Haskell Indian Nations Universit 155 Indian Avenue Lawrence, Kansas Beginning in 2005 Mar Lan Construction teamed with Ad Veritas Construction to provide construction services to Haskell Indian Nations University on a variety of projects. To date we have completed over 60,000 square feet of building renovations or repairs throughout the campus. Through their Haskell Nature Lighting Building upgrade program, we have provided and installed over 125 4x4 and 2x4 skylights throughout the campus.