Committed To Results And Client Satisfaction In Michigan

Since 1979

Construction Law & Surety Law

Dedicated Lawyers For Important Construction And Surety Law Matters

Business Consulting & Litigation

Experienced Lawyers helping with Intricate Business Litigation and Transactions

Real Estate Transactions

Helping Clients With Complex Real Estate Transactions


We Are Leaders In The Field Of Construction Law

Our attorneys provide services to businesses, real estate developers, project owners, construction firms, sureties, insurance and bond providers and their agents, architects, engineers, contractors, subcontractors of all trades and material suppliers. All our clients — regardless of size — are important to us.

Deneweth, Dugan & Parfitt, P.C., has been recognized by Best Lawyers as a Tier 1 law firm in both Construction Law and Litigation – Construction. Our founding attorney, Ronald A. Deneweth, has been recognized as a leader in the practice areas of Construction Law and Litigation – Construction by Best Lawyers every year since 2010.

We are also proud to announce that Ronald A. Deneweth, Chris Parfitt, Mark Sassak, Anthony Vittiglio II, Matthew Herstein and Deborah Kaleta were selected again to Super Lawyers in 2020 as top-rated construction litigation attorneys in Troy, Michigan. Ronald A. Deneweth, Chris Parfitt, Mark Sassak and Anthony Vittiglio II have also received special recognition as “Leading Lawyers” in the area of construction law based upon a survey of their peers.

CAM logo w-text CMYK

Our Attorneys

Michigan Advocates For Construction & Surety Law, Commercial Litigation And Real Estate Matters

Deneweth, Dugan & Parfitt, P.C., is committed to providing highly effective legal representation to businesses and individuals throughout Michigan. As a business law firm, we take pride in our ability to provide effective and efficient representation and consultation. To our valued clients, we hope to become part of your project team and be a vigorous advocate for your interests in court.

We have expertise and experience in a broad range of legal issues and conflicts, and we specialize in construction, surety and real estate work. When inevitable issues develop, you need an attorney who knows your industry and who can anticipate and confront your legal problems with experience and expertise. Since 1979, we have built lasting relationships with our clients.

Contact Us With Your Questions Concerning Construction Law & Other Matters

Tell Us About Your Legal Issue


Legal Issue


Join Deneweth, Dugan & Parfitt, PC


In supporting the YMCA of Metropolitan Detroit as the Y celebrates 170 years of improving the lives of children and families.