303rd Engineering Group, LLC
St. Louis, MOSuccessful Partnerships, Successful Projects
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Successful Partnerships, Successful Projects

Many Disciplines One Team

Engineered Success
Creating enduring value by balancing the practical with the extraordinary.
Planning our clients' success.

Process Design and Improvement for Biorefinery Systems

Your Strategic Engineering Partners
Designing civil solutions to connect people better

An Experienced Design Team of Engineers and Architects

Clark & Enersen is a full-service multidisciplinary architecture and engineering practice founded in 1946 in Lincoln, Nebraska. With more than 80 years of practice, Clark & Enersen brings together architects, engineers, interior designers, and landscape architects under one roof to deliver integrated design solutions for clients across the country and internationally. The practice operates eight office locations and maintains a team of over 180 professionals across disciplines including architecture, civil, structural, mechanical, and electrical engineering.

Design Like You Mean It!
Professional Engineering
Electrical, Mechanical & Sustainable Engineers
A fully integrated engineering and design practice focused on innovation, sustainability, and excellence

Enriching the Human Experience.

Full Service Program Management and Total Building Commissioning
Lawrence Perry and Associates, Inc. (LPA) is a consulting engineering firm concentrating in mechanical, electrical, plumbing, and fire protection design. Founded in 1975 by Lawrence (Larry) E. Perry and based in Roanoke, Virginia, LPA is a 21-person practice serving clients across Virginia and surrounding states. Its portfolio spans educational, governmental, healthcare, industrial, library, and athletic facility project types, and includes a long-standing commitment to sustainability and BIM and IPD project delivery.
We do the ground work that makes your project more remarkable.
Global Engineering and Disaster Risk Management Firm
Newcomer Associates is an architecture and engineering firm based in Chambersburg, Pennsylvania, providing coordinated architectural, structural, mechanical, electrical, and interior design services through in-house personnel since 1980. Newcomer Associates handles projects across hospitality, religious, commercial, educational, industrial, and senior living markets, guiding clients from master planning and programming through construction completion.
Service. Solutions. Results.
Your Project. Our Experience. Delivered Together.
Delivering Solutions to Improve the Quality of Life
Restructuring the norm since 1995.