Lewis Merenstein is most famous as the record producer

Record producer

A record producer is an individual working within the music industry, whose job is to oversee and manage the recording of an artist's music...

 for the Van Morrison

Van Morrison

Van Morrison, OBE is a Northern Irish singer-songwriter and musician. His live performances at their best are regarded as transcendental and inspired; while some of his recordings, such as the studio albums Astral Weeks and Moondance, and the live album It's Too Late to Stop Now, are widely...

 album, Astral Weeks

Astral Weeks

Astral Weeks is the second solo album by Northern Irish singer-songwriter Van Morrison, released in November 1968 on Warner Bros. Records. It was Morrison's first album after Warner Bros. had been able to free him from his contract with Bang Records...

, and as executive producer

Executive producer

An executive producer is a producer who is not involved in any technical aspects of the film making or music process, but who is still responsible for the overall production...

 for Moondance

Moondance

Moondance is the third solo album by Northern Irish singer-songwriter Van Morrison. It was released on Warner Bros. Records on 28 February 1970 and peaked at #29 on Billboard's Pop Albums chart....

, Morrison's 1970 album.Astral Weeks

Astral Weeks

Astral Weeks is the second solo album by Northern Irish singer-songwriter Van Morrison, released in November 1968 on Warner Bros. Records. It was Morrison's first album after Warner Bros. had been able to free him from his contract with Bang Records...

is listed as #19 on the Rolling Stone Magazine's The 500 Greatest Albums of All Time

The 500 Greatest Albums of All Time

"The 500 Greatest Albums of All Time" is the title of a 2003 special issue of American magazine Rolling Stone, and a related book published in 2005.Related news articles:...

 in 2003. and in November 2006, when CNN

Time

Time is a part of the measuring system used to sequence events, to compare the durations of events and the intervals between them, and to quantify rates of change such as the motions of objects....

 published their list of The All-Time 100 Albums, Astral Weeks was on the list, along with Moondance.

Additionally, he produced albums for Charlie Musselwhite

Charlie Musselwhite

Charlie Musselwhite is an American electric blues harmonica player and bandleader, one of the non-black bluesmen who came to prominence in the early 1960s, along with Mike Bloomfield and Paul Butterfield. Though he has often been identified as a "white bluesman", he claims Native American heritage...

, The Spencer Davis Group, Cass Elliot

Cass Elliot

Cass Elliot , born Ellen Naomi Cohen and also known as Mama Cass, was an American singer and member of The Mamas & the Papas. After the group broke up, she released five solo albums. Elliot was found dead in her room in London, England, from an apparent heart attack after two weeks of sold-out...

, The Mamas & the Papas

The Mamas & the Papas

The Mamas & the Papas were a Canadian/American vocal group of the 1960s . The group recorded and performed from 1965 to 1968 with a short reunion in 1971, releasing five albums and 11 Top 40 hit singles...

, Miriam Makeba

Miriam Makeba

Miriam Makeba , nicknamed Mama Africa, was a Grammy Award winning South African singer and civil rights activist....

, Gladys Knight and the Pips, John Cale

John Cale

John Davies Cale, OBE is a Welsh musician, composer, singer-songwriter and record producer who was a founding member of the experimental rock band The Velvet Underground....

, Curtis Mayfield

Curtis Mayfield

Curtis Lee Mayfield was an American soul, R&B, and funk singer, songwriter, and record producer.He is best known for his anthemic music with The Impressions during the Civil Rights Movement of the 1960's and for composing the soundtrack to the blaxploitation film Super Fly, Mayfield is highly...

, Turley Richards

Turley Richards

Turley Richards is an American singer and guitarist.Richards was blinded in the left eye at the age of four in an archery accident, and lost sight in the right eye as well some years later. He first began playing in a group called The Five Pearls while still a teen in the 1950s...

, Les Variations

Les Variations

Les Variations was a French rock band from the 1960s and 1970s that sang in English and was known for its rock guitar-based music. They were France's first band to headline the famed Olympia Theatre, the first to tour America, the first to sign with a US label and the first to achieve hit records...

, and Phyllis Hyman

Phyllis Hyman

Phyllis Linda Hyman was an American soul singer and actress.-Early years:Phyllis Hyman was born in Philadelphia, Pennsylvania, and grew up in the St. Clair Village, the South Hills section of Pittsburgh...

. Merenstein also produced the three studio albums recorded by Glass Harp

Glass Harp

Glass Harp is a Youngstown, Ohio based power trio consisting of guitarist Phil Keaggy, drummer John Sferra and bassist Daniel Pecchio.-Early years:...

 in the early '70's, featuring guitarist Phil Keaggy

Phil Keaggy

Phil Keaggy is an American acoustic and electric guitarist and vocalist who has released more than 50 albums and contributed to many more recordings in both the contemporary Christian music and mainstream markets...

.

Lewis began as a recording engineer and still lives and works in New York City.