Sterling is an award-winning professional engineering consulting and technical staffing company. We provide client-focused specialty solutions across multiple industries: automation, food and beverage, life sciences, manufacturing, utilities, and renewable energy. Since 1969, Sterling has been a premier provider of flexible solutions to companies ranging in size from Fortune 500 to rapidly growing and innovative start-up organizations. Engineering Consulting – Our experienced, multi-disciplined team of project managers, engineers, and designers, led by licensed Professional Engineers (PE), provide project management, engineering, design, and Commissioning, Qualification, and Validation (CQV) to manufacturing, OEM, and R&D customers. Engineering & Technical Staffing - With our focus on engineering, technical, and IT, Sterling Staffing has the in-depth knowledge, industry expertise, and robust employee pipeline it takes to find talent for even the most difficult-to-fill positions rapidly. In addition, Sterling Staffing's extensive recruitment methodology allows us to engage the most qualified employees in the marketplace. Sterling offers a unique combination of engineering solutions and Best of Staffing level recruiting services to help our clients and talent achieve their goals.
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The Sterling Engineering annual revenue was $125.5 million in 2026.
Dolores Connolly is the CEO of Sterling Engineering.
263 people are employed at Sterling Engineering.
Sterling Engineering is based in Westchester, Illinois.
The NAICS codes for Sterling Engineering are [541612, 54, 5416, 54161, 541, 56].
The SIC codes for Sterling Engineering are [73, 736, 87, 871].