Interstate Electrical Contractors, Inc. (IEC), founded in 1984 by James A. Cillessen and Joyce K. Cillessen, is a leading electrical contractor dedicated to power substations and medium voltage power distribution projects. Based in Arvada, Colorado, IEC has built a strong reputation across the Midwest and Western United States, boasting extensive experience in successfully completing hundreds of projects. The company emphasizes its core principles of Safety, Quality, and Productivity, which have guided their operations over the years and contributed significantly to their successful project completion.
IEC is a proud member of the Associated Builders and Contractors (ABC) and has been recognized multiple times with the ABC STEP Diamond Safety Award, underlining its commitment to safety standards. The company's expertise extends to handling contracts of significant size, with average projects valued at approximately $3,500,000 and total contract sizes exceeding $16,000,000. Their ability to manage complex substation construction and underground distribution/transmission projects is remarkably illustrated through their positive client testimonials, indicating a high level of satisfaction among their partners.
With a proven track record of completing projects on time and within budget, IEC has forged strong relationships with many notable clients across various sectors, including governmental and industrial sectors. Their work not only emphasizes technical proficiency but also focuses on building long-term trust in the industry. Through a combination of innovative solutions and meticulous attention to detail, Interstate Electrical Contractors continues to distinguish itself as an expert in electrical contracting, dedicated to enhancing power distribution frameworks within the U.S.
