensure each project is completed on time and within budget. Darien excels at maintaining constant communication throughout each project and keeping each project on track from start to finish. Darien collaborates effectively with team members and local municipalities to meet deadlines and requirements. A strategic planner, with a focus on harmonizing information and knowledge to achieve solutions, Darien strives to motivate and impact others positively while ensuring a safe and efficient work environment.
Jeff Karus
Jeff has been with ABS since 2015, he started as a Journeyman Electrician and worked his way to a Project manager/ estimator. With over 9 years with ABS, Jeff is currently in a Senior project manager position and has over 25-years of experience in the construction industry. Along with his Senior project management rule, Jeff is also an estimator with ABS, jumping in when able to help his team with large projects. He provides senior experience, leadership, dedication and customer service to all of his projects. Jeff is persistent at completing project deadlines, collaborating with others on the team and has exceptional interpersonal skills. He strives to make projects seamless and has a professional rapport with those who work under his supervision. Jeff has three amazing kids who are currently attending college. In his spare time, Jeff’s hobbies include being an Arborist as well as working on his diesel trucks.
Mason Carslisle
Mason Carlisle has been active in the construction industry for over half a decade, bringing a strong foundation in Mechanical Engineering and a commitment to quality work on every project. Throughout his career, Mason has demonstrated the ability to communicate and collaborate effectively with individuals at all levels—adapting seamlessly to new and challenging situations. His willingness to keep learning, combined with a goal-focused and self-motivated mindset, makes him a valued member of the ABS estimating team. Whether working independently or as part of a larger project team, Mason remains disciplined and dedicated to delivering results that exceed expectations.
Want to be part of our team?
We're always looking for talented individuals who are passionate about construction and building great things.
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Mckeesport, PA
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ABS is a full-service general contractor committed to delivering projects on time and within budget. We pride ourselves on fostering strong client relationships, built on trust and mutual respect, to ensure each project's success.