Blackstone Companies
Engineering expertise, right where you need it
We empower Blackstone companies to elevate facility performance.

Salas O’Brien brings extensive expertise in engineering, design, and consulting to help you unlock the full potential of your facilities. Whether you’re managing a single asset or a diverse portfolio, our team delivers tailored solutions that enhance efficiency, resilience, and long-term value. We specialize in sustainable design, energy management, and strategic consulting—aligning with Blackstone’s commitment to quality and excellence.
From initial assessments to project completion, we’re here to make your facilities work better for you.
Connect with us today to explore how we can enhance operational effectiveness and sustainability for your properties.
What we can offer
Salas O’Brien provides multidisciplinary engineering services for the built environment. From large-scale new construction to retrofits to engineering studies, we have you covered across North America with engineers close to you.
Facility condition assessments for individual buildings or portfolios
Salas O’Brien assists with asset management providing engineering services that sustain our clients’ existing real property portfolios. Learn more.
Energy audits and efficiency consulting
Salas O’Brien works with clients across multiple assets to audit energy usage, reduce the consumption of water, and implement renewable energy projects. Connect with us today
Secure grants, utility rebates and incentives for energy-related projects
Salas O’Brien helps clients secure grants, utility rebates and incentives for energy-related projects. Connect with us today
Building envelope consulting and commissioning
Salas O’Brien covers all aspects of building envelope consulting, from design collaboration for new construction to installation oversight during construction. On existing buildings, our expertise also includes in-depth forensic analysis to pinpoint envelope failures, then offering detailed repair and remediation guidance. Learn more.
Environmental noise control studies
Salas O’Brien provides environmental acoustic testing and noise control studies in addition to design for mitigation in a wide range of facility types. Learn more.
Forensic engineering services for insurance and litigation
Salas O’Brien provides full forensic services for every type of building failure. Have a specific need? Reach out.
Physical security and risk assessment
Salas O’Brien partners with your security team to design and implement tailored physical security solutions that protect your assets, people, and spaces. Our expertise spans access control, video surveillance, intrusion detection, command centers, and more. By integrating advanced technology with practical design, we ensure that every system aligns seamlessly with your facility’s unique needs. Whether addressing visitor management, emergency communication, or centralized monitoring, our goal is to create a secure, adaptable environment ready for any challenge. Have a specific need? Reach out.
MEP (mechanical, electrical, and plumbing) engineering
Salas O’Brien’s mechanical, electrical, plumbing and fire protection design team delivers common-sense, integrated design solutions that are cost-effective, reliable, and energy efficient. Learn more. Have a specific need? Reach out.
Structural engineering and seismic evaluations
Salas O’Brien’s structural expertise extends from conceptual development and 3D modeling to surveys, investigative studies, and due diligence assessments. Learn more.
Sustainability consulting, including LEED certification
Navigating the complex environmental, social, and governance (ESG) landscape can be daunting for companies seeking long-term growth through sustainable practices. Our team works closely with organizations in the public and private sectors to develop and implement ESG strategies including sustainable certifications. Learn more.
Industrial hygiene and air quality assessments
Effective hygienic process design requires deep experience in equipment design, regulations, product recovery systems, automation, and hygienic zoning. Salas O’Brien helps manufacturers improve product quality and safety while also minimizing the risk of contamination and reducing the likelihood of costly product recalls. Learn more.